Souza, G. M., Ballester, M. V. R., de Brito Cruz, C. H., Chum, H. L., Dale, B., Dale, V. H., Fernandes, E. C. M., Foust, T., Karp, A., Lynd, L., Maciel Filho, R., Milanez, A., Nigro, F., Osseweijer, P., Verdade, L. M., Victoria, R. L. and Van der Wielen, L. 2017. The role of bioenergy in a climate-changing world. Environmental Development. 23 (September), pp. 57-64. https://doi.org/10.1016/j.envdev.2017.02.008
Cerasuolo, M., Richter, G. M., Richard, B., Cunniff, J., Girbau, S., Shield, I. F., Purdy, S. and Karp, A. 2016. Development of a sink-source interaction model for the growth of short-rotation coppice willow and in silico exploration of genotype x environment effects. Journal of Experimental Botany. 67 (3), pp. 961-977. https://doi.org/10.1093/jxb/erv507
Karp, A., Beale, M. H., Beaudoin, F., Eastmond, P. J., Neal, A. L., Shield, I. F., Townsend, B. J. and Dobermann, A. 2015. Growing innovations for the bioeconomy. Nature Plants. 1, p. 15193. https://doi.org/10.1038/nplants.2015.193
Haughton, A. J., Bohan, D. A., Clark, S. J., Mallott, M. D., Mallott, V., Sage, R. and Karp, A. 2016. Dedicated biomass crops can enhance biodiversity in the arable landscape. Global Change Biology. Bioenergy. 8 (6), pp. 1071-1081. https://doi.org/10.1111/gcbb.12312
Palomo-Rios, E., Macalpine, W. J., Shield, I. F., Amey, J. S., Karaoglu, C., West, J., Hanley, S. J., Krygier, R., Karp, A. and Jones, H. D. 2015. Efficient method for rapid multiplication of clean and healthy willow clones via in vitro propagation with broad genotype applicability. Canadian Journal Of Forest Research. 45 (11), pp. 1662-1667. https://doi.org/10.1139/cjfr-2015-0055
Gritsch, C., Wan, Y., Mitchell, R. A. C., Shewry, P. R., Hanley, S. J. and Karp, A. 2015. G-fibre cell wall development in willow stems during tension wood induction. Journal of Experimental Botany. 66 (20), pp. 6447-6459. https://doi.org/10.1093/jxb/erv358
De Jong, F., Hanley, S. J., Beale, M. H. and Karp, A. 2015. Characterisation of the willow phenylalanine ammonia-lyase (Pal) gene family reveals expression differences compared with poplar. Phytochemistry. 117 (September), pp. 90-97. https://doi.org/10.1016/j.phytochem.2015.06.005
Cunniff, J., Purdy, S. J., Barraclough, T. J. P., Castle, M., Maddison, A. L., Jones, L. E., Shield, I. F., Gregory, A. S. and Karp, A. 2015. High yielding biomass genotypes of willow (Salix spp.) show differences in below ground biomass allocation. Biomass & Bioenergy. 80 (September), pp. 114-127. https://doi.org/10.1016/j.biombioe.2015.04.020
Hallingbäck, H. R., Fogelqvist, J., Powers, S. J., Turrion-Gomez, J., Rossiter, R., Amey, J., Martin, T., Weih, M., Gyllenstrand, N., Karp, A., Lagercrantz, U., Hanley, S. J., Berlin, S. and Rönnberg-Wästljung, A-C. 2016. Association mapping in Salix viminalis L. (Salicaceae) - identification of candidate genes associated with growth and phenology. Global Change Biology. Bioenergy. 8 (3), pp. 670-685. https://doi.org/10.1111/gcbb.12280
Brereton, N. J. B., Ahmed, F., Sykes, D., Ray, M. J., Shield, I. F., Karp, A. and Murphy, R. J. 2015. X-ray micro-computed tomography in willow reveals tissue patterning of reaction wood and delay in programmed cell death. BMC Plant Biology. 15, p. 83. https://doi.org/10.1186/s12870-015-0438-0
Shield, I. F., Macalpine, W. J., Hanley, S. J. and Karp, A. 2015. Breeding willow for short rotation coppice energy cropping. in: Cruz, V. M. V. and Dierig, D. A. (ed.) Industrial crops. Handbook of Plant Breeding 9 Springer, New York. pp. 67-80
Andralojc, P. J., Bencze, S., Madgwick, P. J., Philippe, H., Powers, S. J., Shield, I. F., Karp, A. and Parry, M. A. J. 2014. Photosynthesis and growth in diverse willow genotypes. Food and Energy Security. 3, pp. 69-85. https://doi.org/10.1002/fes3.47
Berlin, S., Trybush, S. O., Fogelqvist, J., Gyllenstrand, N., Hallingback, H. R., Ahman, I., Nordh, N-E., Shield, I. F., Powers, S. J., Weih, M., Lagercrantz, U., Ronnberg-Wastljung, A-C., Karp, A. and Hanley, S. J. 2014. Genetic diversity, population structure and phenotypic variation in European Salix viminalis L. (Salicaceae). Tree Genetics & Genomes. 10 (6), pp. 1595-1610. https://doi.org/10.1007/s11295-014-0782-5
Wan, Y., Gritsch, C., Tryfona, T., Ray, M. J., Andongabo, A. E., Hassani-Pak, K., Jones, H. D., Dupree, P., Karp, A., Shewry, P. R. and Mitchell, R. A. C. 2014. Secondary cell wall composition and candidate gene expression in developing willow (Salix purpurea) stems. Planta. 239, pp. 1041-1053. https://doi.org/10.1007/s00425-014-2034-1
Salmon, J., Ward, S. P., Hanley, S. J., Leyser, O. and Karp, A. 2014. Functional screening of willow alleles in Arabidopsis combined with QTL mapping in willow (Salix) identifies SxMAX4 as a coppicing response gene. Plant Biotechnology Journal. 12 (4), pp. 480-491. https://doi.org/10.1111/pbi.12154
Macalpine, W. J., Shield, I. F., Walsh, L. R. E., Johnston, C., Mccracken, A. R., Gilliland, J., Wilson, H., Finnan, J., Power, R., Hartmann, H., Weitz, M., White, Robin P. and Karp, A. 2014. Rothamsted Research willow (Salix spp.) breeding programme: multi-site yield trial results 2014. Proceedings 22nd European Biomass Conference and Exhibition, Setting the Course for a Biobased Economy, Hamburg, 23-26 June 2014 . pp. 116-121
Karp, A. 2014. Willows as a source of renewable fuels and diverse products. in: Fenning, T. (ed.) Challenges and opportunities for the world's forests in the 21st century (Forestry Sciences 81) Springer, Dordrecht. pp. 617-641
Karp, A., Richter, G. M., Shield, I. F. and Hanley, S. J. 2014. Genetics, genomics and crop modelling: integrative approaches to the improvement of biomass willows. in: McCann, M. C. (ed.) Plants and bioenergy. Advances in Plant Biology, Vol 4 Springer, New York. pp. 107-130
Hanley, S. J. and Karp, A. 2014. Genetic strategies for dissecting complex traits in biomass willows (Salix spp.). Tree Physiology. 34 (11), pp. 1167-1180. https://doi.org/10.1093/treephys/tpt089
Brereton, N. J. B., Pitre, F. E., Shield, I. F., Hanley, S. J., Ray, M. J., Murphy, R. J. and Karp, A. 2014. Insights into nitrogen allocation and recycling from nitrogen elemental analysis and 15N isotope labelling in 14 genotypes of willow. Tree Physiology. 34 (11), pp. 1252-1262. https://doi.org/10.1093/treephys/tpt081
Ward, S. P., Salmon, J., Hanley, S. J., Karp, A. and Leyser, O. 2013. Using Arabidopsis to study shoot branching in biomass willow. Plant Physiology. 162 (June), pp. 800-811. https://doi.org/10.1104/pp.113.218461
Klongsiriwet, C., Karp, A., Hanley, S. J., Barnes, R., Falchero, L. and Mueller-Harvey, I. 2013. Near infrared spectroscopy (NIRS) for screening condensed tannins in a willow germplasm collection. Thieme. https://doi.org/10.1055/s-0033-1352230
Cerasuolo, M., Richter, G. M., Cunniff, J., Purdy, S., Shield, I. F. and Karp, A. 2013. A pseudo-3D model to optimise the target traits of light interception in short-rotation coppice willow. Agricultural and Forest Meteorology. 173, pp. 127-138. https://doi.org/10.1016/j.agrformet.2012.11.022
Brereton, N. J. B., Ray, M. J., Shield, I. F., Martin, P., Karp, A. and Murphy, R. J. 2012. Reaction wood - a key cause of variation in cell wall recalcitrance in willow. Biotechnology for Biofuels. 2, p. 83. https://doi.org/10.1186/1754-6834-5-83
Reverte, R. A., Hanley, S. J., Kaundun, S. S., Karp, A. and Moss, S. R. 2013. A SNaPshot assay for the rapid and simple detection of known point mutations conferring resistance to ACCase-inhibiting herbicides in Lolium spp. Weed Research. 53 (1), pp. 12-20. https://doi.org/10.1111/wre.12002
Trybush, S. O., Jahodova, S., Cizkova, L., Karp, A. and Hanley, S. J. 2012. High levels of genetic diversity in Salix viminalis of the Czech Republic as revealed by microsatellite markers. BioEnergy Research. 5 (4), pp. 969-977. https://doi.org/10.1007/s12155-012-9212-4
Ray, M. J., Brereton, N. J. B., Shield, I. F., Karp, A. and Murphy, R. J. 2012. Variation in cell wall composition and accessibility in relation to biofuel potential of short rotation coppice willows. BioEnergy Research. 5, pp. 685-698. https://doi.org/10.1007/s12155-011-9177-8
Aradottir, G. I., Hanley, S. J., Collins, C. M., Dawson, K. J., Karp, A., Leather, S. R., Shield, I. F. and Harrington, R. 2012. Population genetics of Tuberolachnus salignus, an obligate parthenogenetic aphid. Agricultural and Forest Entomology. 14 (2), pp. 197-205. https://doi.org/10.1111/j.1461-9563.2011.00559.x
Karp, A. and Richter, G. M. 2011. Meeting the challenge of food and energy security. Journal of Experimental Botany. 62 (10), pp. 3263-3271. https://doi.org/10.1093/jxb/err099
Brereton, N. J. B., Pitre, F. E., Ray, M. J., Karp, A. and Murphy, R. J. 2011. Investigation of tension wood formation and 2,6-dichlorbenzonitrile application in short rotation coppice willow composition and enzymatic saccharification. Biotechnology for Biofuels. 4, p. 13 (9pp). https://doi.org/10.1186/1754-6834-4-13
Hanley, S. J., Pei, M. H., Powers, S. J., Ruiz, C., Mallott, M. D., Barker, J. H. A. and Karp, A. 2011. Genetic mapping of rust resistance loci in biomass willow. Tree Genetics & Genomes. 7 (3), pp. 597-608. https://doi.org/10.1007/s11295-010-0359-x
Shewry, P. R., Freeman, J., Wilkinson, M. D., Pellny, T. K. and Mitchell, R. A. C. 2011. Challenges and opportunities for using wheat for biofuel production. in: Halford, N. G. and Karp, A. (ed.) Energy Crops London Royal Society of Chemistry (RSC). pp. 13-26 Chapter 2
Macalpine, W. J., Shield, I. F. and Karp, A. 2011. Seed to near market variety: the BEGIN willow breeding pipeline 2003-2010 and beyond. Proceedings Bioten Conference on Biomass, Bioenergy and Biofuels, Birmingham, 21-23 September 2010 . CPL Scientific Publishing, Newbury. pp. 94-104
Macalpine, W. J., Shield, I. F., Walsh, L. R. E., Mccracken, A. R., Wilson, H., Gilliland, J., Hughes, A. R., Cunniff, J. and Karp, A. 2011. Rothamsted Research willow (Salix spp.) breeding programme: multi-site yield trial results 2011. Biomass and Energy Crops IV. Aspects of Applied Biology 112 . pp. 263-270
Purdy, S., Clifton-Brown, J., Jones, L., Maddison, A., Davey, C., Cunniff, J., Shield, I. F., Barraclough, T. J. P., Castle, M., Donnison, I. and Karp, A. 2011. The BBSRC Sustainable Bioenergy Centre (BSBEC): perennial bioenergy crops programme; optimising biomass from Miscanthus. Biomass and bioenergy IV. Aspects of Applied Biology 112 . pp. 11-19
Falchero, L., Brown, R. H., Mueller-Harvey, I., Hanley, S. J., Shield, I. F. and Karp, A. 2011. Condensed tannins in willow (Salix spp.): a first step to evaluate novel feeds for nutritionally improved animal products. Hopkins, A., Krautzer, B. and Potsch, E. M. (ed.) Proceedings 16th Symposium of the European Grassland Federation: Grassland Farming and Land Management Systems in Mountainous Regions, Gumpenstein, 29-31 August 2011 . Wallig Ennstaler Druckerei und Verlag, Grobming. pp. 434-436
Falchero, L., Brown, R., Hanley, S. J., Karp, A., Shield, I. F. and Mueller-Harvey, I. 2011. The structural diversity of condensed tannins in willows (salix spp.): a first screening to improve the nutritional quality of ruminant products.
Cunniff, J., Shield, I. F., Barraclough, T. J. P., Castle, M., Hanley, S. J., Andralojc, P. J., Richter, G. M., Cerasuolo, M., Purdy, S., Clifton-Brown, J., Maddison, A., Jones, L., Donnison, I. and Karp, A. 2011. BSBEC-BioMASS - selecting traits to optimise biomass yield of SRC willow. Aspects of Applied Biology. 112.
Bond, A. J., Dockerty, T., Lovett, A., Riche, A. B., Haughton, A. J., Bohan, D. A., Sage, R. B., Shield, I. F., Finch, J. W., Turner, M. M. and Karp, A. 2011. Learning how to deal with values, frames and governance in sustainability appraisal. Regional studies. 45, pp. 1157-1170. https://doi.org/10.1080/00343404.2010.485181
Cerasuolo, M., Richter, G. M., Cunniff, J., Shield, I. F., Barraclough, T. J. P., Castle, M. and Karp, A. 2011. Effects of canopy architecture traits on willow crop growth. Systems Approaches to Crop Improvement. Aspects of Applied Biology 107 . pp. 63-69
May, M. J. 2011. Sugar beet. in: Karp, A. and Halford, N. G. (ed.) Energy crops. RSC Energy and Environment Series No. 3 Royal Society of Chemistry (RSC), Cambridge. pp. 104-115
Shewry, P. R., Freeman, J., Wilkinson, M. D., Pellny, T. K. and Mitchell, R. A. C. 2011. Challenges and opportunities for using wheat for biofuel production. in: Karp, A. and Halford, N. G. (ed.) Energy crops Royal Society of Chemistry (RSC), Cambridge. pp. 13-26
Karp, A. and Halford, N. G. 2011. Energy crops: introduction. in: Karp, A. and Halford, N. G. (ed.) Energy crops Royal Society of Chemistry (RSC), Cambridge. pp. 1-12
Karp, A., Hanley, S. J., Trybush, S. O., Macalpine, W. J., Pei, M. H. and Shield, I. F. 2011. Genetic improvement of willow for bioenergy and biofuels. Journal of Integrative Plant Biology. 53 (2), pp. 151-165. https://doi.org/10.1111/j.1744-7909.2010.01015.x
Brereton, N. J. B., Pitre, F. E., Hanley, S. J., Ray, M. J., Karp, A. and Murphy, R. J. 2010. QTL mapping of enzymatic saccharification in short rotation coppice willow and its independence from biomass yield. BioEnergy Research. 3 (3), pp. 251-261. https://doi.org/10.1007/s12155-010-9077-3
King, R. A., Harris, S. L., Karp, A. and Barker, J. H. A. 2010. Characterisation and inheritance of nuclear microsatellite loci for use in population studies of the allotetraploid Salix alba-Salix fragilis complex. Tree Genetics and Genomes. 6, pp. 247-258. https://doi.org/10.1007/s11295-009-0245-6
Karp, A., Macalpine, W. J. and Shield, I. F. 2010. Willow has advanced as an energy crop but is the UK reaping the benefits? Journal of the Royal Agricultural Society of England. 171, pp. 55-61.
Pitre, F. E., Brereton, N. J. B., Audoire, S., Richter, G. M., Shield, I. F. and Karp, A. 2010. Estimating root biomass in Salix viminalis x Salix schwerinii cultivar 'Olof' using the electrical capacitance method. Plant Biosystems. 144 (2), pp. 479-483. https://doi.org/10.1080/11263501003732092
Pei, M. H., Ruiz, C., Shield, I. F., Macalpine, W. J., Lindegaard, K., Bayon, C. and Karp, A. 2010. Mendelian inheritance of rust resistance to Melampsora larici-epitea in crosses between Salix sachalinensis and S. viminalis. Plant Pathology. 59 (5), pp. 862-872. https://doi.org/10.1111/j.1365-3059.2010.02317.x
Sage, R., Cunningham, M., Haughton, A. J., Mallott, M. D., Bohan, D. A., Riche, A. B. and Karp, A. 2010. The environmental impacts of biomass crops: use by birds of miscanthus in summer and winter in southwestern England. Ibis. 152 (3), pp. 487-499. https://doi.org/10.1111/j.1474-919X.2010.01027.x
Karp, A., Haughton, A. J., Bohan, D. A., Lovett, A. A., Bond, A. J., Dockerty, T., Sunnenberg, G., Finch, J. W., Sage, R. B., Appleton, K. J., Riche, A. B., Mallott, M. D., Mallott, V. E,., Cunningham, M. D., Clark, S. J. and Turner, M. M. 2009. Perennial energy crops: implications and potential. in: Winter, M. and Lobley, M. (ed.) What is land for? The food, fuel and climate change debate Earthscan Publications Ltd. pp. 47-72
Andralojc, P. J., Bencze, S., Guinard, J., Shield, I. F., Karp, A. and Parry, M. A. J. 2009. Comparing components of CO2 assimilation in a variety of willow species. Abstracts Plant Biology 2009, Honolulu, 18-22 July 2009 .
Aradottir, G. I., Karp, A., Hanley, S. J., Shield, I. F., Woodcock, C. M., Dewhirst, S. Y., Collins, M., Leather, S. and Harrington, R. 2009. Host selection of the giant willow aphid (Tuberolachnus salignus). REDIA, XCII, 2009: 223-225.
Bayon, C., Pei, M. H., Ruiz, C., Hunter, T., Karp, A. and Tubby, I. 2009. Genetic structure and population dynamics of a heteroecious plant pathogen Melampsora larici-epitea in short-rotation coppice willow plantations. Molecular Ecology. 18, pp. 3006-3019. https://doi.org/10.1111/j.1365-294X.2009.04255.x
Lovett, A. A., Sunnenberg, G. M., Richter, G. M., Dailey, A. G., Riche, A. B. and Karp, A. 2009. Land use implications of increased biomass production identified by GIS-based suitability and yield mapping for miscanthus in England. BioEnergy Research. 2 (1-2), pp. 17-28. https://doi.org/10.1007/s12155-008-9030-x
Haughton, A. J., Bond, A. J., Lovett, A. A., Dockerty, T., Sunnenberg, G., Clark, S. J., Bohan, D. A., Sage, R. B., Mallott, M. D., Mallott, V. E., Cunningham, M. D., Riche, A. B., Shield, I. F., Finch, J. W., Turner, M. M. and Karp, A. 2009. A novel, integrated approach to assessing social, economic and environmental implications of changing rural land-use: a case study of perennial biomass crops. Journal of Applied Ecology. 46 (2), pp. 315-322. https://doi.org/10.1111/j.1365-2664.2009.01623.x
Kuzovkina, Y. A., Weih, M., Romero, M. A., Charles, J., Hurst, S., McIvor, A. I., Karp, A., Trybush, S., Labrecque, M. and Teodorescu, T. I. 2008. Salix: Botany and Global Horticulture. Horticultual Reviews. 34 (chapter 8), pp. 447-489.
Shield, I. F., Macalpine, W. J. and Karp, A. 2008. The effect of the size of the cuttings planted on the subsequent performance of three contrasting willow cultivars for short rotation coppice. Biomass and Energy Crops III. Aspects of Applied Biology 90 . Association of Applied Biologists (AAB) Wellesbourne Warwick . pp. 225-231
Macalpine, W. J., Shield, I. F., Trybush, S. O., Hayes, C. M. and Karp, A. 2008. Overcoming barriers to crossing in willow (Salix spp.) breeding. Biomass and Energy Crops III. Aspects of Applied Biology 90 . Association of Applied Biologists (AAB) Wellesbourne Warwick . pp. 173-180
Booth, E., Green, M., Karp, A., Shield, I. F. and Stock, D. Turley, D. (ed.) 2008. Biomass and energy crops III (Aspects of Applied Biology 90). Association of Applied Biologists, Wellesbourne.
Trybush, S., Jahodova, S., Macalpine, W. J. and Karp, A. 2008. A genetic study of a Salix germplasm resource reveals new insights into relationships among subgenera, sections and species. BioEnergy Research. 1, pp. 67-79. https://doi.org/10.1007/s12155-008-9007-9
Karp, A. and Shield, I. F. 2008. Bioenergy from plants and the sustainable yield challenge. New Phytologist. 179, pp. 15-32. https://doi.org/10.1111/j.1469-8137.2008.02432.x
Kuzovkina, Y. A., Weih, M., Romero, M. A., Charles, J., Hust, S., McIvor, I., Karp, A., Trybush, S., Labrecque, M., Teodorescu, T. I., Singh, N. B., Smart, L. B. and Volk, T. A. 2007. Salix: Botany and Global Horticulture. Horticultural Reviews. 34 (chapter 8). https://doi.org/10.1002/9780470380147.ch8
Grimmer, M. K., Trybush, S., Hanley, S. J., Francis, S. A., Karp, A. and Asher, M. J. C. 2007. An anchored linkage map for sugar beet based on AFLP, SNP and RAPD markers and QTL mapping of a new source of resistance to Beet necrotic yellow vein virus. Theoretical and Applied Genetics. 114 (7), pp. 1151-1160. https://doi.org/10.1007/s00122-007-0507-3
Karp, A., Riche, A. B., Shield, I. F., Haughton, A. J., Bohan, D. A., Lovett, A., Sunnenberg, G., Bond, A., Finch, J., Rosier, P., Turner, M., Farrar, J., Martin, G., Sage, R. and Cunningham, M. 2007. RELU-Biomass: social, economic and environmental implications of increasing rural land use under energy crops. Abstracts 16th International Plant Protection Congress (IPPC), Glasgow, 15-18 October 2007 .
Jahodova, S., Trybush, S., Pyšek, P., Wade, M. and Karp, A. 2007. Invasive species of Heracleum in Europe: an insight into genetic relationships and invasion history. Diversity and Distributions. 13 (1), pp. 99-114. https://doi.org/10.1111/j.1472-4642.2006.00305.x
Richter, G. M., Lovett, A., Sunnenberg, G., Dailey, A. G., Riche, A. B. and Karp, A. 2007. Integration of crop models and constraint mapping for the projection of bioenergy production. Abstracts Farming Systems Design 2007: International Symposium on Methodologies for Integrated Analysis of Farm Production Systems, Catania, Sicily, 10-12 September 2007 .
Trybush, S., Hanley, S. J., Cho, K-H., Jahodova, S., Grimmer, M., Emelianov, I., Bayon, C. and Karp, A. 2006. Getting the most out of fluorescent amplified fragment length polymorphism. Canadian Journal Of Botany. 84 (8), pp. 1347-1354. https://doi.org/10.1139/B06-096
Hanley, S. J., Mallott, M. D. and Karp, A. 2006. Alignment of a Salix linkage map to the Populus genomic sequence reveals macrosynteny between willow and poplar genomes. Tree Genetics & Genomes. 3 (1), pp. 35-48. https://doi.org/10.1007/s11295-006-0049-x
White, G. M., Moss, S. R. and Karp, A. 2005. Differences in the molecular basis of resistance to the cyclohexanedione herbicide sethoxydim in Lolium multiflorum. Weed Research. 45 (6), pp. 440-448. https://doi.org/10.1111/j.1365-3180.2005.00478.x
Clark, J. S. C., Dani, M., Halford, N. G. and Karp, A. 2005. Evidence of diversity within the SnRK1b gene family of Hordeum species. Genome. 48 (4), pp. 661-673. https://doi.org/10.1139/g05-024
Peacock, L., Batley, J., Dungait, J. A. J., Barker, J. H. A., Powers, S. J. and Karp, A. 2004. A comparative study of interspecies mating of Phratora vulgatissima and P. vitellinae using behavioural tests and molecular markers. Entomologia Experimentalis et Applicata. 110 (3), pp. 231-241. https://doi.org/10.1111/j.0013-8703.2004.00143.x
Batley, J., Edwards, K. J., Barker, J. H. A., Dawson, K. J., Wiltshire, C. W., Glen, D. M. and Karp, A. 2004. Population structure of the beetle pests Phyllodecta vulgatissima and P. vitellinae on UK willow plantations. Insect Molecular Biology. 13 (4), pp. 413-421. https://doi.org/10.1111/j.0962-1075.2004.00501.x
Karp, A. and Peacock, L. 2004. The ecology and population genetics of the blue and brassy willow beetles (Phyllodecta (=Phratora) vulgatissima L.) and P. vitellinae L. on United Kingdom willow (Salix ) plantations. in: Jolivet, P., Schmitt, M. and Santiago-Blay, J. A. (ed.) New developments in the biology of Chrysomelidae SPB Academic, The Hague. pp. 97-104
Robinson, K. M., Karp, A. and Taylor, G. 2004. Defining leaf traits linked to yield in short-rotation coppice Salix. Biomass & Bioenergy. 26, pp. 417-431.
Barker, J. H. A., Pahlich, A., Trybush, S., Edwards, K. J. and Karp, A. 2003. Microsatellite markers for diverse Salix species. Molecular Ecology Notes. 3 (1), pp. 4-6. https://doi.org/10.1046/j.1471-8286.2003.00332.x
Peacock, L., Carter, P., Powers, S. J. and Karp, A. 2003. Geographic variation in phenotypic traits in Phratora spp. and the effects of conditioning on feeding preference. Entomologia Experimentalis et Applicata. 109 (1), pp. 31-37. https://doi.org/10.1046/j.1570-7458.2003.00090.x
Winfield, M. O., Arnold, G. M., Cooper, F., Le Ray, M., White, J., Karp, A. and Edwards, K. J. 1998. A study of genetic diversity in Populus nigra subsp. betulifolia in the upper severn area of the UK using AFLP markers. Molecular Ecology. 7 (1), pp. 3-10. https://doi.org/10.1046/j.1365-294x.1998.00299.x
Hanley, S. J., Barker, J. H. A., Van Ooijen, J. W., Aldam, C., Harris, S. L., Ahman, I., Larsson, S. and Karp, A. 2002. A genetic linkage map of willow (Salix viminalis) based on AFLP and microsatellite markers. Theoretical and Applied Genetics. 105 (6-7), pp. 1087-1096. https://doi.org/10.1007/s00122-002-0979-0
Gilbert, K. G., Garton, S., Karam, M. A., Arnold, G. M., Karp, A., Edwards, K. J., Cooke, D. T. and Barker, J. H. A. 2002. A high degree of genetic diversity is revealed in Isatis spp. (dyer's woad) by amplified fragment length polymorphism (AFLP). Theoretical and Applied Genetics. 104 (6-7), pp. 1150-1156. https://doi.org/10.1007/s00122-001-0863-3
Danquah, E. Y., Johnson, D. E., Riches, C., Arnold, G. M. and Karp, A. 2002. Genetic diversity in Echinochloa spp. collected from different geographic origins and within rice fields in Cote d'Ivoire. Weed Research. 42 (5), pp. 394-405. https://doi.org/10.1046/j.1365-3180.2002.00300.x
Danquah, E. Y., Hanley, S. J., Brookes, R. C., Aldam, C. and Karp, A. 2002. Isolation and characterization of microsatellites in Echinochloa (L.) Beauv. spp. Molecular Ecology Notes. 2 (1), pp. 54-56. https://doi.org/10.1046/j.1471-8286.2002.00144.x
Karp, A. 2001. The new genetic era: will it help us in managing plant genetic diversity? Jackson, M., Engels, J., Brown, A. H. D. and RamanathaRao, V. (ed.) Managing plant genetic diversity . CABI International, Wallingford, Oxon (CABI). pp. 43-56
Green, J. M., Batley, J., Peacock, L., Carter, P., Glen, D. M. and Karp, A. 2001. The molecular ecology of willow beetles (Phyllodecta spp.). Antenna - Bulletin of the Royal Entomological Society. 25, pp. 254-257.
Green, J. M., Batley, J., Peacock, L., Carter, P., Glen, D. M. and Karp, A. 2001. The molecular ecology of willow beetles (Phyllodecta spp.). Abstracts Royal Entomological Society Annual Meeting on Insect Molecular Ecology, Cardiff, 28 September 2001 .
Matthes, M. C., Singh, R., Cheah, S. C. and Karp, A. 2001. Variation in oil palm (Elaeis guineensis Jacq.) tissue culture-derived regenerants revealed by AFLPs with methylation-sensitive enzymes. Theoretical and Applied Genetics. 102 (6-7), pp. 971-979. https://doi.org/10.1007/s001220000491
Brookes, R. C., Barker, J. H. A., Bohan, D. A., Glen, D. M. and Karp, A. 2001. Microsatellites for the slugs Deroceras reticulatum and Arion intermedius. Molecular Ecology Notes. 1, pp. 300-302.
Green, J. M., Barker, J. H. A., Marshall, E. J. P., Froud-Williams, R. J., Peters, N. C. B., Arnold, G. M., Dawson, K. and Karp, A. 2001. Microsatellite analysis of the inbreeding grass weed Barren Brome (Anisantha sterilis ) reveals genetic diversity at the within- and between-farm scales. Molecular Ecology. 10 (4), pp. 1035-1045. https://doi.org/10.1046/j.1365-294X.2001.01250.x
Karp, A. 2000. Molecular tools for detecting genetic diversity. in: Cassells, A. C., Doyle, B. M. and Curry, R. F. (ed.) Proceedings of the International Symposium on Methods and Markers for Quality Assurance in Micropropagation International Society for Horticultural Science.
Teulat, B., Aldam, C., Trehin, R., Lebrun, P., Barker, J. H. A., Arnold, G. M., Karp, A., Baudouin, L. and Rognon, F. 2000. An analysis of genetic diversity in coconut (Cocos nucifera) populations from across the geographic range using sequence-tagged microsatellites (SSRs) and AFLPs. Theoretical and Applied Genetics. 100 (5), pp. 764-771. https://doi.org/10.1007/s001220051350
Green, J. M., Edwards, K. J., Usher, S. L., Barker, J. H. A., Marshall, E. J. P., Froud-Williams, R. J. and Karp, A. 2000. Microsatellites for barren brome (Anisantha sterilis). Molecular Ecology. 9 (12), pp. 2195-2197. https://doi.org/10.1046/j.1365-294X.2000.105322.x
Karp, A. 2000. Biodiversity in agricultural systems: new challenges for genome diversity studies. Flavell, R. B. and Gustafson, J. P. (ed.) Genomes: Proceedings of the 22nd Stadler Genetics Symposium . Kluwer Academic Publishers, Dordrecht, Netherlands. pp. 99-108
Rivera, R., Edwards, K. J., Barker, J. H. A., Arnold, G. M., Ayad, G., Hodgkin, T. and Karp, A. 1999. Isolation and characterization of polymorphic microsatellites in Cocos nucifera L. Genome. 42 (4), pp. 668-675. https://doi.org/10.1139/gen-42-4-668
Barker, J. H. A., Matthes, M., Arnold, G. M., Edwards, K. J., Ahman, I., Larsson, S. and Karp, A. 1999. Characterisation of genetic diversity in potential biomass willows (Salix spp.) by RAPD and AFLP analyses. Genome. 42 (2), pp. 173-183. https://doi.org/10.1139/gen-42-2-173
Owen, P. G., Pei, M. H., Karp, A., Royle, D. J. and Edwards, K. J. 1998. Technical Notes. Isolation and characterization of microsatellite loci in the wheat pathogen Mycosphaerella graminicola. Molecular Ecology. 7 (11), pp. 1611-1612. https://doi.org/10.1046/j.1365-294X.1998.00499.x
Batley, J., Edwards, K. J., Wiltshire, C. W., Glen, D. and Karp, A. 1998. Primer Notes. The isolation and characterization of microsatellite loci in the willow beetles, Phyllodecta vulgatissima (L.) and P-vitellinae (L.). Molecular Ecology. 7 (10), pp. 1434-1436. https://doi.org/10.1111/j.1365-294X.1998.00445.x
Karp, A., Edwards, K. J., Bruford, M., Funk, S., Vosman, B., Morgante, M., Seberg, O., Kremer, A., Boursot, P., Arctander, P., Tautz, D. and Hewitt, G. M. 1997. Molecular technologies for biodiversity evaluation: Opportunities and challenges. Nature Biotechnology. 15 (7), pp. 625-628. https://doi.org/10.1038/nbt0797-625
Jones, C. J., Edwards, K. J., Castaglione, S., Winfield, M. O., Sala, F., van de Wiel, C., Bredemeijer, G., Vosman, B., Matthes, M., Daly, A., Brettschneider, R., Bettini, P., Buiatti, M., Maestri, E., Malcevschi, A., Marmiroli, N., Aert, R., Volckaert, G., Rueda, J., Linacero, R., Vazquez, A. and Karp, A. 1997. Reproducibility testing of RAPD, AFLP and SSR markers in plants by a network of European laboratories. Molecular Breeding. 3 (5), pp. 381-390. https://doi.org/10.1023/a:1009612517139
Beismann, H., Barker, J. H. A., Karp, A. and Speck, T. 1997. AFLP analysis sheds light on distribution of two Salix species and their hybrid along a natural gradient. Molecular Ecology. 6 (10), pp. 989-993. https://doi.org/10.1046/j.1365-294X.1997.00273.x
Karp, A., Kresovich, S., Bhat, K. V., Ayad, W. G. and Hodgkin, T. 1997. Molecular tools in plant genetic resources conservation: a guide to the technologies. Rome, IPGRI.
Mcmaster, T. J., Winfield, M. O., Karp, A. and Miles, M. J. 1996. Analysis of cereal chromosomes by atomic force microscopy. Genome. 39 (2), pp. 439-444. https://doi.org/10.1139/g96-055
Karp, A., Seberg, O. L. E. and Buiatti, M. 1996. Molecular Techniques in the Assessment of Botanical Diversity. Annals of Botany. 78 (2), pp. 143-149. https://doi.org/10.1006/anbo.1996.0106
Hartmann, C., Winfield, M., Corre, F., Davey, M. R., Rode, A. and Karp, A. 1996. A comparative study of the mitochondrial genome organization in in vitro cultures of diploid, tetraploid, and hexaploid Triticum species. Theoretical and Applied Genetics. 93 (5-6), pp. 968-974. https://doi.org/10.1007/bf00224100
Edwards, K. J., Barker, J. H. A., Daly, A., Jones, C. and Karp, A. 1996. Microsatellite libraries enriched for several microsatellite sequences in plants. BioTechniques. 20 (5), pp. 758-760. https://doi.org/10.2144/96205bm04
Winfield, M. O., Schmitt, M., Lorz, H., Davey, M. R. and Karp, A. 1995. Nonrandom chromosome variation and morphogenic potential in cell-lines of bread wheat (Triticum aestivum L.). Genome. 38 (5), pp. 869-878. https://doi.org/10.1139/g95-115
Winfield, M. O., Karp, A., Lazzeri, P. A. and Davey, M. R. 1995. Chromosome 5D instability in cell-lines of Triticum tauschii and morphological variation in regenerated plants. Genome. 38 (4), pp. 737-742. https://doi.org/10.1139/g95-092
Winfield, M., Mcmaster, T. J., Karp, A. and Miles, M. J. 1995. Atomic-force microscopy of plant chromosomes. Chromosome Research. 3 (2), pp. 128-131. https://doi.org/10.1007/bf00710674
Wilkes, T. M., Francki, M. G., Langridge, P., Karp, A., Jones, R. N. and Forster, J. W. 1995. Analysis of rye B-chromosome structure using fluorescence in situ hybridization (FISH). Chromosome Research. 3 (8), pp. 466-472. https://doi.org/10.1007/bf00713960
Karp, A. and Ingram, D. S. 1995. Biotechnology, biodiversity, and conversation. Bio-Technology. 13 (5), pp. 522-522. https://doi.org/10.1038/nbt0595-522
Gecheff, K., Hvarleva, T., Georgiev, S., Wilkes, T. and Karp, A. 1994. Cytological and molecular evidence of deletion of ribosomal RNA genes in chromosome 6 of barley (Hordeum vulgare). Genome. 37 (3), pp. 419-425. https://doi.org/10.1139/g94-059
Xu, Y-S., Jones, M. G. K., Karp, A. and Pehu, E. 1993. Analysis of the mitochondrial DNA of the somatic hybrids of Solanum brevidens and s. tuberosum using non-radioactive digoxigenin-labeled DNA probes. Theoretical and Applied Genetics. 85 (8), pp. 1017-1022. https://doi.org/10.1007/BF00215042
Winfield, M., Davey, M. R. and Karp, A. 1993. A comparison of chromosome instability in cell suspensions of diploid, tetraploid and hexaploid wheats. Heredity. 70, pp. 187-194. https://doi.org/10.1038/hdy.1993.28
Puolimatka, M. and Karp, A. 1993. Effect of genotype on chromosome variation in tissue-culture of inbred and outbred rye. Heredity. 71, pp. 138-144. https://doi.org/10.1038/hdy.1993.117
Blunden, R., Wilkes, T. J., Forster, J. W., Jimenez, M. M., Sandery, M. J., Karp, A. and Jones, R. N. 1993. Identification of the E3900 family, a second family of rye B chromosome specific repeated sequences. Genome. 36 (4), pp. 706-711. https://doi.org/10.1139/g93-095
Karp, A., Owen, P. G., Steele, S. H., Bebeli, P. J. and Kaltsikes, P. J. 1992. Variation in telomeric heterochromatin in somaclones of rye. Genome. 35 (4), pp. 590-593. https://doi.org/10.1139/g92-088
Cannell, M., Karp, A., Isaac, P. G. and Shewry, P. R. 1992. Chromosomal assignment of genes in barley using telosomic wheat-barley addition lines. Genome. 35 (1), pp. 17-23. https://doi.org/10.1139/g92-003
Karp, A. and Lazzeri, P. A. 1992. Regeneration, stability and transformation of barley. in: Shewry, P. R. (ed.) Barley, genetics, biochemistry, molecular biology and biotechnology CABI International, Wallingford, Oxon (CABI). pp. 549-571
Bebeli, P. J., Karp, A. and Kaltsikes, P. J. 1990. Somaclonal variation from cultured immature embryos of sister lines of rye differing in heterochromatic content. Genome. 33 (2), pp. 177-183. https://doi.org/10.1139/g90-029
Pehu, E., Thomas, M., Poutala, T., Karp, A. and Jones, M. G. K. 1990. Species-specific sequences in the genus solanum - identification, characterization, and application to study somatic hybrids of solanum-brevidens and solanum-tuberosum. Theoretical and Applied Genetics. 80 (5), pp. 693-698. https://doi.org/10.1007/BF00224231
Jones, M. G. K., Jones, H., Dunckley, R., Karp, A. and Pehu, E. 1990. The application of protoplast technology to potato improvement. European Association of Potato Research Meeting, Edinburgh, 1990. Abstract. pp. 96
Pehu, E., Malone, R., Karp, A. and Jones, M. G. K. 1990. Application of linkage group specific RFLPs to study assymetric hybrids of S. tuberosum and S. brevidens. European Association of Potato Research Meeting, Edinburgh, 1990. Abstract. pp. 13
Pehu, E., Gibson, R. W., Jones, M. G. K. and Karp, A. 1990. Studies on the genetic basis of resistance to potato leaf roll virus, potato virus Y and potato virus X in Solanum brevidens using somatic hybrids of Solanum brevidens and Solanum tuberosum. Plant Science. 69 (1), pp. 95-101. https://doi.org/10.1016/0168-9452(90)90107-y
Clark, M., Karp, A. and Archer, S. 1989. Physical mapping of the B-hordein loci on barley chromosome 5 by in situ hybridization. Genome. 32 (5), pp. 925-929. https://doi.org/10.1139/g89-531
Pehu, E., Karp, A., Moore, K., Steele, S., Dunckley, R. and Jones, M. G. K. 1989. Molecular, cytogenetic and morphological characterization of somatic hybrids of dihaploid Solanum tuberosum and diploid S. brevidens. Theoretical and Applied Genetics. 78 (5), pp. 696-704. https://doi.org/10.1007/BF00262566
Pehu, E., Karp, A., Thomas, M., Clarke, M. and Jones, M. G. K. 1989. Cytogenetical analysis of parental genome stabilities in somatic hybrids of Solanum tuberosum and S. brevidens using species-specific probes. In Proceedings of the 10th International Chromosome Symposium, Uppsala, 1989, Abstract p 103.
Jones, M. G. K., Dunckley, R., Steele, S., Pehu, E., Karp, A. and Gibson, R. W. 1989. Improving potatoes. Proceedings of the International Biological Conference, Leicester, 1989. Abstract p.7..
Pehu, E., Karp, A., Gibson, R. W., Thomas, M., Malone, R. and Jones, M. G. K. 1989. Identification and characterisation of Solanum brevidens and Solanum tuberosum specific DNA sequences and their use in a somatic hybridisation programme. Proceedings of the 1st International Symposium on the Molecular Biology of thge Potato, Maine. Abstract p.67..
Pehu, E., Gibson, R. W., Karp, A. and Jones, M. G. K. 1989. Cytogenetical analysis of parental genome stabilities in somatic hybrids of Solanum tuberosum and S. brevidens using species-specific probes. Proceedings of the 1st International Symposium on the Molecular Biology of thge Potato, Maine. Abstract p.38..
Bebeli, P. J., Karp, A. and Kaltsikes, P. J. 1989. Morphogenetic response of isogenic lines of Triticale differing in their content of heterochromatin. Proceedings of the 7th International Wheat Genetics Symposium. Vol.1. T. E. Miller & R.M.D. Koebner eds. IPRS, Cambridge.. pp. 715-718
Karp, A., Jones, M. G. K., Foulger, D., Fish, N. and Bright, S. W. J. 1989. Variability in potato tissue culture. American potato journal. 66 (10), pp. 669-684. https://doi.org/10.1007/bf02853986
Jones, M. G. K., Jones, H., Lee, B. T., Lindsey, K., Potter, R. H., Karp, A. and Pehu, E. 1989. Genetic manipulation of arable crop plants by protoplast fusion and direct gene transfer. Journal Of Cellular Biochemistry. 13D (Supplement), p. 262.
Jones, H., Karp, A. and Jones, M. G. K. 1989. Isolation, culture and regeneration of plants from potato protoplasts. Plant Cell Reports. 8 (5), pp. 307-311. https://doi.org/10.1007/BF00274137
Pehu, E., Potter, R., Karp, A. and Jones, M. G. K. 1988. The 15th Congress of the Scandinavian Society for Plant Physiology (Abstracts). Variation in chromosome-number in somatic hybrids of dihaploid potato solanum tuberosum and solanum brevidens. Physiologia Plantarum. 73 (2), pp. A22-A22. https://doi.org/10.1111/j.1399-3054.1988.tb00585.x
Pehu, E., Karp, A. and Jones, M. G. K. 1988. Chromosome number and parental nuclear and chloroplast DNA contributions in somatic hybrids of dihaploid S. tuberosum and S. brevidens . Abstracts Eucarpia Meeting on Genetic Manipulation in Plant Breeding, Elsinore, Denmark, 1988, 111. .
Pehu, E., Potter, R., Karp, A. and Jones, M. G. K. 1988. Variation in chromosome number in somatic hybrids of diploid potato (Solanum tuberosum and S. brevidens ). Proceedings 15th Congress of the Scandanavian Society of Plant Physiology, Turku, Finland, 1988, 22A.. Wiley.
Karp, A., Wu, Q. S., Steele, S. H. and Jones, M. G. K. 1988. Chromosome variation in dividing protoplasts and cell suspensions of wheat. Annual Wheat Newsletter. 34, p. 97.
Ooms, G., Risiott, R., Karp, A. and Phelpstead, J. 1988. Transformation in potato. Abstracts 2nd International congress plant molecular biology, Jerusalem, 1988, 588.
Pehu, E., Clark, M., Karp, A. and Jones, M. G. K. 1988. Molecular characterisation of somatic hybrids of Solanum tuberosum and S. brevidens. Abstracts 2nd International congress plant molecular biology, Jerusalem, 1988, 432.
Lee, B. T., Murdoch, K., Topping, J., De Both, M. T. J., Wu, Q. S., Karp, A., Steele, S., Symonds, C., Kreis, M. and Jones, M. G. K. 1988. Isolation, culture and morphogenesis from wheat protoplasts, and study of expression of DNA constructs by direct gene transfer. Plant Cell, Tissue and Organ Culture. 12 (2), pp. 223-226. https://doi.org/10.1007/bf00040091
Fish, N., Karp, A. and Jones, M. G. K. 1988. Production of somatic hybrids by electrofusion in Solanum. Theoretical and Applied Genetics. 76 (2), pp. 260-266. https://doi.org/10.1007/BF00257854
Bebeli, P. J., Karp, A. and Kaltsikes, P. J. 1988. Plant regeneration and somaclonal variation from cultured immature embryos of sister lines of rye and triticale differing in their content of heterochromatin. 1. Morphogenetic response. Theoretical and Applied Genetics. 75, pp. 929-936.
Shewry, P. R., Tatham, A. S., Karp, A. and Jones, M. G. K. 1987. Improvement of the seed protein-quality of barley + wheat by genetic-engineering. Cereal Foods World. 32 (9), pp. 674-674.
Karp, A., Wu, Q. S., Steele, S. H. and Jones, M. G. K. 1987. Chromosome variation in dividing protoplasts and cell suspensions of wheat. Theoretical and Applied Genetics. 74 (1), pp. 140-146. https://doi.org/10.1007/bf00290096
Ooms, G., Burrell, M. M., Karp, A., Bevan, M. and Hille, J. 1987. Genetic transformation in two potato cultivars with T-DNA from disarmed Agrobacterium. Theoretical and Applied Genetics. 73 (5), pp. 744-750. https://doi.org/10.1007/BF00260785
Karp, A., Steele, S. H., Parmar, S., Jones, M. G. K., Shewry, P. R. and Breiman, A. 1987. Relative stability among barley plants regenerated from cultured immature embryos. Genome. 29 (3), pp. 405-412. https://doi.org/10.1139/g87-071
Breiman, A., Rotem-Abarbanell, D., Karp, A. and Shashkin, H. 1987. Heritable somaclonal variation in wild barley (Hordeum spontaneum). Theoretical and Applied Genetics. 74 (1), pp. 104-122. https://doi.org/10.1007/BF00290092
Karp, A., Jones, M. G. K., Foulger, D., Ooms, G. and Bright, S. W. J. 1987. Potato protoplasts and tissue culture in crop improvement. Biotechnology and genetic engineering reviews. 5 (1), pp. 1-32. https://doi.org/10.1080/02648725.1987.10647833
Jones, M. G. K., Karp, A., Jones, H., Cooper-Bland, S., Lindsey, K., Wu, Q. S., Lee, B. T., Deboth, M. T. J. and Fish, N. 1987. Electrofusion and electroporation of crop plant protoplasts.
Fish, N. and Karp, A. 1987. A study on the effect of different initial culture media on chromosome stability of Solanum tuberosum cv. Maris Bard protoplast derived regenerants.
Lee, B. T., Murdoch, K., Topping, J., Deboth, M. T. J., Wu, Q. S., Karp, A., Steele, S., Symonds,C., Kreis, M. and Jones, M. G. K. 1987. Isolation, culture and morphogenesis from wheat protoplasts and study of expression of DNA constructs by direct gene transfer.
Fish, N., Karp, A. and Jones, M. G. K. 1987. Improved isolation of dihaploid solanum tubersoum protoplasts and the production of somatic hybrids between dihaploid S. tuberosum and S. brevidens. In Vitro Cellular and Developmental Biology Animal. 23 (8), pp. 575-580. https://doi.org/10.1007/BF02620975
Nelson, R. S., Karp, A. and Bright, S. W. J. 1986. Ploidy variation in Solanum brevidens plants regenerated from protoplasts using an improved culture system. Journal of Experimental Botany. 37 (175), pp. 253-261. https://doi.org/10.1093/jxb/37.2.253
Ooms, G., Bossen, M. E., Burrell, M. M. and Karp, A. 1986. Genetic manipulation in potato with Agrobacterium rhizogenes. Potato research. 29 (3), pp. 367-379. https://doi.org/10.1007/bf02359965
Fish, N. and Karp, A. 1986. Improvements in regeneration from protoplasts of potato and studies on chromosome stability. 1. The effect of initial culture media. Theoretical and Applied Genetics. 72 (3), pp. 405-412. https://doi.org/10.1007/bf00288580
Bright, S. W. J., Jones, M. G. K., Ooms, G., Maddock, S. E., Karp, A., Foulger, D. and Miflin, B. J. 1986. Biotechnology's potential for crop improvement.
Famaeler, I., Cammaerts, D., Karp, A., Sidorov, V., De Brouwer, D., Negrutiu, I. and Jacobs, M. 1986. Cellular engineering by gamma fusion and egg transformation : recent experimental data and applications in plant breeding.
Famaeler, I., Karp, A., Sidorov, V., Negrutiu, I., Cammaerts, D. and Jacobs, M. 1986. Cellular engineering by means of gamma fusion : genetic variation in fusion products.
Karp, A. and Bright, S. W. J. 1985. On the causes and origins of somaclonal variation. in: Miflin, B. J. (ed.) Oxford Surveys of Plant Molecular and Cell Biology: Volume 2 Oxford Oxford University Press (OUP). pp. 199-234
Miflin, B. J., Jones, M. G. K., Ooms, G., Karp, A., Maddock, S. E. and Bright, S. W. J. 1985. Agriculture Group Symposium. Potential Impact of Biotechnology upon Agriculture: Novel Ways of Manipulating Plants. Journal of the Science of Food and Agriculture. 36 (8), pp. 651-652. https://doi.org/10.1002/jsfa.2740360805
Wheeler, V. A., Evans, N. E., Foulger, D., Webb, K. J., Karp, A., Franklin, J. and Bright, S. W. J. 1985. Shoot formation from explant cultures of fourteen potato cultivars and studies of the cytology and morphology of regenerated plants. Annals of Botany. 55 (3), pp. 309-320. https://doi.org/10.1093/oxfordjournals.aob.a086907
Jones, M. G. K. and Karp, A. 1985. Plant tissue culture technology and crop improvement. in: Mizrahi, A. and van Wezel, A. L. (ed.) Advances in Biotechnological Processes: Volume 5 New York Alan R. Liss, Inc.. pp. 91-121
Creissen, G. P. and Karp, A. 1985. Karyotypic changes in potato plants regenerated from protoplasts. Plant Cell, Tissue and Organ Culture. 4 (2), pp. 171-182. https://doi.org/10.1007/bf00042275
Burrell, M. M., Twell, D., Karp, A. and Ooms, G. 1985. Expression of shoot-inducing Ti TL-DNA in differentiated tissues of potato (Solanum tuberosum cv Maris Bard). Plant Molecular Biology. 5 (4), pp. 213-222. https://doi.org/10.1007/bf00020639
Ooms, G., Bains, A., Burrell, M., Karp, A., Twell, D. and Wilcox, E. 1985. Genetic manipulation in cultivars of oilseed rape (Brassica napus) using Agrobacterium. Theoretical and Applied Genetics. 71, pp. 325-329.
Ooms, G., Karp, A., Burrell, M. M., Twell, D. and Roberts, J. 1985. Genetic modification of potato development using Ri T-DNA. Theoretical and Applied Genetics. 70, pp. 440-446.
Karp, A., Risiott, R., Jones, M. G. K. and Bright, S. W. J. 1984. Chromosome doubling in monohaploid and dihaploid potatoes by regeneration from cultured leaf explants. Plant Cell, Tissue and Organ Culture. 3 (4), pp. 363-373. https://doi.org/10.1007/bf00043089
Karp, A. and Maddock, S. E. 1984. Chromosome variation in wheat plants regenerated from cultured immature embryos. Theoretical and Applied Genetics. 67 (2-3), pp. 249-255. https://doi.org/10.1007/bf00317047
Ooms, G., Karp, A. and Roberts, J. 1983. From tumor to tuber; tumor cell characteristics and chromosome numbers of crown gall-derived tetraploid potato plants (Solanum tuberosum cv. 'Maris Bard'). Theoretical and Applied Genetics. 66 (2), pp. 169-172. https://doi.org/10.1007/BF00265193
Karp, A. and Jones, R. N. 1983. Cytogenetics of Lolium perenne. Part 2: Chiasma distribution in inbred lines. Theoretical and Applied Genetics. 64 (2), pp. 137-145. https://doi.org/10.1007/bf00272721
Karp, A. and Jones, R. N. 1983. Cytogenetics of Lolium perenne. Part 3: Correlation between chiasmata and u-type exchange. Theoretical and Applied Genetics. 65 (2), pp. 149-156. https://doi.org/10.1007/bf00264883
Karp, A., Rees, H. and Jewell, A. W. 1982. The effects of nucleotype and genotype upon pollen grain development in Hyacinth and Scilla. Heredity. 48 (APR), pp. 251-261. https://doi.org/10.1038/hdy.1982.30
Karp, A., Nelson, R. S., Thomas, E. and Bright, S. W. J. 1982. Chromosome variation in protoplast-derived potato plants. Theoretical and Applied Genetics. 63 (3), pp. 265-272. https://doi.org/10.1007/bf00304006
Karp, A. and Jones, R. N. 1982. Cytogenetics Of Lolium perenne. Part 1: Chiasma frequency variation in inbred lines. Theoretical and Applied Genetics. 62 (2), pp. 177-183. https://doi.org/10.1007/bf00293355
Karp, A. and Jones, R. N. 1981. Variation in chiasma distribution in inbred perennial ryegrass. Heredity. 47 (AUG), pp. 152-152. https://doi.org/10.1038/hdy.1981.71