The enzymic oxidation of chlorogenic acid and some reactions of the quinone produced

Pierpoint, W. S. 1966. The enzymic oxidation of chlorogenic acid and some reactions of the quinone produced. Biochemical Journal. 98 (2), pp. 567-580. https://doi.org/10.1042/bj0980567

Related outputs

Contrasting Estuarine Processing of Dissolved Organic Matter Derived From Natural and Human-Impacted Landscapes

A - Papers appearing in refereed journals

Garcia-Martin, E. E., Sanders, R., Evans, C. D., Kitidis, V., Lapworth, D. J., Rees, A. P., Spears, B. M., Tye, A., Williamson, J. L., Balfour, C., Best, M., Bowes, M., Breimann, S., Brown, I. J., Burden, A., Callaghan, N., Felgate, S. L., Fishwick, J., Fraser, M., Gibb, S. W., Gilbert, P. J., Godsell, N., Gomez-Castillo, A. P., Hargreaves, G., Jones, O., Kennedy, P., Lichtschlag, A., Martin, A., May, R., Mawji, E., Mounteney, I., Nightingale, P., Pierpoint, W. S., Olszewska, J. P., Painter, S. C., Pearce, C. R., Pereira, M. G., Peel, K., Pickard, A., Stephens, J. A., Stinchcombe, M., Williams, P., Woodward, E. M. S., Yarrow, D. and Mayor, D. J. 2021. Contrasting Estuarine Processing of Dissolved Organic Matter Derived From Natural and Human-Impacted Landscapes. Global Biogeochemical Cycles. 35 (10), p. e2021GB007023. https://doi.org/10.1029/2021GB007023

Samuel James (c1763-1831) of Hoddesdon and the medicinal use of willow bark

A - Papers appearing in refereed journals

Pierpoint, W. S. 2007. Samuel James (c1763-1831) of Hoddesdon and the medicinal use of willow bark. Journal of Medical Biography. 15, pp. 23-30.

The extraction of enzymes from plant tissues rich in phenolic compounds

B - Book chapters etc edited externally

Pierpoint, W. S. 2004. The extraction of enzymes from plant tissues rich in phenolic compounds. in: Cutler, P. (ed.) Protein purification protocols, 2nd ed. (Methods in Molecular Biology, vol. 244) Humana Press, Totowa. pp. 65-74

Can aspirin help identify leaf proteins active in defence responses?

A - Papers appearing in refereed journals

Pierpoint, W. S. 2002. Can aspirin help identify leaf proteins active in defence responses? Annals of Applied Biology - AAB. 140 (3), pp. 233-239. https://doi.org/10.1111/j.1744-7348.2002.tb00176.x

Norman Wingate Pirie: 1 July 1907-29 March 1997

A - Papers appearing in refereed journals

Pierpoint, W. 1999. Norman Wingate Pirie: 1 July 1907-29 March 1997. Biographical Memoirs of Fellows of the Royal Society. 45, pp. 397-415. https://doi.org/10.1098/rsbm.1999.0027

Norman Pirie (1907-97) [Obituary]

A - Papers appearing in refereed journals

Fowden, L. and Pierpoint, W. S. 1997. Norman Pirie (1907-97) [Obituary]. Nature. 387 (6633), p. 560. https://doi.org/10.1038/42378

Edward Stone (1702-1768) and Edmund Stone (1700-1768): confused identities resolved

G - Articles in popular magazines and other technical publications

Pierpoint, W. S. 1997. Edward Stone (1702-1768) and Edmund Stone (1700-1768): confused identities resolved. Notes and Records of the Royal Society of London. 51, pp. 211-217.

The natural history of salicylic acid: plant product and mammalian medicine

G - Articles in popular magazines and other technical publications

Pierpoint, W. S. 1997. The natural history of salicylic acid: plant product and mammalian medicine. Interdisciplinary Science Reviews. 22, pp. 45-52.

The extraction of enzymes from plant tissues rich in phenolic compounds

B - Book chapters etc edited externally

Pierpoint, W. S. 1996. The extraction of enzymes from plant tissues rich in phenolic compounds. in: Doonan, S. (ed.) Protein purification protocols. Methods in molecular biology vol. 59 Humana Press, Totowa. pp. 69-80

Fungi

D1 - Technical reports: non-confidential

Pierpoint, W. S., Hughes, K. and Shewry, P. R. 1995. Fungi. Institute for Arable Crops Research (IACR) , Long Ashton Research Station (LARS), Bristol.

Insects

D1 - Technical reports: non-confidential

Pierpoint, W. S., Hughes, K. and Shewry, P. R. 1995. Insects. Institute for Arable Crops Research (IACR) , Long Ashton Research Station (LARS), Bristol.

Viruses

D1 - Technical reports: non-confidential

Pierpoint, W. S., Hughes, K. and Shewry, P. R. 1995. Viruses. Institute for Arable Crops Research (IACR) , Long Ashton Research Station (LARS), Bristol.

Targets for introduction of pests and disease resistance into crops by genetic engineering: report of a review funded by MAFF

D1 - Technical reports: non-confidential

Pierpoint, W. S., Hughes, K. J. D., Shewry, P. R., Burrows, P. R., Henderson, I. F., Hirsch, P. R., Hughes , K. J. D., James, S., Lazzeri, P. A., Miflin, B. J., Plumb, R. T., Glen, D. M., Hargreaves, J. A., Elphinsone, J. G. and Stead, D. E. 1995. Targets for introduction of pests and disease resistance into crops by genetic engineering: report of a review funded by MAFF. Institute for Arable Crops Research (IACR) , Long Ashton Research Station (LARS), Bristol. https://doi.org/10.23637/rothamsted.87224

Oils, lipid-based and related chemicals

D1 - Technical reports: non-confidential

Hughes, K. J. D., Pierpoint, W. S., Leigh, R. A. and Wallsgrove, R. M. 1994. Oils, lipid-based and related chemicals. Silsoe Research Institute, Silsoe.

Recommendations for naming plant pathogenesis-related proteins

D1 - Technical reports: non-confidential

Van Loon, L. C., Pierpoint, W. S., Boller, T. and Conejero, V. 1994. Recommendations for naming plant pathogenesis-related proteins. Springer.

Salicylic acid and its derivatives in plants: medicines, metabolites and messenger molecules

A - Papers appearing in refereed journals

Pierpoint, W. S. 1994. Salicylic acid and its derivatives in plants: medicines, metabolites and messenger molecules. Advances in botanical research. 20, pp. 164-193. https://doi.org/10.1016/S0065-2296(08)60217-7

The occurrence of the thaumatin-like, pathogenesis-related protein, PR-5, in intercellular fluids from Nicotiana species and from an interspecific Nicotiana hybrid

A - Papers appearing in refereed journals

Pierpoint, W. S., Gordon-Weeks, R. and Jackson, P. J. 1992. The occurrence of the thaumatin-like, pathogenesis-related protein, PR-5, in intercellular fluids from Nicotiana species and from an interspecific Nicotiana hybrid. Physiological and Molecular Plant Pathology. 41, pp. 1-10.

Evidence for the presence of endogenous inducers of the accumulation of pathogenesis-related (PR-1) proteins in leaves of virus-infected tobacco plants and of an interspecific Nicotiana hybrid

A - Papers appearing in refereed journals

Gordon-Weeks, R., White, R. F. and Pierpoint, W. S. 1991. Evidence for the presence of endogenous inducers of the accumulation of pathogenesis-related (PR-1) proteins in leaves of virus-infected tobacco plants and of an interspecific Nicotiana hybrid. Physiological and Molecular Plant Pathology. 38 (5), pp. 375-392. https://doi.org/10.1016/S0885-5765(05)80137-7

PQQ in plants

G - Articles in popular magazines and other technical publications

Pierpoint, W. S. 1990. PQQ in plants. Trends in Biochemical Sciences. 15, p. 299.

The presence of a thaumatin-like protein, a chitinase and a glucanase among the pathogenesis-related proteins of potato (Solanum tuberosum)

A - Papers appearing in refereed journals

Pierpoint, W. S., Jackson, P. J. and Evans, R. M. 1990. The presence of a thaumatin-like protein, a chitinase and a glucanase among the pathogenesis-related proteins of potato (Solanum tuberosum). Physiological and Molecular Plant Pathology. 36 (4), pp. 325-338. https://doi.org/10.1016/0885-5765(90)90062-3

Flavonoids in human food and animal feedstuffs : amounts and consequences.

B - Book chapters etc edited externally

Pierpoint, W. S. 1990. Flavonoids in human food and animal feedstuffs : amounts and consequences. in: Das, N. P. (ed.) Flavonoids in biology and medicine III. Current issues in flavonoids research. Proceedings of the 3rd International Symposium on Flavonoids in Biology and Medicine, Singapore, 1989. pp. 497-514

Purification technologies for plant proteins

A - Papers appearing in refereed journals

Jervis, L. and Pierpoint, W. S. 1989. Purification technologies for plant proteins. Journal of Biotechnology. 11 (2-3), pp. 161-198. https://doi.org/10.1016/0168-1656(89)90117-X

Similarities between sweet protein thaumatin and a pathogenisis-related protein from tobacco

A - Papers appearing in refereed journals

Cusak, M. and Pierpoint, W. S. 1988. Similarities between sweet protein thaumatin and a pathogenisis-related protein from tobacco. Phytochemistry. 27 (12), pp. 3817-3821. https://doi.org/10.1016/0031-9422(88)83024-3

Amino acid homologies suggest functions for pathogenesis-related proteins.

B - Book chapters etc edited externally

Pierpoint, W. S. and Shewry, P. R. 1987. Amino acid homologies suggest functions for pathogenesis-related proteins. in:

Identification of the virus-induced protein of tobacco leaves that resembles the sweet-protein thaumatin

A - Papers appearing in refereed journals

Pierpoint, W. S., Tatham, A. S. and Pappin, D. J. C. 1987. Identification of the virus-induced protein of tobacco leaves that resembles the sweet-protein thaumatin. Physiological and Molecular Plant Pathology. 31, pp. 291-298. https://doi.org/10.1016/0885-5765(87)90072-5

The pathogenesis-related proteins of tobacco leaves

A - Papers appearing in refereed journals

Pierpoint, W. S. 1986. The pathogenesis-related proteins of tobacco leaves. Phytochemistry. 25 (7), pp. 1595-1601. https://doi.org/10.1016/S0031-9422(00)81215-7

Flavonoids in the human diet

B - Book chapters etc edited externally

Pierpoint, W. S. 1986. Flavonoids in the human diet. in: Cody, V., Middleton, E. and Harborne, J. B. (ed.) Plant flavonoids in biology and medicine: Biochemical, pharmacological, and structure-activity relationships New York Alan R. Liss, Inc.. pp. 125-140

Pathogenesis-related proteins N, O, P, Q, R etc.: Some properties and separations

A - Papers appearing in refereed journals

Pierpoint, W. S. 1983. Pathogenesis-related proteins N, O, P, Q, R etc.: Some properties and separations. Netherlands Journal of Plant Pathology. 89 (6), pp. 310-310. https://doi.org/10.1007/bf01995271

The major proteins in extracts of tobacco leaves that are responding hypersensitively to virus-infection

A - Papers appearing in refereed journals

Pierpoint, W. S. 1983. The major proteins in extracts of tobacco leaves that are responding hypersensitively to virus-infection. Phytochemistry. 22 (12), pp. 2691-2697. https://doi.org/10.1016/s0031-9422(00)97674-x

Is there a phyto-interferon?

A - Papers appearing in refereed journals

Pierpoint, W. S. 1983. Is there a phyto-interferon? Trends in Biochemical Sciences. 8 (1), pp. 5-7. https://doi.org/10.1016/0968-0004(83)90052-x

A class of blue quinone-protein coupling products - the allagochromes

A - Papers appearing in refereed journals

Pierpoint, W. S. 1982. A class of blue quinone-protein coupling products - the allagochromes. Phytochemistry. 21 (1), pp. 91-95. https://doi.org/10.1016/0031-9422(82)80020-4

The pathogenesis-related proteins of tobacco - their induction by viruses in intact plants and their induction by chemicals in detached leaves

A - Papers appearing in refereed journals

Pierpoint, W. S., Robinson, N. P. and Leason, M. B. 1981. The pathogenesis-related proteins of tobacco - their induction by viruses in intact plants and their induction by chemicals in detached leaves. Physiological Plant Pathology. 19 (1), pp. 85-&. https://doi.org/10.1016/S0048-4059(81)80011-2

Cross-linking of the Subunits of Potato Virus X with Di-imidates

A - Papers appearing in refereed journals

Carpenter, J. M. and Pierpoint, W. S. 1981. Cross-linking of the Subunits of Potato Virus X with Di-imidates. Journal of General Virology. 54 (2), pp. 391-395. https://doi.org/10.1099/0022-1317-54-2-391

Reaction of strains of potato virus-x with chlorogenoquinone invitro, and the detection of a naturally modified form of the virus

A - Papers appearing in refereed journals

Ireland, R. J. and Pierpoint, W. S. 1980. Reaction of strains of potato virus-x with chlorogenoquinone invitro, and the detection of a naturally modified form of the virus. Physiological Plant Pathology. 16 (1), pp. 81-92. https://doi.org/10.1016/0048-4059(80)90022-3

Comparison of Three Pathogenesis-related Proteins from Plants of Two Cultivars of Tobacco Infected with TMV

A - Papers appearing in refereed journals

Antoniw, J. F., Ritter, C. E., Pierpoint, W. S. and Vanloon, L. C. 1980. Comparison of Three Pathogenesis-related Proteins from Plants of Two Cultivars of Tobacco Infected with TMV . Journal of General Virology. 47 (1), pp. 79-87. https://doi.org/10.1099/0022-1317-47-1-79

An infective pyridoxyl-derivative of potato virus X: PVX-PLP

A - Papers appearing in refereed journals

Pierpoint, W. S. and Carpenter, J. M. 1978. An infective pyridoxyl-derivative of potato virus X: PVX-PLP. Journal of General Microbiology. 38 (3), pp. 505-518. https://doi.org/10.1099/0022-1317-38-3-505

Purification of a tobacco leaf protein associated with resistance to virus infection

A - Papers appearing in refereed journals

Antoniw, J. F. and Pierpoint, W. S. 1978. Purification of a tobacco leaf protein associated with resistance to virus infection. Biochemical Society Transactions. 6, pp. 248-250. https://doi.org/10.1042/bst0060248

The Purification and Properties of One of the ‘b’ Proteins from Virus-Infected Tobacco Plants

A - Papers appearing in refereed journals

Antoniw, J. F. and Pierpoint, W. S. 1978. The Purification and Properties of One of the ‘b’ Proteins from Virus-Infected Tobacco Plants. Journal of General Virology. 39 (2), pp. 343-350. https://doi.org/10.1099/0022-1317-39-2-343

An Infective Pyridoxyl-derivative of Potato Virus X: PVX-PLP

A - Papers appearing in refereed journals

Pierpoint, W. S. and Carpenter, J. M. 1978. An Infective Pyridoxyl-derivative of Potato Virus X: PVX-PLP. Journal of General Virology. 38 (3), pp. 505-518. https://doi.org/10.1099/0022-1317-38-3-505

Modification of proteins during oxidation of leaf phenols - reaction of potato virus-10 with chlorogenoquinone

A - Papers appearing in refereed journals

Pierpoint, W. S., Ireland, R. J. and Carpenter, J. M. 1977. Modification of proteins during oxidation of leaf phenols - reaction of potato virus-10 with chlorogenoquinone. Phytochemistry. 16 (1), pp. 29-34. https://doi.org/10.1016/0031-9422(77)83007-0

Problem of reactive species from enzymic and chemical oxidations of ortho-diphenols - anomalies in trapping of ortho-quinonoids with benzenesulfinic acid

A - Papers appearing in refereed journals

Davies, R. and Pierpoint, W. S. 1975. Problem of reactive species from enzymic and chemical oxidations of ortho-diphenols - anomalies in trapping of ortho-quinonoids with benzenesulfinic acid. Biochemical Society Transactions. 3 (5), pp. 671-674. https://doi.org/10.1042/bst0030671

Chemical Modification of the Lysine-Amino Groups of Potato Virus X

A - Papers appearing in refereed journals

Pierpoint, W. S. 1974. Chemical Modification of the Lysine-Amino Groups of Potato Virus X. Journal of General Virology. 25 (2), pp. 303-312. https://doi.org/10.1099/0022-1317-25-2-303

An N-acylamino acid acylase from Nicotiana tabacum leaves

A - Papers appearing in refereed journals

Pierpoint, W. S. 1973. An N-acylamino acid acylase from Nicotiana tabacum leaves. Phytochemistry. 12 (10), pp. 2359-2364. https://doi.org/10.1016/0031-9422(73)80439-X

PVX-Q an Infective Product of Potato Virus X and a Leaf o-Quinone

A - Papers appearing in refereed journals

Pierpoint, W. S. 1973. PVX-Q an Infective Product of Potato Virus X and a Leaf o-Quinone. Journal of General Virology. 19 (2), pp. 189-199. https://doi.org/10.1099/0022-1317-19-2-189

An N-acylamino acid acylase from Nicotiana tabacum leaves

A - Papers appearing in refereed journals

Pierpoint, W. S. 1973. An N-acylamino acid acylase from Nicotiana tabacum leaves. Phytochemistry. 12 (10), pp. 2359-2364. https://doi.org/10.1016/0031-9422(73)80439-x

o-Quinones formed in plant extracts. Their reactions with amino acids and peptides

A - Papers appearing in refereed journals

Pierpoint, W. S. 1969. o-Quinones formed in plant extracts. Their reactions with amino acids and peptides . Biochemical Journal. 112 (5), pp. 609-617. https://doi.org/10.1042/bj1120609

Cytochrome Oxidase and Mitochondrial Protein in Extracts of Leaves of Nicotiana glutinosa L. Infected with Tobacco Mosaic Virus

A - Papers appearing in refereed journals

Pierpoint, W. S. 1968. Cytochrome Oxidase and Mitochondrial Protein in Extracts of Leaves of Nicotiana glutinosa L. Infected with Tobacco Mosaic Virus. Journal Of Experimental Biology. 19 (2), pp. 264-275. https://doi.org/10.1093/jxb/19.2.264

Effect of chloral hydrate and acetaldehyde on mitochondrial preparations from sweet potato

A - Papers appearing in refereed journals

Pierpoint, W. S. and Laties, G. G. 1966. Effect of chloral hydrate and acetaldehyde on mitochondrial preparations from sweet potato. Plant Physiology. 41 (1), pp. 105-110. https://doi.org/10.1104/pp.41.1.105

The distribution of succinate dehydrogenase and malate dehydrogenase among components of tobacco-leaf extracts

A - Papers appearing in refereed journals

Pierpoint, W. S. 1963. The distribution of succinate dehydrogenase and malate dehydrogenase among components of tobacco-leaf extracts. Biochemical Journal. 88 (1), pp. 120-125. https://doi.org/10.1042/bj0880120

The relation of polyphenoloxidase in leaf extracts to the instability of cucumber mosaic and other plant viruses

A - Papers appearing in refereed journals

Harrison, B. D. and Pierpoint, W. S. 1963. The relation of polyphenoloxidase in leaf extracts to the instability of cucumber mosaic and other plant viruses. Journal of General Microbiology. 32 (3), pp. 417-427. https://doi.org/10.1099/00221287-32-3-417

Copper-dependent and iron-dependent inactivations of cucumber mosaic virus by polyphenols

A - Papers appearing in refereed journals

Pierpoint, W. S. and Harrison, B. D. 1963. Copper-dependent and iron-dependent inactivations of cucumber mosaic virus by polyphenols. Journal of General Microbiology. 32 (3), pp. 429-440. https://doi.org/10.1099/00221287-32-3-429

Mitochondrial preparations from the leaves of tobacco (Nicotiana tabacum). 4. Separation of some components by density-gradient centrifuging

A - Papers appearing in refereed journals

Pierpoint, W. S. 1962. Mitochondrial preparations from the leaves of tobacco (Nicotiana tabacum). 4. Separation of some components by density-gradient centrifuging. Biochemical Journal. 82 (1), pp. 143-148. https://doi.org/10.1042/bj0820143

Mitochondrial preparations from the leaves of tobacco (Nicotiana tabacum). 2. Oxidative phosphorylation

A - Papers appearing in refereed journals

Pierpoint, W. S. 1960. Mitochondrial preparations from the leaves of tobacco (Nicotiana tabacum). 2. Oxidative phosphorylation. Biochemical Journal. 75 (3), pp. 504-511. https://doi.org/10.1042/bj0750504

Mitochondrial preparations from the leaves of tobacco (Nicotiana tabacum). 3. Glycollic oxidase and fumarase activity

A - Papers appearing in refereed journals

Pierpoint, W. S. 1960. Mitochondrial preparations from the leaves of tobacco (Nicotiana tabacum). 3. Glycollic oxidase and fumarase activity. Biochemical Journal. 75 (3), pp. 511-515. https://doi.org/10.1042/bj0750511

Mitochondrial preparations from the leaves of tobacco (Nicotiana tabacum)

A - Papers appearing in refereed journals

Pierpoint, W. S. 1959. Mitochondrial preparations from the leaves of tobacco (Nicotiana tabacum). Biochemical Journal. 71 (3), pp. 518-528. https://doi.org/10.1042/bj0710518

The phosphatase and metaphosphatase activities of pea extracts

A - Papers appearing in refereed journals

Pierpoint, W. S. 1957. The phosphatase and metaphosphatase activities of pea extracts. Biochemical Journal. 65 (1), pp. 67-76. https://doi.org/10.1042/bj0650067

Polyphosphates excreted by wax-moth larvae (Galleria mellonella L. and Achroia grisella Fabr.)

A - Papers appearing in refereed journals

Pierpoint, W. S. 1957. Polyphosphates excreted by wax-moth larvae (Galleria mellonella L. and Achroia grisella Fabr.). Biochemical Journal. 67 (4), pp. 624-627. https://doi.org/10.1042/bj0670624

The phosphoesterase of pea plants (Pisum sativum L.)

A - Papers appearing in refereed journals

Pierpoint, W. S. 1957. The phosphoesterase of pea plants (Pisum sativum L.). Biochemical Journal. 67 (3), pp. 466-472. https://doi.org/10.1042/bj0670466

The chromatography of leaf ribonuclease

A - Papers appearing in refereed journals

Pierpoint, W. S. 1956. The chromatography of leaf ribonuclease. Biochimica et Biophysica Acta. 21 (1), pp. 136-141. https://doi.org/10.1016/0006-3002(56)90103-2