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Ian T. Johnson
Researcher at Norwich Research Park
Publications - 264
Citations - 14798
Ian T. Johnson is an academic researcher from Norwich Research Park. The author has contributed to research in topics: Cancer & Guar gum. The author has an hindex of 65, co-authored 264 publications receiving 14045 citations. Previous affiliations of Ian T. Johnson include Biotechnology and Biological Sciences Research Council & Norwich University.
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Polyphenols: antioxidants and beyond
TL;DR: This supplemental issue of The American Journal of Clinical Nutrition offers an overview of the experimental, clinical, and epidemiologic evidence of the effects of polyphenols on health.
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The chemistry and biological significance of saponins in foods and feedingstuffs.
TL;DR: Methods currently used for the quantitative analysis of saponins, sapogenols, and glycoalkaloids are critically considered; advances in the use of newer methods being emphasized.
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The nutritional significance, biosynthesis and bioavailability of glucosinolates in human foods
TL;DR: An overview of the evidence for a beneficial role for glucosinolates in human health is provided, and the current state of knowledge regarding the genetics and biosynthesis of glucos inolates, their chemical analysis, their behaviour during cooking and processing, and their bioavailability to humans are described.
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Intestinal Transport of Quercetin Glycosides in Rats Involves Both Deglycosylation and Interaction with the Hexose Transport Pathway
TL;DR: Quercetin derived from quercETin-3-glucoside passes across the small intestinal epithelium more rapidly than free quercet in aglycone, and interacts with the sodium-dependent glucose transporter.
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Metabolomics of Fecal Extracts Detects Altered Metabolic Activity of Gut Microbiota in Ulcerative Colitis and Irritable Bowel Syndrome
Gwénaëlle Le Gall,Samah O. Noor,Karyn P. Ridgway,Louise Scovell,Crawford P. Jamieson,Ian T. Johnson,Ian J. Colquhoun,E. Kate Kemsley,Arjan Narbad +8 more
TL;DR: H NMR spectroscopy of aqueous fecal extracts has been used to investigate differences in metabolic activity of gut microbiota in patients with ulcerative colitis, irritable bowel syndrome, and healthy controls.