• 10608 Citations
1994 …2020
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Fingerprint Dive into the research topics where Petra Louis is active. These topic labels come from the works of this person. Together they form a unique fingerprint.

  • 5 Similar Profiles
Microbiota Medicine & Life Sciences
Bacteria Medicine & Life Sciences
intestinal microorganisms Agriculture & Biology
Ruminococcus Medicine & Life Sciences
Fermentation Medicine & Life Sciences
Diet Medicine & Life Sciences
Butyrates Medicine & Life Sciences
Starch Medicine & Life Sciences

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Research Output 1994 2020

1 Downloads (Pure)

Anthocyanin-enriched bilberry extract attenuates glycaemic response in overweight volunteers without changes in insulin

Alnajjar, M., Barik, S. K., Bestwick, C., Campbell, F., Cruickshank, M., Farquharson, F., Holtrop, G., Horgan, G., Louis, P., Moar, K-M., Russell, W. R., Scobbie, L. & Hoggard, N., Jan 2020, In : Journal of Functional Foods. 64, 103597.

Research output: Contribution to journalArticle

Open Access
Vaccinium myrtillus


Louis, P., Lo, G., Kramer, T. & Duncan, S., 22 May 2019, (Accepted/In press) Bergey’s Manual of Systematics of Archaea and Bacteria. Wiley

Research output: Chapter in Book/Report/Conference proceedingEntry for encyclopedia/dictionary

1 Citation (Scopus)
6 Downloads (Pure)
Open Access
formic acid
Ruminococcus bromii
Coculture Techniques
1 Citation (Scopus)

Randomised clinical trial: Bifidobacterium lactis NCC2818 probiotic vs placebo, and impact on gut transit time, symptoms, and gut microbiology in chronic constipation

Dimidi, E., Zdanaviciene, A., Christodoulides, S., Taheri, S., Louis, P., Duncan, P. I., Emami, N., Crabbé, R., De Castro, C. A., McLean, P., Bergonzelli, G. E., Whelan, K. & Mark Scott, S., 28 Feb 2019, In : Alimentary Pharmacology & Therapeutics. 49, 3, p. 251-264 14 p.

Research output: Contribution to journalArticle

Randomized Controlled Trials
2 Citations (Scopus)
4 Downloads (Pure)

The effect of prunes on stool output, gut transit time and gastrointestinal microbiota: a randomised controlled trial

Lever, E., Scott, S. M., Louis, P., Emery, P. W. & Whelan, K., Feb 2019, In : Clinical Nutrition. 38, 1, p. 165-173 9 p.

Research output: Contribution to journalArticle

Open Access
Volatile Fatty Acids
Randomized Controlled Trials
Weights and Measures


Commercial applications of pioneering research on the human gut microbiota

Karen Scott (Participant), Petra Louis (Participant), Alan Walker (Participant), Sylvia Duncan (Participant), Harry Flint (Participant)

Impact: Economic Impacts, Quality of life Impacts