UTIA Family, please refer to utk.edu/coronavirus for the latest updates and student information. For UTIA-specific resources, including event information and county office status, please visit utia.tennessee.edu/coronavirus .

Rumen Microbes – Butyrivibrio fibrisolvens

Butyrivibrio fibrisolvens is a non-spore-forming, anaerobic, curved rod-shaped bacterium. It has a high capacity to produce butyrate, which plays an important role in the physiology and metabolism of the intestine and its tissues.

Click the image hotspots to learn more about this featured microbe.

This month’s feature created by: Brooke Clemmons

A herd of cattle in the field
Learn more Learn more Learn more Learn more

Learn more

cannulated cattle

​Butyrivibrio fibrisolvens is one of the most commonly-found bacteria in the rumen. Photo courtesy of EPA

Learn more

microscopic image of bacteria breaking down plant structural carbohydrates

​B. fibrisolvens can break down plant structural carbohydrates (hemicellulose and pectin), starches, and proteins​. Photo courtesy of Lydia Joubert; USDA publication

Learn more

electron micrograph showing "knobs" on the cells surface of Butryribivrio fibrisolvens

​B. fibrisolvens have “knobs” on their cell walls that allow them to adhere to other cells, including other bacteria and plant cell walls. Photo adapted from Cheng and Costerton (1977)

Learn more

chemical structures of linoleic acid, conjugated linoleic acid, vaccenic acid, and stearic acid

​B. fibrisolvens produces conjugated linoleic acid (CLA), which is important for human heart, brain, and visual health. Photo courtesy of C.E. Fernie, in Encyclopedia of Food Sciences and Nutrition (Second Edition), 2003

Follow this link to view all of the interactive presentations for the Rumen Microbes series.