Evidence map›Paper›PMID 33559720›Full record

ArticleApplied microbiology and biotechnology2021

Comparison of the fermentation and bacterial community in the colon of Hu sheep fed a low-grain, non-pelleted, or pelleted high-grain diet.

Limei Lin, Ehab Bo Trabi, Fei Xie, Shengyong Mao

Abstract read
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In one paragraph

Article in Applied microbiology and biotechnology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed
7.3field-weighted citation impact, top 2% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

25 citing papers in PubMed, 34 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors at 1 institution in 2 countries.

Limei LinCentre for Ruminant Nutrition and Feed Engineering Technology Research, College of Animal Science and Technology, Nanjing Agricultural University, Nanjing, 210095, China.
Ehab Bo TrabiCentre for Ruminant Nutrition and Feed Engineering Technology Research, College of Animal Science and Technology, Nanjing Agricultural University, Nanjing, 210095, China.
Fei XieCentre for Ruminant Nutrition and Feed Engineering Technology Research, College of Animal Science and Technology, Nanjing Agricultural University, Nanjing, 210095, China.
Shengyong MaoCentre for Ruminant Nutrition and Feed Engineering Technology Research, College of Animal Science and Technology, Nanjing Agricultural University, Nanjing, 210095, China. maoshengyong@njau.edu.cn.ORCID http://orcid.org/0000-0002-0089-9314
Nanjing Agricultural University · CN

Funding

Jiangsu Agriculture Science and Technology Innovation Fund CX (19) 1006
6 · The paper itself

Abstract

Microbial fermentation in the hindgut is likely an important contributor to energy availability in ruminants, except for the rumen. This study aimed to investigate commensal bacteria in the colon influenced by diverse dietary niches. Fifteen male sheep were randomly allotted into three feeding groups: non-pelleted low-grain (CON, n = 5), non-pelleted high-grain (HG, n = 5), and pelleted high-grain (HP, n = 5) diets. The HG and HP groups had higher fermentation parameters than the CON group, especially acetate concentration (CON = 46.91; HG = 61.66; HP = 77.99). The HG diet altered the composition of commensal bacteria in the colon in comparison to the CON group, including the increase of genera related to acetate production (e.g., Acetitomaculum spp.), butyrate production (e.g., Coprococcus spp. and Subdoligranulum spp.), and starch degradation (e.g., Prevotella spp., Roseburia spp., and Oscillibacter spp.). The colon functional compendium had co-alteration with taxonomic changes that indicated non-pelleted HG diet caused a detrimental colonic niche. The HP diet specifically promoted the abundance of Ruminococcus, Olsenella, and Alloprevotella genera to achieve the highest acetate concentration and decreased the starch-degrader Roseburia spp. and Oscillibacter spp. in contrast to the HG group. Our results provide a systematic view of the microbial fermentation, community, and functional guilds in colonic digesta and mucosa in regard to using an HP diet to maintain colonic niche homeostasis under the adverse influence of the HG diet.Key Points• Non-pelleted and pelleted high-grain diets altered sheep colonic fermentation.• Non-pelleted and pelleted high-grain diets resulted in diverse microbial composition.• The pelleted method ameliorated microbial functions compared with the high-grain diet.

Indexed as

Animal FeedGoatsAnimalsBacteriaColonDietFatty Acids, VolatileFermentationMaleRumenSheepFatty Acids, VolatileColonic microbiotaDigestaFermentation parametersMucosaPelleted feedSheep

Identifiers

PMID33559720
OpenAlexW3127459252

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.