Evidence map›Paper›PMID 33397465›Full record

ArticleJournal of animal science and biotechnology2021

Effects of brewers' spent grain protein hydrolysates on gas production, ruminal fermentation characteristics, microbial protein synthesis and microbial community in an artificial rumen fed a high grain diet.

Tao Ran, Long Jin, Ranithri Abeynayake, Atef Mohamed Saleem, Xiumin Zhang, Dongyan Niu, Lingyun Chen, Wenzhu Yang

Open access · goldAbstract read
In one paragraph

Article in Journal of animal science and biotechnology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
9.4field-weighted citation impact, top 1% 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

11 citing papers in PubMed, 55 citations in OpenAlex.

  1. Partial replacement of soybean meal with vitamin BAnimal nutrition (Zhongguo xu mu shou yi xue hui) · 2026
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  10. Frontiers in veterinary science · 2022
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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

8 authors at 5 institutions in 3 countries.

Tao RanAgriculture and Agri-Food of Canada, Lethbridge Research and Development Centre, Lethbridge, AB, T1J 4B1, Canada.
Long JinAgriculture and Agri-Food of Canada, Lethbridge Research and Development Centre, Lethbridge, AB, T1J 4B1, Canada.
Ranithri AbeynayakeDepartment of Agricultural, Food and Nutritional Science, University of Alberta, Edmonton, T6G 2P5, Canada.
Atef Mohamed SaleemAgriculture and Agri-Food of Canada, Lethbridge Research and Development Centre, Lethbridge, AB, T1J 4B1, Canada.
Xiumin ZhangAgriculture and Agri-Food of Canada, Lethbridge Research and Development Centre, Lethbridge, AB, T1J 4B1, Canada.
Dongyan NiuCollege of Veterinary Medicine, University of Calgary, 2500 University Dr. NW, Calgary, AB, T2N 1N4, Canada.
Lingyun ChenDepartment of Agricultural, Food and Nutritional Science, University of Alberta, Edmonton, T6G 2P5, Canada.
Wenzhu YangAgriculture and Agri-Food of Canada, Lethbridge Research and Development Centre, Lethbridge, AB, T1J 4B1, Canada. wenzhu.yang@canada.ca.
Agriculture and Agri-Food Canada · CALethbridge Research and Development CentreUniversity of Alberta · CAInstitute of Subtropical Agriculture · CNUniversity of Calgary · CA

Funding

Agriculture and Agri-Food Canada GF2#1542
6 · The paper itself

Abstract

backgroundBrewers' spent grain (BSG) typically contains 20% - 29% crude protein (CP) with high concentrations of glutamine, proline and hydrophobic and non-polar amino acid, making it an ideal material for producing value-added products like bioactive peptides which have antioxidant properties. For this study, protein was extracted from BSG, hydrolyzed with 1% alcalase and flavourzyme, with the generated protein hydrolysates (AlcH and FlaH) showing antioxidant activities. This study evaluated the effects of AlcH and FlaH on gas production, ruminal fermentation characteristics, nutrient disappearance, microbial protein synthesis and microbial community using an artificial rumen system (RUSITEC) fed a high-grain diet.

resultsAs compared to the control of grain only, supplementation of FlaH decreased (P < 0.01) disappearances of dry matter (DM), organic matter (OM), CP and starch, without affecting fibre disappearances; while AlcH had no effect on nutrient disappearance. Neither AlcH nor FlaH affected gas production or VFA profiles, however they increased (P < 0.01) NH

conclusionsThe supplementation of FlaH in high-grain diets may potentially protect CP and starch from ruminal degradation, without adversely affecting fibre degradation and VFA profiles. It also showed promising effects on reducing CH

Indexed as

Antioxidant peptideBrewers’ spent grainFermentationHydrogen productionMethane productionProtein hydrolysatesRUSITEC

Identifiers

PMID33397465
PMCPMC7780661
OpenAlexW3119680233

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

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.