Evidence map›Paper›PMID 33841687›Full record

ArticleAmerican journal of translational research2021

The anti-hypoxic effects of oat (

Di Li, Jinwei Ren, Qian Du, Peng Liu, Yong Li

Open access · greenAbstract read
In one paragraph

Article in American journal of translational research, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
0.5field-weighted citation impact, top 38% 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

4 citing papers in PubMed, 8 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

5 authors at 1 institution in 1 country.

Di LiDepartment of Clinical Nutrition, Peking University People's Hospital Beijing 100044, PR China.
Jinwei RenDepartment of Nutrition and Food Hygiene, School of Public Health, Peking University Beijing 100191, PR China.
Qian DuDepartment of Nutrition and Food Hygiene, School of Public Health, Peking University Beijing 100191, PR China.
Peng LiuDepartment of Clinical Nutrition, Peking University People's Hospital Beijing 100044, PR China.
Yong LiDepartment of Nutrition and Food Hygiene, School of Public Health, Peking University Beijing 100191, PR China.
Peking University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveTo explore the anti-hypoxic effects of oat oligopeptides (OOPs) in mice.

methodsWe randomly divided mice into six groups, including a vehicle control group, a whey protein group (0.50 g/kg), and four OOPs-treated groups (0.25, 0.50, 1.00, and 2.00 g/kg). The test substances were administered by gavage once a day for 30 days. The normobaric hypoxia, sodium nitrite toxicosis, and acute cerebral ischemia survival times were recorded. Also, the MDA content, the lactate levels, the LDH activity, and the mRNA levels of HIF-1α and VEGF in the brains were measured. We performed a whole blood cell analysis using a blood analyzer.

resultsThe OOPs significantly extended the survival times of normobaric hypoxia, sodium nitrite toxicosis, and acute cerebral ischemia. Notably, the OOPs enhanced the RBC, Hb, and Hct levels, decreased the malonaldehyde (MDA) and lactate content in the brain, enhanced the brain lactate dehydrogenase (LDH) activity, and increased the hypoxia-inducible factor 1alpha (HIF1α) mRNA and the vascular endothelial growth factor (VEGF) mRNA expression levels.

conclusionOOPs have anti-hypoxic effects, and the mechanism may involve improving the blood's oxygen carrying capacity and oxygen utilization rate minimizing the lipid peroxidation lesions, increasing the brain's ability to buffer against lactic acidosis in mice, and promoting angiogenesis and regulating the hypoxic response.

Indexed as

anti-hypoxiamiceOatoligopeptides

Identifiers

PMID33841687
PMCPMC8014377
OpenAlexW3155302179

What OpenQuestion holds

Textmetadata
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.