Evidence map›Paper›PMID 33997325›Full record

ReviewAnimal nutrition (Zhongguo xu mu shou yi xue hui)2021

Relationship between gut microbiota and host-metabolism: Emphasis on hormones related to reproductive function.

Tarique Hussain, Ghulam Murtaza, Dildar H Kalhoro, Muhammad S Kalhoro, Elsayed Metwally, Muhammad I Chughtai, Muhammad U Mazhar, Shahzad A Khan

Open access · goldAbstract readReview
In one paragraph

Review in Animal nutrition (Zhongguo xu mu shou yi xue hui), 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 68 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
68citing papers in PubMed, 3 pooled it
5.3field-weighted citation impact, top 3% 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

68 citing papers in PubMed, 3 syntheses or guidelines pooled it, 95 citations in OpenAlex.

  1. Pooled it
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  12. Sex Differences in Lung Immunity.Immunological reviews · 2026
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8 more citing papers are in PubMed but not listed here.

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 2 countries.

Tarique HussainAnimal Sciences Division, Nuclear Institute for Agriculture and Biology College, Pakistan Institute of Engineering and Applied Sciences (NIAB-C, PIEAS), Faisalabad, 38000, Pakistan.
Ghulam MurtazaDepartment of Animal Reproduction, Faculty of Animal Husbandry and Veterinary Sciences, Sindh Agriculture University, Tandojam, Sindh, 70050, Pakistan.
Dildar H KalhoroDepartment of Veterinary Microbiology, Faculty of Animal Husbandry and Veterinary Sciences, Sindh Agriculture University, Tandojam, Sindh, 70050, Pakistan.
Muhammad S KalhoroDepartment of Animal Products Technology, Faculty of Animal Husbandry and Veterinary Sciences, Sindh Agriculture University, Tandojam, Sindh, 70050, Pakistan.
Elsayed MetwallyDepartment of Cytology & Histology, Faculty of Veterinary Medicine, Suez Canal University, Ismailia, 41522, Egypt.
Muhammad I ChughtaiAnimal Sciences Division, Nuclear Institute for Agriculture and Biology College, Pakistan Institute of Engineering and Applied Sciences (NIAB-C, PIEAS), Faisalabad, 38000, Pakistan.
Muhammad U MazharAnimal Sciences Division, Nuclear Institute for Agriculture and Biology College, Pakistan Institute of Engineering and Applied Sciences (NIAB-C, PIEAS), Faisalabad, 38000, Pakistan.
Shahzad A KhanFaculty of Animal Husbandry and Veterinary Sciences, University of Poonch, Rawalakot, 12350, Pakistan.
Sindh Agriculture University · PKNuclear Institute for Agriculture and Biology · PKPakistan Institute of Engineering and Applied Sciences · PKSuez Canal University · EGUniversity of Poonch Rawalakot

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

It has been well recognized that interactions between the gut microbiota and host-metabolism have a proven effect on health. The gut lumen is known for harboring different bacterial communities. Microbial by-products and structural components, which are derived through the gut microbiota, generate a signaling response to maintain homeostasis. Gut microbiota is not only involved in metabolic disorders, but also participates in the regulation of reproductive hormonal function. Bacterial phyla, which are localized in the gut, allow for the metabolization of steroid hormones through the stimulation of different enzymes. Reproductive hormones such as progesterone, estrogen and testosterone play a pivotal role in the successful completion of reproductive events. Disruption in this mechanism may lead to reproductive disorders. Environmental bacteria can affect the metabolism, and degrade steroid hormones and their relevant compounds. This behavior of the bacteria can safely be implemented to eliminate steroidal compounds from a polluted environment. In this review, we summarize the metabolism of steroid hormones on the regulation of gut microbiota and vice-versa, and also examined the significant influence this process has on various events of reproductive function. Altogether, the evidence suggests that steroid hormones and gut microbiota exert a central role in the modification of host bacterial action and impact the reproductive efficiency of animals and humans.

Indexed as

Gut microbiotaHost-metabolismReproductive functionSteroid hormone

Identifiers

PMID33997325
PMCPMC8110851
OpenAlexW3120125197

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.