Evidence map›Paper›PMID 38972900›Full record

ArticleNature communications2024

Humid heat environment causes anxiety-like disorder via impairing gut microbiota and bile acid metabolism in mice.

Huandi Weng, Li Deng, Tianyuan Wang, Huachong Xu, Jialin Wu, Qinji Zhou, Lingtai Yu, Boli Chen, Li'an Huang, Yibo Qu and 2 more

Abstract read
In one paragraph

Article in Nature communications, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 41 papers.

0numbers the graph read from it
0cells of the map it votes in
41citing papers in PubMed
–field-weighted citation impact
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

41 citing papers in PubMed.

  1. Article
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  10. Dietary Yam (Nutrients · 2026
    Article
  11. Article
  12. Acute anomalous high-temperature exposure impacts on mouse ovaries.Journal of assisted reproduction and genetics · 2026
    Article
  13. Article
  14. Review
  15. Article
  16. Article
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  18. Article
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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

12 authors.

Huandi Weng *Department of Neurology and Stroke Center, The First Affiliated Hospital & Clinical Neuroscience Institute of Jinan University, Guangzhou, 510632, PR China.
Li Deng *School of Traditional Chinese Medicine, Jinan University, Guangzhou, 510632, PR China.
Tianyuan Wang *School of Traditional Chinese Medicine, Jinan University, Guangzhou, 510632, PR China.
Huachong XuSchool of Traditional Chinese Medicine, Jinan University, Guangzhou, 510632, PR China.
Jialin WuSchool of Traditional Chinese Medicine, Jinan University, Guangzhou, 510632, PR China.
Qinji ZhouSchool of Traditional Chinese Medicine, Jinan University, Guangzhou, 510632, PR China.ORCID 0000-0002-0625-5042
Lingtai YuGuangdong-Hongkong-Macau CNS Regeneration Institute of Jinan University, Key Laboratory of CNS Regeneration (Ministry of Education), Guangdong Key Laboratory of Non-human Primate Research, Guangzhou, 510632, PR China.
Boli ChenGuangdong-Hongkong-Macau CNS Regeneration Institute of Jinan University, Key Laboratory of CNS Regeneration (Ministry of Education), Guangdong Key Laboratory of Non-human Primate Research, Guangzhou, 510632, PR China.
Li'an HuangDepartment of Neurology and Stroke Center, The First Affiliated Hospital & Clinical Neuroscience Institute of Jinan University, Guangzhou, 510632, PR China.
Yibo QuGuangdong-Hongkong-Macau CNS Regeneration Institute of Jinan University, Key Laboratory of CNS Regeneration (Ministry of Education), Guangdong Key Laboratory of Non-human Primate Research, Guangzhou, 510632, PR China.ORCID 0000-0001-7200-4228
Libing ZhouDepartment of Neurology and Stroke Center, The First Affiliated Hospital & Clinical Neuroscience Institute of Jinan University, Guangzhou, 510632, PR China. tlibingzh@jnu.edu.cn.ORCID 0000-0002-8975-5228
Xiaoyin ChenSchool of Traditional Chinese Medicine, Jinan University, Guangzhou, 510632, PR China. tchenxiaoyin@jnu.edu.cn.ORCID 0000-0001-5109-4287

Funding

National Natural Science Foundation of China (National Science Foundation of China) No. 81830114, No. 82004232 No. 82174253, No. 82104707, No. 82374319
6 · The paper itself

Abstract

Climate and environmental changes threaten human mental health, but the impacts of specific environmental conditions on neuropsychiatric disorders remain largely unclear. Here, we show the impact of a humid heat environment on the brain and the gut microbiota using a conditioned housing male mouse model. We demonstrate that a humid heat environment can cause anxiety-like behaviour in male mice. Microbial 16 S rRNA sequencing analysis reveals that a humid heat environment caused gut microbiota dysbiosis (e.g., decreased abundance of Lactobacillus murinus), and metabolomics reveals an increase in serum levels of secondary bile acids (e.g., lithocholic acid). Moreover, increased neuroinflammation is indicated by the elevated expression of proinflammatory cytokines in the serum and cortex, activated PI3K/AKT/NF-κB signalling and a microglial response in the cortex. Strikingly, transplantation of the microbiota from mice reared in a humid heat environment readily recapitulates these abnormalities in germ-free mice, and these abnormalities are markedly reversed by Lactobacillus murinus administration. Human samples collected during the humid heat season also show a decrease in Lactobacillus murinus abundance and an increase in the serum lithocholic acid concentration. In conclusion, gut microbiota dysbiosis induced by a humid heat environment drives the progression of anxiety disorders by impairing bile acid metabolism and enhancing neuroinflammation, and probiotic administration is a potential therapeutic strategy for these disorders.

Indexed as

AnxietyBile Acids and SaltsDysbiosisGastrointestinal MicrobiomeHot TemperatureAnimalsAnxiety DisordersBrainCytokinesDisease Models, AnimalHumansHumidityLactobacillusLithocholic AcidMaleMiceBile Acids and SaltsCytokinesLithocholic AcidNF-kappa BRNA, Ribosomal, 16S

Identifiers

PMID38972900
PMCPMC11228019

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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.