Evidence map›Paper›PMID 32965514›Full record

ReviewCellular and molecular life sciences : CMLS2021

Gut microbiota-derived tryptophan metabolism mediates renal fibrosis by aryl hydrocarbon receptor signaling activation.

Jing-Ru Liu, Hua Miao, De-Qiang Deng, Nosratola D Vaziri, Ping Li, Ying-Yong Zhao

Open access · greenAbstract readReview
In one paragraph

Review in Cellular and molecular life sciences : CMLS, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 140 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
140citing papers in PubMed, 4 pooled it
5.6field-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

140 citing papers in PubMed, 4 syntheses or guidelines pooled it, 183 citations in OpenAlex.

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  8. [Characteristics of urinary organic acid metabolic profile and screening of key metabolic markers in patients with urolithiasis].Beijing da xue xue bao. Yi xue ban = Journal of Peking University. Health sciences · 2026
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80 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

6 authors at 4 institutions in 2 countries.

Jing-Ru LiuFaculty of Life Science, & Medicine, Northwest University, No. 229 Taibai North Road, Xi'an, 710069, Shaanxi, China.
Hua MiaoFaculty of Life Science, & Medicine, Northwest University, No. 229 Taibai North Road, Xi'an, 710069, Shaanxi, China.
De-Qiang DengDepartment of Nephrology, Urumqi Chinese Medicine Hospital, No. 590 Fridenly South Road, Urumqi, 830000, Xinjiang Uygur Autonomous Region, China.
Nosratola D VaziriDivision of Nephrology and Hypertension, School of Medicine, University of California Irvine, Irvine, CA, 92897, USA.
Ping LiBeijing Key Lab for Immune-Mediated Inflammatory Diseases, Department of Nephrology, Institute of Clinical Medical Science, China-Japan Friendship Hospital, Beijing, 100029, China. lp8675@163.com.
Ying-Yong ZhaoFaculty of Life Science, & Medicine, Northwest University, No. 229 Taibai North Road, Xi'an, 710069, Shaanxi, China. zyy@nwu.edu.cn.ORCID http://orcid.org/0000-0002-0239-7342
Northwest University · CNChina-Japan Friendship Hospital · CNUniversity of California, Irvine · USXinjiang Uygur Autonomous Region Uygur Medicine Hospital · CN

Funding

National Key Research and Development Project of China 2019YFC1709405National Natural Science Foundation of China 81603271National Natural Science Foundation of China 81673578National Natural Science Foundation of China 81872985
6 · The paper itself

Abstract

The gut microbiota has a crucial effect on regulating the intestinal mucosal immunity and maintaining intestinal homeostasis both in health and in disease state. Many effects are mediated by gut microbiota-derived metabolites and tryptophan, an essential aromatic amino acid, is considered important among many metabolites in the crosstalk between gut microbiota and the host. Kynurenine, serotonin, and indole derivatives are derived from the three major tryptophan metabolism pathways modulated by gut microbiota directly or indirectly. Aryl hydrocarbon receptor (AHR) is a cytoplasmic ligand-activated transcription factor involved in multiple cellular processes. Tryptophan metabolites as ligands can activate AHR signaling in various diseases such as inflammation, oxidative stress injury, cancer, aging-related diseases, cardiovascular diseases (CVD), and chronic kidney diseases (CKD). Accumulated uremic toxins in the body fluids of CKD patients activate AHR and affect disease progression. In this review, we will elucidate the relationship between gut microbiota-derived uremic toxins by tryptophan metabolism and AHR activation in CKD and its complications. This review will provide therapeutic avenues for targeting CKD and concurrently present challenges and opportunities for designing new therapeutic strategies against renal fibrosis.

Indexed as

Gastrointestinal MicrobiomeBiological ProductsCytochrome P-450 CYP2E1HumansIndoleacetic AcidsPolycyclic Aromatic HydrocarbonsReceptors, Aryl HydrocarbonRenal Insufficiency, ChronicSignal TransductionTryptophanBiological ProductsCytochrome P-450 CYP2E1indoleacetic acidIndoleacetic AcidsPolycyclic Aromatic HydrocarbonsReceptors, Aryl HydrocarbonTryptophanChronic kidney diseaseIntestinal floraNatural productsTryptophan metabolites

Identifiers

PMID32965514
PMCPMC11073292
OpenAlexW3089112777

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.