Evidence map›Paper›PMID 40667647›Full record

ArticleAdvanced science (Weinheim, Baden-Wurttemberg, Germany)2025

Hologenomics Reveals Specialized Dietary Adaptations in the Mengla Snail-Eating Snake.

Chaochao Yan, Xin-Ning Li, Zhong-Liang Peng, Wei Wu, Zeng Wang, Zhao-Ran Zhu, Jia-Chang Liu, Yao Wang, Jin-Long Ren, Zhi-Yi Zhang and 1 more

Abstract read
In one paragraph

Article in Advanced science (Weinheim, Baden-Wurttemberg, Germany), 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing 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

1 citing paper in PubMed.

  1. Hologenomics Reveals Specialized Dietary Adaptations in the Mengla Snail-Eating Snake.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2025
    Article
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

11 authors.

Chaochao YanMountain Ecological Restoration and Biodiversity Conservation Key Laboratory of Sichuan Province, Chengdu Institute of Biology, Chinese Academy of Sciences, Chengdu, 610213, China.
Xin-Ning LiMountain Ecological Restoration and Biodiversity Conservation Key Laboratory of Sichuan Province, Chengdu Institute of Biology, Chinese Academy of Sciences, Chengdu, 610213, China.
Zhong-Liang PengMountain Ecological Restoration and Biodiversity Conservation Key Laboratory of Sichuan Province, Chengdu Institute of Biology, Chinese Academy of Sciences, Chengdu, 610213, China.
Wei WuMountain Ecological Restoration and Biodiversity Conservation Key Laboratory of Sichuan Province, Chengdu Institute of Biology, Chinese Academy of Sciences, Chengdu, 610213, China.
Zeng WangMountain Ecological Restoration and Biodiversity Conservation Key Laboratory of Sichuan Province, Chengdu Institute of Biology, Chinese Academy of Sciences, Chengdu, 610213, China.
Zhao-Ran ZhuMountain Ecological Restoration and Biodiversity Conservation Key Laboratory of Sichuan Province, Chengdu Institute of Biology, Chinese Academy of Sciences, Chengdu, 610213, China.
Jia-Chang LiuMountain Ecological Restoration and Biodiversity Conservation Key Laboratory of Sichuan Province, Chengdu Institute of Biology, Chinese Academy of Sciences, Chengdu, 610213, China.
Yao WangMountain Ecological Restoration and Biodiversity Conservation Key Laboratory of Sichuan Province, Chengdu Institute of Biology, Chinese Academy of Sciences, Chengdu, 610213, China.
Jin-Long RenMountain Ecological Restoration and Biodiversity Conservation Key Laboratory of Sichuan Province, Chengdu Institute of Biology, Chinese Academy of Sciences, Chengdu, 610213, China.
Zhi-Yi ZhangMountain Ecological Restoration and Biodiversity Conservation Key Laboratory of Sichuan Province, Chengdu Institute of Biology, Chinese Academy of Sciences, Chengdu, 610213, China.
Jia-Tang LiMountain Ecological Restoration and Biodiversity Conservation Key Laboratory of Sichuan Province, Chengdu Institute of Biology, Chinese Academy of Sciences, Chengdu, 610213, China.ORCID https://orcid.org/0000-0003-1799-194X

Funding

National Natural Science Foundation of China 32220103004National Natural Science Foundation of China 32300351National Natural Science Foundation of China 32325011National Natural Science Foundation of China 32370449Sichuan Science and Technology Program 2024NSFSC1181Sichuan Science and Technology Program 2024YFHZ0294
6 · The paper itself

Abstract

Serpents, as highly adaptable vertebrates, provide robust models for studying the mechanisms of dietary specialization. Using an integrative multi-omics approach, encompassing host genomic, transcriptomic, proteomic, gut metagenomic, and enzymatic analyses, the mechanisms underlying dietary adaptations in the Mengla snail-eating snake (Pareas menglaensis), a species specialized in consuming snails is investigated. Adaptations supporting this diet included evolution of infralabial glands secreting toxin homologs and digestive enzymes, facilitating molluscan predation and digestion. This specialization has driven adaptive evolution in the host genome and shaped the gut microbiota, addressing both nutritional challenges (e.g., lipid deficiency) and digestive requirements (e.g., mucus degradation) associated with snail consumption. Notably, the functional convergence in microbial gene functions between reptiles and mammals highlights parallel evolutionary pathways in dietary specialization. These findings elucidate the genomic foundations of dietary specialization in P. menglaensis, offering broader insights into evolutionary adaptation within a holobiome framework.

Indexed as

Adaptation, PhysiologicalDietSnakesAnimalsBiological EvolutionGastrointestinal MicrobiomeGenomicsSnailsadaptive evolutiongenomicshologenomemetagenomics

Identifiers

PMID40667647
PMCPMC12561409

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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.