Evidence map›Paper›PMID 30030457›Full record

ArticleScientific reports2018

Experimentally induced metamorphosis in highly regenerative axolotl (ambystoma mexicanum) under constant diet restructures microbiota.

Turan Demircan, Guvanch Ovezmyradov, Berna Yıldırım, İlknur Keskin, Ayşe Elif İlhan, Ece Cana Fesçioğlu, Gürkan Öztürk, Süleyman Yıldırım

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
1.8field-weighted citation impact, top 15% 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

18 citing papers in PubMed, 44 citations in OpenAlex.

  1. Review
  2. Article
  3. Article
  4. Article
  5. Article
  6. Article
  7. Research Status and Prospect of Amphibian Symbiotic Microbiota.Animals : an open access journal from MDPI · 2025
    Review
  8. Article
  9. Article
  10. Screening Salamanders for Symbionts.Methods in molecular biology (Clifton, N.J.) · 2023
    Article
  11. Article
  12. Article
  13. The amazing and anomalous axolotls as scientific models.Developmental dynamics : an official publication of the American Association of Anatomists · 2022
    Article
  14. Article
  15. Article
  16. Review
  17. Article
  18. 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

8 authors at 1 institution in 1 country.

Turan DemircanDepartment of Medical Biology, International School of Medicine, İstanbul Medipol University, Istanbul, Turkey. tdemircan@medipol.edu.tr.
Guvanch OvezmyradovDepartment of Biostatistics and Medical Informatics, International School of Medicine, Istanbul Medipol University, Istanbul, Turkey.
Berna YıldırımRegenerative and Restorative Medicine Research Center, REMER, İstanbul Medipol University, Istanbul, Turkey.
İlknur KeskinDepartment of Histology and Embryology, School of Medicine, Istanbul Medipol University, Istanbul, Turkey.
Ayşe Elif İlhanRegenerative and Restorative Medicine Research Center, REMER, İstanbul Medipol University, Istanbul, Turkey.
Ece Cana FesçioğluRegenerative and Restorative Medicine Research Center, REMER, İstanbul Medipol University, Istanbul, Turkey.
Gürkan ÖztürkDepartment of Physiology, International School of Medicine, İstanbul Medipol University, Istanbul, Turkey.
Süleyman YıldırımDepartment of Microbiology, International School of Medicine, İstanbul Medipol University, Istanbul, Turkey. suleymanyildirim@medipol.edu.tr.
Istanbul Medipol University · TR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Axolotl (Ambystoma mexicanum) is a critically endangered salamander species and a model organism for regenerative and developmental biology. Despite life-long neoteny in nature and in captive-bred colonies, metamorphosis of these animals can be experimentally induced by administering Thyroid hormones (THs). However, microbiological consequences of this experimental procedure, such as host microbiota response, remain largely unknown. Here, we systematically compared host bacterial microbiota associated with skin, stomach, gut tissues and fecal samples, between neotenic and metamorphic axolotls based on 16S rRNA gene sequences. Our results show that distinct bacterial communities inhabit individual organs of axolotl and undergo substantial restructuring through metamorphosis. Skin microbiota among others, shifted sharply, as highlighted by a major transition from Firmicutes-enriched to Proteobacteria-enriched relative abundance and precipitously decreased diversity. Fecal microbiota of neotenic and metamorphic axolotl shared relatively higher similarity, suggesting that diet continues to shape microbiota despite fundamental transformations in the host digestive organs. We also reproduced the previous finding on reduction in regenerative capacity in limbs of axolotl following metamorphosis, highlighting the need to investigate whether shifts in microbiota is causally linked to regenerative capacity of axolotl. The initial results on axolotl microbiota provide novel insights into microbiological aspects of axolotl metamorphosis and will establish a baseline for future in-depth studies.

Indexed as

Metamorphosis, BiologicalMicrobiotaAmbystoma mexicanumAnimalsDietEndangered SpeciesRegeneration

Identifiers

PMID30030457
PMCPMC6054665
OpenAlexW2883510896

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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.