Evidence map›Paper›PMID 26677944›Full record

ArticleScientific reports2015

TRPV4 associates environmental temperature and sex determination in the American alligator.

Ryohei Yatsu, Shinichi Miyagawa, Satomi Kohno, Shigeru Saito, Russell H Lowers, Yukiko Ogino, Naomi Fukuta, Yoshinao Katsu, Yasuhiko Ohta, Makoto Tominaga and 2 more

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
27citing papers in PubMed, 1 pooled it
25.6field-weighted citation impact, top 1% 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

27 citing papers in PubMed, 1 synthesis or guideline pooled it, 102 citations in OpenAlex.

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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 at 8 institutions in 2 countries.

Ryohei YatsuDepartment of Basic Biology, SOKENDAI (The Graduate University for Advanced Studies), Okazaki Aichi 444-8787 Japan.
Shinichi MiyagawaDepartment of Basic Biology, SOKENDAI (The Graduate University for Advanced Studies), Okazaki Aichi 444-8787 Japan.
Satomi KohnoDepartment of Obstetrics and Gynecology, Medical University of South Carolina, and Marine Biomedicine and Environmental Science Center, Hollings Marine Laboratory, Charleston SC 29412 USA.
Shigeru SaitoOkazaki Institute for Integrative Bioscience, National Institute for Physiological Sciences, National Institutes of Natural Sciences, Okazaki Aichi 444-8787 Japan.
Russell H LowersInnovative Health Applications, Kennedy Space Center, Merritt Island FL 32899 USA.
Yukiko OginoDepartment of Basic Biology, SOKENDAI (The Graduate University for Advanced Studies), Okazaki Aichi 444-8787 Japan.
Naomi FukutaOkazaki Institute for Integrative Bioscience, National Institute for Physiological Sciences, National Institutes of Natural Sciences, Okazaki Aichi 444-8787 Japan.
Yoshinao KatsuGraduate School of Life Science and Department of Biological Sciences, Hokkaido University, Sapporo Hokkaido 062-8520 Japan.
Yasuhiko OhtaDepartment of Veterinary Medicine, Faculty of Agriculture, Tottori University, Koyama Tottori 680-8553 Japan.
Makoto TominagaOkazaki Institute for Integrative Bioscience, National Institute for Physiological Sciences, National Institutes of Natural Sciences, Okazaki Aichi 444-8787 Japan.
Louis J GuilletteDepartment of Obstetrics and Gynecology, Medical University of South Carolina, and Marine Biomedicine and Environmental Science Center, Hollings Marine Laboratory, Charleston SC 29412 USA.
Taisen IguchiDepartment of Basic Biology, SOKENDAI (The Graduate University for Advanced Studies), Okazaki Aichi 444-8787 Japan.
National Institutes of Natural Sciences · JPNational Institute for Physiological Sciences · JPNCCOS Hollings Marine Laboratory · USHokkaido University of Science · JPKennedy Space Center · USNational Institute for Basic Biology · JPOkazaki Institute for Integrative Bioscience · JPTottori University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Temperature-dependent sex determination (TSD), commonly found among reptiles, is a sex determination mode in which the incubation temperature during a critical temperature sensitive period (TSP) determines sexual fate of the individual rather than the individual's genotypic background. In the American alligator (Alligator mississippiensis), eggs incubated during the TSP at 33 °C (male producing temperature: MPT) yields male offspring, whereas incubation temperatures below 30 °C (female producing temperature: FPT) lead to female offspring. However, many of the details of the underlying molecular mechanism remains elusive, and the molecular link between environmental temperature and sex determination pathway is yet to be elucidated. Here we show the alligator TRPV4 ortholog (AmTRPV4) to be activated at temperatures proximate to the TSD-related temperature in alligators, and using pharmacological exposure, we show that AmTRPV4 channel activity affects gene expression patterns associated with male differentiation. This is the first experimental demonstration of a link between a well-described thermo-sensory mechanism, TRPV4 channel, and its potential role in regulation of TSD in vertebrates, shedding unique new light on the elusive TSD molecular mechanism.

Indexed as

TemperatureAlligators and CrocodilesAnimalsAromataseCalciumEmbryo, NonmammalianFemaleGene Expression Regulation, DevelopmentalHEK293 CellsHumansLeucineMaleMullerian DuctsOocytesReceptors, PeptideReceptors, Transforming Growth Factor betaanti-Mullerian hormone receptorAromataseCalciumLeucineN-(1-((4-(2-(((2,4-dichlorophenyl)sulfonyl)amino)-3-hydroxypropanoyl)-1-piperazinyl)carbonyl)-3-methylbutyl)-1-benzothiophene-2-carboxamideReceptors, PeptideReceptors, Transforming Growth Factor betaRN 1734SOX9 Transcription FactorSulfonamidesTRPV Cation Channels

Identifiers

PMID26677944
PMCPMC4683465
OpenAlexW2210210593

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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.