Evidence map›Paper›PMID 30157280›Full record

ArticlePloS one2018

Genetic parameters and quantitative trait loci analysis associated with body size and timing at metamorphosis into glass eels in captive-bred Japanese eels (Anguilla japonica).

Kazuharu Nomura, Atushi Fujiwara, Yuki Iwasaki, Issei Nishiki, Aiko Matsuura, Akiyuki Ozaki, Ryusuke Sudo, Hideki Tanaka

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
2.1field-weighted citation impact, top 13% 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

6 citing papers in PubMed, 21 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

8 authors at 1 institution in 1 country.

Kazuharu NomuraNational Research Institute of Aquaculture, Japan Fisheries Research and Education Agency, Minami-ise, Mie, Japan.ORCID 0000-0002-0459-9992
Atushi FujiwaraNational Research Institute of Fisheries Science, Japan Fisheries Research and Education Agency, Yokohama, Kanagawa, Japan.
Yuki IwasakiNational Research Institute of Fisheries Science, Japan Fisheries Research and Education Agency, Yokohama, Kanagawa, Japan.
Issei NishikiNational Research Institute of Fisheries Science, Japan Fisheries Research and Education Agency, Yokohama, Kanagawa, Japan.
Aiko MatsuuraNational Research Institute of Fisheries Science, Japan Fisheries Research and Education Agency, Yokohama, Kanagawa, Japan.
Akiyuki OzakiNational Research Institute of Aquaculture, Japan Fisheries Research and Education Agency, Minami-ise, Mie, Japan.
Ryusuke SudoNational Research Institute of Aquaculture, Japan Fisheries Research and Education Agency, Minami-ise, Mie, Japan.
Hideki TanakaNational Research Institute of Aquaculture, Japan Fisheries Research and Education Agency, Minami-ise, Mie, Japan.
Japan Fisheries Research and Education Agency · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The Japanese eel (Anguilla japonica) is among the most important aquaculture fish species in Eastern Asia. The present study aimed to identify the genetic parameters underlying body size and the timing at metamorphosis from leptocephali to glass eels in captive-bred Japanese eels, with the intent to foster sustainable development. Larvae from a partly factorial cross (14 sires × 11 dams) were reared until the point of metamorphosis into glass eels. In these organisms, we observed moderate heritability and mild genetic correlations among traits related to body size (h2 = 0.16-0.33) and timing at metamorphosis (h2 = 0.36-0.41). In an F1 full-sib family, quantitative trait loci (QTL) mapping for these traits identified one significant (genome-wide P < 0.05) and five suggestive QTLs (chromosome-wide P < 0.05). These results suggest that in the Japanese eel, metamorphic traits exhibit a polygenic genetic structure comprising many QTLs with small effects. In addition, we updated the genetic linkage map for the Japanese eel and integrated it with our newly constructed de novo genome assembly. The information and tools generated from this study will contribute to the development of freshwater eel genetics and genomics.

Indexed as

Quantitative Trait LociAnguillaAnimalsAquacultureBody SizeBreedingChromosome MappingFemaleGenetic LinkageMaleMetamorphosis, BiologicalModels, GeneticMultifactorial InheritancePhenotypePolymorphism, Single NucleotideQuantitative Trait, Heritable

Identifiers

PMID30157280
PMCPMC6114518
OpenAlexW2889026781

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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.