Evidence map›Paper›PMID 20607392›Full record

ArticleFish physiology and biochemistry2011

Cloning and identification of a female-specific DNA marker in Paramisgurnus dabryanus.

Xiaohua Xia, Jie Zhao, Qiyan Du, Jinhua Zhi, Zhongjie Chang

Abstract read
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In one paragraph

Article in Fish physiology and biochemistry, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
0.6field-weighted citation impact, top 27% 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

8 citing papers in PubMed, 24 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

5 authors at 1 institution in 1 country.

Xiaohua XiaCollege of Life Sciences, Henan Normal University, 46# East of Construction Road, Xinxiang, Henan, People's Republic of China.
Jie Zhao
Qiyan Du
Jinhua Zhi
Zhongjie Chang
Henan Normal University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Paramisgurnus dabryanus (Cypriniformes; Cobitidae), has been an emerging aquaculture species in China since the 1990s. In this study, random amplified polymorphic DNA fingerprinting with 220 primers was used to identify a sex-specific DNA marker in pooled DNA and individual DNA samples from male and female P. dabryanus. One primer, S2115, produced a novel sex-specific DNA fragment found only in tested females. This female-specific fragment was 917 bp with 36% GC content, and was named Pdff1. To further validate the authenticity of this female-specific marker for sexing, two PCR primers (pdff1-F and -R) were designed according to the cloned female-specific sequence. Amplification showed bands specific for females. Dot blot and Southern blot hybridization experiments both displayed female specificity using this marker as the probe. Two other P. dabryanus populations were tested by dot blot hybridization with the Pdff1 probe. The hybridization signals were seen in 33 or 43% of males in addition to all females in the Jinan and Xichuan populations, respectively. We propose to use this sex-specific marker to rapidly and specifically identify the gender of P. dabryanus from the ancient Yellow River Wetland in Yanjin, Henan Province. Our results could assist in cloning sex-specific chromosomal regions.

Indexed as

AnimalsBase SequenceCloning, MolecularCypriniformesDNA PrimersFemaleGenetic MarkersMaleMolecular Sequence DataSex Determination AnalysisDNA PrimersGenetic Markers

Identifiers

PMID20607392
OpenAlexW2044669618

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.