Evidence map›Paper›PMID 11854469›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2002

Sexually dimorphic expression of estrogen receptor beta in the anteroventral periventricular nucleus of the rat preoptic area: implication in luteinizing hormone surge.

Chitose Orikasa, Yasuhiko Kondo, Shinji Hayashi, Bruce S McEwen, Yasuo Sakuma

Abstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2002. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 56 papers.

0numbers the graph read from it
0cells of the map it votes in
56citing papers in PubMed
6.9field-weighted citation impact, top 3% 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

56 citing papers in PubMed, 187 citations in OpenAlex.

  1. Article
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  3. Article
  4. Review
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  6. Review
  7. Review
  8. Article
  9. Review
  10. Does GPER1 Play a Role in Sexual Dimorphism?Frontiers in endocrinology · 2020
    Review
  11. Article
  12. Article
  13. Review
  14. Article
  15. Article
  16. Intrinsic links among sex, emotion, and reproduction.Cellular and molecular life sciences : CMLS · 2018
    Review
  17. Review
  18. Prenatal cadmium exposure and preterm low birth weight in China.Journal of exposure science & environmental epidemiology · 2017
    Article
  19. Article
  20. 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

5 authors at 3 institutions in 2 countries.

Chitose OrikasaDepartment of Physiology, Nippon Medical School, Bunkyo, Tokyo 113-8602, Japan. orikasa@nms.ac.jp
Yasuhiko Kondo
Shinji Hayashi
Bruce S McEwen
Yasuo Sakuma
Nippon Medical School · JPRockefeller University · USYokohama City University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Striking sex difference was detected in the expression of estrogen receptor (ER) beta mRNA and protein by nonisotopic in situ hybridization and immunohistochemistry in the anteroventral periventricular nucleus (AVPV) of the rat preoptic area. In females more than in males, a significantly larger number of ERbeta mRNA-positive cells were visualized in the medial-most portion of the AVPV within 50 microm from the ependymal lining of the third ventricle. Rats of 7, 14, 21, 35, and 60 days of age (d 1 = day of birth) showed the sex difference. Orchidectomy of male neonates or estrogen treatment of female pups reversed the brain phenotype when examined on d 14. In the AVPV of adult females, ERalpha immunoreactivity colocalized in 83% of ERbeta mRNA-positive cells. Tyrosine hydroxylase immunoreactivity colocalized in 18% of ERbeta immunoreactive cells in d 21 females. Infusion of an ERbeta antisense oligonucleotide into the third ventricle in the vicinity of the AVPV resulted in significantly longer days of successive estrus and a 50% reduction in the number of ERbeta-immunoreactive cells in the AVPV. These findings provide support for the hypothesis that activation of ERbeta in the AVPV is an important regulatory event in the female-typical induction of luteinizing hormone surge by estrogen.

Indexed as

Gene ExpressionAnimalsAnimals, NewbornAnterior Thalamic NucleiEstrogen Receptor alphaEstrogen Receptor betaFemaleLuteinizing HormoneMaleOligodeoxyribonucleotides, AntisensePreoptic AreaRatsRats, Sprague-DawleyReceptors, EstrogenSex CharacteristicsTyrosine 3-MonooxygenaseEstrogen Receptor alphaEstrogen Receptor betaLuteinizing HormoneOligodeoxyribonucleotides, AntisenseReceptors, EstrogenTyrosine 3-Monooxygenase

Identifiers

PMID11854469
PMCPMC122514
OpenAlexW2100584193

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.