Evidence map›Paper›PMID 24406789›Full record

ArticleReproductive sciences (Thousand Oaks, Calif.)2014

The role of bone morphogenetic protein 6 in accumulation and regulation of neutrophils in the human ovary.

Ikumi Akiyama, Osamu Yoshino, Yutaka Osuga, Jia Shi, Masashi Takamura, Miyuki Harada, Kaori Koga, Yasushi Hirota, Tetsuya Hirata, Tomoyuki Fujii and 2 more

Open access · bronzeAbstract read
In one paragraph

Article in Reproductive sciences (Thousand Oaks, Calif.), 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
1.6field-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

7 citing papers in PubMed, 14 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 2 institutions in 1 country.

Ikumi Akiyama1Department of Obstetrics and Gynecology, The University of Tokyo, Tokyo, Japan.
Osamu Yoshino
Yutaka Osuga
Jia Shi
Masashi Takamura
Miyuki Harada
Kaori Koga
Yasushi Hirota
Tetsuya Hirata
Tomoyuki Fujii
Shigeru Saito
Shiro Kozuma
The University of Tokyo · JPUniversity of Toyama · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Bone morphogenetic protein (BMP) cytokine is known to regulate ovulation, as BMP-6 null mice exhibit a decrease in the number of ovulatory follicles without effect on either the morphology or the dynamics of follicular development. In the present study, the role of BMP-6 in ovulatory process was investigated using human granulosa-lutein cells (GCs). Granulosa-lutein cells, obtained from in vitro fertilization patients, were cultured with BMP-6 followed by RNA extraction. The neutrophil-chemotactic activity of the supernatant of cultured GC was investigated. Bone morphogenetic protein 6 significantly increased growth-regulated oncogene α (GRO-α) messenger RNA (mRNA) and protein expression in GC. In the neutrophil-chemotaxis assay, the GC supernatant cultured with BMP-6 attracted more neutrophils than control samples, which was negated with anti-GRO-α neutralizing antibody. Bone morphogenetic protein 6 also suppressed the relative expression of the protease inhibitors, secretory leukocyte peptidase inhibitor, and whey acid protein 14 mRNA in GC. Bone morphogenetic protein 6 might play a role in ovulation by increasing the accumulation of neutrophils in the ovulatory follicle and suppressing the effect of protease inhibitors.

Indexed as

Bone Morphogenetic Protein 6Cell MovementFemaleHumansNeutrophilsOvaryPremenopauseBMP6 protein, humanBone Morphogenetic Protein 6BMPneutrophilovulation

Identifiers

PMID24406789
PMCPMC4016729
OpenAlexW2079732457

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.