Evidence map›Paper›PMID 30175325›Full record

ArticleIntegrative gynecology and obstetrics journal2018

Utility of Optical Density of Picrosirius Red Birefringence for Analysis of Cross-Linked Collagen in Remodeling of the Peripartum Cervix for Parturition.

Michael A Kirby, Anne C Heuerman, Steven M Yellon

Open access · goldAbstract read
In one paragraph

Article in Integrative gynecology and obstetrics journal, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
1.0field-weighted citation impact, top 23% 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

12 citing papers in PubMed, 10 citations in OpenAlex.

  1. Article
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  8. Review
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  11. Article
  12. Immunobiology of Cervix Ripening.Frontiers in immunology · 2019
    Review
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

3 authors at 1 institution in 1 country.

Michael A KirbyLawrence D. Longo Center for Perinatal Biology, Loma Linda University School of Medicine, Loma Linda University. Loma Linda, California, USA.
Anne C HeuermanLawrence D. Longo Center for Perinatal Biology, Loma Linda University School of Medicine, Loma Linda University. Loma Linda, California, USA.
Steven M YellonLawrence D. Longo Center for Perinatal Biology, Loma Linda University School of Medicine, Loma Linda University. Loma Linda, California, USA.
Loma Linda University · US

Funding

NEURAL REGULATION OF PREPARTUM CERVICAL RIPENINGR01HD054931 · NICHD · LOMA LINDA UNIVERSITY · PI YELLON, STEVEN M · 2007 to 2016
$2.2M
NICHD NIH HHS R01 HD054931
6 · The paper itself

Abstract

We report on development of a rapid, quantitative analysis technique of collagen fibers in cross-linked structures to assess remodeling of the cervix during the transition from soft to ripening in preparation for birth. Optical density analysis of picrosirius red stain tissue using circular polarized birefringence light from fixed paraffin-embedded or frozen cervix from pregnant mice during phases of remodeling prior to birth. Data were analyzed using NIH Image J and extended recently to include studies of prepartum cervix in peripartum women. Our results, developed a rapid, consistent, technique to quantify cervical organization. This approach assesses the structure of collagen organization (the principle component of the cervix) and is essential for analysis of experimental outcomes that disrupt cervical morphology in rodent models of preterm birth. The technique, in this report has, for the first time permitted rapid, accurate assessment of the stages that define cervical ripening with large numbers of slides from individual animals. The approach integrates analysis of collagen organization, with distensability and inflammation, processes associated with cervical change before birth. This analysis further holds promise to evaluate other tissues, but also fibrolytic and fibrogenic changes in collagen associated with physiological or pathophysiological conditions.

Indexed as

inflammationpregnancyremodelingripening

Identifiers

PMID30175325
PMCPMC6117116
OpenAlexW2980362180

What OpenQuestion holds

Textmetadata
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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.