Evidence map›Paper›PMID 30154456›Full record

ArticleExperimental & molecular medicine2018

Structured illumination microscopy imaging reveals localization of replication protein A between chromosome lateral elements during mammalian meiosis.

Seobin Yoon, Eui-Hwan Choi, Jung-Woong Kim, Keun P Kim

Open access · goldAbstract read
In one paragraph

Article in Experimental & molecular medicine, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
0.7field-weighted citation impact, top 29% 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

18 citing papers in PubMed, 24 citations in OpenAlex.

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  5. Review
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  7. Computational Tools for the Analysis of Meiotic Prophase I Images.Methods in molecular biology (Clifton, N.J.) · 2024
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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

4 authors at 1 institution in 1 country.

Seobin YoonDepartment of Life Sciences, Chung-Ang University, Seoul, 06974, Korea.
Eui-Hwan ChoiDepartment of Life Sciences, Chung-Ang University, Seoul, 06974, Korea.
Jung-Woong KimDepartment of Life Sciences, Chung-Ang University, Seoul, 06974, Korea.
Keun P KimDepartment of Life Sciences, Chung-Ang University, Seoul, 06974, Korea. kpkim@cau.ac.kr.
Chung-Ang University · KR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

An important event enabling meiotic prophase I to proceed is the close juxtaposition of conjoined chromosome axes of homologs and their assembly via an array of transverse filaments and meiosis-specific axial elements into the synaptonemal complex (SC). During meiosis, recombination requires the establishment of a platform for recombinational interactions between the chromosome axes and their subsequent stabilization. This is essential for ensuring crossover recombination and proper segregation of homologous chromosomes. Thus, well-established SCs are essential for supporting these processes. The regulation of recombination intermediates on the chromosome axis/SC and dynamic positioning of double-strand breaks are not well understood. Here, using super-resolution microscopy (structured illumination microscopy), we determined the localization of the replication protein A (RPA) complex on the chromosome axes in the early phase of leptonema/zygonema and within the CEs of SC in the pachynema during meiotic prophase in mouse spermatocytes. RPA, which marks the intermediate steps of pairing and recombination, appears in large numbers and is positioned on the chromosome axes at the zygonema. In the pachynema, RPA foci are reduced but do not completely disappear; instead, they are placed between lateral elements. Our results reveal the precise structure of SC and localization dynamics of recombination intermediates on meiocyte chromosomes undergoing homolog pairing and meiotic recombination.

Indexed as

Imaging, Three-DimensionalMeiosisAnimalsArabidopsisChromosome PairingChromosomes, MammalianChromosomes, PlantDNA RepairHistonesMammalsMice, Inbred C57BLMicroscopyPolymerizationReplication Protein ASynaptonemal ComplexHistonesReplication Protein A

Identifiers

PMID30154456
PMCPMC6113238
OpenAlexW2888900681

What OpenQuestion holds

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LicenceCC BY
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.