Evidence map›Paper›PMID 34542534›Full record

ArticleJournal of visualized experiments : JoVE2021

Whole Ovary Immunofluorescence, Clearing, and Multiphoton Microscopy for Quantitative 3D Analysis of the Developing Ovarian Reserve in Mouse.

Ruby Boateng, Nathaniel Boechat, Philipp P Henrich, Ewelina Bolcun-Filas

Abstract readVideo-Audio Media
In one paragraph

Article in Journal of visualized experiments : JoVE, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
–field-weighted citation impact
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

11 citing papers in PubMed.

  1. Article
  2. Multi-contrast optical coherence tomography forBiomedical optics express · 2026
    Article
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  4. Review
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  6. Article
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  8. Review
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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.

Ruby BoatengThe Jackson Laboratory.
Nathaniel BoechatThe Jackson Laboratory.
Philipp P HenrichThe Jackson Laboratory.
Ewelina Bolcun-FilasThe Jackson Laboratory; Ewelina.Bolcun-filas@jax.org.

Funding

REPRODUCTIVE BIOLOGYT32HD007065 · NICHD · JACKSON LABORATORY · PI BRAUN, ROBERT E · 1985 to 2020
$2.6M
Genetics and Genomics of the Ovarian Reserve and Female FertilityR01HD093778 · NICHD · JACKSON LABORATORY · PI BOLCUN-FILAS, EWELINA M · 2018 to 2022
$2.1M
NICHD NIH HHS R01 HD093778NICHD NIH HHS T32 HD007065
6 · The paper itself

Abstract

Female fertility and reproductive lifespan depend on the quality and quantity of the ovarian oocyte reserve. An estimated 80% of female germ cells entering meiotic prophase I are eliminated during Fetal Oocyte Attrition (FOA) and the first week of postnatal life. Three major mechanisms regulate the number of oocytes that survive during development and establish the ovarian reserve in females entering puberty. In the first wave of oocyte loss, 30-50% of the oocytes are eliminated during early FOA, a phenomenon that is attributed to high Long interspersed nuclear element-1 (LINE-1) expression. The second wave of oocyte loss is the elimination of oocytes with meiotic defects by a meiotic quality checkpoint. The third wave of oocyte loss occurs perinatally during primordial follicle formation when some oocytes fail to form follicles. It remains unclear what regulates each of these three waves of oocyte loss and how they shape the ovarian reserve in either mice or humans. Immunofluorescence and 3D visualization have opened a new avenue to image and analyze oocyte development in the context of the whole ovary rather than in less informative 2D sections. This article provides a comprehensive protocol for whole ovary immunostaining and optical clearing, yielding preparations for imaging using multiphoton microscopy and 3D modeling using commercially available software. It shows how this method can be used to show the dynamics of oocyte attrition during ovarian development in C57BL/6J mice and quantify oocyte loss during the three waves of oocyte elimination. This protocol can be applied to prenatal and early postnatal ovaries for oocyte visualization and quantification, as well as other quantitative approaches. Importantly, the protocol was strategically developed to accommodate high-throughput, reliable, and repeatable processing that can meet the needs in toxicology, clinical diagnostics, and genomic assays of ovarian function.

Indexed as

Ovarian ReserveOvaryAnimalsFemaleFluorescent Antibody TechniqueMeiosisMiceMice, Inbred C57BLMicroscopyOocytesPregnancySexual Maturation

Identifiers

PMID34542534
PMCPMC8911993

What OpenQuestion holds

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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.