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PETBioNewsGlossaryFollicle

BioNews

Follicle

The ovarian follicle is the anatomical structure inside which an oocyte (egg cell) develops. Once a month, a single follicle (occasionally more than one) will mature and the egg cell is released.

16 articles
Image by Alan Handyside via the Wellcome Collection. Depicts a human egg soon after fertilisation, with the two parental pronuclei clearly visible.
CC0 1.0
Image by Alan Handyside via the Wellcome Collection. Depicts a human egg soon after fertilisation, with the two parental pronuclei clearly visible.
Reviews
23 May 2022 • 4 minutes read

Documentary Review: Freezing Fertility

by Tsvetana Stoilova

Freezing fertility' is a documentary by the Dutch broadcaster VPRO, which delves into the opinions and policies on egg cell freezing around the world...

PET BioNews
News
11 March 2022 • 2 minutes read

Anti-Müllerian hormone may play role in infertility associated with PCOS

A new preclinical study using human tissue grafted into mice has indicated that high levels of anti-Müllerian hormone may contribute to fertility problems and other symptoms associated with polycystic ovary syndrome...

PET BioNews
Comment
21 February 2022 • 3 minutes read

Obituary: Professor David Tennent Baird, eminent reproductive endocrinologist

by Professor Richard Anderson

Professor David Baird CBE, BA, MBChB, DSc, FRCOG, FRCP Edin, FRSE, the most eminent British reproductive endocrinologist of his generation, died on 12th February 2022 at the age of 86...

Image by Sílvia Ferreira, Cristina Lopo and Eileen Gentleman via the Wellcome Collection. Depicts a single human stem cell embedded within a porous hydrogel matrix (false colour).
CC BY 4.0
Image by Sílvia Ferreira, Cristina Lopo and Eileen Gentleman via the Wellcome Collection. Depicts a single human stem cell embedded within a porous hydrogel matrix (false-coloured cryogenic scanning electron micrograph).
News
16 July 2021 • 2 minutes read

Mouse eggs made from mouse stem cells matured in vitro

by Ruth Retassie

An in vitro gametogenesis (IVG) breakthrough has been achieved as mouse stem cells have been used to create egg cells that have successfully developed into live mice when used in IVF...

PET BioNews
News
23 April 2021 • 2 minutes read

Model developed to predict age at menopause

by Dr Laura Riggall

Researchers have developed two predictive models that can be used to predict the age of natural menopause in middle-aged women...

Image by Alan Handyside via the Wellcome Collection. Depicts a human egg soon after fertilisation, with the two parental pronuclei clearly visible.
CC0 1.0
Image by Alan Handyside via the Wellcome Collection. Depicts a human egg soon after fertilisation, with the two parental pronuclei clearly visible.
News
16 April 2021 • 2 minutes read

IUI success is dependant on motile sperm count threshold

by Dr Rachael Boyle

Researchers have identified a sperm count threshold which optimises the chance of intrauterine insemination resulting in pregnancy...

Image by Alan Handyside via the Wellcome Collection. Depicts a human egg soon after fertilisation, with the two parental pronuclei clearly visible.
CC0 1.0
Image by Alan Handyside via the Wellcome Collection. Depicts a human egg soon after fertilisation, with the two parental pronuclei clearly visible.
News
9 April 2021 • 2 minutes read

Early menopausal women could have ovarian function restored

by Joseph Hamilton

Women experiencing early-stage menopause had their menstrual cycle restored after receiving ovarian injections of platelet-rich plasma and gonadotrophins, according to a Taiwanese study, with one woman becoming pregnant after IVF...

Image by Sílvia Ferreira, Cristina Lopo and Eileen Gentleman via the Wellcome Collection. Depicts a single human stem cell embedded within a porous hydrogel matrix (false colour).
CC BY 4.0
Image by Sílvia Ferreira, Cristina Lopo and Eileen Gentleman via the Wellcome Collection. Depicts a single human stem cell embedded within a porous hydrogel matrix (false-coloured cryogenic scanning electron micrograph).
News
18 February 2021 • 1 minute read

Identification of stem cells vital for hair regeneration

by Beatrice Costa

A new method for restoring hair growth, which uses stem cells, has been developed...

Image by Alan Handyside via the Wellcome Collection. Depicts equipment used for embryo biopsy.
CC0 1.0
Image by Alan Handyside via the Wellcome Collection. Depicts equipment used for embryo biopsy.
Comment
24 August 2020 • 4 minutes read

The revolution of vitrification in ART

The latest report from the HFEA reflects a trend now evident in assisted reproductive technology (ART) registries throughout the world: that frozen embryo transfer is rapidly gaining on fresh as the favoured transfer protocol...

Image by Alan Handyside via the Wellcome Collection. Depicts a human egg soon after fertilisation, with the two parental pronuclei clearly visible.
CC0 1.0
Image by Alan Handyside via the Wellcome Collection. Depicts a human egg soon after fertilisation, with the two parental pronuclei clearly visible.
News
3 July 2020 • 2 minutes read

Breast cancer drug depletes ovarian reserve in mice

by Dr Rachael Boyle

A drug used to treated breast cancer has been shown to deplete stores of immature ovarian eggs in mice...

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