Image by Alan Handyside via the Wellcome Collection. Depicts a human egg soon after fertilisation, with the two parental pronuclei clearly visible.
BioNews
Egg cell
A mature female reproductive cell, which contains half the genetic information needed to make a new human. Also known as an oocyte.
2402 articles
Image by Alan Handyside via the Wellcome Collection. Depicts a human egg soon after fertilisation, with the two parental pronuclei clearly visible.
Air pollution may impact male fertility through epigenetic changes
News from ESHRE – air pollution is associated with epigenetic changes in sperm DNA…
Women over 49 have lower chance of live birth, even with donor eggs
News from ESHRE – uterine ageing affects the chances of pregnancy independently of egg quality…
Image by Alan Handyside via the Wellcome Collection. Depicts equipment used for embryo biopsy.
Expanding use of Singapore's CPF MediSave for IVF will yield diminishing returns
Dr Alexis Heng Boon Chin advises against using medical savings intended for old age to fund more fertility treatments...
Why we published the 'Fertility, Embryo Research and Genome Editing' report
Professor Karen Sermon and Sarah Norcross explain why ESHRE and PET have collaborated to publish the wide-ranging report 'Fertility, Embryo Research and Genome Editing: Public Attitudes in Europe'...
Image by K Hardy via the Wellcome Collection. Depicts a human embryo at the blastocyst stage (about six days after fertilisation) 'hatching' out of the zona pellucida.
Base editing reveals gene essential for human embryo formation
Using base editing, a highly precise method of genome editing, scientists have investigated the role of the NANOG gene in human embryos for the first time with this approach...
Podcast Review: The Queer Family Podcast – 'We bought sperm four months in'
Robert and Shannon share their journey to parenthood through donor conception, speaking candidly about fertility, trans healthcare, and raising their daughter in an intentionally queer family...
Image by Alan Handyside via the Wellcome Collection. Depicts equipment used for embryo biopsy.
Accessing Fertility Treatment: Challenges and Solutions for LGBTQ+ Communities
At PET's latest event, researchers, advocates and policymakers explored the inequalities LGBTQ+ people continue to face when accessing fertility treatment, and highlighted practical solutions for creating a more inclusive fertility system...
Image by Bill Sanderson via the Wellcome Collection, © Wellcome Trust Ltd 1990. Depicts Laocoön and his family (from Greek and Roman mythology) entwined in coils of DNA.
'Joe Donor' in Scotland? Possible Scots law approaches to sperm donors and legal parentage
Following an English court's decision that a prolific sperm donor could not be listed on a child's birth certificate, Robert Gilmour and Professor Gillian Black examine how the same situation would be treated in Scots law...
Image by Alan Handyside via the Wellcome Collection. Depicts equipment used for embryo biopsy.
TV Review: Scams and Scandals – Sunshine and secrets, the hidden side of IVF
BBC Scams and Scandals turns its attention to IVF clinics in Northern Cyprus in this episode, investigating allegations that sperm and eggs from the wrong donors were used in treatment for British families…