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Glossary

Egg cell

A mature female reproductive cell, which contains half the genetic information needed to make a new human. Also known as an oocyte.



Articles using this Glossary Item

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The Birds, the Bees and Fertility Treatment: A Sting in the Tale?

25 April 2016 - by Rachel Brown

This event, organised by the Progress Educational Trust, generated a lively debate about what – if anything – children should be taught at school about infertility... [Read More]

Pre-pubertal ovarian tissue preservation – are we pushing the boundaries too far?

11 April 2016 - by Dr Edgar Mocanu

Oncofertility services allow some women to cryopreserve oocytes, embryos or ovarian tissue in order to protect their ability to have a family when faced with malignancy and adjuvant therapy. However, to date, fertility cryopreservation had very little to offer young, pre-pubertal girls... [Read More]

Birth rate up, multiple-birth rate down – egg freezing more common, says HFEA

04 April 2016 - by Antony Blackburn-Starza

Pregnancy and live birth rates following IVF have continued to increase as the multiple-birth rate declines, according to the latest figures released by the HFEA... [Read More]

Girl childhood cancer survivors less likely than boys to become infertile

04 April 2016 - by Isobel Steer

A large study has confirmed that modern chemotherapy regimes for childhood cancers can adversely affect both male and female fertility... [Read More]

Protecting our next generation from an uncertain fertility future: why education is key

04 April 2016 - by Dr Geeta Nargund

Complete reproductive education, including regarding fertility issues, is the right of all our young people... [Read More]

Book Review: Katherine Carlyle

21 March 2016 - by Amy Reed

Rupert Thomson's beautiful and powerful writing rests on a flimsy plot about a woman's journey from frozen embryo to lost adult... [Read More]

Research finds sperm's 'on' switch

21 March 2016 - by Dr Kimberley Bryon-Dodd

Researchers have discovered a receptor on the cell membrane of sperm that is vital for their activation... [Read More]

Event Review: Timeless pop-up shop

14 March 2016 - by Lone Hørlyck

At a first glance, Timeless looked like a perfumery or a beauty clinic, the walls covered with carefully placed bottles and boxes in pastel colours. But nothing in the shop was actually for sale. Rather, this was a pop-up egg-freezing 'shop'... [Read More]

Embryo 'squishing' could improve IVF success rates

29 February 2016 - by Kulraj Singh Bhangra

Researchers in the USA have shown that 'squishing' an egg within hours of fertilisation can indicate how healthy and viable it is... [Read More]

Lab-made sperm used to breed healthy mice

29 February 2016 - by Helen Robertson

Scientists in China have used stem cells to create rudimentary sperm that successfully fertilised mouse eggs to produce healthy offspring... [Read More]

Mother wanting to use deceased daughter's eggs gets permission to appeal

29 February 2016 - by Antony Blackburn-Starza

A woman who is in a legal bid to use her deceased daughter's eggs has been given permission to take her case to the Court of Appeal... [Read More]

New law in Australian state ends donor anonymity

29 February 2016 - by Ayala Ochert

The Australian state of Victoria has passed a bill allowing all people conceived through egg or sperm donation to apply for identifying information about their biological parents... [Read More]

Genetically identical twins born with different eye and skin colour

28 February 2016 - by Hannah Somers

Two baby girls from County Durham are thought to be the first genetically identical twins in the UK to be born with different eye and skin colour... [Read More]

HFEA urges vigilance over Zika virus

22 February 2016 - by Ayala Ochert

The Human Fertilisation and Embryology Authority is recommending that people returning from Zika-virus prone areas should not try to conceive naturally, donate eggs or sperm, or proceed with fertility treatment for 28 days... [Read More]

Mitochondrial replacement techniques: US-style

15 February 2016 - by Dr Peter Mills

The US NAS has published a report on the ethical, social and policy considerations relating to mitochondrial replacement techniques. The recommendation that has inevitably attracted most attention, however, is that only male embryos should be transferred, an approach that was considered but rejected in the UK... [Read More]

Twin birth rate on the rise due to assisted conception

15 February 2016 - by Dr Victoria Burchell

The combination of increased use of fertility treatments and rising maternal age has caused a doubling in the rate of twin births in developed countries over the last 40 years... [Read More]

Painkillers during pregnancy reduce fertility of offspring in rats

01 February 2016 - by Fiona Ibanichuka

Scientists have discovered that the use of painkillers during pregnancy in rats may reduce the fertility of their offspring... [Read More]

Scientists create monkey with 'autism gene'

01 February 2016 - by Dr Julia Hill

A Chinese laboratory has created genetically modified monkeys that show symptoms of autism... [Read More]

UK scientists seek trial of 'mitochondria-boosting' IVF technique

01 February 2016 - by Ryan Ross

UK fertility doctors are seeking permission to trial a new IVF treatment that involves transferring additional mitochondria into egg cells before fertilisation... [Read More]

New IVF technique allows 'in womb' conception

25 January 2016 - by Rachel Brown

A new IVF technique has been developed which allows fertilisation to occur in the womb rather than in the laboratory... [Read More]

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Events using this Glossary Item

Preparation for Donor Conception Parenthood
24 April 2010 10am-6pm London, UK
A workshop for lesbians/single women contemplating use of egg, sperm or embryo donation or currently having treatment...
Preparation for Donor Conception Parenthood
12 April 2010 10am-4pm London, UK
A workshop for those contemplating use of egg, sperm or embryo donation or currently having treatment...
Preparation for Donor Conception Parenthood
06 March 2010 10am-6pm Manchester, UK
A workshop for those contemplating use of egg, sperm or embryo donation or currently having treatment...
Preparation for Donor Conception Parenthood
16 January 2010 10am-4pm London, UK
A workshop for those contemplating use of egg, sperm or embryo donation or currently having treatment...
Preparation for Donor Conception Parenthood
21 November 2009 10am-6pm Midlands, UK
A workshop for those contemplating use of egg, sperm or embryo donation or currently having treatment...
Preparation for Donor Conception Parenthood
07 November 2009 10am-6pm London, UK
A workshop for lesbians/single women contemplating use of egg, sperm or embryo donation or currently having treatment...
Preparation for Donor Conception Parenthood
03 October 2009 10am-4pm London, UK
A workshop for those contemplating use of egg, sperm or embryo donation or currently having treatment...
Preparation for Donor Conception Parenthood
05 September 2009 10am-6pm Manchester, UK
A workshop for those contemplating use of egg, sperm or embryo donation or currently having treatment...
Listening to Donors
22 July 2009 5pm-7.30pm The Hatton, 51-53 Hatton Garden, London EC1N 8HN, UK
A workshop for current, past or prospective sperm, egg or embryo donors...


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