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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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Healthy mice created from eggs and sperm without conventional fertilisation

19 September 2016 - by Paul Waldron

Unfertilised mouse egg cells that have been made to divide can develop into healthy offspring by the injection of sperm, according to a new study... [Read More]

HFEA allows mother to export dead daughter's eggs

19 September 2016 - by Antony Blackburn-Starza

The Human Fertilisation and Embryology Authority has allowed a woman wanting to conceive using her dead daughter's eggs to export them to the US for treatment... [Read More]

US fertility doctor accused of impregnating patients with his own sperm

19 September 2016 - by Annabel Slater

A retired fertility doctor in the US has been accused of using his own sperm to fertilise the eggs of patients at a fertility clinic... [Read More]

Ten-year egg-freezing limit should be changed

12 September 2016 - by Dr Rachel Brown

Following the increase in 'social' egg freezing, the ten-year time limit on the storage of human eggs should be removed, according to a leading academic at the London School of Economics.... [Read More]

Women freeze eggs to find the right partner

12 September 2016 - by Sophie Perry

A study of women opting to freeze their eggs for non-medical reasons has revealed that the most common motivation given was not yet finding the right partner... [Read More]

Fertility education in schools – a teenager's perspective

22 August 2016 - by Phoebe Thornhill

As a current sixth-form student, I am well-acquainted with the format of sex education in secondary schools. The single take-home message is: 'Don’t have unprotected sex because you’ll get pregnant, get an STI, or both.' I think that this needs to change... [Read More]

IVF more successful for 'white' women

22 August 2016 - by Dr Rosie Gilchrist

White British women are more likely to have a successful pregnancy through IVF or ICSI than women from other ethnicities in the UK, according to a recent study... [Read More]

Mitochondrial donation case study finally published after 13 years

22 August 2016 - by Dr Özge Özkaya

Chinese researchers say an IVF technique called pronuclear transfer can safely produce a viable pregnancy... [Read More]

Zika can remain in semen for six months

22 August 2016 - by Arit Udoh

The Zika virus has been detected in the semen of a man six months after the onset of infection... [Read More]

Chemotherapy during pregnancy could affect daughters' fertility

15 August 2016 - by Dr Nicoletta Charolidi

A study has shown that the chemotherapy drug etoposide can affect the development of fetal ovarian tissue in mice... [Read More]

Controversy over NHS funding of fertility treatment for transgender patients

15 August 2016 - by Dr Mary Yarwood

Transgender men are being permitted to freeze their eggs at NHS-funded fertility clinics, prior to gender re-assignment... [Read More]

Blurred boundaries – the language of DNA

08 August 2016 - by Professor Marcus Pembrey

The general public have appropriated the term DNA to mean much more than just the molecule itself. This may not be a problem most of the time but, in the case of donor eggs and sperm in particular, it's important that people are clear on what genetics and epigenetics really tell us... [Read More]

Book Review: The House of Hidden Mothers

08 August 2016 - by Dr Kirsty Horsey

Meera Syal explores commercial surrogacy in a story about the mismatches between Indian culture and Indian immigrants and their families in Britain... [Read More]

NIH to lift moratorium on human–animal chimera research

08 August 2016 - by Antony Blackburn-Starza

The US National Institutes of Health is considering lifting a ban on the funding of research to create human-animal 'chimeras' and replacing it with an ethical review process... [Read More]

Turning back the ticking clock: Could we? Should we?

01 August 2016 - by Dr Roger Sturmey

Reports that scientists in Greece have rejuvenated ovaries in perimenopausal women is potentially very exciting. However, there remain significant questions about this research... [Read More]

First baby born from frozen ovarian tissue in UK

18 July 2016 - by Rebecca Carr

A cancer patient in Edinburgh has become the first woman in the UK to have a child following a transplant of her frozen ovarian tissue... [Read More]

Matching mitochondrial and nuclear DNA: Much ado about nothing?

18 July 2016 - by Dr Dusko Ilic

A match of mitochondrial and nuclear genomes apparently affects healthy ageing in mice. But key questions need to be answered before stirring up implications for human mitochondrial replacement therapies... [Read More]

A victory for consent – but what about the welfare of the child?

11 July 2016 - by Kriss Fearon

A couple whose daughter died of cancer, leaving frozen eggs in storage, has recently won the right to have their request for export reconsidered by the HFEA. There are a number of troubling features of the case which deserve proper scrutiny... [Read More]

Eggs successfully grown from two-year-old cancer patient

11 July 2016 - by Dr Rosie Gilchrist

A two-year-old girl has become the youngest person to undergo a new technique that could preserve her fertility after chemotherapy... [Read More]

Mitochondrial and nuclear DNA mismatch may impact ageing

11 July 2016 - by Dr Julia Hill

The interaction between mitochondrial and nuclear DNA may have implications for health, metabolism and ageing, according to a new study... [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...


Published by the Progress Educational Trust
FROZEN ASSETS?
Preserving Sperm, Eggs and Embryos

FREE event
Edinburgh
25 October 2016

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RETHINKING THE ETHICS OF EMBRYO RESEARCH
Genome Editing, 14 Days and Beyond

Public Conference
London
7 December 2016

Speakers include

Professor Magdalena Zernicka-Goetz

Dr Kathy Niakan

Professor Sir Ian Wilmut

Lord George Carey

Baroness Mary Warnock

Dr Simon Fishel

Professor Bruce Whitelaw

Professor Alison Murdoch

Professor David Jones

Professor Sarah Franklin

Professor Stephen Wilkinson

BOOK HERE

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