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Glossary

Embryo

A stage of development which, in humans, lasts for eight weeks after the fertilised egg first starts to divide.



Articles using this Glossary Item

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Mitochondrial donation as a clinical option: A response to Ted Morrow

29 September 2014 - by Professor Frances Flinter

Robust debate about the pros and cons of mitochondrial donation is essential, but the clinical reality of mitochondrial disorders is stark. Couples who have lost a child affected by a serious maternally-inherited mitochondrial disorder may have limited reproductive options... [Read More]

Radio Review: Mum and Dad and Mum

22 September 2014 - by Dr Cathy Herbrand

Following a backbench debate in the House of Commons on mitochondrial donation on 1 September, BBC Radio 4 explored some of the issues raised by these high profile techniques aimed at preventing the transmission of mitochondrial disorders... [Read More]

Commissioning decisions reveal the trivialisation of infertility

22 September 2014 - by Vicky Whitehead

In the UK, clinical commissioners seem to view the national recommendations on fertility treatment as a sort of à-la-carte menu from which they can pick and choose; altering the definition of a cycle, the age requirements, the number of cycles available, and the access criteria at will... [Read More]

Human stem cells reset to 'pristine' embryonic state

15 September 2014 - by Rhys Baker

Human pluripotent stem cells have been 'reset' to resemble embryonic stem cells at the earliest developmental state yet achieved... [Read More]

Embryonic spinal cord precursor cells generated for first time

26 August 2014 - by Dr Lux Fatimathas

Scientists have generated the specialised cells in the embryo that go on to form spinal cord, muscle and bone tissue and used them to produce nerve and muscle cells... [Read More]

Zebrafish research uncovers how stem cells form

18 August 2014 - by Siobhan Chan

Researchers studying the zebrafish have discovered how a certain type of stem cell, which produces all the blood cells in the body, is formed... [Read More]

Judge awards birth mother custody of twins after Italian IVF mix-up

18 August 2014 - by Antony Blackburn-Starza

An Italian judge has ordered that two children born following an embryo mix-up at a Rome fertility clinic should reside with the birth mother and not with the twins' biological parents.... [Read More]

Government is misleading public about mitochondrial donation, claim scientists

04 August 2014 - by Siobhan Chan

The UK Government has been accused of deliberately misleading the public in order to win approval over its plans to implement mitochondrial replacement techniques in IVF... [Read More]

Twelve healthy babies born following 'safer' IVF hormone treatment

28 July 2014 - by Purvi Shah

Twelve healthy babies have been born after trials of a hormone treatment called kisspeptin-54 that has been hailed as a safer way to mature women's eggs prior to IVF... [Read More]

Film Review: Breeders - A Subclass Of Women?

28 July 2014 - by Alice Plein

‘Breeders- A subclass of women?‘ provides both thought-provoking and uncomfortable moments but ultimately fails to convince as an anti-surrogacy polemic... [Read More]

Event Review: The Ethics of Mitochondrial Replacement Therapy

21 July 2014 - by Professor Vardit Ravitsky, Dr John Appleby, Professor Stephen Wilkinson, Dr Anthony Wrigley and Dr Annelien Bredenoord

Ethical dimensions of the emerging technology of mitochondrial replacement were the focus of a symposium that took place on 25 June at the 12th World Congress of Bioethics in Mexico City.... [Read More]

Advocate General paves the way for 'stem cell patents'

21 July 2014 - by Antony Blackburn-Starza

An advisor to the Court of Justice of the European Union (CJEU) has said that certain stem cells derived from unfertilised human eggs that have undergone parthenogenesis should not be excluded from patentability.... [Read More]

HFEA: More than 1,600 fertility clinic mistakes in three years

14 July 2014 - by Chee Hoe Low

Hundreds of adverse events occur in UK fertility clinics each year, according to a report from the Human Fertilisation and Embryology Authority... [Read More]

Mice born using lab-grown sperm from frozen testicles

07 July 2014 - by Siobhan Chan

Healthy mice have been born using sperm grown in the lab from a sample of cryopreserved testicular tissue... [Read More]

High blood pressure and pre-eclampsia risk raised in egg-donation pregnancies

07 July 2014 - by Dr Lucy Freem

Using donated eggs in IVF increases the risk of complications, according to a study of 580 IVF patients in France.

Event Review: The Physiological Society's 2014 annual public lecture

07 July 2014 - by Molly Godfrey

A doctor by training and a researcher at the forefront of fertility studies, Professor Lord Robert Winston, pioneer in the field of IVF and PGD, discusses the implications of new techniques for genetically modifying embryos in the Physiological Society's 2014 annual public lecture... [Read More]

Time-lapse IVF embryo imaging tool cleared by FDA

16 June 2014 - by Molly Godfrey

The US Food and Drug Administration has approved a time-lapse imaging tool designed to improve the embryo selection in IVF for use in the USA.... [Read More]

Farewell from me and welcome to Fiona Fox

16 June 2014 - by Professor Marcus Pembrey

When the Progress Educational Trust - the UK charity that publishes BioNews - emerged from the Progress Campaign for Research into Human Reproduction in 1992, I had no idea that I would end up chairing the Trustees for 20 of the last 22 years!... [Read More]

Mitochondrial replacement likely to be safe but more research needed, says report

09 June 2014 - by Alice Plein

Two experimental IVF techniques that could prevent certain types of incurable genetic disease are 'not unsafe', a report from the UK's Human Fertilisation and Embryology Authority has found.... [Read More]

Human embryonic stem cells perform well in multiple sclerosis mouse study

09 June 2014 - by Isobel Steer

Human embryonic stem cells have been shown to be more effective in treating multiple sclerosis (MS) in mice than bone marrow stem cells, a study has found... [Read More]

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Events using this Glossary Item

 

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Medical Frontiers: Debating Mitochondria Replacement - Open Authority Meeting
20 March 2013 10am-5pm Hatton, 51-53 Hatton Garden, London EC1N 8HN, UK
A meeting at which the Human Fertilisation and Embryology Authority will discuss the outcome of its recent consultation... [Read More]
Human Fertilisation and Embryology Authority Open Meeting
12 September 2012  Hatton, 51-53 Hatton Garden, London EC1N 8HN, UK
An opportunity to see firsthand how the Human Fertilisation and Embryology Authority makes decisions... [Read More]
Human Fertilisation and Embryology Authority Open Meeting
21 March 2012 1pm-4.50pm Hatton, 51-53 Hatton Garden, London EC1N 8HN, UK
An opportunity to see firsthand how the Human Fertilisation and Embryology Authority makes decisions... [Read More]
Human Fertilisation and Embryology Authority Open Meeting
19 October 2011 10am-4pm Inmarsat Conference Centre, 99 City Road, London EC1Y 1AX, UK
An opportunity to see firsthand how the Human Fertilisation and Embryology Authority makes decisions... [Read More]
Human Fertilisation and Embryology Authority Open Meeting
13 July 2011  Glaziers Hall, 9 Montague Close, London Bridge, London. SE1 9DD, UK
An opportunity to see firsthand how the Human Fertilisation and Embryology Authority makes decisions... [Read More]
Human Fertilisation and Embryology Authority Open Meeting
23 March 2011 1pm-3.15pm Hatton, 51-53 Hatton Garden, London EC1N 8HN, UK
An opportunity to see firsthand how the Human Fertilisation and Embryology Authority makes decisions... [Read More]
Genetic Testing in the 21st Century: Should We Screen the Human Embryonic Genome before Implantation?
08 March 2011 1.15pm-1.55pm Darwin Lecture Theatre, Darwin Building, University College London, Gower Street, London WC1E 6BT
A presentation by Dr Joyce Harper to mark International Women's Day... [Read More]
Human Fertilisation and Embryology Authority Open Meeting
08 September 2010 11am-3pm Glaziers Hall, 9 Montague Close, London Bridge, London. SE1 9DD, UK
An opportunity to see firsthand how the Human Fertilisation and Embryology Authority makes decisions... [Read More]
Human Fertilisation and Embryology Authority Open Meeting
07 July 2010 10.30am-3.30pm 9 Montague Close, London Bridge, London SE1 9DD, UK
An opportunity to see firsthand how the Human Fertilisation and Embryology Authority makes decisions... [Read More]
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... [Read More]
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... [Read More]
Human Fertilisation and Embryology Authority Open Meeting
24 March 2010  Dexter House, 2 Royal Mint Court, Tower Hill, London EC3N 4QN, UK
An opportunity to see firsthand how the Human Fertilisation and Embryology Authority makes decisions... [Read More]
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... [Read More]
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... [Read More]
Human Fertilisation and Embryology Authority Open Meeting
09 December 2009  Newcastle, UK
An opportunity to see firsthand how the Human Fertilisation and Embryology Authority makes decisions... [Read More]
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... [Read More]
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... [Read More]
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... [Read More]
Running for Answers
16 September 2009  Club Med Athenia, Marathon 19007, Attica, Greece
The 7th European Congress on Reproductive Immunology... [Read More]
Reproductive Medicine: Causes and Treatment of Infertility
10 September 2009  Institute of Physics, 76 Portland Place, London W1B 1NT, UK
An event addressing current issues and latest developments in fertility, clinical embryology and reproductive biology... [Read More]

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