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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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Gene editing of human embryos – more ethical questions to answer

11 May 2015 - by Dr Calum MacKellar

The short article by Robin Lovell-Badge entitled 'Editing human embryos' addressing the work of Junjiu Huang and colleagues in China on gene editing in human embryos - such as the use of the CRISPR/Cas9 system - raises a number of ethical questions.... [Read More]

New type of stem cell may help grow organs

11 May 2015 - by Tamara Hirsch

Scientists have identified a new type of stem cell that shows distinct advantages over those discovered to date, and which could potentially be used to grow human organs in animals such as pigs or cows... [Read More]

NIH 'will not fund gene editing of human embryos'

05 May 2015 - by Ayala Ochert

The US National Institutes of Health has issued a firm statement that it will not fund any research involving gene-editing technologies in human embryos... [Read More]

TV star in dispute over frozen embryos

05 May 2015 - by Dr Victoria Burchell

The ex-fiancé of Sofía Vergara, star of TV show Modern Family, is suing her for custody of their frozen embryos... [Read More]

Book Review: From Bench to Bedside, to Track and Field

27 April 2015 - by Dr Ross Cloney

The image of eugenics often portrayed in the media is reminiscent of the horrors of the early to middle 20th century. Legions of identical blond-haired, blue-eyed ubermenschen, backed by an authoritarian state with no room for diversity or difference. In 'From Bench to Bedside, to Track and Field: the context of enhancement and its ethical relevance', Silvia Camporesi demolishes that image... [Read More]

Chinese scientists edit genes of human embryos

27 April 2015 - by Ayala Ochert

Chinese scientists report the first-ever genetic modification of human embryos using the CRISPR/Cas9 gene-editing technique, confirming rumours that these highly controversial experiments were underway... [Read More]

Editing human embryos

27 April 2015 - by Professor Robin Lovell-Badge

As Chinese scientists report the first gene editing of human embryos, is a moratorium on such practice justified?... [Read More]

Genome editing prevents mitochondrial disease in mice

27 April 2015 - by Antony Blackburn-Starza

A gene-editing technique that may prevent mutated mitochondrial DNA from being passed down from mother to child has shown success in an animal study... [Read More]

New stem cell type discovered

20 April 2015 - by Sophie McLachlan

A new type of stem cell has been discovered that has the ability to transform into a larger number of cell types than both human embryonic and induced pluripotent stem cells... [Read More]

First IVF baby born after new technique to eliminate genetic disease

13 April 2015 - by Rachel Brown

The first baby in Europe has been born following a new IVF-based technique developed to prevent the inheritance of genetic disorders... [Read More]

The picture doesn’t have to look like this

30 March 2015 - by Vicky Whitehead

In England, the IVF postcode lottery impacts on every different level of a patient's NHS treatment in a myriad of ways. Not only is there widespread variation in who can access treatment and the number of IVF cycles available, but even in how a cycle is defined... [Read More]

Embryo gene-editing is unsafe and unethical, say gene-editing scientists

23 March 2015 - by Meghna Kataria

Scientists have called for a worldwide moratorium on the use of the gene-editing technique CRISPR/Cas9 in human embryos and germ cells... [Read More]

IVF culture media may influence sex of embryo

23 March 2015 - by Sophie McLachlan

The nutrient-filled liquid used to grow embryos during IVF might affect the resulting male to female birth ratio, a study suggests... [Read More]

Modern families: The kids are alright!

23 March 2015 - by Professor Susan Golombok

The spat between Dolce & Gabbana and Elton John – apart from raising the somewhat baffling question of what exactly are 'chemical' babies? – highlights the more pertinent question of what are the consequences of IVF, surrogacy and other forms of assisted reproduction for parents and children... [Read More]

IVF test could predict best time for implantation

16 March 2015 - by Dr Katie Howe

A team of Spanish researchers has developed a test that could improve IVF success rates by identifying the optimal timing for embryo transfer.... [Read More]

Poland poised to legislate for IVF

16 March 2015 - by Jessica Ware

Poland's government has drafted legislation to regulate IVF in the country. If it becomes law, Poland will become one of the last countries in the European Union to legislate for assisted conception... [Read More]

British woman in legal bid to use dead daughter's eggs

02 March 2015 - by Ruth Retassie

A British woman is in a legal bid to become pregnant using her deceased daughter's eggs, reports the Daily Mail. The mother, aged 59, said it was her daughter's dying wish before she died of bowel cancer four years ago... [Read More]

Trying to right the wrong for donor conceived children

02 March 2015 - by Merry Varney and Jemma Dally

From April 2009, certain procedural steps have been required to ensure non-birth parents of donor conceived children, who are not married to or in a civil partnership with the birth parent, become the legal parent of their child. Unfortunately, a recent audit by the Human Fertilisation and Embryology Authority (HFEA) discovered that 50 clinics reported anomalies with their practices and procedures in respect of the signing of the consent forms for legal parenthood... [Read More]

Unique human brain gene discovered

02 March 2015 - by Meghna Kataria

One of the genes behind the dramatic evolutionary enlargement of the human brain has been identified. By greatly increasing the number of cells in important brain regions, the gene in question might have helped humans develop cognitive abilities unrivalled in the animal kingdom... [Read More]

Leading the way on mitochondrial donation

16 February 2015 - by Professor Frances Flinter

Over the last 30 years I have met some remarkable families, from whom I have learned about the rewards and challenges of caring for relatives with incurable genetic conditions.... [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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