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Glossary

Mutation

A change in the sequence of DNA. Mutations occurring in genes may prevent them from working properly, which might result in disease (a genetic disorder). Mutations occur naturally at a low rate, but can also be induced by radiation and some chemicals.



Articles using this Glossary Item

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75 percent of human genome is junk DNA

24 July 2017 - by Ipsita Herlekar

Almost 75 percent of the human genome is 'junk DNA', suggests a new study... [Read More]

Alzheimer's disease linked to two new genes, and immune response

24 July 2017 - by Caroline Casey

Two new genes which alter the risk of developing Alzheimer’s disease have been identified... [Read More]

Book Review: The Gene Machine – How Genetic Technologies Are Changing the Way We Have Kids – and the Kids We Have

24 July 2017 - by Cathal Farrell

'The Gene Machine' is award-winning author Bonnie Rochman's book on pre-and post-natal genetic testing. In it she navigates through classical bioethical issues... [Read More]

South Asian social systems give insight into genetics

24 July 2017 - by Charlotte Spicer

Genome-wide analysis in South Asian populations may provide insight into rare genetic diseases, suggests research... [Read More]

First personalised vaccines shows promise for skin cancer

10 July 2017 - by Meetal Solanki

A revolutionary vaccine uses the patient’s own immune response to target tumour cells and could be the first step in bespoke, precision medicine. 

Genome study suggests a fifth of adults carry disease mutations

03 July 2017 - by Cara Foley

Approximately 22 percent of healthy adults carry mutations that are associated with disease, found the first ever randomised clinical trial using whole-genome sequencing... [Read More]

Safety matters – can we be sure that CRISPR-Cas9 is not producing unwanted genetic alterations?

03 July 2017 - by Dr Dusko Ilic

Recent debate over the safety of CRISPR-Cas9 genome editing following a study that suggested it can cause hundreds of unexpected mutations left me puzzled... [Read More]

Huntington's disease in mice partly reversed using CRISPR

26 June 2017 - by Meghna Kataria

Eliminating the faulty protein that causes Huntingdon's disease goes some way to reversing disease progression in mice, a study has found... [Read More]

Large study finds first genes linked to Tourette's syndrome

26 June 2017 - by Cara Foley

The first genes linked Tourette's syndrome have been identified in the biggest study of the disorder to date... [Read More]

Lifetime cancer risk predicted for BRCA mutation carriers

26 June 2017 - by Lea Goetz

A study of almost 10,000 women carrying BRCA mutations has revealed the best estimate yet of their risk in developing breast and ovarian cancer... [Read More]

Liquid biopsy may help target prostate cancer treatment

26 June 2017 - by Charlotte Spicer

A new three-in-one blood test could progress personalised treatment for patients with prostate cancer... [Read More]

Biotech companies criticise CRISPR mutation study

19 June 2017 - by Charlotte Spicer

Two major biotech companies have criticised a recent study that claimed CRISPR may cause hundreds of unwanted mutations... [Read More]

Three mutations could make bird flu more infectious to humans

19 June 2017 - by Helen Robertson

Scientists have identified three potential genetic mutations that could allow a dangerous strain of avian influenza to spread between humans... [Read More]

DNA blood test could lead to early cancer detection

12 June 2017 - by Hannah Somers

A highly-sensitive DNA blood test could help detect cancer years before tumours are detected... [Read More]

Ovarian cancer drug could treat BRCA-related breast cancer

12 June 2017 - by Dr Loredana Guglielmi

A drug treatment for ovarian cancer has shown success against inherited breast cancer... [Read More]

Promise of blood test to predict course of Huntington's disease

12 June 2017 - by Lea Goetz

Scientists have identified the first promising biomarker for Huntington's disease (HD) that could be harnessed in a simple blood test to predict disease onset and progression... [Read More]

Cancer-causing effect of common chemical pinpointed

05 June 2017 - by Shaoni Bhattacharya

A common chemical found in household products could increase the risk of cancer by blocking the ability of cells to fix genetic flaws which lead to the disease... [Read More]

CRISPR genome editing may cause unintended mutations

05 June 2017 - by Charlotte Spicer

CRISPR may introduce hundreds of unwanted mutations into the genome, a small study finds... [Read More]

Autism and smoking during pregnancy - a mitochondrial inheritance

30 May 2017 - by Professor David Skuse

In recent years, there has been an explosion in the number of children diagnosed with autism. There is seemingly one in every classroom, most of them boys; some are quiet and nerdy, others may be disruptive and aggressive. Most have normal intelligence, and can be educated in mainstream schools. Parents of such children  question why one child is affected... [Read More]

Daughter wins right to sue father's doctors in confidentiality case

22 May 2017 - by Jennifer Willows

A woman whose father has Huntington’s disease has won the right to sue his doctors for negligence, for failing to tell her... [Read More]

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Events using this Glossary Item

Testing, Testing 1, 2, 3: PGS and PGD
13 September 2016 6pm (registration), 6.30pm-8.30pm (discussion) Institute of Child Health, University College London, 30 Guilford Street, London WC1N 1EH
The Progress Educational Trust's FREE-to-attend event about testing and screening human embryos is taking place TOMORROW EVENING - book NOW. The event will be chaired by Dr Sue Avery, with speakers including Dr Tony Gordon, Dr Christine Patch, James Lawford Davies and Professor Michael Parker...
Risk Assessment: Breast Cancer, Prediction and Screening
08 May 2014 6.30pm-8.30pm Darwin Lecture Theatre, Darwin Building, University College London, Malet Place, London WC1E 6BT
The second FREE public event in the Progress Educational Trust's 'Breast Cancer: Chances, Choices and Genetics' series...
Relative Risk: Breast Cancer and Genetics
03 April 2014 6.30pm-8.30pm Darwin Lecture Theatre, Darwin Building, University College London, Malet Place, London WC1E 6BT
LAST CHANCE to book for this coming Thursday's FREE event launching the Progress Educational Trust's 'Breast Cancer: Chances, Choices and Genetics' project...
Mutants and What to Do About Them
09 February 2011 7.30pm Conway Hall, Red Lion Square, London WC1R 4RL, UK
The 2011 British Humanist Association/South Place Ethical Society Darwin Day Lecture, given by Armand Marie Leroi...
The Blind-Drunk Mutant Mouse: A Model for Schizophrenia?
19 November 2009 12midday Francis Crick Auditorium, Wellcome Trust Conference Centre, Wellcome Trust Genome Campus, Hinxton, Cambridge CB10 1RQ, UK
A discussion introduced by Professor Kay Davies, Head of Physiology, Anatomy and Genetics at the University of Oxford...
Techniques and Applications of Molecular Biology
13 July 2009  Department of Biological Sciences, Gibbet Hill Campus, Gibbet Hill Road, University of Warwick, Coventry CV4 7AL
A course for those who wish to develop their understanding of genetic engineering techniques...


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