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BioNews Comment articles written by Professor Mary Herbert:

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Preventing transmission of mitochondrial DNA disease: new developments
19 November 2012 - by Professor Mary Herbert
The energy required for our cells to function properly is mainly produced by mitochondria. Mitochondria are tiny structures within our cells, which contain their own DNA. The mitochondrial DNA (mtDNA) encodes a small number of the many proteins required to produce energy efficiently. Mutations in mtDNA cause a broad spectrum of diseases and degenerative disorders, which can be fatal.... [Read More]
Beyond the treatment of infertility
13 February 2012 - by Professor Mary Herbert
The advent of PGD extended the scope of IVF beyond the treatment of infertility. PGD is predominantly used to prevent transmission of genetic defects arising from mutations in nuclear DNA. However, it can also be used to reduce the risk of transmitting mutations in mitochondrial DNA (mtDNA), which cause a range of debilitating and life-threatening diseases... [Read More]