Stem cells treatments for deafness?
Starting with embryo stem (ES) cells, US scientists have managed to grow inner ear cells in the laboratory: a development that could mean new treatments for age and damage-related hearing problems. Stem cells present in early embryos are 'master cells', which, under the right conditions, are capable of growing into...
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Chosen children: better or worse off?
by Juliet Tizzard
This week, a British woman announced the birth of twin girls after sex selection. Nicola Chenery had the treatment in Spain after she was told that embryo screening in order to select the sex of her prospective children would be illegal in the United Kingdom. At the time that Ms...