Aggression all in the genes?
Research undertaken on rats may suggest that aggression in males is controlled by genes. Scientists at the University of Akron, Ohio, US, say that the male Y chromosome contains genes that reduce levels of the mood-controlling chemical serotonin when stimulated, whilst at the same time increasing levels of the hormone...
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Achieving international regulations on pre-implantation genetic diagnosis
by Professor Marcus Pembrey
It comes as no surprise that a British couple have used embryo screening at a clinic in Chicago to conceive a child who could act as a compatible bone marrow donor for his or her brother with leukaemia. If there are professionally approved clinics that are willing and able under...