genomic medicine

Is dopamine dysregulation responsible for schizophrenia?

Is dopamine dysregulation responsible for schizophrenia?

Post-mortem genetic analysis of the brains of patients with schizophrenia suggests that dysfunction of dopamine receptors in the caudate nucleus may be the cause of the disorder. Researchers have identified a mechanism on the dopamine receptor, known as the autoreceptor, that regulates the amount of dopamine released by the presynaptic neuron. Impairment of this autoreceptor …

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Test for "hidden cardiomyopathy" after sudden death

Test for “hidden cardiomyopathy” after sudden death

Genetic testing after a sudden unexplained death in a youngster whose autopsy results are inconclusive should be expanded to include genetic variants of cardiomyopathy, according to a new study. The researchers found that among 91 people who died suddenly and in whom the autopsy did not reveal a definitive cause, genetic variants associated with cardiomyopathy …

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