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x-linked inheritance

X-linked inheritance means that the faulty gene is located on the X chromosome, the larger of the two sex chromosomes.

Autosomal dominant inheritance

Autosomal dominant inheritance means that the faulty gene is on an autosome (any chromosome other than the sex chromosomes) and that only one faulty copy is needed to cause sight loss.

Autosomal recessive inheritance

Autosomal recessive inheritance means that the faulty gene is on an autosome (any chromosome other than the sex chromosomes) and that both copies need to be faulty to cause sight loss

Jing Yu - a man wearing an orange t shirt facing the camera. There is a microscope to his left on a desk.

A blog from the research coal face

Jing Yu is a bioinformatician with the Eye Research Group at Oxford University, and is part of the UK Inherited Retinal Dystrophy Consortium (UKIRDC) team, funded by a Retina UK  grant.

For professionals

Information for healthcare professionals: Genetic testing and counselling in inherited retinal disease