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Why genes matter

Genes exist inside all the cells that make up your body. They contain genetic code (DNA) and provide instructions for constructing proteins, which are the building blocks of our bodies and perform a huge variety of roles.

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Genetic testing

Genetic testing, usually via a blood sample, is used to try and identify which gene contains the fault that is causing an individual’s sight loss.

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Information for employers

If you are considering employing someone with inherited sight loss, or have an employee recently been diagnosed with the condition, you will need to take steps to ensure that you treat them fairly and that they can work safely and effectively.

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Inheritance patterns

Your doctor or genetic counsellor will spend some time asking about other people in your family to try to work out the way in which your particular faulty gene has been passed down through the generations – this is referred to as the inheritance pattern.

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TCS London Marathon 2025

Join #TeamRetinaUK for the iconic 2025 TCS London Marathon! Soak up the incredible atmosphere as you run from Blackheath to The Mall finish line where you’ll get your very own marathon medal.