Glossary beginning with G

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Genes are found in every cell of the human body. They contain information on how and when to make a protein. Cells 'read' the genes when they need to make the protein. The proteins inside a cell determine what type of cell it is and what it can do.

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Gene susceptibility

With some conditions, for example cystic fibrosis, genetic factors make it certain that a person will eventually get a disease if they inherit certain genes. In other cases, genetic factors only make it more likely that a person will get a disease. This is true for MS. People who are genetically susceptible to MS also need to be exposed to one or more (as yet unknown) environmental factors before they develop the condition.

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The study of genes and genetic susceptibility (the likelihood of developing a condition based on your genes).

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Gilenya is the brand name for fingolimod, a licensed treatment for relapsing remitting MS.

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Glatiramer acetate

Glatiramer acetate is a licensed treatment for relapsing remitting MS. Its brand name is Copaxone.

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Glucocorticoids are a type of steroid hormone found naturally in the body. They control the immune system and have an anti-inflammatory effect. A synthetic version is used to treat relapses in MS.

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Grey matter

Grey matter refers to the areas in the brain and spinal cord where nerves do not have a myelin sheath. These areas appear dark when compared with white matter.

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