Complex sentence: The Huntingtin gene was also one of the first disease genes to be found, its discovery and debates raised have provided the framework for genetic testing, counselling and possible therapies for other genetic diseases that can be genetically tested.
Split into simpler sentences: The Huntingtin gene was also one of the first disease genes to be found. Its discovery and the debates raised have provided the framework for genetic testing, counselling and possible therapies for other genetic diseases that can be genetically tested.