Label:
What causes Huntington disease?
Description:
People with Huntington disease (HD) have an extended version of this HD or huntingtin gene. The extension is caused by a repeated region consisting of three bases: C-A-G. The larger gene produces a protein that accumulates over time and begins to kill brain cells when the person reaches middle age.
Biological elements:
chromosome 4
Concepts precesses:
Tools & methods :