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What is Huntington’s disease? Huntington’s disease (HD) is an inherited disorder that causes nerve cells (called neurons) in parts of the brain to gradually break down and die. The disease, which gets worse over time, attacks motor control regions of the brain (those... by | | Learn
Description Huntington disease is a progressive brain disorder that causes uncontrolled movements, emotional problems, and loss of thinking ability (cognition). Adult-onset Huntington disease, the most common form of this disorder, usually appears in a person’s... by | | Learn
What do we know about heredity and Huntington’s disease? Huntington’s disease (HD) is an inherited neurological illness causing involuntary movements, severe emotional disturbance and cognitive decline. In the United States alone, about 30,000 people have... by | | Learn
Description Sickle cell disease is a group of disorders that affects hemoglobin, the molecule in red blood cells that delivers oxygen to cells throughout the body. People with this disease have atypical hemoglobin molecules called hemoglobin S, which can distort red... by | | Learn
Normal Function The HBB gene provides instructions for making a protein called beta-globin. Beta-globin is a component (subunit) of a larger protein called hemoglobin, which is located inside red blood cells. In adults, hemoglobin normally consists of four protein...
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