Chromosome 18

defined:   A disease that causes progressive deterioration of the nervous system by blocking movement of cholesterol within cells. The gene responsible for it, known as NPC1, is located on human chromosome 18.

• NPC: Common Questions People Ask Us
  
• NPC Explanation For Family and Friends 
• NPC Definition on Wikipedia
• NPC Experimental Drug Zavesca (Miglustat) 
• NPC Observational Study at National Institues of Health (NIH)