Skip navigation

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Results 1 - 6 of 6 for Guanine
  1. Talking Glossary of Genetic Terms From the National Institutes of Health (National Human Genome Research Institute)  
    Birth Defects/Reference Desk ... Birth Defects ... Genetic Counseling/Reference Desk ... Genetic Counseling ... Genes and Gene Therapy/Reference Desk ... Genes and Gene Therapy
  2. Lesch-Nyhan Syndrome From the National Institutes of Health (National Institute of Neurological Disorders and Stroke)  
    ... caused by a deficiency of the enzyme hypoxanthine-guanine phosphoribosyltransferase (HPRT). The lack of HPRT causes a ...
  3. Brief Guide to Genomics: DNA, Genes and Genomes From the National Institutes of Health (National Human Genome Research Institute)  
    Genes and Gene Therapy/Related Issues ... Genes and Gene Therapy ... National Human Genome Research Institute ... From the National Institutes of Health ... Genomics is the ...
  4. GeneReviews Glossary From the National Institutes of Health (National Center for Biotechnology Information)  
    Newborn Screening/Reference Desk ... Newborn Screening ... Genetic Testing/Reference Desk ... Genetic Testing ... National Center for Biotechnology Information ... From the National ...
  5. Huntington's Disease From the National Institutes of Health (National Institute of Neurological Disorders and Stroke)  
    Huntington's Disease/Start Here ... Huntington's Disease ... National Institute of Neurological Disorders and Stroke ... From the National Institutes of Health ... Huntington’s ...
  6. Fragile X Syndrome/Start Here ... Fragile X Syndrome ... National Fragile X Foundation ... PDF ... fragile x, handbook, 3rd edition, NFXF