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 - 4 of 4 for GLYCINE OR ISOLEUCINE OR PHENYLALANINE OR THREONINE OR VALINE OR LYSINE OR SERINE OR ARGININE OR GLUTAMIC ACID OR "N-ACETYLTYROSINE" OR ALANINE OR LEUCINE OR PROLINE OR TRYPTOPHAN OR ASPARTIC ACID OR METHIONINE OR HISTIDINE
  1. Phenylketonuria (National Library of Medicine)  
    ... you have it, your body can't process phenylalanine (Phe). Phe is an amino acid, a building block of proteins. It is in almost all foods. If your Phe level gets too ...
  2. Amino Acid Metabolism Disorders (National Library of Medicine)  
    Metabolism is the process your body uses to make energy from the food you eat. Food is made up of proteins, carbohydrates, and fats. Your digestive system breaks ...
  3. Genetic Brain Disorders (National Library of Medicine)  
    A genetic brain disorder is caused by a variation or a mutation in a gene. A variation is a different form of a gene. A mutation is a change in a gene. ...
  4. Newborn Screening (National Library of Medicine)  
    Your newborn infant has screening tests before leaving the hospital. There may be different tests depending on the state where you live. They include: Tests ...