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  1. IRAK-4 deficiency is an inherited disorder of the immune system (primary immunodeficiency). This immunodeficiency leads to recurrent infections by a subset ...
  2. Spastic paraplegia type 4 (also known as SPG4) is the most common of a group of genetic disorders known as hereditary spastic paraplegias. ... outside of the nervous system. Spastic paraplegia type 4 is usually a pure hereditary spastic paraplegia, although ...
  3. ... divided into 23 pairs. Two copies of chromosome 4, one copy inherited from each parent, form one of the pairs. Chromosome 4 spans about 191 million DNA building blocks (nucleotides) ...
  4. The PLCB4 gene provides instructions for making one form (the beta 4 isoform) of a protein called phospholipase C. This protein is involved in a signaling ...
  5. ... of schizophrenia, Alzheimer disease, and pain. At least four mutations in the CHRNA4 gene have been identified ...
  6. ... birth. More About This Health Condition AOS6 delta 4 delta ligand 4 delta-like 4 (Drosophila) delta-like 4 homolog ...
  7. ... making a protein called secreted frizzled-related protein 4 (SFRP4). This protein blocks (inhibits) a process called ... the development of fatty (adipose) tissue. At least four SFRP4 gene mutations have been found in individuals ...
  8. ... for making a protein called neutrophil cytosolic factor 4 (also known as p40-phox). This protein is ... inflammation. More About This Health Condition NCF NCF-4 NCF4_HUMAN neutrophil cytosol factor 4 neutrophil cytosolic ...
  9. ... syndrome. More About This Health Condition At least four mutations in the SMAD4 gene have been identified ... the mitral valve, which connects two of the four chambers of the heart, has also been seen ...
  10. ... provides instructions for making an enzyme called pterin-4 alpha-carbinolamine dehydratase. This enzyme helps carry out ... must be recycled to a usable form. Pterin-4 alpha-carbinolamine dehydratase is one of two enzymes ...
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