Stage 3 and 4 non-rapid eye movement (non-REM) sleep.
Slow-wave sleep is characterized by brain wave patterns (electroencephalogram or EEG) with a frequency of less than 4 Hz and peak-to-peak amplitude of 75 microV.
- SLS (Sjogren-Larsson syndrome)
NAD+ oxidoreductase deficiency (FAO deficiency); fatty aldehyde dehydrogenase deficiency (FALDH deficiency); and fatty aldehyde dehydrogenase 10 deficiency (FALDH10 deficiency).
- Genetic Disease: Get the
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- Sludge, biliary
A mixture of microscopic particulate matter in bile that occurs when particles of material precipitate from bile. (Bile is the fluid that is made by the liver. It is stored in the gallbladder until after a meal when it passes out of the gallbladder and through the common bile duct into the intestine to help […]
- Sly syndrome
A disorder of mucopolysaccharide metabolism characterized by short stature, coarsening of the facial features, clouding of the cornea, striking enlargement of the liver and spleen, skeletal abnormalities, and intellectual deterioration resulting in moderately severe mental retardation. Sly syndrome is due to deficiency of the enzyme beta-glucuronidase which causes the damaging accumulation of mucopolysaccharides in the […]
A protein in a pathway that helps prevent tumors. Smad3 is a player in a cellular network relay system called the transforming growth factor B (TGF-B) signaling cascade. TGF-B binds to receptors on the surface of blood cells that develop in bone marrow and activates a multi-protein cascade that relays these external signals into the […]