What is Albumin? Albumin is the most abundant protein in human plasma and is synthesized by the liver. It plays a central role in maintaining oncotic...
What are Jo-1 Antibodies Jo-1 antibodies are autoantibodies directed against histidyl-transfer RNA (tRNA) synthetase—an enzyme involved in protein...
What is NT-proBNP? NT-proBNP (N-terminal pro–B-type natriuretic peptide) is an inactive peptide released into the bloodstream when the heart muscle...
What is IGF-1? Insulin-Like Growth Factor 1 (IGF-1) is a peptide hormone produced primarily by the liver in response to growth hormone (GH)...
What is ALT? Alanine aminotransferase (ALT) is an intracellular enzyme primarily found in hepatocytes. It plays a role in amino acid metabolism and...
What is Cortisol? Cortisol is a glucocorticoid hormone produced by the adrenal glands in response to signals from the hypothalamic-pituitary-adrenal...