Pruebas
Bilirubin is in the insoluble form, unconjugated bilirubin (indirect bilirubin).The non-water soluble, free bilirubin does not react with sulfanilic acid at acidic pH to produce a red colored complex until an accelearator, alcohol, is added to the solution to perform a quantitative measurement of unconjugated bilirubin levels.
For professionals
Pruebas
The determination of the Influenza A virus subtype hemagglutinin (HA) 1 nucleic acid in an biological specimen.
For professionals
Pruebas
The determination of the amount of Influenza A virus nucleic acid in an biological specimen.
For professionals
Pruebas
The determination of the amount of ketone bodies (acetone, acetoacetic acid, beta-hydroxybutyric acid, beta-ketopentanoate and beta-hydroxypentanoate) present in a sample.
For professionals
Pruebas
A ketones in blood test measures the level of ketones in your blood. Ketones are acids that your body makes when it breaks down fat for energy.
For everyone & professionals
Pruebas
A ketones in urine test measures ketone levels in your urine. Normally, the cells in your body use blood glucose (also called blood sugar) for energy. It comes from the food you eat. Your body breaks down most of that food into glucose and releases it into your bloodstream. If your cells can't get enough glucose, your body breaks down fat for energy instead. This produces an acid called ketones, which can build up in your blood and urine.
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Indicadores
The levorotatory isomer of the aromatic amino acid tyrosine. L-tyrosine is a naturally occurring tyrosine and is synthesized in vivo from L-phenylalanine. It is considered a non-essential amino acid; however, in patients with phenylketonuria who lack phenylalanine hydroxylase and cannot convert phenylalanine into tyrosine, it is considered an essential nutrient. In vivo, tyrosine plays a role in protein synthesis and serves as a precursor for the synthesis of catecholamines, thyroxine, and melanin.
Indicadores
A family of homotetrameric cytoplasmic enzymes involved in the conversion of L-lactate and NAD to pyruvate and NADH in the final step of anaerobic glycolysis. In vertebrates, genes for three different subunits (LDH-A, LDH-B and LDH-C) exist.
Pruebas
A lactate dehydrogenase (LDH) test usually measures the level of lactate dehydrogenase (LDH) in a sample of your blood. In certain cases, LDH levels are measured in samples of other body fluids. This includes testing fluid from the spine ( cerebrospinal fluid ), the belly ( peritoneal fluid ), and the chest ( pleural fluid ).
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Pruebas
This test measures the level of lactate, also called lactic acid, in a sample of your blood. In certain cases, cerebrospinal fluid (CSF) may be used. Normally, you have low levels of lactate in your blood and CSF. High levels of lactate may be a sign of a wide variety of medical conditions.
For everyone & professionals
Pruebas
The determination of the amount of lactic acid present in a sample.
For professionals
Indicadores
One of nine essential amino acids in humans required for growth and tissue repair, Lysine is supplied by many foods, especially red meats, fish, and dairy products. Lysine seems to be active against herpes simplex viruses and present in many forms of diet supplements. The mechanism underlying this effect is based on the viral need for amino acid arginine; lysine competes with arginine for absorption and entry into cells. Lysine inhibits HSV growth by knocking out arginine. (NCI04)