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Glucose
A primary source of energy for living organisms. It is naturally occurring and is found in fruits and other parts of plants in its free state. It is used therapeutically in fluid and nutrient replacement.
Year introduced: /metabolism was GLUCOSE METABOLISM 1965
Glucose Clamp Technique
Maintenance of a constant blood glucose level by perfusion or infusion with glucose or insulin. It is used for the study of metabolic rates (e.g., in glucose, lipid, amino acid metabolism) at constant glucose concentration.
Year introduced: 1991
Glucose Oxidase
An enzyme of the oxidoreductase class that catalyzes the conversion of beta-D-glucose and oxygen to D-glucono-1,5-lactone and peroxide. It is a flavoprotein, highly specific for beta-D-glucose. The enzyme is produced by Penicillium notatum and other fungi and has antibacterial activity in the presence of glucose and oxygen. It is used to estimate glucose concentration in blood or urine samples through the formation of colored dyes by the hydrogen peroxide produced in the reaction. (From Enzyme Nomenclature, 1992) EC 1.1.3.4.
Year introduced: 1964
Glucose Transporter Type 4
A glucose transport protein found in mature MUSCLE CELLS and ADIPOCYTES. It promotes transport of glucose from the BLOOD into target TISSUES. The inactive form of the protein is localized in CYTOPLASMIC VESICLES. In response to INSULIN, it is translocated to the PLASMA MEMBRANE where it facilitates glucose uptake.
Year introduced: 2006(1992)
Glucose Transporter Type 2
A glucose transport facilitator that is expressed primarily in PANCREATIC BETA CELLS; LIVER; and KIDNEYS. It may function as a GLUCOSE sensor to regulate INSULIN release and glucose HOMEOSTASIS.
Glucose Transporter Type 1
A ubiquitously expressed glucose transporter that is important for constitutive, basal GLUCOSE transport. It is predominately expressed in ENDOTHELIAL CELLS and ERYTHROCYTES at the BLOOD-BRAIN BARRIER and is responsible for GLUCOSE entry into the BRAIN.
Glucose Metabolism Disorders
Pathological conditions in which the BLOOD GLUCOSE cannot be maintained within the normal range, such as in HYPOGLYCEMIA and HYPERGLYCEMIA. Etiology of these disorders varies. Plasma glucose concentration is critical to survival for it is the predominant fuel for the CENTRAL NERVOUS SYSTEM.
Year introduced: 2004
Glucose Intolerance
A pathological state in which BLOOD GLUCOSE level is less than approximately 140 mg/100 ml of PLASMA at fasting, and above approximately 200 mg/100 ml plasma at 30-, 60-, or 90-minute during a GLUCOSE TOLERANCE TEST. This condition is seen frequently in DIABETES MELLITUS, but also occurs with other diseases and MALNUTRITION.
Year introduced: 1994
Glucose Tolerance Test
A test to determine the ability of an individual to maintain HOMEOSTASIS of BLOOD GLUCOSE. It includes measuring blood glucose levels in a fasting state, and at prescribed intervals before and after oral glucose intake (75 or 100 g) or intravenous infusion (0.5 g/kg).
Glucose Solution, Hypertonic
Solution that is usually 10 percent glucose but may be higher. An isotonic solution of glucose is 5 percent.
Year introduced: 1990(1975)
Blood Glucose
Glucose in blood.
Year introduced: 1980
Continuous Glucose Monitoring
GLUCOSE MONITORING that measures interstitial glucose concentration continuously throughout the entire day and night. It does not replace traditional HOME BLOOD GLUCOSE MONITORING.
Year introduced: 2024
Glucose-1-Phosphate Adenylyltransferase
An ATP-dependent enzyme that catalyzes the addition of ADP to alpha-D-glucose 1-phosphate to form ADP-glucose and diphosphate. The reaction is the rate-limiting reaction in prokaryotic GLYCOGEN and plant STARCH biosynthesis.
Year introduced: 2006(1980)
Glucose 1-Dehydrogenase
A glucose dehydrogenase that catalyzes the oxidation of beta-D-glucose to form D-glucono-1,5-lactone, using NAD as well as NADP as a coenzyme.
Glucose-6-Phosphate
An ester of glucose with phosphoric acid, made in the course of glucose metabolism by mammalian and other cells. It is a normal constituent of resting muscle and probably is in constant equilibrium with fructose-6-phosphate. (Stedman, 26th ed)
Year introduced: 1997
Glucose-6-Phosphate Isomerase
An aldose-ketose isomerase that catalyzes the reversible interconversion of glucose 6-phosphate and fructose 6-phosphate. In prokaryotic and eukaryotic organisms it plays an essential role in glycolytic and gluconeogenic pathways. In mammalian systems the enzyme is found in the cytoplasm and as a secreted protein. This secreted form of glucose-6-phosphate isomerase has been referred to as autocrine motility factor or neuroleukin, and acts as a cytokine which binds to the AUTOCRINE MOTILITY FACTOR RECEPTOR. Deficiency of the enzyme in humans is an autosomal recessive trait, which results in CONGENITAL NONSPHEROCYTIC HEMOLYTIC ANEMIA.
Year introduced: 1998(1965)
Glucose-6-Phosphatase
An enzyme that catalyzes the conversion of D-glucose 6-phosphate and water to D-glucose and orthophosphate. EC 3.1.3.9.
Glucose Dehydrogenases
D-Glucose:1-oxidoreductases. Catalyzes the oxidation of D-glucose to D-glucono-gamma-lactone and reduced acceptor. Any acceptor except molecular oxygen is permitted. Includes EC 1.1.1.47; EC 1.1.1.118; EC 1.1.1.119 and EC 1.1.99.10.
Year introduced: 1991(1978)
Sodium-Glucose Transporter 2 Inhibitors
Compounds that inhibit SODIUM-GLUCOSE TRANSPORTER 2. They lower blood sugar by preventing the reabsorption of glucose by the kidney and are used in the treatment of TYPE 2 DIABETES MELLITUS.
Year introduced: 2019
Sodium-Glucose Transporter 2
A sodium-glucose transporter that is expressed in the luminal membrane of the PROXIMAL KIDNEY TUBULES.
Year introduced: 2006