In vivo studies on the metabolic derangement in a patient with D-glyceric acidaemia and hyperglycinaemia. 1984

S Kølvraa, and N Gregersen, and E Christensen

In a mentally retarded boy, who excreted elevated amounts of glycine, D-glyceric acid and acylglycines and whose cells exhibited diminished D-glycerate dehydrogenase and glycine cleavage activity, investigations have been undertaken aiming at characterizing the relationship between the different accumulations. This was done in vivo by trying in a specific manner to alter in turn the degree of accumulation of each of the three classes of compounds and then monitoring changes in the others. The results suggest, that the D-glyceric acid accumulation is directly caused by the genetic defect, since the D-glyceric acid excretion was not altered by changes in degree of accumulation of either glycine or acylglycines. Similarly alterations in acylglycine excretion caused alterations in glycine but not in D-glyceric acid excretion. Based on these findings a model for the pathogenesis behind the accumulations of acylglycines and glycine is proposed.

UI MeSH Term Description Entries
D008297 Male Males
D011392 Proline A non-essential amino acid that is synthesized from GLUTAMIC ACID. It is an essential component of COLLAGEN and is important for proper functioning of joints and tendons. L-Proline,L Proline
D011422 Propionates Derivatives of propionic acid. Included under this heading are a broad variety of acid forms, salts, esters, and amides that contain the carboxyethane structure. Propanoate,Propanoic Acid,Propionate,Propanoates,Propanoic Acid Derivatives,Propanoic Acids,Propionic Acid Derivatives,Propionic Acids,Acid, Propanoic,Acids, Propanoic,Acids, Propionic,Derivatives, Propanoic Acid,Derivatives, Propionic Acid
D002237 Carbohydrate Dehydrogenases Reversibly catalyze the oxidation of a hydroxyl group of carbohydrates to form a keto sugar, aldehyde or lactone. Any acceptor except molecular oxygen is permitted. Includes EC 1.1.1.; EC 1.1.2.; and 1.1.99. Carbohydrate Oxidoreductases,Dehydrogenases, Carbohydrate,Oxidoreductases, Carbohydrate
D002675 Child, Preschool A child between the ages of 2 and 5. Children, Preschool,Preschool Child,Preschool Children
D004032 Diet Regular course of eating and drinking adopted by a person or animal. Diets
D005632 Fructose A monosaccharide in sweet fruits and honey that is soluble in water, alcohol, or ether. It is used as a preservative and an intravenous infusion in parenteral feeding. Levulose,Apir Levulosa,Fleboplast Levulosa,Levulosa,Levulosa Baxter,Levulosa Braun,Levulosa Grifols,Levulosa Ibys,Levulosa Ife,Levulosa Mein,Levulosado Bieffe Medit,Levulosado Braun,Levulosado Vitulia,Plast Apyr Levulosa Mein,Levulosa, Apir,Levulosa, Fleboplast
D005988 Glyceric Acids Three-carbon SUGAR ACIDS with the formula HOCH2(CHOH)COOH. Acids, Glyceric
D005998 Glycine A non-essential amino acid. It is found primarily in gelatin and silk fibroin and used therapeutically as a nutrient. It is also a fast inhibitory neurotransmitter. Aminoacetic Acid,Glycine, Monopotassium Salt,Glycine Carbonate (1:1), Monosodium Salt,Glycine Carbonate (2:1), Monolithium Salt,Glycine Carbonate (2:1), Monopotassium Salt,Glycine Carbonate (2:1), Monosodium Salt,Glycine Hydrochloride,Glycine Hydrochloride (2:1),Glycine Phosphate,Glycine Phosphate (1:1),Glycine Sulfate (3:1),Glycine, Calcium Salt,Glycine, Calcium Salt (2:1),Glycine, Cobalt Salt,Glycine, Copper Salt,Glycine, Monoammonium Salt,Glycine, Monosodium Salt,Glycine, Sodium Hydrogen Carbonate,Acid, Aminoacetic,Calcium Salt Glycine,Cobalt Salt Glycine,Copper Salt Glycine,Hydrochloride, Glycine,Monoammonium Salt Glycine,Monopotassium Salt Glycine,Monosodium Salt Glycine,Phosphate, Glycine,Salt Glycine, Monoammonium,Salt Glycine, Monopotassium,Salt Glycine, Monosodium
D006801 Humans Members of the species Homo sapiens. Homo sapiens,Man (Taxonomy),Human,Man, Modern,Modern Man

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