Results 71 to 80 of about 5,012,650 (270)

Exclusive neuronal expression of SUCLA2 in the human brain [PDF]

open access: yes, 2013
SUCLA2 encodes the ATP-forming subunit (A-SUCL-) of succinyl-CoA ligase, an enzyme of the citric acid cycle. Mutations in SUCLA2 lead to a mitochondrial disorder manifesting as encephalomyopathy with dystonia, deafness and lesions in the basal ganglia ...
A Kowluru   +55 more
core   +2 more sources

A New, Atypical Case of Cobalamin F Disorder Diagnosed by Whole Exome Sequencing [PDF]

open access: yes, 2015
The Deciphering Developmental Disorders Study presents independent research commissioned by the Health Innovation Challenge Fund (HICF-1009-003), a parallel funding partnership between the Wellcome Trust and the Department of Health, and the Wellcome ...
Constantinou, Panayiotis   +6 more
core   +1 more source

Long-term neurological outcome of a cohort of 80 patients with classical organic acidurias. [PDF]

open access: yes, 2013
International audienceBACKGROUND: Classical organic acidurias including methylmalonic aciduria (MMA), propionic aciduria (PA) and isovaleric aciduria (IVA) are severe inborn errors of the catabolism of branched-chain amino acids and odd-numbered chain ...
Acquaviva, Cécile   +13 more
core   +6 more sources

Proteinuria as a presenting sign of combined methylmalonic acidemia and homocysteinemia: case report

open access: yesBMC Medical Genetics, 2020
Background Disorders of the metabolism and absorption of vitamin B12 can lead to decrease in activity of methionine synthetase and methylmalonate coenzyme A mutase (MMUT), which results in increased levels of methylmalonic acid and homocysteine in blood ...
Ru-Yue Chen   +9 more
doaj   +1 more source

Inherited metabolic epilepsies–established diseases, new approaches

open access: yesEpilepsia Open, EarlyView.
Abstract Inherited metabolic epilepsies (IMEs) represent the inherited metabolic disorders (IMDs) in which epilepsy is a prevailing component, often determining other neurodevelopmental outcomes associated with the disorder. The different metabolic pathways affected by individual IMEs are the basis of their rarity and heterogeneity.
Itay Tokatly Latzer, Phillip L. Pearl
wiley   +1 more source

Methylmalonic Acid and Homocysteine as Indicators of Vitamin B12 Deficiency in Patients with Gastric Cancer after Gastrectomy

open access: yesNutrients, 2019
Vitamin B12 deficiency is a common complication in patients after gastrectomy. Elevated methylmalonic acid (MMA) and homocysteine are better indications of vitamin B12 deficiency than vitamin B12 serum level.
Sae-Mi Lee   +3 more
semanticscholar   +1 more source

Age-specific reference ranges are needed to interpret serum methylmalonic acid concentrations in the US population.

open access: yesAmerican Journal of Clinical Nutrition, 2019
BACKGROUND Serum vitamin B-12 is measured to evaluate vitamin B-12 status. Serum methylmalonic acid (MMA) is a specific functional indicator of vitamin B-12 status; however, concentrations increase with impaired renal function.
E. Mineva   +6 more
semanticscholar   +1 more source

Novel c.2216T > C (p.I739T) Mutation in Exon 13 and c.1481T > A (p.L494X) Mutation in Exon 8 of MUT Gene in a Female with Methylmalonic Acidemia [PDF]

open access: yes, 2013
We report herein a 1.5-year-old girl with methylmalonic acidemia (MMA) in whom two missense mutations were found: a novel I739T mutation located in exon 13 and the L494X mutation in exon 8. The results of organic acid test showed a pronounced increase in
George Imataka   +6 more
core   +1 more source

Monitoring Methylmalonic Aciduria by NMR Urinomics

open access: yesMolecules, 2020
The paper reports on monitoring methylmalonic aciduria (MMA)-specific and non-specific metabolites via NMR urinomics. Five patients have been monitored over periods of time; things involved were diet, medication and occasional episodes of failing to ...
Alina Nicolescu   +15 more
doaj   +1 more source

Pitfalls in the diagnostic evaluation of subacute combined degeneration [PDF]

open access: yes, 2015
We report a case of a 43-year-old man presenting with a 2-week history of painless ascending sensory disturbances, suspected to be suffering from acute inflammatory polyneuropathy.
Linnebank, M   +3 more
core   +1 more source

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