Vitamin B6 Responsive Homocystinuria

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Pyridoxol metabolism in vitamin B6-responsive convulsions of early infancy.

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Hepatic Vitamin B6 Metabolism

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Vitamin B6 and arteriosclerosis.

In 1949, Rinehart and Greenberg reported that marked arteriosclerosis occurs in vitamin-B6-deficient monkeys. The present study investigates the relationship between vitamin B6 and arteriosclerosis and summarizes the results. I found that thrombogenesis, disorder of collagen metabolism and production of free radicals may be the processes that cause arteriosclerosis in human and experimental ani...

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Vitamin B12-responsive neonatal megaloblastic anemia and homocystinuria with associated reduced methionine synthase activity.

We present findings on an infant with neonatal megaloblastic anemia, homocystinuria, and neurologic dysfunction that included developmental delay and tonic seizures. There was no methylmalonic aciduria. Cyanocobalamin therapy was accompanied by complete hematologic and neurologic recovery, diminished homocystine excretion, and subsequently normal neurologic development. Cultured fibroblasts and...

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Homocystinuria masquerading as vitamin B12 deficiency.

BACKGROUND Homocystinuria is a rare metabolic disorder characterized by excess homocysteine in the urine. Vitamin B12 deficiency has diverse cutaneous, nervous and ophthalmic manifestations. OBJECTIVE To report a case of homocystinuria masquerading as vitamin B 12 deficiency. CASE We hereby are presenting an interesting case of a 4 year old boy who was being treated for Vitamin B 12 deficie...

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ژورنال

عنوان ژورنال: Pediatric Research

سال: 1970

ISSN: 0031-3998,1530-0447

DOI: 10.1203/00006450-197009000-00081