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DRI Dietary Reference Intakes: For Thiamin, Riboflavin, Niacin, Vitamin B6, Folate, Vitamin B12, Pantothenic Acid, Biotin, and Choline
Welsch F, Wenger WC, Stedman DB. 1981. Choline metabolism in placenta: Evidence for the biosynthesis of phosphatidylcholine in microsomes via the methylation pathway. Placenta 2:211–221.
Wendel U, Bremer H. 1984. Betaine in the treatment of homocystinuria due to 5,10-methylenetetrahydrofolate reductase deficiency. Eur J Pediatr 142:147–150.
Widdowson EM. 1963. Growth and composition of the fetus and newborn. In: Assali N, ed. Biology of Gestation, Vol. 2. New York: Academic Press. Pp. 1–51.
Wilcken DE, Wilcken B, Dudman NP, Tyrrell PA. 1983. Homocystinuria—the effects of betaine in the treatment of patients not responsive to pyridoxine. N Engl J Med 309:448–453.
Wilcken DE, Dudman NP, Tyrrell PA. 1985. Homocystinuria due to cystathionine β-synthase deficiency—the effects of betaine treatment in pyridoxine-responsive patients. Metabolism 34:1115–1121.
Williams CL, Meck WH, Heyer D, Loy R. 1998. Hypertrophy of basal forebrain neurons and enhanced visuospatial memory in perinatally cholinesupplemented rats. Brain Res 794:225–238.
Wong ER, Thompson W. 1972. Choline oxidation and labile methyl groups in normal and choline-deficient rat liver. Biochim Biophys Acta 260:259–271.
Wood JL, Allison RG. 1982. Effects of consumption of choline and lecithin on neurological and cardiovascular systems. Fed Proc 41:3015–3021.
Yang EK, Blusztajn JK, Pomfret EA, Zeisel SH. 1988. Rat and human mammary tissue can synthesize choline moiety via the methylation of phosphatidylethanolamine. Biochem J 256:821–828.
Yao ZM, Vance DE. 1988. The active synthesis of phosphatidylcholine is required for very low density lipoprotein secretion from rat hepatocytes. J Biol Chem 263:2998–3004.
Yao ZM, Vance DE. 1989. Head group specificity in the requirement of phosphatidylcholine biosynthesis for very low density lipoprotein secretion from cultured hepatocytes. J Biol Chem 264:11373–11380.
Yao ZM, Vance DE. 1990. Reduction in VLDL, but not HDL, in plasma of rats deficient in choline. Biochem Cell Biol 68:552–558.
Young DL. 1971. Estradiol- and testosterone-induced alterations in phosphatidylcholine and triglyceride synthesis in hepatic endoplasmic reticulum. J Lipid Res 12:590–595.
Yudilevich DL, Sweiry JH. 1985. Membrane carriers and receptors at maternal and fetal sides of the placenta by single circulation paired-tracer dilution: Evidence for a choline transport system. Contrib Gynecol Obstet 13:158–161.
Zeisel SH. 1981. Dietary choline: Biochemistry, physiology, and pharmacology. Annu Rev Nutr 1:95–121.
Zeisel SH. 1987. Choline availability in the neonate. In: Dowdall MJ, Hawthorne JN, eds. Cellular and Molecular Basis of Cholinergic Function. Chichester, England: Horwood. Pp. 709–719.
Zeisel SH. 1993. Choline phospholipids: Signal transduction and carcinogenesis. FASEB J 7:551–557.
Zeisel SH, Blusztajn JK. 1994. Choline and human nutrition. Annu Rev Nutr 14:269– 296.
Zeisel SH, Wurtman RJ. 1981. Developmental changes in rat blood choline concentration. Biochem J 198:565–570.
Zeisel SH, Epstein MF, Wurtman RJ. 1980a. Elevated choline concentration in neonatal plasma. Life Sci 26:1827–1831.