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Studies on bioavailability of oral biotin doses for humans.
Bitsch R, Salz I, Hötzel D. Bitsch R, et al. Int J Vitam Nutr Res. 1989;59(1):65-71. Int J Vitam Nutr Res. 1989. PMID: 2722429
Assessment of thiamin status in chronic renal failure patients, transplant recipients and hemodialysis patients receiving a multivitamin supplementation.
Frank T, Czeche K, Bitsch R, Stein G. Frank T, et al. Int J Vitam Nutr Res. 2000 Jul;70(4):159-66. doi: 10.1024/0300-9831.70.4.159. Int J Vitam Nutr Res. 2000. PMID: 10989764
Biotin assessment in foods and body fluids by a protein binding assay (PBA).
Bitsch R, Salz I, Hötzel D. Bitsch R, et al. Int J Vitam Nutr Res. 1989;59(1):59-64. Int J Vitam Nutr Res. 1989. PMID: 2722428
Comparing analyses by use of the conventional microbiological test with L. plantarum resulted in slightly enhanced biotin values, in case of plasma by 9.2% and in case of urine by 10.3%, but the results obtained by both methods correlated well (r = 0.926 for plasma and 0.9 …
Comparing analyses by use of the conventional microbiological test with L. plantarum resulted in slightly enhanced biotin values, in case of …
Vitamin B6.
Bitsch R. Bitsch R. Int J Vitam Nutr Res. 1993;63(4):278-82. Int J Vitam Nutr Res. 1993. PMID: 8157435 Review. No abstract available.
Bioavailability of water- and lipid-soluble thiamin compounds in broiler chickens.
Geyer J, Netzel M, Bitsch I, Frank T, Bitsch R, Krämer K, Hoppe PP. Geyer J, et al. Int J Vitam Nutr Res. 2000 Dec;70(6):311-6. doi: 10.1024/0300-9831.70.6.311. Int J Vitam Nutr Res. 2000. PMID: 11214357
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