Thorpe SJ, Heath A, Blackmore S, Lee A, Hamilton M, O'Broin S, Nelson BC, Pfeiffer C. International Standard for serum vitamin B12 and serum folate: international collaborative study to evaluate a batch of lyophilised serum for B12 and folate content. Clin Chem Lab Med 2007;45:38...
Camara, J.E., Wise, S.A., Hoofnagle, A.N.et al.Assessment of serum total 25-hydroxyvitamin D assay commutability of Standard Reference Materials and College of American Pathologists Accuracy-Based Vitamin D (ABVD) Scheme and Vitamin D External Quality Assessment Scheme (DEQAS) materials: Vita...
Thermo Fisher Scientific provides convenient, lot-tested B-27 supplements based on Dr. Brewer’s formulation to support neuroscience researchers around the globe. Variations on B-27 neuronal culture supplement include formulations without insulin and B-27 without Vitamin A. ...
Thermo Fisher Scientific provides convenient, lot-tested B-27 supplements based on Dr. Brewer’s formulation to support neuroscience researchers around the globe. Variations on B-27 neuronal culture supplement include formulations without insulin and B-27 without Vitamin A. ...
NIBSC03/178Vitamin B12, Serum Folate and holoTC (International standard) 03/178 产品详情如下,更多产品详情,请咨询客服,供实验室使用! 维生素B12、血清叶酸和全反式转钴胺素/血液中维生素B12、叶酸和全反式转钴胺素国际标准物质/血液中维生素B12、叶酸和全反式转钴胺素国际标准品 ...
Boost Your Immunity with Phi C Phi C is your comprehensive immunity booster enriched with Pureway-C, renowned for its superior bioavailability and 2x retention rate compared to regular vitamin C. Paired with the potent healing properties of Tiger Milk Mushroom, Phi C supports the maintenance and...
In 1985 the National Biological Standards Board established the preparation as the British Standard for Human Serum Vitamin B12 and, with the agreement of participants in the study, assigned it a potency of 320 picograms per ampoule.doi:10.1111/j.1365-2257.1986.tb00088.xCurtis, A.D....
vitamin B12British Standardpernicious anaemiaEuglena assaySeven laboratories took part in a collaborative study of an ampouled preparation of normal serum labelled 81/563. Each laboratory calibrated the preparation in terms of pure cyanocobalamin by use of Euglena assay. The inclusion of pernicious ...
Phinney KW: Development of a standard reference material for vitamin D in serum. Am J Clin Nutr, 88: 511S‑512S, 2008.Phinney KW (2008) Development of a standard reference material for vitamin D in serum. Am J Clin Nutr 88, 511S-512S...
Proliferation of neural stem cells B-27 supplement without vitamin A 12587010 Differentiation and maintenance/maturation of stem cell-derived neurons B-27 supplement 17504044 Maintenance/maturation of stem cell-derived neurons B-27 Plus supplement A3582801 Studies of oxidative stress/damage, apoptosis, or...