Showing results (61-70 of 233) with videos related to

Sort By:
Pageof 24
Analytical and Bioanalytical Chemistry|November 3, 2020
Lessons from the NIST micronutrients quality assurance program for vitamin C, 1993 to 2015: sample stability, assay reproducibility, and use of controls to improve comparabilityDavid L Duewer, Jeanice Brown Thomas, Katherine E Sharpless, et al.
Clinica Chimica Acta; International Journal of Clinical Chemistry|October 6, 1998
The stability of retinol, alpha-tocopherol, trans-lycopene, and trans-beta-carotene in liquid-frozen and lyophilized serumJ Brown Thomas, D L Duewer, M C Kline, et al.
Analytical Chemistry|September 20, 2000
NIST micronutrients measurement quality assurance program: characterizing the measurement community's performance over timeD L Duewer, M C Kline, K E Sharpless, et al.
Journal of AOAC International|July 30, 2011
Determination of fat-soluble vitamins and carotenoids in standard reference material 3280 multivitamin/multielement tablets by liquid chromatography with absorbance detectionJeanice B Thomas, Katherine E Sharpless, James H Yen, et al.
Journal of AOAC International|April 7, 1999
Value assignment of retinol, retinyl palmitate, tocopherol, and carotenoid concentrations in Standard Reference Material 2383 (Baby Food Composite)K E Sharpless, M Arce-Osuna, J B Thomas, et al.
Analytical Chemistry|May 15, 1994
Development of engineered stationary phases for the separation of carotenoid isomersL C Sander, K E Sharpless, N E Craft, et al.
Comprehensive Therapy|November 5, 1998
Ovarian cancer: an update on genetics and therapyR T Penson, K E Shannon, N E Sharpless, et al.
Proceedings of the National Academy of Sciences of the United States of America|October 7, 2009
A quantitative model for age-dependent expression of the p16INK4a tumor suppressorDenis Tsygankov, Yan Liu, Hanna K Sanoff, et al.
Cell Cycle (Georgetown, Tex.)|April 23, 2005
How disruption of cell cycle regulating genes might predispose to sun-induced skin cancerThomas M Rünger, Irene Vergilis, Papri Sarkar, et al.
Obstetrics and Gynecology|March 2, 2005
Lack of adherence to practice guidelines for women with atypical glandular cells on cervical cytologyKathryn E Sharpless, Peter F Schnatz, Srinivas Mandavilli, et al.
Pageof 24