Determination of Hydrastine and Berberine in Goldenseal Raw Materials, Extracts, and Dietary Supplements by High-Performance Liquid Chromatography with UV: Collaborative Study

Por Brown, Paula N., Roman, Mark C.
Publicado em 2008

Determination of Catechins and Caffeine in Camillia sinensis Raw Materials, Extracts, and Dietary Supplements by HPLC-UV: Single-Laboratory Validation

Por Roman, Mark C., Hildreth, Jana, Bannister, Silvia
Publicado em 2013

Determination of Synephrine in Bitter Orange Raw Materials, Extracts, and Dietary Supplements by Liquid Chromatography with Ultraviolet Detection: Single-Laboratory Validation

Por Roman, Mark C., Betz, Joseph M., Hildreth, Jana
Publicado em 2007

Accuracy, Precision, and Reliability of Chemical Measurements in Natural Products Research

Por Betz, Joseph M., Brown, Paula N., Roman, Mark C.
Publicado em 2010

Enhanced Uridine Bioavailability Following Administration of a Triacetyluridine-Rich Nutritional Supplement

Por Weinberg, Melissa E., Roman, Mark C., Jacob, Peyton, Wen, Michael, Cheung, Polly, Walker, Ulrich A., Mulligan, Kathleen, Schambelan, Morris
Publicado em 2011

Determination of Ephedra Alkaloids in Urine and Plasma by HPLC-UV: Collaborative Study

Por Roman, Mark C., Gray, D., Laurensen, J., Luo, G., McClanahan, R., Perez, R., Roper, C., Roscoe, V., Shevchuk, C., Suen, E., Sullivan, D.
Publicado em 2004

Determination of Ephedrine Alkaloids in Botanicals and Dietary Supplements by HPLC-UV: Collaborative Study

Por Roman, Mark C., Gray, D., Luo, G., McClanahan, R., Perez, R., Roper, C., Roscoe, V., Shevchuk, C., Suen, E., Sullivan, D., Walther, H.J.
Publicado em 2004