C A Burtis

A reference method for measurement of alkaline phosphatase activity in human serum.

N W Tietz, C A Burtis, P H Duncan et al. · Clinical Chemistry · 1983 · 314 citations

Engineering, Chemical Analysis, Alkaline Phosphatase +21

Enzymatic Kinetic Rate and End-Point Analyses of Substrate, by Use of a GeMSAEC Fast Analyzer

T O Tiffany, Jochen Jansen, C A Burtis et al. · Clinical Chemistry · 1972 · 237 citations

Engineering, Enzymatic Modification, Bioenergetics +20

Determination of free, total, and esterified cholesterol by high-performance liquid chromatography

Irma W. Duncan, P H Culbreth, C A Burtis · Journal of Chromatography B Biomedical Sciences and Applications · 1979 · 119 citations

Lipid Analysis, Biochemistry, Medicine +9

A coupled-enzyme equilibrium method for measuring urea in serum: optimization and evaluation of the AACC study group on urea candidate reference method.

Eric J. Sampson, M A Baird, C A Burtis et al. · Clinical Chemistry · 1980 · 99 citations

Engineering, Redox Biology, Agricultural Chemistry +20

IFCC Primary Reference Procedures for the Measurement of Catalytic Activity Concentrations of Enzymes at 37°C. Part 7. Certification of Four Reference Materials for the Determination of Enzymatic Activity of γ-Glutamyltransferase, Lactate Dehydrogenase, Alanine Aminotransferase and Creatine Kinase according to IFCC Reference Procedures at 37°C

Lothar Siekmann, R Bonora, C A Burtis et al. · Clinical Chemistry and Laboratory Medicine (CCLM) · 2002 · 53 citations

Engineering, Creatine Kinase, Enzymatic Modification +16