Zobrazeno 1 - 10
of 37
pro vyhledávání: '"F. L. Humoller"'
Publikováno v:
Clinical Chemistry. 3:703-710
A modification of the Cabaud et at. method (1) for the determination of SGOT activity is described. The proposed modification consists of the elimination of the interference of unreacted DNPH by extracting the pyruvate dinitrophenyihydrazone with aqu
Publikováno v:
Clinical Chemistry. 4:1-12
A detailed study of the Akerfeldt test for plasma oxidase activity has been carried out and it has been found that: 1. The optimum activity of the enzyme system involved occurs at pH 5.5-6.0. 2. The amount of plasma needed for the test at pH 6.0 can
Publikováno v:
Clinical Chemistry. 5:239-247
(1)The effect of light on the fluorescence of the ethylene diamine condensation products of the oxidized catechol amines has been studied. (2)It was found that exposure of the norepinephrine derivative for 30 minutes to light reduced the fluorescence
Publikováno v:
Gastroenterology. 43:35-42
Autor:
F. L. Humoller, Delmar J. Mahler
Publikováno v:
Clinical Chemistry. 8:47-55
The chemical laboratory measures used in the diagnosis of pheochromocytoma have been evaluated. Bio-assay, fluorometric, and spectrophotometric methods were used. Urinary VMA and catechol amine values found for normal and hypertensive groups compared
Publikováno v:
Clinical Chemistry. 13:40-48
Copper and zinc are readily determined in biological material by atomic absorption spectrophotometry. Two procedures are presented for the quantitative estimation of these metals in serum. One of these involves simple dilution and aspiration into the
Publikováno v:
American Journal of Physiology-Legacy Content. 161:406-412
Publikováno v:
Clinical Chemistry. 10:589-596
A method for the determination of plasma and whole blood ammonia is outlined which incorporates the desirable features of several older methods. By means of this method it has been demonstrated that the distribution of ammonia in erythrocytes and pla
Publikováno v:
Clinical Chemistry. 6:291-298
The Archibald method for the determination of plasma citrulline has been modified to eliminate the dialysis step in order to separate citrulline from plasma proteins. Instead these are precipitated with picric acid and the picrate ion removed by pass
Publikováno v:
Analytical Chemistry. 23:192-194