Aqueous and ethanol extracts of oven and freeze-dried Streblus asper leaves were investigated using DPPH assay. The presence of phenolic compounds and flavonoids in the extracts, which were detected by Folin and colorimetric assays, respectively, may be responsible for the antioxidant activities of S. asper. The different drying treatments resulted in significant differences (p < 0.05) in the a...

INFORMATION RELATING TO URINARY SULFUR partition of normal men and of cancer patients has been limited. Folin (1), Clark (2), Pine (3), and more recently Freyberg (4), Mendes (5), Du Vigneaud (6), and some other investigators (7, 8) have explored the over-all sulfur economy and urinary excretion in normal adults. Muller (8) has reported the amount of excretion of neutral sulfur in 1 patient wit...

The interest pertaining to lactose, because it is the carbohydrate in the diet of the nursling, is magnified by virtue of a number of other more or less related considerations. Half of its molecule is composed of galactose, to which is attributed the importance of serving as a source of certain essential tissue constituents, particularly those of the nervous system. Is it to be concluded that t...

Because of the large number of patients in the University of Chicago Clinics showing high blood uric acid by the Koch I modification of the Folin and Benedict methods using the Folin-Wu blood filtrate, it was decided to try a different method. The method which has seemed to to yield most satisfactory results is that described by Folin (1) in which he makes use of unlaked blood filtrate, a cyani...