Studies on Aromatic Amino Acid Uptake by Rat Brain in Vivo

A simple efficient liquid scintillator for counting aqueous solutions in a liquid scintillation counter

George A. Bray · Analytical Biochemistry · 1960 · 7.5K citations

Engineering, Chemistry, Analytical Chemistry +12

A fluorometric method for the estimation of tyrosine in plasma and tissues.

T. Phillip Waalkes, Sidney Udenfriend · PubMed · 1957 · 972 citations

Pharmacy, Pharmaceutical Analysis, Pharmacology +3

The Blood-Brain Barrier

John Dobbing · Physiological Reviews · 1961 · 258 citations

A FLUOROMETRIC PROCEDURE FOR THE MEASUREMENT OF TRYPTAMINE IN TISSUES

Sidney M. Hess, Sidney Udenfriend · Journal of Pharmacology and Experimental Therapeutics · 1959 · 235 citations

Medicine, Biochemistry, Pharmacology +9

Uptake of Tyrosine by Rat Brain in Vivo

Michael A. Chirigos, Paul Greengard, Sidney Udenfriend · Journal of Biological Chemistry · 1960 · 182 citations · Full text

Life Sciences, Neuroscience, Pharmacology +11