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Biomedical subjects

R R Brown

Publications and source records attributed to R R Brown.

At least 163 records · Page 9Linked to original sources

Aminoaciduria resulting from cycloleucine administration in man.

Cycloleucine (1-aminocyclopentanecarboxylic acid) administration in cancer patients resulted in a reversible marked aminoaciduria consisting predominantly of cystine, ornithine, lysine, and arginine, with only minor elevations of other amino acids. Plasma levels of amino acids were essentially unchanged except for slight decreases in ornithine and lysine. This aminoaciduria is most likely due to a blockage by the drug of the renal tubular reabsorption of cystine, ornithine, lysine, and arginine, resulting in an aminoaciduria of the type seen in cystinuria.

Amino Acids↗

Prevalence and patterns of tendon calcification in patients with chondrocalcinosis of the knee: radiologic study of 156 patients.

The presence or absence of tendon calcification was studied at six anatomic sites: Achilles, gastrocnemius, quadriceps, triceps (elbow), triceps long head (shoulder), and rotator cuff. The morphology of the calcifications was categorized in 156 patients with chondrocalcinosis in the knee. Achilles tendon, gastrocnemius, and quadriceps tendon calcifications were most common, ranging from 21%-25% of our patient population was thin linear bands. Triceps calcification at the elbow, rotator cuff calcifications, and long head of triceps tendon calcification were less common.

Adult↗