(1) The highest frequency of C1 gene (0.814) is found in Havik Brahmins while C2 shows highest incidence among the tribe Urali.
(2) Transferrin subtypes have been determined by isoelectric focussing of sera from 536 individuals belonging to 9 South Indian populations: Vaidic Brahmins and Vaysya from Andhra Pradesh; Havik Brahmin, Lingayat and Jenu Kuruba from Karnataka; Namboodri Brahmin, Ezhava and Urali from Kerala; and Kallan from Tamil Nadu.
(3) Three grams of calcium lactate and 3 g of uraly U were administered to 35 urolithiasis patients, whose stones were mainly composed of calcium oxalate.