Provider: Moravian Museum, Brno, Czech Republic TY - JOUR JO - Anthropologie (Brno) TI - ABO Blood Groups among the Koch Population of Brahmaputra Valley, Assam AU - Sengupta S Y1 - 1987 VL - 25 IS - 2 PB - Moravian Museum, Brno, Czech Republic SN - 0323-1119 SP - 171 EP - 173 KW - ABO blood groups KW - Koch KW - Detribalization KW - Brahmaputra valley KW - Assam KW - India N2 - N2 - The paper reports the results obtained from the study of the distribution of ABO blood groups of the Koch, a major detribalized caste group of Assam. The study reveal that gene O is more frequent (62.15%) in comparison to A (20.04%) and B (17.81%). The Koch population is compared with some tribal populations, who form their ancestral stock and also with population groups of almost equivalent caste status in the light of their ethnic affiliation. ER -