John Jacob Abel the position of chair of the department until he retired at the age of 75 in 1932. Ever since his early years in Europe, Abel showed great interest in isolating pure form of internal gland hormones. The first work that led to his international reputation as a pharmacologist and biochemist was the isolation of epinephrine from adrenal medulla. However, he was only able to isolate a monobenzoyl derivative of epinephrine. While he was improving his processes on decomposing the benzoyl derivative to obtain salts of epinephrine using saponification, a Japanese chemist J. Takamine, who had visited his lab, was able
Abel (hominid) Abel (hominid) Abel (KT-12/H1) is the name given to the only specimen ever discovered of "Australopithecus bahrelghazali". Abel was found in January 1995 in Chad in the Kanem Region by the paleontologist Michel Brunet, who named the fossil "Abel" in memory of his close friend Abel Brillanceau, who had died of malaria in 1989. Of Abel remains only part of a jaw, which explains the little information descernable concerning its way of life. The few teeth confirm it to be of the genus "Australopithecus": it has a second premolar with a broad and molarized crown, not dissimilar to the Lucy