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
Jacob Bowman marry (John) Jacob Bowman. A third link would be the confusion that exists between him and his own brother: 1738 Colonel John Bowman (aka Johannes). With somewhat similar adult names, one has to remember that their lives after 1768 were spent in two different locales. (John) Jacob was in the Province of South Carolina while Colonel John was in the area of what would become the state of Kentucky. A Mercer County court case lasting from 1840 to 1842 was brought by Pendleton and wife Sarah (Dunklin) Thomas (a granddaughter of (John) Jacob and Sarah (Stephens) Bowman) who brought suit