John Jacob Abel, American biochemist and pharmacologist (d. 1938)
John Jacob Abel (19 May 1857 – 26 May 1938) was an American biochemist and pharmacologist. He established the pharmacology department at Johns Hopkins University School of Medicine in 1893, and then became America's first full-time professor of pharmacology. During his time at Hopkins, he made several important medical advancements, especially in the field of hormone extraction. In addition to his laboratory work, he founded several significant scientific journals such as the Journal of Biological Chemistry and the Journal of Pharmacology and Experimental Therapeutics.