John Jacob Abel to successfully isolate the neutral base of epinephrine by adding ammonium to highly concentrated extract, a method Abel himself tried but failed due to the use of low concentration of extract. After Takamine's success, Abel himself remarked, with great candor, "The efforts of years on my part in this once mysterious field of suprarenal, medullary biochemistry, marred by blunders as they were, eventuated, then, in the isolation of the hormone not in the form of the free base but in that of its monobenzoyl derivative." Together with L.G. Rowntree and B.B. Turner, Abel devised what they called a "vividiffusion" apparatus,
John Abel Smith friend Lionel de Rothschild. On 26 July 1858 Abel Smith and Lord John Russell, presented Lionel de Rothschild to the House of Commons. The Commons then voted to allow Rothschild, as a Jew, to take the oath on the Old Testament only. Abel Smith Street, in central Wellington, New Zealand, was named after him. John Abel Smith John Abel Smith (2 June 1802 – 7 January 1871) was a British Member of Parliament (MP) for Chichester and Midhurst. He was the son of John Smith who preceded him as one of the members of parliament for Midhurst. Smith married Anne