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1899 - The american dictionary of the english language.
By Daniel Lyons
 
1919 - The Concise Standard Dictionary of the English Language
By James Champlin Fernald
 
1874 - Etymological and pronouncing dictionary of the English language
By Stormonth, James, Phelp, P. H.

Word of the day

NGF 1beta

  • NERVE FACTOR first a series neurotrophic factors that were found to influence differentiation sympathetic and sensory neurons. It is comprised of alpha, beta, gamma subunits. The beta subunit responsible for its growth stimulating activity.
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