QUIEN SABE
\kwˈi͡ən sˈe͡ɪb], \kwˈiən sˈeɪb], \k_w_ˈiə_n s_ˈeɪ_b]\
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kien sä'be, who knows? a common reply to a question in the south-western United States, meaning 'I do not know.' [Sp. quien, who--L. quis, who; sabe, 3d pers. sing. pres. indic. of saber, to know--L. sap[)e]re, to have sense.]
By Thomas Davidson
Word of the day
Dopamine Acetyltransferase
- An enzyme that catalyzes the of groups from acetyl-CoA to arylamines. They have wide specificity for aromatic amines, particularly serotonin, and can also catalyze acetyl transfer between arylamines without CoA. EC 2.3.1.5.