1268328 MPY 4-mercaptopyridine 20 1268337 MPY milk protein yield 20 1268335 MPY 1-methyl-2-pyrrolidone 5 1268329 Mpy mycobacterial-specific protein Y 4 1268339 MPy methapyrilene 3 1268338 MPY microbial protein yield 2 1268324 MPY million person-years 2 1268344 MPY 5-methoxypyridin-3-yl 1 1268343 MPY Malaysian periwinkle yellows 1 1268347 MPY malt extract, peptone, yeast extract agar plates 1 1268346 MPY maltose-peptone-yeast extract 1 1268345 MPY marketable potato yield 1 1268340 MPY menstrual cycles per year 1 1268349 MPY Meteorologically possible yield 1 1268342 MPY milk true protein yield 1 1268341 MPY milli-inch per year 1 1268348 MPY Min Ping Yu 1 1268336 MPY pyridyl-modified molecular motor ligand 1