Ondrusek, Nancy K.
(Brock University, 1987-07-09)
A new system was employed to study amplification of
t,he DHF'R gene DFB,1 ) in Sa<,:;charoillYCB§. .Q~~Yi...S!i<;1~. . This
system consists of a series of yeast strains containing a
casset,te which encodes t he yeast, ...