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Restriction map of recombinant plasmids. M1: 1 kb DNA ladder marker; lane 1: pVAX1-G250/HindIII + KpnI; lane 2: pVAX1/HindIII + KpnI; lane 3: PCR product of G250. M2: 1 kb DNA ladder mark; lane 4: pVAX1-G250-GM/KpnI + XbaI; lane 5: pVAX1-CAIX/KpnI + XbaI; lane 6: PCR product of hGM-CSF; M3: 150 bp DNA ladder marker.
