Gooding, C.

expression level mel-c 88 cells clone globin protein plcr /ec system transfected vector mel-c expression levels induction sequence mel cells heterologou figure growth acids research hgh cdna cell clones pec 2 promoter region expression cassette plasmid population number result assay position analysis transfection term induction addition b-globin hgh assay cassette serum vector pec 3 sample medium range pec 3 vector culture grosveld mouse globin mrna blot analysis position effects heterologous proteins globin lcr research b-globin gene differentiation foetal uninduced mouse erythroid method experiment genomic intron genomic sequences supernatant hgh gene effect polylinker u.s.a polyadenylation animal cells cdna expression vectors rna analysis 3- globin promoter 2 mm glutamine bamh i calcium phosphate precipitation b-globin promoter melc 88 cells heterologous genes cla i