it was shown that in the cells of both e. coli and b. subtilis there is synthesized protein interacting by the radio-immunological data with antibodies to porcine insulin , a large portion of immunologically active protein being detected in the periplasmic space of e. coli cells and in the culture fluid of b. subtilis cells which was indicative of proinsulin secretion directed by the alpha-amilase regulatory elements .
C0007634
cells
C0034987
regulatory elements