5.its transforming activity. Thefrequency of transformation is 2.1×10~6CFU/μg DNA.
5.its transforming activity. Thefrequency of transformation is 2.1×10~6CFU/μg DNA.
5.pCB_2具有生物活性,其转化频率为2.1×10~6CFU/μgDNA。
5.its transforming activity. Thefrequency of transformation is 2.1×10~6CFU/μg DNA.
5.pCB_2具有生物活性,其转化频率为2.1×10~6CFU/μgDNA。