Can i use chemically competent e.coli cells bought from Promega as starting material to again make them competent by multiplying on SOC/LB medium?

I have JM109 competent cell from PROMEGA.As the stock is about to finish, iam planning to make more competent cells following usual CaCl2 mediated protocol.My question is whether JM109 that is...

07 July 2023 5,788 2 View