KochLab Stuff E. Coli Information April 10, 2012 Anthony Leave a comment I completely forgot to mention that I bought new competent cells from Invitrogen. Here is the information. Share this:Click to email this to a friend (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on LinkedIn (Opens in new window)Like this:Like Loading...