Oh, oops... sorry! :D I'm an idiot, I pasted the wrong thing.
Mods, would it be possible to remove that link? Please? I can't seem to edit that post.
Anyways the paper is:
CSH Protoc. 2007 Jul 1;2007
Cre Recombinase Gene Transfer In Vitro and Detection of loxP-Dependent Recombination.
Ohtsubo K, Marth JD.
Sorry for the confusion!
CC