MICER vector MHPP352i17 (coordinates of homology region 16:74930370-16:74937378 Mb; mouse assembly GRCm38/mm10) and an un-specified MICER vector were used to insert loxP sites proximal to Lipi and distal to Hunk. Cre-mediated recombination duplicated the sequence floxed by loxP sites. (J:227899)