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. Author manuscript; available in PMC: 2020 Jul 11.
Published in final edited form as: Methods Mol Biol. 2019;1874:191–210. doi: 10.1007/978-1-4939-8831-0_11

Table 2.

Summary of targeting experiments for the second loxP site

Target site No. of embryos injected/implanted Mice weaned Mice w/two loxPs Mice w Ids loxPs Germline transmission (het/hm)
Six-Up 105/74 32 7 4 3(1/2)
Six-In 51/36 11 4 2 2 (2/0)