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. 2021 Jan 22;30(1):91–104. doi: 10.1007/s11248-020-00226-7

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Fig. 6 — Cre reporter/test transgenic line. This line is used to test the function of Cre driver lines. The “LoxP-Stop-LoxP” cassette between the promoter pCA and GFP/LacZ reporters prevents expression of the reporters. Upon Cre recombination between the two loxP sites, the “stop” cassette is removed and GFP/LacZ reporters are expressed