The Brainbow 1.0 cassette (encoding lox2272-flanked dTomato, lox2272/loxP-flanked mCerulean, and EYFP fluorescent markers) was placed under the control of a CAG (cytomegalovirus (CMV) early enhancer element and chicken beta-actin) promotor. Lines 2 and 3 were generated. (J:199712)