Multicolor Animals: Using Fluorescent Proteins to Understand Single Cell Behavior
Type
Blog Post
...(orange) (Livet et al., 2007).
Brainbow uses a Cre/lox system to label neurons. Genes encoding the fluorescent...fluorescent protein genes, Cre recombination is required before fluorescence can occur. Cre recombinase can be...developing fish via Cre protein microinjection or crossing of Zebrabow animals to an inducible Cre line. The Schier...gene directly following the promoter is expressed. Cre-mediated deletion of one or several of these genes...system.
One such system is Brainbow 2.0, which uses Cre to trigger the inversion of two genes aligned head-to-head...head-to-head. Another variation, Brainbow 2.1, uses Cre to trigger the inversion of two tandem sets of genes...when crossed with mice expressing the appropriate Cre allele. The Confetti mouse contains the Brainbow ...