Table 3.

Frequency of Chromosomal Rearrangements by Cre Recombinase

Genotype	Derived from strain	Size of inversion	Clonal GFP^a	Reversion	Reversion %	Inversions	Inversion %
In (3R) DE20y-86E; DE16c-83C	γ	5.7	22.25 (178/8)^a	10/450 (4)^b	2.25
Reversion γ	In (3R) DE20y-86E; DE16c-83C	5.7				6/2179 (3)	0.28
In (3LR) DE16d-79A; DE20z-100D	α	29.5	0.1 (3/30)	0/4500	<0.02
In (3LR) DE20h-62E; DE16c-83C	β	22.6	0.5 (5/10)	0/1100	<0.09
T(2;3) DE18c-45C; DE20d-89A	δϵ		ND	2/1500 (2)	0.13

↵a The total number of larvae has divided the number of EGFP⁺ clones in the anal plates of third instar larvae. ND indicates not determined.
↵b The minimal number of independent events is given in parentheses.

An Efficient Method to Generate Chromosomal Rearrangements by Targeted DNA Double-Strand Breaks in Drosophila melanogaster