split-intein Gal4 provides intersectional genetic labeling that is repressible by Gal80.
Ewen-Campen B, Luan H, Xu J, Singh R, Joshi N, Thakkar T, Berger B, White BH, Perrimon N. Proc Natl Acad Sci U S A. 2023 Jun 13; 120(24):e2304730120. Epub 2023 Jun 5.