Phenotypically wild-type for brood size, viability, Dyf and male mating efficiency. Strain OC306 is identical to OC422: the same out-crossed stock was frozen down twice in lab stocks. Reference: Chawla DG, et al. Biol Open. 2016 Sep 15;5(9):1290-8. doi: 10.1242/bio.017442. PMID: 27635036