grp (chk1) replication-checkpoint mutations and DNA damage trigger a Chk2-dependent block at the Drosophila midblastula transition.
Takada S, Kwak S, Koppetsch BS, Theurkauf WE. grp (chk1) replication-checkpoint mutations and DNA damage trigger a Chk2-dependent block at the Drosophila midblastula transition. Development. 2007 May; 134(9):1737-44.