two loci on the x chromosome have been implicated in choriogenesis by in situ hybridization of poly a-containing rna from choriogenic eggchambers to drosophila polytene chromosomes ( a.c. spradling and a.p . mahowald ( 1979 ) . cell 16 , 589-598 ) : 7e and 12e .
C1708726
loci
C0007634
cell