Worm Breeder's Gazette 1(2): 8a
These abstracts should not be cited in bibliographies. Material contained herein should be treated as personal communication and should be cited as such only with the consent of the author.
Unfertilized oocytes, 'squashy eggs', can be scored on a petri plate by adding a few drops of 0.05% Trypan blue to the surface of the plate. The oocytes take up the dye and worms and zygotes do not. The dye has no apparent effect on the worms left on the plate.