Sundaresan's team previously showed that BBM1 is an essential trigger for plant embryo development, and that activating this gene in eggs can override the need for fertilization. "Switching on ...

Clumps of embryonic stem cells given one brief molecular stimulation start arranging themselves in a way that resembles a mouse embryo, down to the timing of when the cells switch on particular ...

"The embryo can apparently sense the space provided by the enveloping structures (silique ... 19990 Provided by Leibniz ...