To test out a device that keeps embryos in motion, researchers placed early-stage mouse embryos into a thimble-sized funnel, at the bottom of which were tiny channels through which fluids flowed. Credit: University of Michigan.From Live Science:
Like babies that can be lulled to sleep with swaying, embryos also prefer to be rocked.
By gently rocking embryos while they grew during in vitro fertilization, scientists increased pregnancy rates in mice by more than 20 percent. The same rock-a-bye procedure could lead to more success for in vitro fertilization in humans, the researchers say.
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