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A limb wound of an adult frog usually leads to the formation of a cartilaginous ‘spike’ (left). However, treatment with progesterone using a silk hydrogel device for 24 hrs led to the formation of a paddle-like structure (right). (Celia Herrera-Rincon)

Bioreactor device helps regrow legs on frogs

A group of researchers has created a device that can incite partial hindlimb recovery in grown-up oceanic African ripped at frogs (Xenopus laevis) by...
Fetus inside the womb

Scientists rescue embryos from brain defects by redesigning cellular voltage patterns

For the first time, Tufts University biologists have demonstrated that electrical patterns in the developing embryo can be predicted, mapped, and manipulated to inhibit...
Scientists enlighten the causes of postpartum depression using new research model

Scientists enlighten the causes of postpartum depression using new research model

Postpartum depression strikes almost one out of five new moms, who may encounter tension, extreme weakness, powerlessness to bond with their kids and self-destructive...

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