Image of fruit fly epithelial cells (pseudo colored in this micrograph)
Epithelial Cell Signaling Helps Maintain Tissue Integrity
Using a transgenic fruit fly model, researchers demonstrate how epithelial barriers are maintained in living organisms despite high levels of cell turnover and death.
Epithelial Cell Signaling Helps Maintain Tissue Integrity
Epithelial Cell Signaling Helps Maintain Tissue Integrity

Using a transgenic fruit fly model, researchers demonstrate how epithelial barriers are maintained in living organisms despite high levels of cell turnover and death.

Using a transgenic fruit fly model, researchers demonstrate how epithelial barriers are maintained in living organisms despite high levels of cell turnover and death.

ABOVE: Romain Levayer
healing
Nari's Shark Bite
Jef Akst | Dec 1, 2011
In February 2009, a bottlenose dolphin named Nari swam up to the Tangalooma Wild Dolphin Resort on Moreton Island off Australia’s Queensland. 
Cetacean Cures
Jef Akst | Dec 1, 2011
Dolphins heal amazingly quickly from shark bites, with no swelling, infection, and seemingly little pain, but how do they do it?