bone

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Hyenas related to cats?

Ever wonder what dogs and hyenas have in common? Would you be surprised to learn that hyenas are more closely related to cats than dogs? In fact, according to this video thesis, the shared bone-crushing abilities of dogs and hyenas is actually an example of convergent evolution.

Building bones from fat

Drs. Chia Soo and Bruno Péault, from the Eli and Edythe Broad Center of Regenerative Medicine and Stem Cell Research at UCLA, have found a way to turn stem cells from fat tissue into bone of higher quality than that grown with prior techniques. The mesenchymal stem cells (MSCs) isolated from the fat tissue may develop into bone,…