We’re one step closer to faster, quieter flights. NASA has awarded a nearly quarter-billion dollar contract to Lockheed Martin for the development of a supersonic jet plane that can break the sound ...
Sonic hedgehog (Shh) signalling, mediated by Patched and Smoothened, functions as a morphogen or a mitogen during many developmental processes 1,2,3. Mutations in the Shh pathway components lead to ...
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