Etc.

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A Wikipedian thought this users work was worthy of a barnstar.

 
I, skorpion award this Barnstar to Peter Znamenskiy for a fantastic effort writing the Viral vector article.
  The Tireless Contributor Barnstar
I, Mike Jones award this Tireless Contributor Barnstar to Peter Z for a countless number of reasons, but specifically Hedgehog signaling pathway. I don't wish for you to miss out on some recognition just because you work on obscure science topics. Kudos!