{TAIL ~ The present invention} provides purified and isolated chemokine protein, fragments and polypeptide analogs thereof, antibodies thereto, and materials and methods for {HEAD ~ the recombinant production} thereof 
{ TAIL ~ The present invention } provides purified and isolated chemokine protein , fragments and polypeptide analogs thereof , antibodies thereto , and materials and methods for { HEAD ~ the recombinant production } thereof
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