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Hydractinia Polyp

Editor's Pics  
Published: July 7, 2020
 
Credit: Timothy DuBuc, Ph.D., Swarthmore College

This image shows a male sexual polyp of the cnidarian Hydractinia symbiolongicarpus, a species of water-residing animals.

Piwi1-positive spermatogonia are shown in yellow; spermatocytes are purple; cell nuclei are in turquoise. Germ cell induction and all stages of gametogenesis can be visualized in these clonal animals.


Hydractinia Polyp

Credit: Timothy DuBuc, Ph.D., Swarthmore College
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