<p>Image of a 3-D bioprinted blood retina barrier tissue model by Min Jae Song and Kapil Bharti. 
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Credit: NIH, NCATS, and National Eye Institute
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/64860478@N05">National Center for Advancing Translational Sciences</a> from Bethesda, MD
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/64860478@N05/42479582471/">3-D Bioprinting</a>