<http://schema.org/caption>
"US researchers have engineered a bacterium whose genetic material includes DNA or bases  not found in nature (Image: &lt;a href=\"http://www.shutterstock.com/pic.mhtml?id=134698571&amp;src=id\" target=\"_blank\"&gt;Shutterstock&lt;/a&gt;)"^^<http://www.w3.org/2001/XMLSchema#string>
<http://newatlas.com/artificial-dna-scripps/32003/>