<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.genengnews.com/gen-news-highlights/newly-identified-brain-mscs-differentiate-along-mesenchymal-neuronal-lineages/81246656/?kwrd=Adult%20Stem%20Cells>