You can use XSL: copy-of to copy the whole IDN tree to the output, as before, but you can also use the variable in a path expression without a node-set conversion.

They found changes in gene expression that help explain how effective treatment leads to conversion of aggressor into protector cells.

The combination of this kind of nouns with degree words makes up the vacant problem of adjectives semantic expression and results in the conversion of some nouns to both nouns and adjectives.