{\rtf1\ansi\deff0\deftab360 {\fonttbl {\f0\fswiss\fcharset0 Arial} {\f1\froman\fcharset0 Times New Roman} {\f2\fswiss\fcharset0 Verdana} {\f3\froman\fcharset2 Symbol} } {\colortbl; \red0\green0\blue0; } {\info {\author Biblio}{\operator }{\title Biblio RTF Export}} \f1\fs24 \paperw11907\paperh16839 \pgncont\pgndec\pgnstarts1\pgnrestart Pirraco R. P., Marques A. P., and Reis R. L., "Co-culture models: understanding and regulation of cell proliferation and differentiation mechanisms", \i International Courses on Toxicology ? Stem Cells as a Tool in Toxicology, Center for Neurosciences and Cell Biology, University of Coimbra\i0 , 2007.\par \par }