Abstract Background Members of the PDGF family have been suggested as potential biomarkers for papillary thyroid carcinomas (PTC). However. it is known that both expression and stimulatory effect of PDGF ligands can be affected by inflammatory cytokines. We have performed a microarray study in a collection of PTCs. https://www.parisnaturalfoodes.shop/product-category/canadian-pine-bark-extract/