The retinoid X receptor agonist bexarotene (Targretin) synergistically enhances the growth inhibitory activity of cytotoxic drugs in non-small cell lung cancer cells. - Hermann TW; Yen WC; Tooker P; Fan B; Roegner K; Negro-Vilar A; Lamph WW; Bissonnette RP (Lung cancer (Amsterdam, Netherlands), 2005)