Fig. 2From: From clinical management to personalized medicine: novel therapeutic approaches for ovarian clear cell cancerRecent-known mechanism of chemoresistance. There are five mechanisms thought to be involved in the lack of response of colorectal adenocarcinoma to pharmacological treatment, including drug efflux (A), drug inactivation (B), nucleotide excision repair (C), growth-factor signaling (D) and cell-cycle control (E)Back to article page