NewslettersCancer Stem Cell News Mex3a Marks Drug-Tolerant Persister Colorectal Cancer Cells That Mediate Relapse after Chemotherapy By lbeveridge - July 6, 2022 0 Patient-derived organoids expand from highly proliferative LGR5+ tumor cells; however, scientists discovered that lack of optimal growth conditions specified a latent LGR5+ cell state. [Nature Cancer] Abstract