NewslettersMammary Cell News Extracellular Guanosine and Guanine Nucleotides Decrease Viability of Human Breast Cancer SKBR-3 Cells By Laurisa Dohm - October 26, 2023 0 Treatment with guanosine or guanine nucleotides increased mitochondrial production of reactive oxygen species, and modified the cell cycle. [Biological & Pharmaceutical Bulletin] Abstract