TY - RPRT TI - Comparison of the effects of metformin on MDA-MB-231 breast cancer cells in a monolayer culture and in tumour spheroids as a function of nutrient concentrations AU - Bizjak, M. AU - Malavasic, P. AU - Pirkmajer, S. AU - Pavlin, M. PY - 2018 DO - 10.1101/351742 UR - https://www.biorxiv.org/content/10.1101/351742v1 ID - 10.1101/351742 ER -