Low concentration of my MeOH extract give me a percentage of viability cells of 50% but once I exceed this dose it becomes non-cytotoxic ??

I test the cytotoxicty of my methanolic extract via MDA mb cancer cells. the low concentration of my methanolic extract give me a percentage of viability of 50% but once I exceed this dose it...

06 March 2018 5,740 3 View