cytoplasm By Ivan Suarez Robles 14 Nov, 2010 The part of the cell that surrounds the nucleus. Also called ‘cytosol’.Related Articles: Inhibition of mitochondrial protein import by mutant huntingtinGlossary: nuclear membraneHuntingtin Protein and Protein AggregationAn Introduction to DNA and Chromosomes (Text and Audio)An Introduction to Proteins