Interactions between two key structures within cells help establish the front-to-back “polarity” that is essential to cell migration, according to a new study by Weill Cornell Medicine researchers. Interactions between two key structures within cells help establish the front-to-back “polarity” that is essential to cell migration, according to a new study by Weill Cornell Medicine researchers. Cell & Microbiology Molecular & Computational biology Phys.org – latest science and technology news stories