the distribution of microtubules ( mt ) , microfilaments ( mf ) , and patterns of cell-to-substratum adhesion were studied by tubulin antibody labeling , nbd-phallacidin staining and by reflection interference contrast ( ric ) microscopy respectively in colonies of differentiating rpe cells obtained from explants after 10 days in culture .
C0026046
microtubules
C0041348
tubulin