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Inverted micrographs of HeLa cells grown in the absence and presence of the oligosiloxane modified thiophenes. Panels A and D are control after 18 h and 7 days, respectively. Panels B and E are poly(VI)-co-poly(3-methylthiophene) (50/50, w/w), after 18 h and 7 days, respectively. Panels C and F are poly(VII)-co-poly(3-methylthiophene) (50/50, w/w), after 18 h and 7 days, respectively.
