Understanding the role of electrostatic interactions on the association of 5-fluorouracil to chitosan-TPP nanoparticles - Santos, Aline Martins dos; Carvalho, Suzana Gonçalves; Ferreira, Leonardo Miziara Barboza; Chorilli, Marlus; Gremião, Maria Palmira Daflon (Colloids and Surfaces A, 2022)