Text this: PLGA nanoparticles and microspheres for controlled drug delivery.

             ___      _____      ___      _____   
    ___     / _ \\   / ____||   / _ \\   / ____|| 
   /   ||  / //\ \\ / //---`'  / //\ \\ / //---`' 
  | [] || |  ___  ||\ \\___   |  ___  ||\ \\___   
   \__ || |_||  |_|| \_____|| |_||  |_|| \_____|| 
    -|_|| `-`   `-`   `----`  `-`   `-`   `----`  
     `-`