The starburst-AGN connection in local and distant galaxies is relevant for understanding galaxy formation and evolution, the star formation and metal enrichment history of the universe, the origin of the extragalactic background at low and high energies, and the origin of nuclear activity in galaxies. ... In this contest, I'm interested in detremining the Infrared spheroid (bulge) structural parameters obtained by a two-dimensional image in galaxies with well known BH masses. ...