"Borriello was simply an opportunity that we tried to take," the director general told Sky Italia television.
"We proposed the loan, but could not do any more than that. Then Roma intervened."
The Giallorossi also took Borriello on loan at a cost of 2m, but have promised to make the move permanent in July for 13m.
"As for Kaladze, that was little more than a conversation we had with Adriano Galliani at Milan.