By Nate Raymond BOSTON (Reuters) – Harvard University on Friday urged a judge in Boston to dismiss lawsuits by families accusing it of mishandling the bodies of loved ones that were donated to its medical school and whose organs and parts were then sold on the black market by the former manager of its morgue. Martin Murphy, a lawyer for the school, told a state court judge that Harvard Medical School was “deeply sorry for the uncertainty and pain” families suffered as a result of the alleged conduct of its ex-morgue manager, Cedric Lodge, who has been indicted for selling body parts on the bla…