A registered nurse accused of running an unlicensed in-home health care business has pleaded not guilty to criminal charges in Santa Barbara Superior Court. The District Attorney’s Office filed 77 felony charges related to theft, burglary, embezzlement and more against 71-year-old Rosanne Marquis of Santa Barbara earlier this year. The District Attorney’s Office alleged that while running an unlicensed health care business — which she had operat…