Original sentence: The wide range of science and technology developed by Hughes Aircraft never included medical applications because the company was owned by the Howard Hughes Medical Institute.This restriction was imposed to avoid any appearance of a conflict of interest
Edited sentence: The amazing range of science and technology spawned by the workers at Hughes Aircraft never included medical applications, because the company was a property of the Howard Hughes Medical Institute, which exists to this day.This restriction was imposed to avoid even the appearance of a conflict of interest