Cardiologist Stephan Sinatra published journal articles on a coenzyme that is ubiquitous in animals and most what?
Stephen Sinatra:  He has published journal articles on cholesterol and coenzyme Q. Coenzyme Q10: Coenzyme Q, also known as ubiquinone, ubidecarenone, coenzyme Q, and abbreviated at times to CoQ , CoQ, or Q is a coenzyme that is ubiquitous in animals and most bacteria (hence the name ubiquinone).
bacteria