Pepsin and other proteolytic enzymes are used in the laboratory analysis of various proteins. Pepsin and papain are often used to generate antibody fragments.
Sweet Love of Mine by Joy Williams Songfacts. 1  Joy Williams wrote this soulful number for her baby son, Miles. 2  More songs from Joy Williams. 3  More songs written for a son or daughter.
All My Love by Led Zeppelin Songfacts. 1  Zeppelin vocalist Robert Plant and bass player John Paul Jones wrote this. The band had drifted apart, with guitarist Jimmy Page and drummer John Bonham hanging out together and rarely showing up on time for recording sessions.