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.
Axl came up with the Sweet Child O' Mine lyrics based on a poem heâd written for his girlfriend of the time, Erin Everly. âI was f**king around with this stupid little riff. Axl said, Hold the f**king phones! That's amazing!,â Slash said.