7beta-Hydroxycholesterol, a major cytotoxin in oxidized LDL, induces Ca(2+) oscillations, MAP kinase activation and apoptosis in human aortic smooth muscle cells.

Nonan-5-ol (5-nonanol) can be used to synthesize molecular imprinting pseudo-template polymers.

Plumbagin is a yellow dye, formally derived from naphthoquinone. It is named after the plant genus Plumbago, from which it was originally isolated.