Title: Immunosuppressive iridoids from the fruits of Gardenia jasminoides.
Journal: Journal of natural products 20051101
Title: Lucia Maria Conserva, et al. Borreria and Spermacoce species (Rubiaceae): A review of their ethnomedicinal properties, chemical constituents, and biological activities. Pharmacogn Rev. 2012 Jan;6(11):46-55.