ScientificWorldJournal. 2014;2014:909586.
Effect of noni (Morinda citrifolia Linn.) fruit and its bioactive principles scopoletin and rutin on rat vas deferens contractility: an ex vivo study.
Pandy V, Narasingam M, Kunasegaran T, Murugan DD, Mohamed Z.

A methanolic extract of noni and its bioactive principles, scopoletin and rutin, inhibited the contraction of isolated rat vas deferens preparations that had been induced by submaximal concentrations of dopamine and noradrenaline. (original abstract available online at https://www.hindawi.com/journals/tswj/2014/909586/).