Acta Cir Bras. 2014;29 Suppl 2:10-4.
Evaluation of antitumoral and antimicrobial activity of Morinda citrifolia L. grown in Southeast Brazil.
Candida T, França JP, Chaves AL, Lopes FA, Gaiba S, Sacramento CK, Ferreira LM, França LP.

An ethanol extract of noni fruit decreased cellular activity and proliferation of B16-F10 melanoma cells.  It also inhibited the growth of Staphylococcus aureus and Escherichia coli. (original abstract available online at https://www.ncbi.nlm.nih.gov/pubmed/25229508).