publication Journal Article 2013 In vitro antiprotozoal activity of triterpenoid constituents of Kleinia odora growing in Saudi Arabia more of publication In vitro antiprotozoal activity of triterpenoid constituents of Kleinia odora growing in Saudi Arabia by - Al Musayeib, N. M., Mothana, R. A., El Gamal, A. A., Al-Massarani, S. M., & Maes, L. 2013 Study of the in vitro antiplasmodial, antileishmanial and antitrypanosomal activities of medicinal plants from Saudi Arabia. by Al-Musayeib, N. M., Mothana, R. A., Al-Massarani, S., Matheeussen, A., Cos, P., & Maes, L. 2012 Acylated pregnane glycosides from Caralluma sinaica by Al-Massarani, S. M., Bertrand, S., Nievergelt, A., El-Shafae, A. M., Al-Howiriny, T. A., Al-Musayeib, N. M., Cuendet, M., & Wolfender, J.-L. 2012