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Antiprotozoal and antioxidant alkaloids from Alternanthera littoralis.
Koolen HH, Pral EM, Alfieri SC, Marinho JV, Serain AF, Hernández-Tasco AJ, Andreazza NL, Salvador MJ. Koolen HH, et al. Among authors: pral em. Phytochemistry. 2017 Feb;134:106-113. doi: 10.1016/j.phytochem.2016.11.008. Epub 2016 Nov 23. Phytochemistry. 2017. PMID: 27889243
Elastase secretion in Acanthamoeba polyphaga.
Ferreira GA, Magliano AC, Pral EM, Alfieri SC. Ferreira GA, et al. Among authors: pral em. Acta Trop. 2009 Nov;112(2):156-63. doi: 10.1016/j.actatropica.2009.07.015. Epub 2009 Jul 24. Acta Trop. 2009. PMID: 19632188
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