2022. Antioxidative Propolis From Stingless Bees (Heterotrigona Itama) Preserves EndotheliumDependent Aortic Relaxation of Diabetic Rats: The Role of Nitric Oxide and Cyclic Guanosine Monophosphate. Brazilian Journal of Pharmaceutical Sciences. 57, (Nov. 2022). DOI:https://doi.org/10.1590/s2175-97902020000419187.