Quantification of osteoclasts into dental alveoli of Wistar rats treated with extracts of propolis pure with and without contamination bacterial lipopolysaccharide - Pereira, Y. C. L.; Iyomasa, Mamie Mizusaki; Issa, João Paulo Mardegan; Ervolino, E.; Mishima, F. (Reunião Anual da Federação de Sociedades de Biologia Experimental (FeSBE), 2011)