β-cyclodextrin complex containing lippia grata leaf essential oil reduces orofacial nociception in mice: evidence of possible involvement of descending inhibitory pain modulation pathway - Siqueira-Lima, Pollyana S.; Araújo, Adriano A. S.; Lucchese, Angélica M.; Quintans, Jullyana S. S.; Menezes, Paula P.; Alves, Péricles B.; Lucca Júnior, Waldecy de; Santos, Marcio R. V.; Bonjardim, Leonardo Rigoldi; Quintans-Júnior, Lucindo J. (Basic & Clinical Pharmacology & Toxicology, 2014)