Four new cycloartane-type triterpenoids from the leaves of Combretum mellifluum Eichler: assessment of their antioxidant and antileishmanial activities - Silva, Jaelson Santos; Ferreira, Éverton Leandro França; Maciel Lima, Amanda; Farias, Ruth Raquel Soares de; Araújo, Bruno Quirino; Quilles Junior, José Carlos; Santos, Rodolfo Ritchelle Lima; Carvalho, Fernando Aécio de Amorim; Rai, Mahendra; Vieira Júnior, Gerardo Magela; Chaves, Mariana Helena (Journal of Toxicology and Environmental Health, Part A, 2021)