Cytotoxic cyclotides from Anchietea pyrifolia, a South American plant species - Bobey, Antonio Fernández; Pinto, Meri Emili Ferreira; Almeida, Larissa Costa de; Souza, Bibiana Monson de; Dias, Nathalia Baptista; Souza, Juliana de Paula; Cilli, Eduardo Maffud; Lopes, Norberto Peporine; Costa-Lotufo, Letícia Veras; Palma, Mario Sergio; Bolzani, Vanderlan da Silva (Journal of Natural Products, 2022)