Polyphenol profile by UHPLC-MS/MS, anti-glycation, antioxidant and cytotoxic activities of several samples of propolis from the northeastern semi-arid region of Brazil oleh Jadriane de Almeida Xavier, Iara Barros Valentim, Fabiana O. S. Camatari, Alberto M. M. de Almeida, Henrique Fonseca Goulart, Jamylle Nunes de Souza Ferro, Emiliano de Oliveira Barreto, Bruno Coelho Cavalcanti, Carla B. G. Bottoli, Marília Oliveira Fonseca Goulart