Original ResearchPublished 24 September 2026Fatty acid profile and antimicrobial activity of chloroform extracts from the red microalga Porphyridium purpureum against pathogenic intestinal bacteriaNatália Popiorek dos Santos · Rodolfo Moreira Baptista · Bruno Galler Kubelka · Marcelo Gonçalves Montes D’Oca · Jéssica Thais de Lima · Danielle Tapia Bueno · Amanda Fonseca Leitzke · Daniela Fernandes RamosFrontiers in Natural Productsdoi 10.3389/fntpr.2026.1884549