sentence: These results strongly suggest that FABP4 secretion does not depend on MVBs and exosomes.Cytoplasmic proteins such as Acb1 in yeast ( Duran et al ., 2010 ; Manjithaya et al ., 2010 ) and IL-1 β in mammalian cells ( Dupont et al ., 2011 ; Zhang et al ., 2015 ) are reported to require autophagy-related genes ( Atg ) for their secretion .