Table 4. Examples of lipophorin receptors in insects.

	Insect	Function of protein	Literature data
Fatty acid binding protein (FATB)	Aedes aegyptii	function not established yet	Zheng, Blair & Bradley (2013)
	Aedes albopictus	lipid storage before diapause	Reynolds et al. (2012)
	Anopheles gambiae	function not established yet	Esteves & Ehrlich (2006); Zheng, Blair & Bradley (2013)
	Apis mellifera	retinoic acid binding	Evans & Wheeler (1999); Esteves & Ehrlich (2006);Zheng, Blair & Bradley (2013)
	Culex pipiens	fat storage during early diapause	Sim & Denlinger (2009)
	Dipetalogaster maxima	transport of FFAs in the thoracic muscles during flight	Cavagnari et al. (2000)
	Drosophila melanogaster	mediated signalling in both sleep/ wake and memory-related processes	Gerstner et al. (2011)
	Panstrongylus megistus	transfer of FFAs to developing oocytes by a non-endocytic mechanism and then segregation into lipid droplets	Fruttero et al. (2011)
	Schistocerca gregaria	transport of FFAs to the flight muscle during flight	Wu & Haunerland (2001); Rajapakse et al. (2019)
Fatty acid translocase (FAT/CD36)	Aldrichina grahami	an important component of protecting olfactory function	Han et al. (2020)
	Aulacocentrum confusum	function not established yet	Li et al. (2021)
	Bombyx mori	selective carotenoid transport for cocoon coloration; transport of FFAs in the larvae midgut	Sakudoh et al. (2010); Zhang et al. (2020))
	Calliphora stygia	function not established yet	Leitch et al. (2015)
	Cotesia vestalis	function not established yet	Liu et al. (2020)
	Drosophila melanogaster	involved in the oviposition response to C6–C9 fatty acids	Scheuermann & Smith (2019)
	Galleria mellonella	function not established yet	Li et al. (2021)
	Hermetia illucens	mediates responses to lipid pheromones	Xu et al. (2020)
	Microplitis mediator	involved in perceiving plant volatiles and sex pheromones	Shan et al. (2020)
	Phormia regina	might solubilize and deliver palmitic, stearic, oleic, and linoleic acids to the midgut during feeding	Ishida, Ishibashi & Leal (2013)
	Rhodnius prolixus	function not established yet	Ribeiro et al. (2014)
Fatty acid transport protein (FATP)	Anopheles gambiae	functionally implicated in cuticular hydrocarbons biosynthesis in oenocytes	Grigoraki et al, (2020a), Grigoraki et al, (2020b)
	Apis mellifera	transport of fatty acids for the production of ethyl oleate from the fat body to the honey crop/oesophagus, could be responsible for the transport/removal of ethyl oleate	Castillo et al. (2012)
	Bombus terrestris	mediate uptake of extracellular FFAs in the pheromone gland	Buček et al. (2016)
	Drosophila melanogaster	transport of FFAs; synthesis of VLCFA; mediating in FFAs uptake into the nervous system	Rittschof & Schirmeier (2018); Van Den Brink et al. (2018); Poidevin et al. (2021)
	Musca domestica	FFAs uptake in the midgut	Barroso et al. (2021)
	Rhodnius prolixus	function not established yet	Alves-Bezerra et al. (2016)