Table 1.
OSN type | Co-receptor | Latency of response | Adaptation | Adult sensory organ | Sensory modality |
---|---|---|---|---|---|
OR-expressing neuron | Yes (ORCO) (Larsson et al., 2004; Benton et al., 2006) | 2 ms (Szyszka et al., 2014) | Yes (Störtkuhl et al., 1999; Nagel and Wilson, 2011; Martelli et al., 2013; Cao et al., 2016) |
Antenna Basiconic, Trichoid and Coeoloconic sensilla* Palps Basiconic sensilla (Couto et al., 2005) |
Olfaction Food odors (Hallem et al., 2004; Hallem and Carlson, 2006) Pheromones (Benton et al., 2007; Kurtovic et al., 2007; van der Goes van Naters and Carlson, 2007) |
IR-expressing neuron | Yes (IR25a, IR8a, IR76b, IR93a) (Benton et al., 2009; Abuin et al., 2011; Sánchez-Alcañiz et al., 2018) | - | No (Benton et al., 2009; Cao et al., 2016) |
Antenna, Coecolonic sensilla, sacculus (Benton et al., 2009) |
Olfaction Food odors (Benton et al., 2009; Abuin et al., 2011; Silbering et al., 2011) Pheromones (Koh et al., 2014) |
Labella Pharynx Labral Sense Organ Dorsal Cibarial Sense Organ Ventral Cibarial Sense Organ Leg Wing margin (Koh et al., 2014; Sánchez-Alcañiz et al., 2018) |
Taste Polyamines (Hussain et al., 2016) Salt (Zhang et al., 2013; Lee et al., 2017, 2018) Aminoacids (Croset et al., 2016; Ganguly et al., 2017) Fatty acids (Ahn et al., 2017; Tauber et al., 2017) Sugar (Joseph et al., 2017) Carbonation (Sánchez-Alcañiz et al., 2018) |
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Antenna, sacculus and arista (Benton et al., 2009) |
Hygrosensation (Enjin et al., 2016; Knecht et al., 2016, 2017) Temperature sensing (Knecht et al., 2016; Ni et al., 2016) |
*Only one OR has been ascribed to coeloconic sensilla.