CNTNAP2 and autism: In mice, loss of Cntnap2 function causes autism-like behaviors (Peñagarikano et al., 2011), as well as several sensory abnormalities such as hypersensitivity to painful stimuli (Dawes et al., 2018) and alterations in auditory (Scott et al., 2018) as well as olfactory behaviors (Gordon et al., 2016).