CLN3 and juvenile neuronal ceroid lipofuscinosis: Cln3 has also been implicated in Dictyostelium’s osmoregulation, and osmoregulatory defects have been observed in mammalian cell models of Batten disease (Stein et al., 2010; Getty et al., 2013; Tecedor et al., 2013; Mathavarajah et al., 2018).