An original paper by Yamashita et al, A02, has been published.

Atsumi N, Yasumatsu K, Takashina Y, Ito C, Yasui N, Margolskee RF, Yamashita A. Chloride ions evoke taste sensations by binding to the extracellular ligand-binding domain of sweet/umami taste receptors. eLife. 12:e84291 (2023) https://doi.org/10.7554/eLife.84291