LAMP1 and supranuclear palsy, progressive, 1: The study revealed decreased early endosomal antigen 1 and increased lysozyme in PSP, increased lysosomal-associated membrane proteins 1 and 2, microtubule-associated protein 1 light chain 3, and lysozyme in CBD, and decreased lysosomal-associated membrane proteins 1 and 2 in PD [107].