In the remnant rainforests of coastal far-north Queensland, bushwalkers may be lucky enough to catch a glimpse of a diminutive marsupial that's the last living representative of its family.

Preclinical models of Parkinson's disease (PD) have been developed using intracerebroventricular (i.c.v.) injection of 6-hydroxydopamine (6-OHDA) to induce neurodegeneration and motor dysfunction.