otoprotection CCG-4986 1 KCNQ4 activator 1 Medicine 1 TrkB 1 adenosine A1 receptor 1 adjunctive therapy 1 age-related hearing loss 1 aging 1 aminoglycosides 1 astrocytes 1 auditory brainstem 1 blood-labyrinth barrier 1 brain-derived neurotrophic factor 1 chronic oral treatment 1 circadian dysregulation 1 cisplatin 1 clock genes 1 cochlear nucleus 1 cochlear rescue 1 d-galactose 1 deafness 1 development 1 gap junctions 1 hearing loss 1 hearing protection 1 high-fat diet 1 hyperbaric oxygenation 1 hypoxic 1 inferior colliculus 1