N-acetyl-cysteine prevents age-related hearing loss and the progressive loss of inner hair cells in γ-glutamyl transferase 1 deficient mice.
Ding D, Jiang H, Chen GD, Longo-Guess C, Muthaiah VP, Tian C, Sheppard A, Salvi R, Johnson KR. Aging (Albany NY). 2016 Apr; 8(4):730-50.