Table 1. Animal models of SNHL induced by aminoglycoside antibiotics.
Drug | Animal | Route | Dose | Schedule | Duration | Ototoxicity | Reference |
---|---|---|---|---|---|---|---|
Kana + bume | Mouse | s.c. + i.p. | 1 mg/g + 0.05 mg/g | Single-dose | 1 day | Loss of OHCs and delayed loss of IHCs | (39) |
Kana | Guinea pig | s.c. | 500 mg/kg | 1× daily | 7 days | Loss of OHCs, IHCs, and SGNs | (43) |
kana | Mouse | s.c. | 800 mg/kg | 2× daily | 15 days | Loss of OHCs. DPOAE thresholds shifted and ABR thresholds increased | (44,45) |
Kana + furo | Mouse | s.c. + i.p. | 1 g/kg + 300 mg/kg | Single-dose | 1 day | Loss of OHCs and IHCs | (46) |
Kana + furo | Rat | RWN | 200 mg/mL + 50 mg/mL | Single-dose | 1 day | ABR thresholds increased at 8–40 kHz | (47) |
Kana + furo | Guinea pig | s.c. + RWN | 200 mg/kg + 100 mg/kg | Single-dose | 1 day | Loss of OHCs, IHCs, and SGNs. CAP thresholds shifted | (48) |
Kana + furo | Mouse | i.p. | 900 mg/kg + 50 mg/kg | 2× daily | 15 days | Loss of OHCs and IHCs, and SGNs damaged. ABR thresholds increased to 20 dB at 16 kHz, 35 dB at 22 kHz, and to maximum at 32 kHz | (49) |
Gent | Mouse | i.p. | 200 mg/kg | 3× per week | 1 week | ABR threshold increased | (50) |
Gent + etha | Chinchilla | i.m. + i.v. | 125 mg/kg + 40 mg/kg | Single-dose | 1 day | Stereocilia and a cuticular plate of OHC and IHC damaged | (51) |
Gent | Guinea pig | i.t. | 0.1 mL | Single-dose | 1 day | ABR thresholds increased | (52) |
Neo | Mongolian gerbil | i.t. | 40 mM | Single-dose | 1 day | ABR average thresholds increased to 40 dB | (53) |
Amik | Rat | i.m. | 600 mg/kg | 1× daily | 15 days | Reduced amplitude of DPOAE | (54) |
SNHL, sensorineural hearing loss; kana, kanamycin; amik, amikacin; gent, gentamycin; neo, neomycin; bume, bumetanide; furo, furosemide; etha, ethacrynic acid; i.v., intraveneous; i.m., intramuscular; s.c., subcutaneous; i.p., intraperitoneal; RWN, round window niche; RWM, round window membrane; i.t., intratympanic; OHCs, outer hair cells; IHCs, inner hair cells; SGNs, spiral ganglion neurons; DPOAE, distortion product otoacoustic emission; ABR, auditory brainstem response; CAP, compound action potential.