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1.
Thepotentialforregenerationofhaircellsintheavianbasilarpapilla(cochlea)wasfirstsuggestedwhenCruzetaltl]demonstratedrecoveryofhaircellnumbersfollowingototoxicdruginsult.AtthesametimeCotancheandhiscollaboratorsLZ.saof)servedthathaircellstereociliawerereplacedfollowingacoustictraumaandattributedthistotheregenerationof.newhaircells.Morerecently,regenerationofhaircellsandsupportingcellsfollowingacoustictraumahasbeendemonstratedbyDANlabelingwithtritiatedthymidineinbothneonatalchicks(4]andsexuallym… 相似文献
2.
给1d龄雏鸡按200mg/(kg·d)剂量肌注卡那霉素连续10d后,用肾上腺素0.5mg/(50g·d)共治疗7d,随后分别间隔0、1、2、3和4周处死,对其耳蜗基底乳头行扫描电镜和光镜观察。结果发现肾上腺素对鸡受损的毛细胞再生有明显的促进作用,其作用为使毛细胞再生数目增多,分化增殖显著加速。但其机制尚不明了。 相似文献