產(chǎn)品介紹
細(xì)胞免疫廣義指經(jīng)特異性細(xì)胞(如細(xì)胞毒T淋巴細(xì)胞)和非特異性細(xì)胞(如巨噬細(xì)胞、自然殺傷細(xì)胞)活性增強(qiáng)的免疫反應(yīng);狹義指T細(xì)胞介導(dǎo)的免疫。
細(xì)胞免疫(cellular immunity) T細(xì)胞受到抗原刺激后,增殖、分化、轉(zhuǎn)化為致敏T細(xì)胞(也叫效應(yīng)T細(xì)胞),當(dāng)相同抗原再次進(jìn)入機(jī)體的細(xì)胞中時(shí),致敏T細(xì)胞(效應(yīng)T細(xì)胞)對抗原的直接殺傷作用及致敏T細(xì)胞所釋放的細(xì)胞因子的協(xié)同殺傷作用,統(tǒng)稱為細(xì)胞免疫。