細xi胞bao培pei養yang是shi指zhi將jiang細xi胞bao從cong動dong物wu或huo植zhi物wu體ti內nei取qu出chu,然ran後hou在zai適shi宜yi的de人ren工gong環huan境jing中zhong生sheng長chang的de過guo程cheng。細xi胞bao可ke以yi在zai培pei養yang前qian直zhi接jie從cong組zu織zhi中zhong取qu出chu並bing通tong過guo酶mei或huo機ji械xie方法進行解離,也可以來源於已建立的細胞係或細胞株。細胞常規培養是在細胞房中進行,在超淨工作台或生物安全櫃中,把細胞處理好,根據需要加入細胞培養基,放入細胞培養瓶/皿或細胞培養板中,再放到帶有5% CO2 的37℃恒溫培養箱中培養。
細(xi)胞(bao)培(pei)養(yang)過(guo)程(cheng)中(zhong)如(ru)果(guo)操(cao)作(zuo)不(bu)當(dang)或(huo)者(zhe)條(tiao)件(jian)控(kong)製(zhi)不(bu)合(he)適(shi)容(rong)易(yi)受(shou)到(dao)化(hua)學(xue)或(huo)者(zhe)生(sheng)物(wu)因(yin)素(su)的(de)汙(wu)染(ran)。凡(fan)混(hun)入(ru)細(xi)胞(bao)培(pei)養(yang)環(huan)境(jing)中(zhong)對(dui)細(xi)胞(bao)生(sheng)存(cun)有(you)害(hai)的(de)成(cheng)分(fen)和(he)造(zao)成(cheng)細(xi)胞(bao)不(bu)純(chun)的(de)異(yi)物(wu)都(dou)應(ying)視(shi)為(wei)汙(wu)染(ran),細(xi)胞(bao)汙(wu)染(ran)不(bu)能(neng)全(quan)被(bei)消(xiao)除(chu),但(dan)能(neng)減(jian)少(shao)其(qi)發(fa)生(sheng)的(de)頻(pin)率(lv)和(he)後(hou)果(guo)的(de)嚴(yan)重(zhong)性(xing)。細(xi)胞(bao)汙(wu)染(ran)根(gen)據(ju)汙(wu)染(ran)源(yuan)主(zhu)要(yao)可(ke)以(yi)分(fen)為(wei)化(hua)學(xue)性(xing),物(wu)理(li)性(xing)和(he)生(sheng)物(wu)性(xing)汙(wu)染(ran)。
物理性汙染
物理性汙染常常被人們所忽視或被籠統地歸為化學性汙染。
物理性汙染通過影響細胞培養體係中的生化成分,從而影響細胞的代謝。培養環境中的物理因素,如溫 度、放射線、振動、輻射(紫外線或熒光)會對細胞產生影響。細胞、培養液或其它培養試劑暴露於放射線、輻射或過冷過熱的溫度中,可以引起細胞代謝發生改變,如細胞同步化、xibaoshengchangshouyizhishenzhixibaosiwang。tongguoshiyanshidehelishejijijianliguifandecaozuoguicheng,keyijianshaohuanjingzhongwuliyinsuduixibaodeyingxiang。fuxiangyingfangzaiwendujiaohengdingdehuanjingzhong,zhouweibunengfangzhinengyinqijixiezhendongdeshebei,rulixinji。peiyangyejipeiyangshijiyingfangzaigudingdeweizhi,weibimianguangzhaoshijibunengfangzaibolimendebingxiangzhong,shijizhouweibunengfangtongweisu。peiyangyecongbingxiangzhongquchuhouyingzaishiwenzhongfangzhiyiduanshijianhouzaijinxingshiyan,yibimianguolengdewenduduixibaodeyingxiang。
手機版








