2025-03-27 08:20:38 來源:新華網(wǎng)
原標(biāo)題:亚洲 日韩 欧美 国产专区
學(xué)習(xí)快評(píng)丨qibao666888 研??(yan)究??(jiu)團(tuán)??(tuan)隊(duì)??(dui)通??(tong)過??(guo)基??(ji)因??(yin)編??(bian)輯??(ji)技??(ji)術(shù)??(shu)??,在??(zai)實(shí)??(shi)驗(yàn)??(yan)室??(shi)培??(pei)養(yǎng)??(yang)的??(de)人??(ren)源??(yuan)小??(xiao)膠??(jiao)質(zhì)??(zhi)細(xì)??(xi)胞??(bao)中??(zhong)敲?(qiao)除??(chu)MEF2C基??(ji)因秘(yin)?。??失?(shi)去??(qu)這??(zhe)個(gè)?(ge)“車??(che)速??(su)控??(kong)制??(zhi)系??(xi)統(tǒng)??(tong)核??(he)心??(xin)元??(yuan)件??(jian)”的??(de)細(xì)?(xi)胞?(bao)隨??(sui)之??(zhi)陷??(xian)入??(ru)混??(hun)亂??(luan)??,負(fù)??(fu)責(zé)??(ze)抑??(yi)制??(zhi)過??(guo)度??(du)反??(fan)應(yīng)??(ying)的??(de)p21蛋??(dan)白?(bai)產(chǎn)??(chan)量??(liang)銳??(rui)減??(jian)??,而??(er)本??(ben)該??(gai)被?(bei)約??(yue)束??(shu)的??(de)CDK2激?(ji)酶??(mei)卻??(que)異??(yi)常??(chang)活??(huo)躍??(yue)??,這??(zhe)就??(jiu)好??(hao)比??(bi)控?(kong)速??(su)系??(xi)統(tǒng)??(tong)的??(de)關(guān)??(guan)鍵?(jian)制??(zhi)動(dòng)??(dong)環(huán)??(huan)節(jié)??(jie)失??(shi)效??(xiao)?。更?(geng)糟??(zao)的??(de)是??(shi)??,CDK2的??(de)過??(guo)度??(du)活??(huo)躍??(yue)直??(zhi)接?(jie)摧??(cui)毀??(hui)了??(le)RB蛋??(dan)白?(bai)?。這??(zhe)個(gè)??(ge)如??(ru)同??(tong)汽??(qi)車??(che)“安??(an)全??(quan)鎖??(suo)”的??(de)關(guān)??(guan)鍵??(jian)分??(fen)子??(zi)一??(yi)旦??(dan)缺??(que)失??(shi)??,就??(jiu)會(huì)??(hui)在??(zai)小??(xiao)膠??(jiao)質(zhì)?(zhi)細(xì)?(xi)胞??(bao)被??(bei)激??(ji)活??(huo)時(shí)??(shi)徹??(che)底??(di)釋?(shi)放??(fang)NF-κB信??(xin)號(hào)??(hao)通??(tong)路??(lu)??,繼??(ji)而??(er)引?(yin)發(fā)??(fa)TNF-α、IL-6等??(deng)炎??(yan)癥??(zheng)因??(yin)子??(zi)的?(de)大??(da)規(guī)??(gui)模??(mo)爆?(bao)發(fā)??(fa)??,如??(ru)同??(tong)自??(zi)動(dòng)??(dong)駕??(jia)駛??(shi)汽??(qi)車祝(che)在??(zai)速??(su)控?(kong)系??(xi)統(tǒng)??(tong)失??(shi)靈??(ling)時(shí)??(shi)進(jìn)??(jin)行??(xing)加??(jia)速??(su)??,會(huì)??(hui)橫??(heng)沖??(chong)直??(zhi)撞??(zhuang)造??(zao)成??(cheng)嚴(yán)?(yan)重??(zhong)破??(po)壞??(huai)??! ⊙??(yan)究?(jiu)團(tuán)??(tuan)隊(duì)??(dui)培??(pei)育??(yu)了?(le)具??(ju)有??(you)自?(zi)閉??(bi)癥??(zheng)樣??(yang)癥??(zheng)狀??(zhuang)的?(de)MEF2C缺??(que)陷??(xian)小??(xiao)鼠??(shu)??。??這??(zhe)些??(xie)小??(xiao)鼠??(shu)不??(bu)僅??(jin)表??(biao)現(xiàn)??(xian)出??(chu)嚴(yán)??(yan)重??(zhong)的??(de)社??(she)交?(jiao)障??(zhang)礙??(ai)??,在??(zai)水??(shui)迷??(mi)宮??(gong)測(cè)??(ce)試??(shi)中??(zhong)也?(ye)頻??(pin)頻??(pin)迷??(mi)失??(shi)方??(fang)向??(xiang)??。經(jīng)??(jing)過??(guo)8周??(zhou)使??(shi)用??(yong)BMS265246治??(zhi)療??(liao)??,這??(zhe)群?(qun)小?(xiao)鼠??(shu)腦??(nao)部??(bu)的??(de)炎??(yan)癥?(zheng)因??(yin)子??(zi)風(fēng)??(feng)暴??(bao)消??(xiao)退??(tui)??,開??(kai)始??(shi)主??(zhu)動(dòng)??(dong)嗅??(xiu)探??(tan)同??(tong)伴??(ban)??,尋?(xun)找??(zhao)水??(shui)迷??(mi)宮??(gong)平??(ping)臺(tái)??(tai)的??(de)速??(su)度??(du)顯??(xian)著??(zhu)提??(ti)升??(sheng)??。實(shí)??(shi)驗(yàn)??(yan)顯?(xian)示??(shi)??,藥??(yao)物??(wu)對(duì)??(dui)小?(xiao)鼠??(shu)沒??(mei)有??(you)造?(zao)成??(cheng)體??(ti)重??(zhong)減??(jian)輕??(qing)、脫??(tuo)發(fā)?(fa)、血??(xue)液??(ye)學(xué)??(xue)毒??(du)性??(xing)等?(deng)損?(sun)傷??(shang)??。。