恭賀艾森生物RTCA技術(shù)獲得美國(guó)“腫瘤細(xì)胞免疫療法”之父卡爾·朱恩(Carl June?)團(tuán)隊(duì)高度評(píng)價(jià)
? ? 腫瘤細(xì)胞免疫療法是當(dāng)今最有希望治愈癌癥的治療手段,由美國(guó)科學(xué)院院士、賓夕法尼亞大學(xué)教授卡爾?朱恩在全球最先成功運(yùn)用于病人的治療。日前,賓夕法尼亞大學(xué)卡爾實(shí)驗(yàn)室撰文,高度評(píng)價(jià)由艾森生物自主研發(fā)的實(shí)時(shí)細(xì)胞分析系統(tǒng)(xCELLigence Real?Time?Cell?Analyzer,RTCA)即艾森生物RTCA技術(shù),在臨床評(píng)價(jià)腫瘤細(xì)胞免疫治療的關(guān)鍵CAR??T細(xì)胞對(duì)腫瘤細(xì)胞殺傷活性方面的價(jià)值。
? ? 昊諾斯作為艾森生物獨(dú)家授權(quán)的區(qū)域代理商,為艾森生物能擁有這樣先進(jìn)的技術(shù)感到驕傲,并對(duì)艾森生物RTCA技術(shù)獲得美國(guó)“腫瘤細(xì)胞免疫療法”之父卡爾·朱恩(Carl?June?)團(tuán)隊(duì)高度評(píng)價(jià)表示祝賀,昊諾斯也一直致力于把這種艾森生物RTCA技術(shù)、相關(guān)產(chǎn)品介紹給自己的用戶,希望大家受益。
? ? 腫瘤細(xì)胞免疫療法作為近年來國(guó)際上最熱門的新型細(xì)胞療法,其基本原理就是利用病人自身的T細(xì)胞進(jìn)行基因改造,成為嵌合抗原受體T細(xì)胞(簡(jiǎn)稱CAR T細(xì)胞),以此對(duì)腫瘤細(xì)胞進(jìn)行高度靶向性的精準(zhǔn)治療,并可能成為最終治愈腫瘤的手段。然而,對(duì)CAR?T細(xì)胞的腫瘤殺傷作用,目前全球沒有一個(gè)成熟的評(píng)價(jià)系統(tǒng)和標(biāo)準(zhǔn),這是目前腫瘤細(xì)胞免疫治療急需攻破的難關(guān)。
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??? 例如,為監(jiān)測(cè)關(guān)鍵細(xì)胞——CAR?T細(xì)胞對(duì)腫瘤細(xì)胞的總體殺傷活性,治療者需要對(duì)治療性T細(xì)胞在應(yīng)用于病人治療前進(jìn)行快速評(píng)估??枌?shí)驗(yàn)室運(yùn)用艾森生物RTCA技術(shù)發(fā)現(xiàn),該艾森生物RTCA技術(shù)可揭示不同腫瘤細(xì)胞殺傷的動(dòng)力學(xué)差異,這是其他傳統(tǒng)終點(diǎn)檢測(cè)方法無法實(shí)現(xiàn)的。而與其他實(shí)時(shí)分析技術(shù)相比,艾森生物RTCA技術(shù)也有更多優(yōu)勢(shì),它僅需很少的細(xì)胞進(jìn)行檢測(cè)分析,能及時(shí)反映組合治療的動(dòng)態(tài)過程,并可為用于體內(nèi)研究的治療性T細(xì)胞提供快速活性質(zhì)控??傊?,艾森生物RTCA技術(shù)在基因修飾的T細(xì)胞活性功能評(píng)價(jià)、活性動(dòng)力學(xué)特征評(píng)估、體外聯(lián)合治療的量效和時(shí)效評(píng)估,以及快速穩(wěn)定的質(zhì)控檢測(cè)等方面,都顯示了非常有價(jià)值的功能和獨(dú)特優(yōu)勢(shì)。
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??? 艾森生物致力于開發(fā)具有國(guó)際領(lǐng)先水平的細(xì)胞自動(dòng)化分析系統(tǒng)等系列產(chǎn)品,其核心技術(shù)及產(chǎn)品實(shí)時(shí)細(xì)胞分析系統(tǒng),已擁有20多個(gè)國(guó)際發(fā)明專利,并獲得中國(guó)國(guó)家科技型中小企業(yè)技術(shù)創(chuàng)新獎(jiǎng),產(chǎn)品遠(yuǎn)銷北美、歐洲、亞洲30個(gè)國(guó)家的近2000家大型醫(yī)藥公司和研究機(jī)構(gòu),獲廣泛好評(píng)。
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??? 值得一提的是,正是基于自身這一核心技術(shù)和產(chǎn)品的強(qiáng)大優(yōu)勢(shì),艾森生物新藥研發(fā)團(tuán)隊(duì)運(yùn)用此技術(shù)積極挺進(jìn)自主創(chuàng)新藥的研發(fā),在當(dāng)今醫(yī)學(xué)界研究和關(guān)注的兩大熱點(diǎn)和難點(diǎn)——治療腫瘤和自身免疫性疾病的創(chuàng)新藥物開發(fā)上,均取得了驕人成績(jī)。艾森生物原創(chuàng)新藥馬來酸艾維替尼(AC010),是國(guó)內(nèi)首個(gè)第三代小分子表皮生長(zhǎng)因子受體抑制劑,主要用于靶向治療非小細(xì)胞肺癌,已在中國(guó)和美國(guó)同時(shí)進(jìn)行臨床研究,進(jìn)展順利。公司首創(chuàng)的另一口服靶向新藥AC0058,主要用于治療系統(tǒng)性紅斑狼瘡和類風(fēng)濕性關(guān)節(jié)炎,是全新機(jī)制小分子化合物,于2015年獲美國(guó)FDA臨床試驗(yàn)批準(zhǔn),即將在美國(guó)開展臨床研究。
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??? 香農(nóng)?邁克杰蒂甘博士將代表卡爾實(shí)驗(yàn)室,于2016年1月25日,參加在美國(guó)加州圣地亞哥召開的第八屆免疫及免疫監(jiān)控大會(huì)(8th?Immunotherapeutics?&?Immunomonitoring?Conference,?San?Diego,?CA.USA),專題報(bào)告艾森生物RTCA技術(shù)在腫瘤細(xì)胞免疫治療中的運(yùn)用情況。報(bào)告綜述原文如下:
Discovery and?Pre-Clinical?Evaluations?of?CAR?T?Cell?Cytotoxic?Activity?Using?the?xCELLigence?
Real?Time?Cell?Analyzer
Presenting Author:?Shannon?McGettiganAdditional?Authors:?Yanping?Luo,?Keisuke?Watanabe,?
John?Scholler,?Carl?H?June?Research?Specialist?University?of?Pennsylvania?Cytotoxicity?
assays?are?an?important?characterization?in?the?development?of?anti-cancer?therapeutics.?Chromium?release?assays?are?considered?the?gold?standard?for?
evaluating?lymphocyte?cytotoxic?activity?but?requires?the?burden?of?using?radioactive?
materials,?is?time?consuming,?and?is?limited?to?a?single?time?point.our?lab?and?others?
have?developed?flow?cytometric?and?luciferase?based?cytotoxcity?assays?for?screening?
and?evaluating?novel?therapeutic?CAR?T?cells?against?a?wide?range?of?cancer?cell?lines?
and?primary?tumor;?however,?these?can?also?be?time?consuming?and?limited?to?a?single?
snapshot.?In?order?to?monitor?the?overall?killing?activity?of?our?CAR?T?cell?therapies?as?
a?function?of?time?and?more?rapidly?drive?our?understandings?in?early?development?of?
therapeutic?T?cells,?we?have?started?to?utilize?the?xCELLigence?real??time?cell?
analyzer?(RTCA).?Our?studies?have?compared?how?measurement?of?changes?in?
adherent?cell’s?electrical?impedance?compares?to?our?standard?cytotoxicity?
measurements?by?the?remaining?viable?cell?numbers?in?flow?based?assays?or?relative?
changes?in?luciferase?activity.?We?found?that?a?correlation?exists?between?the?platform?
for?measuring?cytotoxicity.?Real?time?cellular?impedance?analysis?reveals?kinetic?
differences?that?cannot?be?captured?practically?with?conventional?fixed?end?point?
platforms.?We?have?found?that?using?the?xCELLigence?platform?has?many?benefits?
beyond?just?real?time?monitoring.?The?assay?requires?minimal?number?of?cells?which?
can?be?retrieved?for?further?analysis,?saves?time,?provides?a?kinetic?readout?of?
combination?therapies,?and?is?a?quick?quality?control?cytotoxicity?assay?for?
therapeutic?T?cells?used?in?in?vivo?experiments.?Together?the?xCelligence?Real?time?
platform?shows?valuable?utility?for?screening?gene?modified?T?cells?cytotoxic?function,?
characterizing?the?kinetics?of?their?activity,?evaluating?the?dosage?and?timing?of?
combination?therapies?in?vitro?and?providing?a?quick?stable?platform?for?quality?control?
of?therapeutic?T?cells.
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