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體內(nèi)實(shí)驗(yàn)同型對(duì)照抗體(Isotype Controls),看過(guò)來(lái)

發(fā)布者:艾美捷科技    發(fā)布時(shí)間:2022-03-16     
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什么是同型對(duì)照(Isotype Controls)

同型對(duì)照(Isotype Control)是指使用與一抗相同種屬來(lái)源、相同亞型、相同劑量和相同的免疫球蛋白及亞型的免疫球蛋白。

 

為什么要使用同型對(duì)照(Isotype Controls)?

抗體在結(jié)構(gòu)上都極其相似,只有一小部分可變區(qū)不同,決定其與抗原的特異性結(jié)合。抗體分子結(jié)構(gòu)的剩余部分由保守區(qū)構(gòu)成,在同型的抗體中其序列往往相同。

而抗體保守區(qū)是決定抗體作用機(jī)制的關(guān)鍵,它能參與調(diào)控并結(jié)合各類細(xì)胞上的Fc受體。所以同型對(duì)照(Isotype Control)可用于消除由于抗體非特異性與細(xì)胞結(jié)合而產(chǎn)生的假陽(yáng)性干擾。同型對(duì)照也是陰性對(duì)照,其主要目的是確定一抗的結(jié)合是特異性的,而不是非特異性的Fc受體或與其他蛋白的相互作用。

 

如何選擇正確的同型對(duì)照(Isotype Controls)?

選取的同型對(duì)照應(yīng)與一抗的以下特征匹配:宿主種類、同種型、偶聯(lián)形式

采用和一抗實(shí)驗(yàn)濃度相同的同型對(duì)照,以獲得正確的結(jié)果分析。

 

同型對(duì)照

BioXcell作為體內(nèi)研究抗體(in vivo antibodies)專家,可提供高純度、低內(nèi)毒素、無(wú)防腐劑的特點(diǎn),具有非常高的性價(jià)比的體內(nèi)實(shí)驗(yàn)同型對(duì)照抗體。

BioXcell同型對(duì)照抗體(Isotype Controls):

  • 可直接用于體內(nèi)注射

  • 不含穩(wěn)定劑、防腐劑

  • 超高純度

  • 超低內(nèi)毒素水平

  • 超高性價(jià)比


BioXCell熱銷產(chǎn)品:

貨號(hào)產(chǎn)品名稱中文名稱同型對(duì)照稀釋緩沖液
BE0091InVivoMAb  polyclonal Armenian hamster IgGInVivoMAb 多克隆亞美尼亞倉(cāng)鼠 IgG
IP0070
BE0001-2InVivoMAb anti-human CD3InVivoMAb 抗人 CD3BE0085IP0070
BE0362InVivoMAb anti-human CEACAM 1/3/5/6/8InVivoMAb 抗人 CEACAM 1/3/5/6/8BE0083IP0070
BE0363InVivoMAb anti-human CEACAM7InVivoMAb 抗人 CEACAM7BE0083IP0070
BE0368InVivoMAb anti-human/ mouse/rat amyloid-betaInVivoMAb 抗人/小鼠/大鼠淀粉樣蛋白-βBE0086IP0070
BE0378InVivoMAb anti-mouse CD16.2 (FcγRIV)InVivoMAb 抗小鼠 CD16.2 (FcγRIV)BE0091IP0070
BE0360InVivoMAb anti-mouse CD24InVivoMAb 抗小鼠 CD24BE0090IP0070
BE0012InVivoMAb anti-mouse CD25 (IL-2Rα)InVivoMAb 抗小鼠 CD25 (IL-2Rα)BE0088IP0070
BE0015-1InVivoMAb anti-mouse CD28InVivoMAb 抗小鼠 CD28BE0087IPT060
BE0015-5InVivoMAb anti-mouse CD28InVivoMAb 抗小鼠 CD28BE0091IP0070
BE0377InVivoMAb anti-mouse CD31 (PECAM-1)InVivoMAb 抗小鼠 CD31 (PECAM-1)BE0089IP0070
BE0001-1InVivoMAb anti-mouse CD3εInVivoMAb 抗小鼠 CD3εBE0091IP0070
BE0003-1InVivoMAb anti-mouse CD4InVivoMAb 抗小鼠 CD4BE0090IP0065
BE0119InVivoMAb anti-mouse CD4InVivoMAb 抗小鼠 CD4BE0090IP0070
BE0016-2InVivoMAb anti-mouse CD40InVivoMAb 抗小鼠 CD40BE0089IP0070
BE0017-1InVivoMAb anti-mouse CD40L (CD154)InVivoMAb 抗小鼠 CD40L (CD154)BE0091IP0070
BE0175InVivoMAb anti-mouse CD71 (TfR1)InVivoMAb 抗小鼠 CD71 (TfR1)BE0089IP0070
BE0024InVivoMAb anti-mouse CD80 (B7-1)InVivoMAb 抗小鼠 CD80 (B7-1)BE0091IP0080
BE0004-1InVivoMAb anti-mouse CD8αInVivoMAb 抗小鼠 CD8αBE0089IP0065
BE0061InVivoMAb anti-mouse CD8αInVivoMAb 抗小鼠 CD8αBE0090IP0070
BE0117InVivoMAb anti-mouse CD8αInVivoMAb 抗小鼠 CD8αBE0090IP0070
BE0213InVivoMAb anti-mouse CSF1R (CD115)InVivoMAb 抗小鼠 CSF1R (CD115)BE0089IP0070
BE0032InVivoMAb anti-mouse CTLA-4 (CD152)InVivoMAb 抗小鼠 CTLA-4 (CD152)BE0091IP0065
BE0131InVivoMAb anti-mouse CTLA-4 (CD152)InVivoMAb 抗小鼠 CTLA-4 (CD152)BE0087IP0070
BE0164InVivoMAb anti-mouse CTLA-4 (CD152)InVivoMAb 抗小鼠 CTLA-4 (CD152)BE0086IP0070
BE0241InVivoMAb anti-mouse IFNAR-1InVivoMAb 抗小鼠 IFNAR-1BE0083IP0070
BE0055InVivoMAb anti-mouse IFNγInVivoMAb 抗小鼠 IFNγBE0088IPT080
BE0371InVivoMAb anti-mouse IL-12 p35InVivoMAb 抗小鼠 IL-12 p35BE0089IP0070
BE0045InVivoMAb anti-mouse IL-4InVivoMAb 抗小鼠 IL-4BE0088IP0070
BE0075-1InVivoMAb anti-mouse Ly6GInVivoMAb 抗小鼠 Ly6GBE0089IP0070
BE0075InVivoMAb anti-mouse Ly6G/Ly6C (Gr-1)InVivoMAb 抗小鼠 Ly6G/Ly6C (Gr-1)BE0090IP0070
BE0036InVivoMAb anti-mouse NK1.1InVivoMAb 抗小鼠 NK1.1BE0085IP0070
BE0372InVivoMAb anti-mouse osteopontin (SPP1)InVivoMAb 抗小鼠骨橋蛋白 (SPP1)BE0366IP0070
BE0031InVivoMAb anti-mouse OX40 (CD134)InVivoMAb 抗小鼠 OX40 (CD134)BE0088IP0070
BE0033-2InVivoMAb anti-mouse PD-1 (CD279)InVivoMAb 抗小鼠 PD-1 (CD279)BE0091IP0065
BE0146InVivoMAb anti-mouse PD-1 (CD279)InVivoMAb 抗小鼠 PD-1 (CD279)BE0089IP0070
BE0273InVivoMAb anti-mouse PD-1 (CD279)InVivoMAb 抗小鼠 PD-1 (CD279)BE0089IP0070
BE0101InVivoMAb anti-mouse PD-L1 (B7-H1)InVivoMAb 抗小鼠 PD-L1 (B7-H1)BE0090IP0065
BE0353InVivoMAb anti-mouse/ human/rat/monkey ICOS (CD278)InVivoMAb 抗小鼠/人/大鼠/猴 ICOS (CD278)BE0091IP0070
BE0057InVivoMAb anti-mouse/ human/rat/monkey/ hamster/canine/bovine TGF-βInVivoMAb 抗小鼠/人/大鼠/猴/倉(cāng)鼠/犬/牛 TGF-βBE0083IP0070
BE0083InVivoMAb mouse IgG1 isotype control, unknown specificityInVivoMAb 小鼠 IgG1 同種型對(duì)照,特異性未知
IP0065
BE0085InVivoMAb mouse IgG2a isotype control, unknown specificityInVivoMAb 小鼠 IgG2a 同種型對(duì)照,特異性未知
IP0070
BE0086InVivoMAb mouse IgG2b isotype control, unknown specificityInVivoMAb 小鼠 IgG2b 同種型對(duì)照,特異性未知
IP0070
BE0087InVivoMAb polyclonal Syrian hamster IgGInVivoMAb 多克隆敘利亞倉(cāng)鼠 IgG
IP0070
BE0088InVivoMAb rat IgG1 isotype control, anti-horseradish peroxidaseInVivoMAb 大鼠 IgG1 同種型對(duì)照,抗辣根過(guò)氧化物酶
IP0070
BE0089InVivoMAb rat IgG2a isotype control, anti-trinitrophenolInVivoMAb 大鼠 IgG2a 同種型對(duì)照,抗三硝基苯酚
IP0065
BE0090InVivoMAb rat IgG2b isotype control, anti-keyhole limpet hemocyaninInVivoMAb 大鼠 IgG2b 同種型對(duì)照,抗鎖孔血藍(lán)蛋白
IP0070
BE0099InVivoMAb recombinant CTLA-4-Ig (hum/hum)InVivoMAb 重組 CTLA-4-Ig(人/人-融合蛋白)BE0096IP0070
BE0098InVivoMAb recombinant Flt-3L-Ig (hum/hum)InVivoMAb 重組 Flt-3L-Ig(人/人-融合蛋白)BE0096IP0070
BP0307InVivoPlus anti-mouse CD16/CD32InVivoPlus 抗小鼠 CD16/CD32BP0090IP0080
BP0356InVivoPlus anti-mouse CD20InVivoPlus 抗小鼠 CD20BE0366IP0070
BP0012InVivoPlus anti-mouse CD25 (IL-2Rα)InVivoPlus 抗小鼠 CD25 (IL-2Rα)BP0088IP0070
BP0001-1InVivoPlus anti-mouse CD3εInVivoPlus 抗小鼠 CD3εBP0091IP0070
BP0003-1InVivoPlus anti-mouse CD4InVivoPlus 抗小鼠 CD4BP0090IP0065
BP0016-2InVivoPlus anti-mouse CD40InVivoPlus 抗小鼠 CD40BP0089IP0070
BP0017-1InVivoPlus anti-mouse CD40L (CD154)InVivoPlus 抗小鼠 CD40L (CD154)BP0091IP0070
BP0004-1InVivoPlus anti-mouse CD8αInVivoPlus 抗小鼠 CD8αBP0089IP0065
BP0061InVivoPlus anti-mouse CD8αInVivoPlus 抗小鼠 CD8αBP0090IP0070
BP0117InVivoPlus anti-mouse CD8αInVivoPlus 抗小鼠 CD8αBP0090IP0070
BP0213InVivoPlus anti-mouse CSF1R (CD115)InVivoPlus 抗小鼠 CSF1R (CD115)BP0089IP0070
BP0032InVivoPlus anti-mouse CTLA-4 (CD152)InVivoPlus 抗小鼠 CTLA-4 (CD152)BP0091IP0065
BP0131InVivoPlus anti-mouse CTLA-4 (CD152)InVivoPlus 抗小鼠 CTLA-4 (CD152)BP0087IP0070
BP0164InVivoPlus anti-mouse CTLA-4 (CD152)InVivoPlus 抗小鼠 CTLA-4 (CD152)BP0086IP0070
BP0241InVivoPlus anti-mouse IFNAR-1InVivoPlus 抗小鼠 IFNAR-1BP0083IP0070
BP0055InVivoPlus anti-mouse IFNγInVivoPlus 抗小鼠 IFNγBP0088IPT080
BP0045InVivoPlus anti-mouse IL-4InVivoPlus 抗小鼠 IL-4BP0088IP0070
BP0075-1InVivoPlus anti-mouse Ly6GInVivoPlus 抗小鼠 Ly6GBP0089IP0070
BP0075InVivoPlus anti-mouse Ly6G/Ly6C (Gr-1)InVivoPlus 抗小鼠 Ly6G/Ly6C (Gr-1)BP0090IP0070
BP0036InVivoPlus anti-mouse NK1.1InVivoPlus 抗小鼠 NK1.1BP0085IP0070
BP0031InVivoPlus anti-mouse OX40 (CD134)InVivoPlus 抗小鼠 OX40 (CD134)BP0088IP0070
BP0033-2InVivoPlus anti-mouse PD-1 (CD279)InVivoPlus 抗小鼠 PD-1 (CD279)BP0091IP0065
BP0146InVivoPlus anti-mouse PD-1 (CD279)InVivoPlus 抗小鼠 PD-1 (CD279)BP0089IP0070
BP0273InVivoPlus anti-mouse PD-1 (CD279)InVivoPlus 抗小鼠 PD-1 (CD279)BP0089IP0070
BP0101InVivoPlus anti-mouse PD-L1 (B7-H1)InVivoPlus 抗小鼠 PD-L1 (B7-H1)BP0090IP0065
BP0057InVivoPlus anti-mouse/human/rat/monkey /hamster/canine/bovine TGF-βInVivoPlus 抗小鼠/人/大鼠/猴/倉(cāng)鼠/犬/牛 TGF-βBP0083IP0070
BP0089InVivoPlus rat IgG2a isotype control, anti-trinitrophenolInVivoPlus 大鼠 IgG2a 同種型對(duì)照,抗三硝基苯酚
IP0065
BP0099InVivoPlus recombinant CTLA-4-Ig (hum/hum)InVivoPlus 重組 CTLA-4-Ig(人/人-融合蛋白)
IP0070
IPT060InVivoPure pH 6.0T Dilution BufferInVivoPure pH 6.0T 稀釋緩沖液

IP0065InVivoPure pH 6.5 Dilution BufferInVivoPure pH 6.5 稀釋緩沖液

IP0070InVivoPure pH 7.0 Dilution BufferInVivoPure pH 7.0 稀釋緩沖液

IPT080InVivoPure pH 8.0T Dilution BufferInVivoPure pH 8.0T 稀釋緩沖液

SIM0008InVivoSIM anti-human CD20 (Rituximab Biosimilar)InVivoSIM 抗人 CD20(利妥昔單抗 生物類似藥)BP0297IP0070
SIM0004InVivoSIM anti-human CTLA-4 (Ipilimumab Biosimilar)InVivoSIM 抗人 CTLA-4(伊匹單抗 生物類似藥)BP0297IP0070
SIM0005InVivoSIM anti-human HER2 (Trastuzumab Biosimilar)InVivoSIM 抗人 HER2(曲妥珠單抗 生物類似藥)BP0297IP0070
SIM0003InVivoSIM anti-human PD-1 (Nivolumab Biosimilar)InVivoSIM 抗人 PD-1(納武單抗 生物類似藥)CP147IP0070
SIM0010InVivoSIM anti-human PD-1 (Pembrolizumab Biosimilar)InVivoSIM 抗人 PD-1(帕博利珠單抗 生物類似藥)CP147IP0070
SIM0009InVivoSIM anti-human PD-L1 (Atezolizumab Biosimilar)InVivoSIM 抗人 PD-L1(阿替利珠單抗 生物類似藥)BP0297IP0070
SIM0001InVivoSIM anti-human TNFα (Adalimumab Biosimilar)InVivoSIM 抗人 TNFα(阿達(dá)木單抗 生物類似藥)BP0297IP0070
SIM0006InVivoSIM anti-human TNFα (Infliximab Biosimilar)InVivoSIM 抗人 TNFα(英夫利昔單抗 生物類似藥)BP0297IP0070
SIM0007InVivoSIM anti-human VEGF (Bevacizumab Biosimilar)InVivoSIM 抗人 VEGF(貝伐珠單抗 生物類似藥)BP0297IP0070

*以上產(chǎn)品僅限科研用途,不得直接用于臨床與醫(yī)療.   更多BioXCell產(chǎn)品手冊(cè)


 

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