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人IgG4-S228P同型对照抗体参数比较,体内实验级

作者:龙说生科发布时间:2024-09-22

重组科研抗体第一品牌Syd Labs体内实验级重组人IgG4-S228P同型对照抗体具有多重优势:性价比高 ( 5 mg 300美金;25 mg 800美金)、无其它抗体污染、生产过程中不使用动物来源物质、批次间性能稳定无批间差、可选择的克隆多、突变体类型多。

重组科研抗体第一品牌Syd labs强烈呼吁珍爱生命、减少使用动物生产抗体!

美国市场上最知名的体内实验级人IgG4-S228P同型对照抗体供应商主要有Syd Labs、BioXCell、Leinco等,所以我们重点比较了这两家进口品牌的体内实验级人IgG4-S228P同型对照抗体参数(数据和信息均来源于官方网站,年份:2024年):

Syd Labs In Vivo Grade Recombinant Human IgG4-S228P Isotype Control Antibody

级别:in vivo grade

来源:CHO cells,recombinant

克隆号:1R12

同种型:human IgG4, kappa

内毒素:< 1 EU/mg of protein as determined by LAL method. Endotoxin ≤0.05 EU/mg for PA007128.05, in vivo grade recombinant human IgG4-S228P isotype control antibody, premium grade (endotoxin ≤0.05 EU/mg).

纯度:>95% by SDS-PAGE under reducing conditions

国内库存:是

价格:

Syd Labs In Vivo Grade Recombinant Human IgG4-S228P Isotype Control Antibody货号PA007128,1 mg:150美金

Syd Labs In Vivo Grade Recombinant Human IgG4-S228P Isotype Control Antibody货号PA007128,5 mg:300美金

Syd Labs In Vivo Grade Recombinant Human IgG4-S228P Isotype Control Antibody货号PA007128,25 mg:800美金

BioXCell RecombiMAb human IgG4 (S228P) isotype control, anti-hen egg lysozyme

级别:in vivo grade

来源:CHO cells,recombinant

克隆号:N/A

同种型:Human IgG4, κ

内毒素:< 1 EU/mg (<0.001EU/μg) Determined by LAL gel clotting assay

纯度:> 95% Determined by SDS-PAGE

国内库存:不确定

价格:

BioXCell RecombiMAb human IgG4 (S228P) isotype control, anti-hen egg lysozyme 货号CP147,1 mg:224美金

BioXCell RecombiMAb human IgG4 (S228P) isotype control, anti-hen egg lysozyme 货号CP147,5 mg:868美金

BioXCell RecombiMAb human IgG4 (S228P) isotype control, anti-hen egg lysozyme 货号CP147,25 mg:3030美金

BioXCell RecombiMAb human IgG4 (S228P) isotype control, anti-hen egg lysozyme 货号CP147,50 mg:4356美金

BioXCell RecombiMAb human IgG4 (S228P) isotype control, anti-hen egg lysozyme 货号CP147,100 mg:6087美金

BioXCell RecombiMAb human IgG4 (S228P) isotype control, anti-respiratory syncytial virus

级别:in vivo grade

来源:CHO cells,recombinant

克隆号:Palivizumab-CP152

同种型:Human IgG4, κ

内毒素:<1EU/mg (<0.001EU/μg) Determined by LAL gel clotting assay

纯度:> 95% Determined by SDS-PAGE

国内库存:不确定

价格:

BioXCell RecombiMAb human IgG4 (S228P) isotype control, anti-respiratory syncytial virus 货号CP152,1 mg:224美金

BioXCell RecombiMAb human IgG4 (S228P) isotype control, anti-respiratory syncytial virus 货号CP152,5 mg:868美金

BioXCell RecombiMAb human IgG4 (S228P) isotype control, anti-respiratory syncytial virus 货号CP152,25 mg:3030美金

BioXCell RecombiMAb human IgG4 (S228P) isotype control, anti-respiratory syncytial virus 货号CP152,50 mg:4356美金

BioXCell RecombiMAb human IgG4 (S228P) isotype control, anti-respiratory syncytial virus 货号CP152,100 mg:6087美金

BioXCell RecombiMAb human IgG4 (S228P) isotype control, anti-hen egg lysozyme

级别:in vivo grade

来源:CHO cells,recombinant

克隆号:N/A

同种型:Human IgG4, κ

内毒素:<1EU/mg (<0.001EU/μg) Determined by LAL gel clotting assay

纯度:> 95% Determined by SDS-PAGE

国内库存:不确定

价格:

BioXCell RecombiMAb human IgG4 (S228P) isotype control, anti-hen egg lysozyme 货号CP181,1 mg:224美金

BioXCell RecombiMAb human IgG4 (S228P) isotype control, anti-hen egg lysozyme 货号CP181,5 mg:868美金

BioXCell RecombiMAb human IgG4 (S228P) isotype control, anti-hen egg lysozyme 货号CP181,25 mg:3030美金

BioXCell RecombiMAb human IgG4 (S228P) isotype control, anti-hen egg lysozyme 货号CP181,50 mg:4356美金

BioXCell RecombiMAb human IgG4 (S228P) isotype control, anti-hen egg lysozyme 货号CP181,100 mg:6087美金

BioXCell RecombiMAb human IgG4 (S228P/R409K) isotype control, anti-hen egg lysozyme

级别:in vivo grade

来源:CHO cells,recombinant

克隆号:N/A

同种型:Human IgG4, κ

内毒素:<1EU/mg (<0.001EU/μg) Determined by LAL gel clotting assay

纯度:> 95% Determined by SDS-PAGE

国内库存:不确定

价格:

Bio X Cell RecombiMAb human IgG4 (S228P/R409K) isotype control, anti-hen egg lysozyme 货号CP183,1 mg:224美金

Bio X Cell RecombiMAb human IgG4 (S228P/R409K) isotype control, anti-hen egg lysozyme 货号CP183,5 mg:868美金

Bio X Cell RecombiMAb human IgG4 (S228P/R409K) isotype control, anti-hen egg lysozyme 货号CP183,25 mg:3030美金

Bio X Cell RecombiMAb human IgG4 (S228P/R409K) isotype control, anti-hen egg lysozyme 货号CP183,50 mg:4356美金

Bio X Cell RecombiMAb human IgG4 (S228P/R409K) isotype control, anti-hen egg lysozyme 货号CP183,100 mg:6087美金

Syd Labs In Vivo Grade Recombinant Human IgG4-S228P Isotype Control Antibody, Endotoxin 0.05 EU/mg

级别:in vivo grade

来源:CHO cells,recombinant

克隆号:4F17

同种型:Human IgG4, kappa

内毒素:< 1 EU/mg of protein as determined by LAL method

纯度:>95% by SDS-PAGE under reducing conditions

国内库存:是

价格:

Syd Labs In Vivo Grade Recombinant Human IgG4-S228P Isotype Control Antibody, Endotoxin 0.05 EU/mg货号PA007128.05,5 mg:450美金

Syd Labs In Vivo Grade Recombinant Human IgG4-S228P Isotype Control Antibody, Endotoxin 0.05 EU/mg货号PA007128.05,25 mg:1200美金

Bio X Cell、Leinco : In Vivo Grade Recombinant Human IgG4-S228P Isotype Control Antibody, Endotoxin 0.05 EU/mg没有此产品信息

Syd Labs In vivo Grade Recombinant Anti-DNP Human IgG4-S228P Isotype Control Antibody

级别:in vivo grade

来源:CHO cells,recombinant

克隆号:DNP.m1

同种型:Human IgG4, kappa

内毒素:< 1 EU/mg of protein as determined by LAL method

纯度:>95% by SDS-PAGE under reducing conditions

国内库存:是

价格:

Syd Labs In vivo Grade Recombinant Anti-DNP Human IgG4-S228P Isotype Control Antibody 货号PA007158.h4,5 mg:350美金

Syd Labs In vivo Grade Recombinant B1-8 Human IgG4-S228P Isotype Control Antibody

级别:in vivo grade

来源:CHO cells,recombinant

克隆号:B1-8

同种型:Human IgG4, kappa

内毒素:< 1 EU/mg of protein as determined by LAL method

纯度:>95% by SDS-PAGE under reducing conditions

国内库存:是

价格:

Syd Labs In vivo Grade Recombinant B1-8 Human IgG4-S228P Isotype Control Antibody货号PA007151.h4,5 mg:595美金

Syd Labs In vivo Grade Recombinant C1.18.4 Human IgG4-S228P Isotype Control Antibody

级别:in vivo grade

来源:CHO cells,recombinant

克隆号:C1.18.4

同种型:Human IgG4, kappa

内毒素:< 1 EU/mg of protein as determined by LAL method

纯度:>95% by SDS-PAGE under reducing conditions

国内库存:是

价格:

Syd Labs In vivo Grade Recombinant C1.18.4 Human IgG4-S228P Isotype Control Antibody货号PA007152.h4,5 mg:595美金

Syd Labs In vivo Grade Recombinant Humanized HEL D1.3 Human IgG4-S228P Isotype Control Antibody

级别:in vivo grade

来源:CHO cells,recombinant

克隆号:HEL D1.3

同种型:Human IgG4, kappa

内毒素:< 1 EU/mg of protein as determined by LAL method

纯度:>95% by SDS-PAGE under reducing conditions

国内库存:是

价格:

Syd Labs In vivo Grade Recombinant Humanized HEL D1.3 Human IgG4-S228P Isotype Control Antibody 货号PA007153.h4,5 mg:350美金

Syd Labs In vivo Grade Recombinant Humanized HyHEL-10 Human IgG4-S228P Isotype Control Antibody

级别:in vivo grade

来源:CHO cells,recombinant

克隆号:HyHEL-10

同种型:Human IgG4, kappa

内毒素:< 1 EU/mg of protein as determined by LAL method

纯度:>95% by SDS-PAGE under reducing conditions

国内库存:是

价格:

Syd Labs In vivo Grade Recombinant Humanized HyHEL-10 Human IgG4-S228P Isotype Control Antibody 货号PA007154.h4,5 mg:350美金

Syd Labs In vivo Grade Recombinant MOPC-21 Human IgG4-S228P Isotype Control Antibody

级别:in vivo grade

来源:CHO cells,recombinant

克隆号:MOPC-21

同种型:Human IgG4, kappa

内毒素:< 1 EU/mg of protein as determined by LAL method

纯度:>95% by SDS-PAGE under reducing conditions

国内库存:是

价格:

Syd Labs In vivo Grade Recombinant MOPC-21 Human IgG4-S228P Isotype Control Antibody 货号PA007155.h4,5 mg:595美金

Syd Labs重组人IgG4-S228P同型对照抗体,体内实验级 货号PA007128

Syd Labs体内实验级重组人IgG4-S228P同型对照抗体和其它供应商的同类产品参数可以至少从三个方面进行比较:

1、用CHO细胞生产重组抗体和杂交瘤生产抗体质量不同。Syd Labs生产的重组抗体采用抗体药物生产中常用的化学成分确定的培养基和CHO细胞,没有来自小鼠腹水和细胞培养基里FBS的抗体污染,同时也没有杂交瘤天然的批次之间的不稳定性。Bio X Cell运用杂交瘤细胞培养的方法生产单抗,这个系统的差异决定了其单抗质量不如Syd Labs的重组抗体。

2、重组抗体还可以进行自由工程改造,包括切换isotype、Fc突变、提升亲和力和产量、人源化或小鼠源化以降低免疫原性。Bio X Cell也提供重组抗体,但是其价格比Syd Labs重组抗体高很多,而品种远没有Syd Labs重组抗体多,给客户的选择就少。

3、同等内毒素水平的前提下,Syd Labs体内实验级人IgG4-S228P同型对照抗体价格是BioXCell体内实验级人IgG4-S228P同型对照抗体价格的26%,根据部分客户动物实验注射溶液对低内毒素的要求,Syd Labs重组单抗内毒素可低至<0.05 EU/mg蛋白质(FDA对临床产品的质量要求),这是当前科研抗体内毒素水平的天花板。

Syd Labs体内实验级人IgG4-S228P同型对照抗体与 Bio X Cell的2024年产品参数进行对比后,很容易得出一个结论:重组科研抗体第一品牌Syd Labs体内实验级重组人IgG4-S228P同型对照抗体(克隆号:1R12,货号:PA007128)是重组抗体、而不是杂交瘤生产的抗体,性价比高( 5 mg 300美金;25 mg 800美金),生产过程中没有FBS和腹水抗体污染;生产过程中不使用动物来源物质、批次间性能稳定无批间差;有多种isotype和突变体选择;同等内毒素标准的抗体价格是同行价格的26%。如果你有不同意见或者更多资料,欢迎留言。

特别声明:本文涉及的所有产品仅限于科研使用,不得用于人类或动物的诊断或治疗。



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