一、公司介绍
Affinity Biologicals(以下简称“Affinity")是凝血与止血研究及诊断领域的企业,自1987年成立以来,始终致力于为科研、临床诊断及制药行业提供高质量抗体、ELISA试剂盒、血浆产品及定制化解决方案。总部位于加拿大安大略省,所有产品均在通过ISO 13485认证的工厂生产,并获得美国FDA、加拿大卫生部及欧洲CE认证,确保技术合规性与国际认可。
作为优秀者,Affinity拥有超过250种抗体产品线,覆盖凝血因子、抗凝蛋白、血小板相关蛋白等核心研究方向。其VisuLize™系列ELISA试剂盒以高灵敏度和精准度著称,成为实验室的常用工具。此外,公司还提供定制化服务,包括蛋白质纯化、抗体开发及冻干技术支持,满足客户多样化需求。
📌 下图为"上海起发"作为其授权代理的授权书

二、核心优势
1. 严格的质量体系
• 全流程遵循ISO 13485标准,确保产品从研发到生产的可追溯性与一致性。
• 所有试剂盒及血浆产品通过FDA、CE认证,适用于临床诊断与科研场景。
2. 广泛的产品覆盖
• 抗体:针对凝血因子(如Factor VIII、IX)、抗凝蛋白(如Protein C、S)等靶点,支持WB、IHC、ELISA等多种实验。
• ELISA试剂盒:VisuLize™系列提供完整检测方案,涵盖凝血功能评估、抑制剂筛查等应用。
• 血浆产品:包括免疫耗竭型缺陷血浆(如Factor II、VII缺陷血浆)及校准血浆,用于标准化实验流程。
3. 技术创新与定制服务
• 自主研发的抗体采用多肽抗原设计,结合亲和纯化技术,确保高特异性与批次稳定性。
• 提供定制化血浆产品开发、检测方法优化及冻干工艺支持,助力客户突破技术瓶颈。
4. 服务网络
• 产品覆盖70+国家,服务超10,000家科研机构及企业,包括医院、药企及CRO公司。
三、热门产品
1. Factor VIII Antigen ELISA Kit(因子VIII抗原ELISA试剂盒)
• 产品特点:
• 采用夹心ELISA技术,定量检测人血浆或浓缩物中的因子VIII抗原,灵敏度达0.005 IU/mL。
• 内置标准品与质控品,支持快速诊断血友病B及疗效监测。
• 存储条件:2-8°C避光保存,有效期24个月。
• 工作原理:基于特异性抗体捕获抗原,辣根过氧化物酶标记二抗催化显色反应。
• 使用方法:
1. 血浆样本预处理(离心去除细胞碎片)。
2. 加样至预包被板,孵育后洗涤。
3. 加入酶标二抗,二次孵育后显色。
4. 终止反应并读取450 nm吸光度值。
2. VisuLize™ Factor XI Antigen ELISA Kit(因子XI抗原ELISA试剂盒)
• 产品特点:
• 专为因子XI活性与抗原水平检测设计,适用于遗传性出血性疾病研究。
• 检测限低至0.01 IU/mL,支持全血、血清及血浆样本。
• 存储条件:-20°C长期保存,避免反复冻融。
• 工作原理:基于抗原-抗体特异性结合,通过底物显色定量分析。
• 使用方法:
1. 样本稀释后加入反应孔。
2. 酶标抗体孵育,洗脱未结合物。
3. 化学发光底物显色,仪器定量。
3. Deficient Plasmas系列(缺陷血浆产品)
• 产品特点:
• 包含Factor II、V、VII、X等凝血因子缺陷血浆,用于抑制剂筛查及功能验证。
• 采用免疫吸附技术去除特定因子,保留其他凝血通路完整性。
• 存储条件:-20°C冻存,复溶后需4小时内使用。
• 应用场景:
• 评估抗凝药物疗效(如华法林治疗监测)。
• 研究凝血因子缺乏症的病理机制。
四、解决实验中的核心问题
1. 样本稳定性不足
• 痛点:凝血因子易降解,影响检测准确性。
• 解决方案:提供预处理样本指南(如快速离心、添加稳定剂),并推荐使用缺陷血浆作为阴性对照。
2. 低丰度蛋白检测困难
• 痛点:如Factor IX等低浓度蛋白难以精准定量。
• 解决方案:采用高亲和力抗体及信号放大技术(如ECL底物),提升检测灵敏度至fg级。
3. 实验标准化缺失
• 痛点:不同实验室检测结果差异大。
• 解决方案:提供国际标准品溯源的校准血浆(如VisuCal™系列),确保数据可比性。
4. 定制化需求复杂
• 痛点:药企及研究机构需特定蛋白的抗体或试剂盒。
• 解决方案:支持从抗体开发到冻干工艺的全流程定制,周期缩短至4-6周。
五、目标客户群体
1. 科研机构:高校、医学研究院所,聚焦凝血机制、癌症转移及炎症反应研究。
2. 临床诊断实验室:医院检验科、第三方检测机构,用于血友病、DIC等疾病的诊断与监测。
3. 制药企业:开发抗凝药物(如NOACs)或止血制剂,需高特异性抗体及动物模型支持。
4. CRO/CDMO公司:提供定制化试剂开发服务,加速临床试验与生产流程。
六、购买常见问题与解答
Q1:产品是否适用于自动化检测设备?
A:多数ELISA试剂盒兼容主流酶标仪,部分产品提供标准化数据格式,可直接导入LIMS系统。
Q2:缺陷血浆的批次间差异如何控制?
A:采用严格的生产工艺与质控标准,每批次均通过活性验证与稳定性测试,确保一致性。
Q3:定制服务是否需要最小起订量?
A:抗体定制1 mg起订,血浆产品根据类型不同,起订量为50 mL至1 L。
Q4:运输过程中如何保证样本活性?
A:冷链运输(2-8°C),全程温控记录,紧急订单支持加急配送。
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更多产品信息,请联系中国区域代理商:上海起发实验试剂有限公司
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(注:本文内容基于品牌公开资料及行业常规信息整理,具体以品牌信息文档为准。)
🔖热卖产品
货号 | 品名 | 规格 | 品牌 |
F8PLUS-AG | Complete Factor VIII Antigen ELISA Kit | 1plate | Affinity Biologicals |
SAFIX-APHRP | Sheep anti human Factor IX | 0.1 mg | Affinity Biologicals |
F8C-EIA | Factor VIII:C | 4plates | Affinity Biologicals |
FVIII-AG-RUO* | Factor VIII Antigen Kit - Complete with standards & controls (RUO) | 1plate | Affinity Biologicals |
SAPC-HRP | Protein C Polyclonal Antibody – HRP Conjugated | 0.2mg | Affinity Biologicals |
FXI-AG | Factor XI ELISA Kit,Complete Factor XI Antigen ELISA Kit – 1 plate/kit | 1plate | Affinity Biologicals |
GAFIX-AP | Factor IX | 0.5mg | Affinity Biologicals |
SAF8C-HRP | Anti-human F.VIII:C (F.VIII:C) sheep, perox-conj. IgG | 0.2 mg | Affinity Biologicals |
FIX-AG | Factor IX ELISA Kit | 1plate | Affinity Biologicals |
FVII-EIA | Factor VII Paired Antibody Set | 5 plates | Affinity Biologicals |
PC-EIA | Protein C - Paired Antibody Set for ELISA | 5plates | Affinity Biologicals |
FG-EIA | Fibrinogen - Paired Antibody Set for ELISA | 5plates | Affinity Biologicals |
GAFIX-APHRP | Factor IX | 0.1mg | Affinity Biologicals |
GAFIX-HRP | Factor IX Polyclonal Antibody – HRP Conjugated | 0.2 mg | Affinity Biologicals |
GAFX-AP | Factor X | 0.5mg | Affinity Biologicals |
INH8-LDP | Severe Factor VIII Inhibitor Plasma, Lyophilized | 1mlvial | Affinity Biologicals |
SABT-AP | Thrombin | 0.5mg | Affinity Biologicals |
SABT-HRP | Thrombin | 0.2mg | Affinity Biologicals |
AF7262-100ul | Phospho-FGFR4 (Tyr642) Antibody | 100ul | Affinity Biologicals |
AF8150-100ul | Phospho-FGFR4 (Tyr754) Antibody | 100ul | Affinity Biologicals |
BF0133-50ul | FGFR4 Antibody | 50ul | Affinity Biologicals |
F8PLUS-AG作废 | Factor VIII Antigen Kit - Complete with standards & controls (RUO) | 1 plate | Affinity Biologicals |
FII-DP | Factor II Deficient Plasma, Frozen | 1mlvial | Affinity Biologicals |
FII-EIA | Prothrombin – Factor II Paired Antibody Set | 5 plates | Affinity Biologicals |
FIX-AG-RUO* | Factor IX Antigen Kit | 1plate | Affinity Biologicals |
FIX-EIA | Factor IX - Paired Antibody Set for ELISA | 5plates | Affinity Biologicals |
FV-DP | human Factor V * deficient plasma | 1mlvial | Affinity Biologicals |
FV-EIA | Factor V Paired Antibody Set | 5 plates | Affinity Biologicals |
FVII-DP | Factor VII Deficient Plasma, Frozen | 1mlvial | Affinity Biologicals |
FX-DP | Factor X Deficient Plasma, Frozen | 1mlvial | Affinity Biologicals |
FX-EIA | Factor X Paired Antibody Set | 5 plates | Affinity Biologicals |
FXI-EIA | Factor XI - Paired Antibody Set for ELISA | 5plates | Affinity Biologicals |
GAAT-IG | ATIII | 10mg | Affinity Biologicals |
GAB2G-IG | b2-Glycoprotein-1 (APO-H) | 5mg | Affinity Biologicals |
GAFIX-IG | Factor IX | 10mg | Affinity Biologicals |
GAFXII-IG | Factor XII | 5mg | Affinity Biologicals |
GAVWF-HRP | vWF | 0.15mg | Affinity Biologicals |
PC-DP | Protein C Deficient Plasma, Frozen | 1mlvial | Affinity Biologicals |
PC-LDP | Protein C Deficient Plasma,Lyophilized | 1mlvial | Affinity Biologicals |
SAAT-APBIO | ATIII – Antithrombin Polyclonal Antibody – Affinity Purified – Biotinylated | 0.1mg | Affinity Biologicals |
SAAT-IG | Anti-human Antithrombin III (ATIII)sheep, purified IgG, | 10mg | Affinity Biologicals |
SAF8C-AP | Factor VIII:C | 0.5mg | Affinity Biologicals |
SAF8C-APBIO | Factor VIII:C | 0.1 mg | Affinity Biologicals |
SAF8C-HRP-0.2mg | Factor VIII:C Polyclonal Antibody – HRP Conjugated | 0.2mg | Affinity Biologicals |
SAF8C-IG | Factor VIII Polyclonal Antibody | 10mg | Affinity Biologicals |
SAFIX-AP | Factor IX Polyclonal Antibody | 0.5mg | Affinity Biologicals |
SAHT-AP | Thrombin Polyclonal Antibody – Affinity Purified | 0.5mg | Affinity Biologicals |
SAPAI-IG | PAI-1 | 10mg | Affinity Biologicals |
SAPG-AP | Plasminogen Polyclonal Antibody – Affinity Purified – Sheep | 0.5mg | Affinity Biologicals |
SATPA-IG | tPA | 10mg | Affinity Biologicals |
ATIII-DP | Antithrombin Deficient Plasma, Frozen | 1mlvial | Affinity Biologicals |
CFIX-EIA | Factor IX, canine - Paired Antibody Set for ELISA | 4plates | Affinity Biologicals |
EIA-PAK-1 | VisuLize Buffer Pak | kit | Affinity Biologicals |
FDP08VWF-10 | Factor VIII Deficient Plasma | 1ml | Affinity Biologicals |
FG-DP | Fibrinogen Deficient Plasma, Frozen | 1mlvial | Affinity Biologicals |
FIX-DP | Factor IX Deficient Plasma, Frozen | 1mlvial | Affinity Biologicals |
FIX-LDP | Factor IX | 1ml | Affinity Biologicals |
FVIII-DP | Factor VIII Deficient Plasma, Frozen | 1 ml vial | Affinity Biologicals |
FVIII-LDP | Factor VIll | 1ml | Affinity Biologicals |
FXI-AG-RUO | Factor XI Antigen Kit - Complete with standards & controls (RUO) | 1 plate | Affinity Biologicals |
FXI-DP | Factor XI Deficient Plasma – Frozen | 1mL | Affinity Biologicals |
FXII-DP | Factor XII Deficient Plasma, Frozen | 1mlvial | Affinity Biologicals |
FXIII-DP | Factor XIII Deficient Plasma, Frozen | 1mlvial | Affinity Biologicals |
FXIII-DP-Lyophilized | Factor XIll Deficient Plasma,Lyophilized | 1ml vial | Affinity Biologicals |
GA2AP-AP | Alpha-2-Antiplasmin Polyclonal Antibody – Affinity Purified | 0.5mg | Affinity Biologicals |
GA2AP-AP-5mg | Alpha-2-Antiplasmin Polyclonal Antibody – Affinity Purified IgG | 5mg | Affinity Biologicals |
GAAT-AP | Anti-human Antithrombin III (ATIII) goat, affinity purified IgG, | 0.5 mg | Affinity Biologicals |
GACINH-AP | C1 Inhibitor | 0.5mg | Affinity Biologicals |
GACINH-HRP | C1 Inhibitor | 0.2mg | Affinity Biologicals |
GACINH-IG | C1 Inhibitor | 5mg | Affinity Biologicals |
GAVWF-APBIO | vWF | 0.1mg | Affinity Biologicals |
HCII-DP | Heparin Cofactor II Deficient Plasma, Frozen | 1mlvial | Affinity Biologicals |
INH10-DP | Factor X Inhibitor Plasma, Frozen | 1mlvial | Affinity Biologicals |
INH2-DP | Factor II Inhibitor Plasma, Frozen | 1mlvial | Affinity Biologicals |
INH7-DP | Frozen Factor VII Inhibitor Plasma | 1mlvial | Affinity Biologicals |
INH8-DP | Factor VIII Inhibitor Plasma, 1ml vial | 1mlvial | Affinity Biologicals |
INH9-DP | Frozen Factor IX Inhibitor Plasma | 1ml/vial | Affinity Biologicals |
INH9-LDP | Factor IX Inhibitor Plasma, Lyophilized | 1mlvial | Affinity Biologicals |
KN-DP | Kininogen Deficient Plasma, Frozen | 1mlvial | Affinity Biologicals |
LCSN01(RUO) | VisuCon-L Coag Screen N (Normal) | 100x1ml | Affinity Biologicals |
LYABP01 | Abnormal Control Plasma | ea | Affinity Biologicals |
LYCNP01(RUO) | Normal Control Plasma – Lyophilized | 100 x 1ml | Affinity Biologicals |
NDSET | VisuCon Normal Donor Set - 25 individual donor plasmas | 25x1ml | Affinity Biologicals |
NPP-LCP | Normal | 1ml | Affinity Biologicals |
PS-DP | Protein S Deficient Plasma, Frozen | 1mlvial | Affinity Biologicals |
PS-EIA | Protein S - Paired Antibody Set for ELISA | 5plates | Affinity Biologicals |
PS-LDP | Protein S Deficient Plasma,Lyophilized | 1mlvial | Affinity Biologicals |
SAAT-AP | ATIII – Antithrombin Polyclonal Antibody – Affinity Purified – Sheep | 0.5 mg | Affinity Biologicals |
SAFG-AP | Fibrinogen | 0.5 mg | Affinity Biologicals |
SAFIX-IG | Factor IX | 10mg | Affinity Biologicals |
SAFNE-IG | Fibrin Fragment E | 10mg | Affinity Biologicals |
SAFVII-APBIO | Factor VII | 0.1mg | Affinity Biologicals |
SAFVII-IG | Factor VII | 10mg | Affinity Biologicals |
SAFXI-APHRP | Sheep anti-Human Factor XI | 0.1mg | Affinity Biologicals |
SAFXIII-HRP | Factor XIII Polyclonal Antibody – HRP Conjugated | 0.2mg | Affinity Biologicals |
SAFXIII-IG | Factor XIII Polyclonal Antibody | 10mg | Affinity Biologicals |
SATPA-AP | tPA – Tissue-type Plasminogen Activator Polyclonal Antibody – Affinity Purified | 0.5mg | Affinity Biologicals |
TAFI-AG | TAFI Antigen Kit | Kit | Affinity Biologicals |
VWF-DP | von Willebrand Factor (vWF) Deficient Plasma – Frozen | 1mlvial | Affinity Biologicals |
VWF-LDP | von Willebrand Factor (vWF) Deficient Plasma – Lyophilized | 1mlvial | Affinity Biologicals |
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