
一、公司介紹
Affinity Biologicals(以下簡稱“Affinity")是凝血與止血研究及診斷領域的企業,自1987年成立以來,始終致力于為科研、臨床診斷及制藥行業提供高質量抗體、ELISA試劑盒、血漿產品及定制化解決方案。總部位于加拿大安大略省,所有產品均在通過ISO 13485認證的工廠生產,并獲得美國FDA、加拿大衛生部及歐洲CE認證,確保技術合規性與國際認可。
作為優秀者,Affinity擁有超過250種抗體產品線,覆蓋凝血因子、抗凝蛋白、血小板相關蛋白等核心研究方向。其VisuLize™系列ELISA試劑盒以高靈敏度和精準度著稱,成為實驗室的常用工具。此外,公司還提供定制化服務,包括蛋白質純化、抗體開發及凍干技術支持,滿足客戶多樣化需求。
?? 下圖為"上海起發"作為其授權代理的授權書

二、核心優勢
1. 嚴格的質量體系
• 全流程遵循ISO 13485標準,確保產品從研發到生產的可追溯性與一致性。
• 所有試劑盒及血漿產品通過FDA、CE認證,適用于臨床診斷與科研場景。
2. 廣泛的產品覆蓋
• 抗體:針對凝血因子(如Factor VIII、IX)、抗凝蛋白(如Protein C、S)等靶點,支持WB、IHC、ELISA等多種實驗。
• ELISA試劑盒:VisuLize™系列提供完整檢測方案,涵蓋凝血功能評估、抑制劑篩查等應用。
• 血漿產品:包括免疫耗竭型缺陷血漿(如Factor II、VII缺陷血漿)及校準血漿,用于標準化實驗流程。
3. 技術創新與定制服務
• 自主研發的抗體采用多肽抗原設計,結合親和純化技術,確保高特異性與批次穩定性。
• 提供定制化血漿產品開發、檢測方法優化及凍干工藝支持,助力客戶突破技術瓶頸。
4. 服務網絡
• 產品覆蓋70+國家,服務超10,000家科研機構及企業,包括醫院、藥企及CRO公司。
三、熱門產品
1. Factor VIII Antigen ELISA Kit(因子VIII抗原ELISA試劑盒)
• 產品特點:
• 采用夾心ELISA技術,定量檢測人血漿或濃縮物中的因子VIII抗原,靈敏度達0.005 IU/mL。
• 內置標準品與質控品,支持快速診斷血友病B及療效監測。
• 存儲條件:2-8°C避光保存,有效期24個月。
• 工作原理:基于特異性抗體捕獲抗原,辣根過氧化物酶標記二抗催化顯色反應。
• 使用方法:
1. 血漿樣本預處理(離心去除細胞碎片)。
2. 加樣至預包被板,孵育后洗滌。
3. 加入酶標二抗,二次孵育后顯色。
4. 終止反應并讀取450 nm吸光度值。
2. VisuLize™ Factor XI Antigen ELISA Kit(因子XI抗原ELISA試劑盒)
• 產品特點:
• 專為因子XI活性與抗原水平檢測設計,適用于遺傳性出血性疾病研究。
• 檢測限低至0.01 IU/mL,支持全血、血清及血漿樣本。
• 存儲條件:-20°C長期保存,避免反復凍融。
• 工作原理:基于抗原-抗體特異性結合,通過底物顯色定量分析。
• 使用方法:
1. 樣本稀釋后加入反應孔。
2. 酶標抗體孵育,洗脫未結合物。
3. 化學發光底物顯色,儀器定量。
3. Deficient Plasmas系列(缺陷血漿產品)
• 產品特點:
• 包含Factor II、V、VII、X等凝血因子缺陷血漿,用于抑制劑篩查及功能驗證。
• 采用免疫吸附技術去除特定因子,保留其他凝血通路完整性。
• 存儲條件:-20°C凍存,復溶后需4小時內使用。
• 應用場景:
• 評估抗凝藥物療效(如華法林治療監測)。
• 研究凝血因子缺乏癥的病理機制。
四、解決實驗中的核心問題
1. 樣本穩定性不足
• 痛點:凝血因子易降解,影響檢測準確性。
• 解決方案:提供預處理樣本指南(如快速離心、添加穩定劑),并推薦使用缺陷血漿作為陰性對照。
2. 低豐度蛋白檢測困難
• 痛點:如Factor IX等低濃度蛋白難以精準定量。
• 解決方案:采用高親和力抗體及信號放大技術(如ECL底物),提升檢測靈敏度至fg級。
3. 實驗標準化缺失
• 痛點:不同實驗室檢測結果差異大。
• 解決方案:提供國際標準品溯源的校準血漿(如VisuCal™系列),確保數據可比性。
4. 定制化需求復雜
• 痛點:藥企及研究機構需特定蛋白的抗體或試劑盒。
• 解決方案:支持從抗體開發到凍干工藝的全流程定制,周期縮短至4-6周。
五、目標客戶群體
1. 科研機構:高校、醫學研究院所,聚焦凝血機制、癌癥轉移及炎癥反應研究。
2. 臨床診斷實驗室:醫院檢驗科、第三方檢測機構,用于血友病、DIC等疾病的診斷與監測。
3. 制藥企業:開發抗凝藥物(如NOACs)或止血制劑,需高特異性抗體及動物模型支持。
4. CRO/CDMO公司:提供定制化試劑開發服務,加速臨床試驗與生產流程。
六、購買常見問題與解答
Q1:產品是否適用于自動化檢測設備?
A:多數ELISA試劑盒兼容主流酶標儀,部分產品提供標準化數據格式,可直接導入LIMS系統。
Q2:缺陷血漿的批次間差異如何控制?
A:采用嚴格的生產工藝與質控標準,每批次均通過活性驗證與穩定性測試,確保一致性。
Q3:定制服務是否需要最小起訂量?
A:抗體定制1 mg起訂,血漿產品根據類型不同,起訂量為50 mL至1 L。
Q4:運輸過程中如何保證樣本活性?
A:冷鏈運輸(2-8°C),全程溫控記錄,緊急訂單支持加急配送。
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更多產品信息,請聯系中國區域代理商:上海起發實驗試劑有限公司
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(注:本文內容基于品牌公開資料及行業常規信息整理,具體以品牌信息文檔為準。)
??熱賣產品
貨號 | 品名 | 規格 | 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作廢 | 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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