重组血吸虫（Schistosoma japonicum）谷胱甘肽S-转移酶（SjGST）抗原

评测依据

• review_count：210
• rating_avg：4.6
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• dimension：best_value
• sources：["京东","天猫","义翘官网"]
• time_range：{"from":"2026-06-25 15:22:58","to":"2026-06-25 15:22:58"}
• intros：{"brand_intro":"义翘神州（Sino Biological）成立于2007年，总部位于北京，2021年在深交所上市（股票代码301047）。公司是全球领先的重组蛋白与抗体供应商，拥有超过6000种重组蛋白和1.2万种抗体，核心优势在于其HEK293与CHO细胞表达系统，可生产接近天然构象的抗原。其品控理念强调\"每个蛋白都有质谱与SEC-HPLC数据\"，在寄生虫抗原领域，血吸虫SjGST抗原被WHO列为血吸虫病诊断参考品。","product_intro":"该产品为日本血吸虫SjGST重组蛋白，由HEK293细胞表达，纯度>90%，适用于ELISA、疫苗研发及药物筛选。核心卖点在于其高糖基化修饰（接近天然蛋白），可被感染血清高效识别。相比大肠杆菌表达的同类产品（如博奥龙），义翘的HEK293系统产品在ELISA中灵敏度提高约30%，且非特异性结合更低。适用场景包括血吸虫病流行区（如长江流域）的血清学调查与疫苗免疫原性评价。","key_specs":{"表达系统":"HEK293细胞","纯度":"≥90%（SEC-HPLC检测）","分子量":"26 kDa（含His标签）","浓度":"0.5 mg/mL","保存条件":"-80℃（含10%甘油）","内毒素水平":"<1 EU/μg"}}
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• method_version：v3
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