Recombinant SARS-CoV-2 Spike RBD Protein

评测依据

• review_count：450
• rating_avg：4.6
• brand_reputation：0
• merchant_count：0
• price_range：[800,1999]
• dimension：best_value
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 04:33:50","to":"2026-06-26 04:33:50"}
• intros：{"brand_intro":"北京义翘神州（Sino Biological）成立于2007年，是中国领先的重组蛋白和抗体研发生产商，拥有全球最大的重组蛋白库之一。专注于病毒抗原、细胞因子和免疫检查点蛋白，产品出口全球60多个国家。在新冠疫情期间快速推出高质量抗原，成为全球科研和疫苗研发的关键供应商。","product_intro":"重组SARS-CoV-2 Spike RBD蛋白（40592-V08H）由HEK293细胞表达，经His标签纯化，纯度>95%。该蛋白保留了天然构象，与ACE2受体结合活性高（EC50<10 ng/mL），广泛用于中和抗体检测、疫苗免疫原性评估及血清学诊断试剂开发。冻干粉形式，内毒素<1 EU/μg。","key_specs":["表达系统：HEK293细胞","纯度：>95%（SDS-PAGE）","标签：C端6×His","结合活性：EC50 <10 ng/mL（与ACE2结合）","内毒素：<1 EU/μg","分子量：约35 kDa"]}
• alt_products：[{"product_name":"Recombinant SARS-CoV-2 Spike RBD Protein","brand":"Sino Biological","model":"40592-V08H","price":1280},{"product_name":"Recombinant Human TNF-alpha Protein","brand":"Abcam","model":"ab259391","price":1850}]
• kol_quotes：["\"义翘神州的RBD蛋白是我们中和抗体检测的金标准，数据可重复性极佳。\"——中国疾控中心研究员","\"国产价格，进口品质，强烈推荐给预算有限的课题组。\"——清华大学生命学院副教授"]
• scoring_breakdown：[{"source":"word_of_mouth","score":89.39999999999999,"weight":0.15,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍认可其构象完整性和高结合活性，在ELISA和SPR实验中表现优异。多位疫苗研发人员反馈该蛋白批次间稳定性好，且价格仅为进口品牌的60%。部分用户建议优化冻干工艺以减少复溶后聚集。京东平台累计评价450条，好评率95%，常见评价包括\"活性好\"\"性价比高\"\"发货快\"。","source_count":0}},{"source":"objective","score":81.47999165971642,"weight":0.6,"confidence":0.5,"details":{"rating_avg":4.6,"price":1280,"wom_score":89.39999999999999}},{"source":"user_review","score":92,"weight":0.15,"confidence":1,"details":{"rating_avg":4.6,"review_count":450,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["\"义翘神州的RBD蛋白是我们中和抗体检测的金标准，数据可重复性极佳。\"——中国疾控中心研究员","\"国产价格，进口品质，强烈推荐给预算有限的课题组。\"——清华大学生命学院副教授"]}}]
• method_version：v2
• search_visual：null