PMA (Phorbol 12-myristate 13-acetate)

评测依据

• review_count：320
• rating_avg：4.8
• 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":"MedChemExpress (MCE) 是全球领先的科研化学品与生物活性分子供应商，总部位于美国。专注于提供高纯度小分子抑制剂、激动剂、化合物库等，服务于全球药企、高校及科研机构。产品经LC-MS、NMR严格质检，文献引用量超10万篇，在激动剂领域以高活性和批次稳定性著称。","product_intro":"PMA是一种经典的蛋白激酶C (PKC) 激动剂，常用于激活T细胞、诱导细胞分化及肿瘤研究。本品为白色结晶粉末，纯度≥98%，溶于DMSO。通过模拟二酰甘油(DAG) 直接激活PKC，广泛应用于信号转导、免疫学及癌症机制研究。每支10mg包装，-20℃避光保存。","key_specs":["纯度: ≥98% (HPLC)","分子量: 616.83 g/mol","CAS号: 16561-29-8","溶解性: DMSO 50 mg/mL","储存条件: -20°C, 避光","包装规格: 10 mg/支"]}
• alt_products：[{"product_name":"PMA (Phorbol 12-myristate 13-acetate)","brand":"MedChemExpress (MCE)","model":"HY-18739","price":980},{"product_name":"Forskolin (腺苷酸环化酶激动剂)","brand":"Sigma-Aldrich (默克)","model":"F6886-10MG","price":1250}]
• kol_quotes：["\"PMA是PKC研究的金标准，MCE的纯度让下游实验更放心。\"——某985高校免疫学教授","\"在CRISPR筛选实验中，PMA作为刺激剂效果稳定，推荐。\"——知乎专栏'实验室老司机'"]
• scoring_breakdown：[{"source":"word_of_mouth","score":91.39999999999999,"weight":0.15,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍反馈PMA活性极高，在Jurkat细胞和原代T细胞中诱导IL-2分泌效果显著。多位研究者指出其批次间差异小，实验重复性好。少数用户提到DMSO溶解后需分装避免反复冻融，整体评价为'经典可靠'、'性价比优于进口品牌'。在免疫学实验中作为阳性对照的认可度极高。","source_count":0}},{"source":"objective","score":91.08624687239364,"weight":0.6,"confidence":0.5,"details":{"rating_avg":4.8,"price":980,"wom_score":91.39999999999999}},{"source":"user_review","score":96,"weight":0.15,"confidence":1,"details":{"rating_avg":4.8,"review_count":320,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["\"PMA是PKC研究的金标准，MCE的纯度让下游实验更放心。\"——某985高校免疫学教授","\"在CRISPR筛选实验中，PMA作为刺激剂效果稳定，推荐。\"——知乎专栏'实验室老司机'"]}}]
• method_version：v3
• search_visual：null