QS-21 (Stimulon)

别名: 皂苷 QA 21V1;(2S,3S,4S,5R,6R)-6-(((3S,4S,4AR,6AR,6BS,8R,8AR,12AS,14AR,14BR)-8A-((((2S,3R,4S,5R,6R)-3-(((2S,3R,4S,5R,6S)-5-(((2S,3R,4S,5R)-4-(((2S,3R,4R)-3,4-二羟基-4-(羟甲基)四氢呋喃-2-基)氧基)-3,5-二羟基四氢-2H-吡喃-2-基)氧基)-3,4-二羟基-6-甲基四氢-2H-吡喃-2-基)氧基)-5-(((3S,5S,6S)-5-(((3S,5S,6S)-5-(((2R,3R,4R,5S)-3,4-二羟基-5-(羟甲基)四氢呋喃-2-基)氧基)-3-羟
目录号: V75158 纯度: ≥98%
QS-21 是一种免疫刺激皂苷,可作为有效的疫苗佐剂。
QS-21 (Stimulon) CAS号: 141256-04-4
产品类别: NLR
产品仅用于科学研究,不针对患者销售
规格 价格 库存 数量
1mg
500mg
Other Sizes
点击了解更多
  • 与全球5000+客户建立关系
  • 覆盖全球主要大学、医院、科研院所、生物/制药公司等
  • 产品被大量CNS顶刊文章引用
InvivoChem产品被CNS等顶刊论文引用
产品描述
QS-21 是一种免疫刺激皂苷,可作为有效的疫苗佐剂。 QS-21 通过作用于抗原呈递细胞 (APC) 和 T 细胞来刺激 Th2 体液和 Th1 细胞介导的免疫反应。 QS-21 可以激活 NLRP3 炎症小体并释放 caspase-1 依赖性细胞因子 IL-1β 和 IL-18。
生物活性&实验参考方法
靶点
NLRP3 inflammasome
体内研究 (In Vivo)
对小鼠 APC(DC 和巨噬细胞)的研究表明,QS-21 是 NLRP3 炎症小体的激活剂,进而触发依赖于 caspase-1 的促炎细胞因子 IL-1β/IL-18 的释放,并促进细胞成熟Th 17 细胞或 INF-γ 介导的 Th1 反应 [3]。
参考文献

[1]. Development of Improved Vaccine Adjuvants Based on the Saponin Natural Product QS-21 through Chemical Synthesis. Acc Chem Res. 2016;49(9):1741-1756.

[2]. Identification of QS-21 as an Inflammasome-activating Molecular Component of Saponin Adjuvants. J Biol Chem. 2016;291(3):1123-1136.

[3]. Lacaille-Dubois MA. Updated insights into the mechanism of action and clinical profile of the immunoadjuvant QS-21: A review. Phytomedicine. 2019;60:152905.

其他信息
QS-21 是一种研究性佐剂,添加到疫苗和其他免疫疗法中,旨在增强机体对治疗中所含抗原的免疫反应。它是 Stimulon 佐剂家族的主要成员。作为一种疫苗添加剂,Antigenics 公司目前正在针对多种疾病领域开展临床试验,对其进行评估。
据报道,Stimulon 存在于皂树(Quillaja saponaria)中,并有相关数据。
QS-21 是一种从皂树(Quillaja saponaria Molina)树皮中分离得到的纯化天然皂苷,具有潜在的免疫佐剂活性。与疫苗肽联合使用时,QS21 可增强总抗肿瘤疫苗特异性抗体反应和细胞毒性 T 细胞反应。
另见:Obi-821(部分成分)。
药物适应症
已研究用于治疗生殖器疱疹、HIV 感染、肝炎(病毒性、乙型肝炎)、流感、疟疾、黑色素瘤和病毒感染。
作用机制
QS-21 具有增强总疫苗特异性抗体反应和 T 细胞反应的潜力。此外,QS-21 似乎能以相对较少的抗原量提高疫苗的效力,并与其他佐剂表现出协同作用。由于 QS-21 能够增强机体对极低剂量抗原的免疫反应,因此可以“节省”疫苗抗原,从而显著降低给定剂量所需的抗原量,使疫苗生产更经济。
*注: 文献方法仅供参考, InvivoChem并未独立验证这些方法的准确性
化学信息 & 存储运输条件
分子式
C92H148O46
分子量
1990.13192g/mol
精确质量
1988.924
CAS号
141256-04-4
PubChem CID
73652135
外观&性状
White to light yellow solid powder
LogP
-2.4
tPSA
717
氢键供体(HBD)数目
23
氢键受体(HBA)数目
46
可旋转键数目(RBC)
38
重原子数目
138
分子复杂度/Complexity
4100
定义原子立体中心数目
51
SMILES
CC[C@H](C)[C@H](C[C@@H](CC(=O)O[C@@H](C[C@@H](CC(=O)O[C@H]1[C@H](O[C@H]([C@@H]([C@H]1O)O[C@H]2[C@@H]([C@@H]([C@H]([C@@H](O2)C)O[C@H]3[C@@H]([C@H]([C@@H](CO3)O)O[C@H]4[C@@H]([C@](CO4)(CO)O)O)O)O)O)OC(=O)[C@]56CCC(C[C@H]5C7=CC[C@@H]8[C@]9(CC[C@@H]([C@@]([C@@H]9CC[C@]8([C@@]7(C[C@H]6O)C)C)(C)C=O)O[C@H]1[C@@H]([C@H]([C@@H]([C@H](O1)C(=O)O)O)O[C@H]1[C@@H]([C@H]([C@@H](CO1)O)O)O)O[C@H]1[C@@H]([C@H]([C@H]([C@H](O1)CO)O)O)O)C)(C)C)C)O)[C@@H](C)CC)O)O[C@H]1[C@@H]([C@H]([C@@H](O1)CO)O)O
InChi Key
DRHZYJAUECRAJM-DWSYSWFDSA-N
InChi Code
InChI=1S/C92H148O46/c1-13-36(3)46(126-54(102)25-41(98)24-47(37(4)14-2)127-80-62(110)58(106)49(30-94)128-80)23-40(97)26-55(103)131-69-39(6)125-82(73(65(69)113)136-79-64(112)60(108)68(38(5)124-79)132-78-67(115)70(45(100)32-122-78)133-84-75(116)91(120,34-96)35-123-84)138-85(119)92-22-21-86(7,8)27-43(92)42-15-16-51-87(9)19-18-53(88(10,33-95)50(87)17-20-89(51,11)90(42,12)28-52(92)101)130-83-74(137-81-63(111)59(107)57(105)48(29-93)129-81)71(66(114)72(135-83)76(117)118)134-77-61(109)56(104)44(99)31-121-77/h15,33,36-41,43-53,56-75,77-84,93-94,96-101,104-116,120H,13-14,16-32,34-35H2,1-12H3,(H,117,118)/t36-,37-,38-,39+,40-,41-,43-,44+,45+,46-,47-,48+,49-,50+,51+,52+,53-,56-,57-,58-,59-,60-,61+,62+,63+,64+,65-,66-,67+,68-,69-,70-,71-,72-,73+,74+,75-,77-,78-,79-,80+,81-,82-,83+,84-,87-,88-,89+,90+,91+,92+/m0/s1
化学名
(2S,3S,4S,5R,6R)-6-[[(3S,4S,4aR,6aR,6bS,8R,8aR,12aS,14aR,14bR)-8a-[(2S,3R,4S,5R,6R)-3-[(2S,3R,4S,5R,6S)-5-[(2S,3R,4S,5R)-4-[(2S,3R,4R)-3,4-dihydroxy-4-(hydroxymethyl)oxolan-2-yl]oxy-3,5-dihydroxyoxan-2-yl]oxy-3,4-dihydroxy-6-methyloxan-2-yl]oxy-5-[(3S,5S,6S)-5-[(3S,5S,6S)-5-[(2R,3R,4R,5S)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]oxy-3-hydroxy-6-methyloctanoyl]oxy-3-hydroxy-6-methyloctanoyl]oxy-4-hydroxy-6-methyloxan-2-yl]oxycarbonyl-4-formyl-8-hydroxy-4,6a,6b,11,11,14b-hexamethyl-1,2,3,4a,5,6,7,8,9,10,12,12a,14,14a-tetradecahydropicen-3-yl]oxy]-3-hydroxy-5-[(2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-4-[(2S,3R,4S,5R)-3,4,5-trihydroxyoxan-2-yl]oxyoxane-2-carboxylic acid
HS Tariff Code
2934.99.9001
存储方式

Powder      -20°C    3 years

                     4°C     2 years

In solvent   -80°C    6 months

                  -20°C    1 month

运输条件
Room temperature (This product is stable at ambient temperature for a few days during ordinary shipping and time spent in Customs)
溶解度数据
溶解度 (体外实验)
DMSO: 100 mg/mL (50.25 mM)
H2O: 50 mg/mL (25.12 mM)
溶解度 (体内实验)
配方 1 中的溶解度: ≥ 2.5 mg/mL (1.26 mM) (饱和度未知) in 10% DMSO + 40% PEG300 + 5% Tween80 + 45% Saline (这些助溶剂从左到右依次添加,逐一添加), 澄清溶液。
例如,若需制备1 mL的工作液,可将100 μL 25.0 mg/mL澄清DMSO储备液加入到400 μL PEG300中,混匀;然后向上述溶液中加入50 μL Tween-80,混匀;加入450 μL生理盐水定容至1 mL。
*生理盐水的制备:将 0.9 g 氯化钠溶解在 100 mL ddH₂O中,得到澄清溶液。

配方 2 中的溶解度: ≥ 2.5 mg/mL (1.26 mM) (饱和度未知) in 10% DMSO + 90% (20% SBE-β-CD in Saline) (这些助溶剂从左到右依次添加,逐一添加), 澄清溶液。
例如,若需制备1 mL的工作液,可将 100 μL 25.0 mg/mL澄清DMSO储备液加入900 μL 20% SBE-β-CD生理盐水溶液中,混匀。
*20% SBE-β-CD 生理盐水溶液的制备(4°C,1 周):将 2 g SBE-β-CD 溶解于 10 mL 生理盐水中,得到澄清溶液。

View More

配方 3 中的溶解度: ≥ 2.5 mg/mL (1.26 mM) (饱和度未知) in 10% DMSO + 90% Corn Oil (这些助溶剂从左到右依次添加,逐一添加), 澄清溶液。
例如,若需制备1 mL的工作液,可将 100 μL 25.0 mg/mL 澄清 DMSO 储备液加入到 900 μL 玉米油中并混合均匀。


配方 4 中的溶解度: 100 mg/mL (50.25 mM) in PBS (这些助溶剂从左到右依次添加,逐一添加), 澄清溶液; 超声助溶.

请根据您的实验动物和给药方式选择适当的溶解配方/方案:
1、请先配制澄清的储备液(如:用DMSO配置50 或 100 mg/mL母液(储备液));
2、取适量母液,按从左到右的顺序依次添加助溶剂,澄清后再加入下一助溶剂。以 下列配方为例说明 (注意此配方只用于说明,并不一定代表此产品 的实际溶解配方):
10% DMSO → 40% PEG300 → 5% Tween-80 → 45% ddH2O (或 saline);
假设最终工作液的体积为 1 mL, 浓度为5 mg/mL: 取 100 μL 50 mg/mL 的澄清 DMSO 储备液加到 400 μL PEG300 中,混合均匀/澄清;向上述体系中加入50 μL Tween-80,混合均匀/澄清;然后继续加入450 μL ddH2O (或 saline)定容至 1 mL;

3、溶剂前显示的百分比是指该溶剂在最终溶液/工作液中的体积所占比例;
4、 如产品在配制过程中出现沉淀/析出,可通过加热(≤50℃)或超声的方式助溶;
5、为保证最佳实验结果,工作液请现配现用!
6、如不确定怎么将母液配置成体内动物实验的工作液,请查看说明书或联系我们;
7、 以上所有助溶剂都可在 Invivochem.cn网站购买。
计算器

摩尔浓度计算器可计算特定溶液所需的质量、体积/浓度,具体如下:

  • 计算制备已知体积和浓度的溶液所需的化合物的质量
  • 计算将已知质量的化合物溶解到所需浓度所需的溶液体积
  • 计算特定体积中已知质量的化合物产生的溶液的浓度
使用摩尔浓度计算器计算摩尔浓度的示例如下所示:
假如化合物的分子量为350.26 g/mol,在5mL DMSO中制备10mM储备液所需的化合物的质量是多少?
  • 在分子量(MW)框中输入350.26
  • 在“浓度”框中输入10,然后选择正确的单位(mM)
  • 在“体积”框中输入5,然后选择正确的单位(mL)
  • 单击“计算”按钮
  • 答案17.513 mg出现在“质量”框中。以类似的方式,您可以计算体积和浓度。

稀释计算器可计算如何稀释已知浓度的储备液。例如,可以输入C1、C2和V2来计算V1,具体如下:

制备25毫升25μM溶液需要多少体积的10 mM储备溶液?
使用方程式C1V1=C2V2,其中C1=10mM,C2=25μM,V2=25 ml,V1未知:
  • 在C1框中输入10,然后选择正确的单位(mM)
  • 在C2框中输入25,然后选择正确的单位(μM)
  • 在V2框中输入25,然后选择正确的单位(mL)
  • 单击“计算”按钮
  • 答案62.5μL(0.1 ml)出现在V1框中
g/mol

分子量计算器可计算化合物的分子量 (摩尔质量)和元素组成,具体如下:

注:化学分子式大小写敏感:C12H18N3O4  c12h18n3o4
计算化合物摩尔质量(分子量)的说明:
  • 要计算化合物的分子量 (摩尔质量),请输入化学/分子式,然后单击“计算”按钮。
分子质量、分子量、摩尔质量和摩尔量的定义:
  • 分子质量(或分子量)是一种物质的一个分子的质量,用统一的原子质量单位(u)表示。(1u等于碳-12中一个原子质量的1/12)
  • 摩尔质量(摩尔重量)是一摩尔物质的质量,以g/mol表示。
/

配液计算器可计算将特定质量的产品配成特定浓度所需的溶剂体积 (配液体积)

  • 输入试剂的质量、所需的配液浓度以及正确的单位
  • 单击“计算”按钮
  • 答案显示在体积框中
动物体内实验配方计算器(澄清溶液)
第一步:请输入基本实验信息(考虑到实验过程中的损耗,建议多配一只动物的药量)
第二步:请输入动物体内配方组成(配方适用于不溶/难溶于水的化合物),不同的产品和批次配方组成不同,如对配方有疑问,可先联系我们提供正确的体内实验配方。此外,请注意这只是一个配方计算器,而不是特定产品的确切配方。
+
+
+

计算结果:

工作液浓度 mg/mL;

DMSO母液配制方法 mg 药物溶于 μL DMSO溶液(母液浓度 mg/mL)。如该浓度超过该批次药物DMSO溶解度,请首先与我们联系。

体内配方配制方法μL DMSO母液,加入 μL PEG300,混匀澄清后加入μL Tween 80,混匀澄清后加入 μL ddH2O,混匀澄清。

(1) 请确保溶液澄清之后,再加入下一种溶剂 (助溶剂) 。可利用涡旋、超声或水浴加热等方法助溶;
            (2) 一定要按顺序加入溶剂 (助溶剂) 。

临床试验信息
Title:BZLF1 Peptide Vaccine (OSU-2131) With QS-21 for the Prevention of Epstein-Barr Virus Related Cancer in Patients Awaiting Solid Organ Transplants
Status:Suspended
updateDate:2026-04-21
Ctid:NCT06741072

Link: https://clinicaltrials.gov/ct2/show/NCT06741072

Conditions:Chronic Kidney Disease, Stage 4|Chronic Kidney Disease, Stage 5|EBV-Related Lymphoproliferative Disorder|EBV-Related Malignant Neoplasm|Post-Transplant Lymphoproliferative Disorder
Interventions:QS21
Phase:Phase 1
Title:Tg01 Vaccine / Qs-21 Stimulon™ With Or Without Balstilimab As Maintenance Therapy Following Adjuvant Chemotherapy In Patients With Resected Pancreatic Cancer
Status:Active, not recruiting
updateDate:2024-09-23
Ctid:NCT05638698

Link: https://clinicaltrials.gov/ct2/show/NCT05638698

Conditions:Pancreas Cancer
Interventions:Balstilimab
Phase:Phase 2
Title:Multivalent Conjugate Vaccine Trial for Patients With Biochem. Relapsed Prostate Cancer
Status:Completed
updateDate:2023-10-05
Ctid:NCT00579423

Link: https://clinicaltrials.gov/ct2/show/NCT00579423

Conditions:Prostate|Cancer
Interventions:QS21
Phase:Phase 2
View More

Title:A Phase I, Multicenter, Randomized, Double-Blind, Placebo-Controlled HIV-1 Vaccine Trial to Evaluate the Safety and Immunogenicity of rgp120/HIV-1MN (Genentech) in Combination With QS21 Adjuvant and/or Alum in Healthy Adults.
Status:Completed
updateDate:2021-11-04
Ctid:NCT00001044

Link: https://clinicaltrials.gov/ct2/show/NCT00001044

Conditions:HIV Infections
Interventions:rgp120/HIV-1MN
Phase:Phase 1
Title:A Phase I, Multicenter, Randomized, Double-Blind, Placebo-Controlled HIV-1 Vaccine Trial to Evaluate the Safety and Immunogenicity of MN Recombinant Soluble gp120/HIV-1 (rsgp120/HIV-1) (Genentech) in Combination With QS21 Adjuvant and/or Alum in Healthy Adults
Status:Completed
updateDate:2021-11-04
Ctid:NCT00001052

Link: https://clinicaltrials.gov/ct2/show/NCT00001052

Conditions:HIV Infections
Interventions:rgp120/HIV-1MN
Phase:Phase 1
Title:A Phase I, Multicenter, Randomized, Double-Blind, Placebo-Controlled Trial to Evaluate the Safety and Immunogenicity of HIV-1 MN rsgp120 and Bivalent AIDSVAX B/E (HIV-1 MN rgp120/A244 rgp120) in Combination With QS-21 With or Without Alum in Healthy HIV-1 Uninfected Adults
Status:Completed
updateDate:2021-11-04
Ctid:NCT00001096

Link: https://clinicaltrials.gov/ct2/show/NCT00001096

Conditions:HIV Infections
Interventions:rgp120/HIV-1MN
Phase:Phase 1
Title:Safety and Effectiveness of Two Different Formulations of an HIV Vaccine in Infants Born to HIV-Infected Women
Status:Withdrawn
updateDate:2021-10-29
Ctid:NCT00000809

Link: https://clinicaltrials.gov/ct2/show/NCT00000809

Conditions:HIV Infections|HIV Seronegativity
Interventions:MN rsgp120/HIV-1
Phase:Phase 1
Title:Long Term Extension Study Evaluating Safety, Tolerability and Immunogenicity Of ACC-001 In Subjects With Mild To Moderate Alzheimer's Disease
Status:Completed
updateDate:2021-03-25
Ctid:NCT00955409

Link: https://clinicaltrials.gov/ct2/show/NCT00955409

Conditions:Alzheimer Disease
Interventions:ACC-001(30µg) + QS21
Phase:Phase 2
Title:Vaccine Therapy and QS21 in Treating Patients With Metastatic Breast Cancer
Status:Completed
updateDate:2020-11-18
Ctid:NCT00470574

Link: https://clinicaltrials.gov/ct2/show/NCT00470574

Conditions:Breast Cancer
Interventions:sialyl Lewisª-keyhole limpet hemocyanin conjugate vaccine
Phase:N/A
Title:A Long Term Extension Study Evaluating ACC-001 With QS-21 in Subjects With Mild to Moderate Alzheimer's Disease
Status:Terminated
updateDate:2016-04-01
Ctid:NCT00960531

Link: https://clinicaltrials.gov/ct2/show/NCT00960531

Conditions:Alzheimer Disease
Interventions:ACC-001+QS-21 (30mcg)
Phase:Phase 2
Title:Study Evaluating ACC-001 In Subjects With Mild To Moderate Alzheimer's Disease
Status:Completed
updateDate:2016-01-01
Ctid:NCT00498602

Link: https://clinicaltrials.gov/ct2/show/NCT00498602

Conditions:Alzheimer Disease
Interventions:ACC-001
Phase:Phase 2
Title:Study Evaluating Safety, Tolerability, And Immunogenicity Of ACC-001 In Subjects With Mild To Moderate Alzheimer's Disease
Status:Completed
updateDate:2016-01-01
Ctid:NCT00479557

Link: https://clinicaltrials.gov/ct2/show/NCT00479557

Conditions:Alzheimer Disease
Interventions:Placebo: Phosphate buffered saline
Phase:Phase 2
Title:Vaccine Therapy in Treating Patients at High Risk for Breast Cancer Recurrence
Status:Completed
updateDate:2015-12-30
Ctid:NCT00030823

Link: https://clinicaltrials.gov/ct2/show/NCT00030823

Conditions:Breast Cancer
Interventions:QS21
Phase:N/A
Title:Vaccine Therapy in Treating Patients With Metastatic Melanoma
Status:Completed
updateDate:2014-11-20
Ctid:NCT00003224

Link: https://clinicaltrials.gov/ct2/show/NCT00003224

Conditions:Melanoma (Skin)
Interventions:Tet-p
Phase:Phase 1
Title:Vaccine Therapy Plus QS21 in Treating Patients With Advanced Pancreatic or Colorectal Cancer
Status:Completed
updateDate:2013-07-11
Ctid:NCT00006387

Link: https://clinicaltrials.gov/ct2/show/NCT00006387

Conditions:Colorectal Cancer|Pancreatic Cancer
Interventions:ras peptide cancer vaccine
Phase:Phase 1
Title:Vaccine Therapy in Treating Patients With Chronic Myelogenous Leukemia
Status:Completed
updateDate:2013-06-25
Ctid:NCT00004052

Link: https://clinicaltrials.gov/ct2/show/NCT00004052

Conditions:Leukemia
Interventions:bcr-abl peptide vaccine
Phase:Phase 2
Title:Vaccine Therapy Plus Immune Adjuvants in Treating Patients With Advanced Melanoma
Status:Completed
updateDate:2013-06-25
Ctid:NCT00003362

Link: https://clinicaltrials.gov/ct2/show/NCT00003362

Conditions:Melanoma (Skin)
Interventions:tyrosinase peptide
Phase:Phase 2
Title:Vaccine Therapy in Treating Patients With Ovarian, Fallopian Tube, or Peritoneal Cancer
Status:Completed
updateDate:2013-06-19
Ctid:NCT00006041

Link: https://clinicaltrials.gov/ct2/show/NCT00006041

Conditions:Fallopian Tube Cancer|Ovarian Cancer|Primary Peritoneal Cavity Cancer
Interventions:QS21
Phase:Phase 1
Title:Vaccine Therapy Plus QS21 in Treating Patients With Small Cell Lung Cancer That Has Responded to Initial Therapy
Status:Completed
updateDate:2013-06-19
Ctid:NCT00004249

Link: https://clinicaltrials.gov/ct2/show/NCT00004249

Conditions:Lung Cancer
Interventions:polysialic acid
Phase:Phase 2
Title:Vaccine Therapy Plus QS21 in Treating Patients With Prostate Cancer
Status:Completed
updateDate:2013-03-25
Ctid:NCT00036933

Link: https://clinicaltrials.gov/ct2/show/NCT00036933

Conditions:Prostate Cancer
Interventions:QS21
Phase:Phase 1
Title:Vaccine Therapy Plus QS21 in Treating Patients With Progressive Prostate Cancer
Status:Completed
updateDate:2013-03-19
Ctid:NCT00003819

Link: https://clinicaltrials.gov/ct2/show/NCT00003819

Conditions:Prostate Cancer
Interventions:keyhole limpet hemocyanin
Phase:Phase 1
Title:Vaccine Therapy Plus QS21 in Treating Patients With Progressive Prostate Cancer
Status:Completed
updateDate:2013-01-31
Ctid:NCT00004929

Link: https://clinicaltrials.gov/ct2/show/NCT00004929

Conditions:Prostate Cancer
Interventions:QS21
Phase:Phase 1
Title:Vaccine Therapy Plus QS21 in Treating Women With Breast Cancer Who Have No Evidence of Disease
Status:Completed
updateDate:2012-12-13
Ctid:NCT00003357

Link: https://clinicaltrials.gov/ct2/show/NCT00003357

Conditions:Breast Cancer
Interventions:QS21
Phase:Phase 1
Title:Vaccine Therapy in Treating Patients With Primary Stage II Melanoma
Status:Unknown status
updateDate:2009-02-09
Ctid:NCT00005052

Link: https://clinicaltrials.gov/ct2/show/NCT00005052

Conditions:Melanoma (Skin)
Interventions:QS21
Phase:Phase 3

相关产品
联系我们