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乐金健康:关于与美国麻省总医院签订《合作研究协议》的补充公告2016-08-01  

						 证券代码:300247             证券简称:乐金健康    公告编号:2016-067



                    安徽乐金健康科技股份有限公司

关于与美国麻省总医院签订《合作研究协议》的补充公告



    本公司及董事会全体成员保证公告内容真实、准确、完整,不存在虚假记
 载、 误导性陈述或重大遗漏。



   安徽乐金健康科技股份有限公司(以下简称“公司”)于 2016 年 7 月 27 日

披露了《关于与美国麻省总医院签订<合作研究协议>的公告》(公告编号 2016-

066),应深圳证券交易所要求,现就此公告补充披露如下内容:

    一、协议各方介绍:

    1、甲方:安徽乐金健康科技股份有限公司

    2、乙方:美国麻省总医院

    美国麻省总医院,建立于 1811 年,是美国历史最悠久的三所医院之一,也

是新英格兰地区建立最早、规模最大的医院,它是与哈佛医学院建立最早、规

模最大的教学医院,里面具有世界一流的医学类博士、博士后人才,建立了多

所全世界顶级技术的医学实验室,被誉为多项医学技术的领导者。麻省总医院

在癌症、心血管、神经、脑血管、消化、风湿免疫、血液、内分泌等疾病临床

治疗方面世界领先。医院拥有闻名全球的五大学科医疗中心,分别是:癌症中

心、心脏中心、消化中心、移植中心以及血管中心,各中心汇集了众多权威专

家,可为患者提供优质、高端的综合医疗服务。

    美国麻省总医院网站地址:http://www.massgeneral.org/

    二、合作团队主要成员介绍

    1、王新慧博士(Wang X),1958 年出生,1982 年本科毕业于安徽医科大

学,1999 年博士毕业于纽约医科大学,2012 年受聘为哈佛医学院暨麻省总院的

外科肿瘤免疫学专家。王新慧博士(Wang X)获得专利如下表:

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 证券代码:300247              证券简称:乐金健康         公告编号:2016-067


医院内部
  编号     获得日期                  专利名称                       专利号
                          FULLY HUMAN ANTIBODIES TO HIGH
                           MOLECULAR WEIGHT-MELANOMA
 1794      10/16/2008   ASSOCIATED ANTIGEN AND USES THEREOF       61/106,055
                        MONOCLONAL ANTIBODIES FOR CSPG4 FOR
                        THE DIAGNOSIS AND TREATMENT OF BASAL
  1792     9/19/2008             BREAST CARCINOMA                 61/098,548
                        MONOCLONAL ANTIBODIES FOR CSPG4 FOR
                        THE DIAGNOSIS AND TREATMENT OF BASAL
  1792     9/18/2009             BREAST CARCINOMA                 2009293007
                          FULLY HUMAN ANTIBODIES TO HIGH
                           MOLECULAR WEIGHT-MELANOMA
 1794      10/15/2009   ASSOCIATED ANTIGEN AND USES THEREOF    PCT/US2009/060903
                          FULLY HUMAN ANTIBODIES TO HIGH
                           MOLECULAR WEIGHT-MELANOMA
 1794      10/15/2009   ASSOCIATED ANTIGEN AND USES THEREOF       2009305715
                        MONOCLONAL ANTIBODIES FOR CSPG4 FOR
                        THE DIAGNOSIS AND TREATMENT OF BASAL
  1792     9/18/2009             BREAST CARCINOMA              PCT/US2009/057578
                        ANTIBODIES TO ENDOPLASMIN AND THEIR
 2181      6/16/2010                    USE                       61/355,516
                           DELAYING AND PREVENTING B-RAF
 2346      12/2/2010            INHIBITOR RESISTANCE              61/419,208
                         ANTIBODIES TO HLA-A2 ANTIGEN-MAGE-
                         3271-279 PEPTIDE COMPLEX AND THEIR
 2343      5/27/2011                    USES                      61/491,118
                          FULLY HUMAN ANTIBODIES TO HIGH
                           MOLECULAR WEIGHT-MELANOMA
 1794      10/15/2009   ASSOCIATED ANTIGEN AND USES THEREOF        2,737,597
                          FULLY HUMAN ANTIBODIES TO HIGH
                           MOLECULAR WEIGHT-MELANOMA
 1794      10/15/2009   ASSOCIATED ANTIGEN AND USES THEREOF        9821279.8
                        MONOCLONAL ANTIBODIES FOR CSPG4 FOR
                        THE DIAGNOSIS AND TREATMENT OF BASAL
  1792     9/18/2009             BREAST CARCINOMA                  2,737,758
                        MONOCLONAL ANTIBODIES FOR CSPG4 FOR
                        THE DIAGNOSIS AND TREATMENT OF BASAL
  1792     9/18/2009             BREAST CARCINOMA                  9815308.3
                        MONOCLONAL ANTIBODIES FOR CSPG4 FOR
                        THE DIAGNOSIS AND TREATMENT OF BASAL
  1792     9/18/2009             BREAST CARCINOMA                 2011-528016
                        MONOCLONAL ANTIBODIES FOR CSPG4 FOR
                        THE DIAGNOSIS AND TREATMENT OF BASAL
  1792     3/16/2011             BREAST CARCINOMA                 13/119,428




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 证券代码:300247               证券简称:乐金健康            公告编号:2016-067



                           FULLY HUMAN ANTIBODIES TO HIGH
                            MOLECULAR WEIGHT-MELANOMA
  1794      4/8/2011     ASSOCIATED ANTIGEN AND USES THEREOF           13/123,489
                            FULLY HUMAN ANTIBODIES TO HIGH
                             MOLECULAR WEIGHT-MELANOMA
  1794     10/15/2009    ASSOCIATED ANTIGEN AND USES THEREOF          2011-532263
                         ANTIBODIES TO ENDOPLASMIN AND THEIR
  2181      6/15/2011                        USE                    PCT/US2011/040580
                         ANTIBODIES TO ENDOPLASMIN AND THEIR
  2181      6/15/2011                        USE                       13/161,432
                         METHODS FOR TREATING A TUMOR USING
                          AN ANTIBODY THAT SPECIFICALLY BINDS
  2346      12/1/2011                   HMW-MAA                     PCT/US2011/062943
                         METHODS FOR TREATING A TUMOR USING
                          AN ANTIBODY THAT SPECIFICALLY BINDS
  2348      12/1/2011                       GRP94                   PCT/US2011/062946
                         METHODS FOR TREATING A TUMOR USING
                          AN ANTIBODY THAT SPECIFICALLY BINDS
  2348      12/1/2011                       GRP94                      13/309,490
                         University of Pittsburgh Invention
                        Disclosure and
                        Assignment Agreement- title EAF1 and EAF2
  TBN      09/06/2012                    antibodies                   Pitt Ref: 02877


  00786-                Combination Treatments with Sonic
 0886P01   04/04/2013   Hedgehog Inhibitors                            MGH 22119

  TBN       12/2014     CSPG4-specific human scFv SK5               USSN 62/143,456


    2、Soldano Ferrone(Ferrone S)博士,意大利人,1991 博士毕业于米兰

大学,2014 年受聘为哈佛医学院暨麻省总院外科和骨科教授。Soldano

Ferrone 博士获得专利如下表:
医院内部
  编号     专利日期                    专利名称                          专利号

                        DELAYING AND PREVENTING B-RAF
  2346     12/2/2010         INHIBITOR RESISTANCE                      61/419,208
                         ANTIBODIES TO HLA-A2 ANTIGEN-
                         MAGE-3271-279 PEPTIDE COMPLEX
  2343     5/27/2011            AND THEIR USES                         61/491,118
                          MONOCLONAL ANTIBODIES FOR
                          CSPG4 FOR THE DIAGNOSIS AND
                          TREATMENT OF BASAL BREAST
  1792     3/16/2011              CARCINOMA                            13/119,428
                        FULLY HUMAN ANTIBODIES TO HIGH
                         MOLECULAR WEIGHT-MELANOMA
                         ASSOCIATED ANTIGEN AND USES
  1794     10/15/2009               THEREOF                           2011-532263

                                         3
  证券代码:300247                  证券简称:乐金健康               公告编号:2016-067


                           ANTIBODIES TO ENDOPLASMIN AND
   2181       6/15/2011               THEIR USE                              13/161,432
                           METHODS FOR TREATING A TUMOR
                               USING AN ANTIBODY THAT
   2346       12/1/2011     SPECIFICALLY BINDS HMW-MAA                  PCT/US2011/062943
                           METHODS FOR TREATING A TUMOR
                               USING AN ANTIBODY THAT
   2348       12/1/2011       SPECIFICALLY BINDS GRP94                       13/309,490
                              UNIVERSITY OF PITTSBURGH
                             INVENTION DISCLOSURE AND
                            ASSIGNMENT AGREEMENT- TITLE
   TBN       09/06/2012       EAF1 AND EAF2 ANTIBODIES                     Pitt Ref: 02877
   3、王新慧博士和 Soldano Ferrone 博士合作工作、研究课题 20 多年。 团

队主要参考文献如下:
1. Wang X, Ferrone S, McPherson A. Crystal structure of an anti-anti-idiotype shows it to be
   self- complementary. J Mol Biol, 255:617-627, 1996. PMID: 8568901
2. Wang X, Ferrone S. HLA (A*0201) mimicry by anti-idiotypic monoclonal antibodies. J
   Immunol, 161:6705-6714, 1998. PMID: 9862700
3. Wang X, Noronha EJ, Kageshita T, Ferrone S. Characterization of human anti-high molecular
   weight-melanoma-associated antigen single-chain Fv fragments isolated from a phage display
   antibody library. Cancer Res, 58:2417-2425, 1998. PMID: 9622083
4. Noronha EJ, Wang X, Desai SA, Kageshita T, Ferrone S. Limited diversity of human scFv
   fragments isolated by panning a synthetic phage-display scFv library with cultured human
   melanoma cells. J Immunol, 161:2968-2976, 1998. PMID: 9743360
5. Ban N, Day J, Wang X, Ferrone S, McPherson A. Crystal structure of an anti-anti-idiotype
   shows it to be self- complementary. J Mol Biol, 255:617-627, 1996. PMID: 8568901
6. Noronha EJ, Wang X, Desai SA, Kageshita T, Ferrone S. Limited diversity of human scFv
   fragments isolated by panning a synthetic phage-display scFv library with cultured human
   melanoma cells. J Immunol, 161:2968-2976, 1998. PMID: 9743360
7. Wang X, Campoli M, Cho HS, Ogino T, Bandoh N, Shen J, Hur SY, Kageshita T, Ferrone S. A
   method to generate antigen-specific mAb capable of staining formalin-fixed, paraffin-
   embedded tissue sections. J Immunol Methods, 299:139-151, 2005. PMID: 15896802
8. Wang X, Ko EC, Peng L, Gillies SD, Ferrone S. Human high molecular weight melanoma
   associated antigen (HMW-MAA) mimicry by mouse anti-idiotypic (anti-id) mAb MK2-23:
   enhancement of immunogenicity of anti-id mAb MK2-23 by fusion with interleukin-2. Cancer
   Res, 65:6976-6983, 2005. PMID: 16061683
9. Anichini A, Mortarini R, Nonaka D, Molla A, Vegetti C, Montaldi E, Wang X, Ferrone S.
   Association of antigen processing machinery and HLA antigen phenotype of melanoma cells
   with survival in American Joint Committee on Cancer stage III and IV melanoma patients.
   Cancer Res, 66:6405-6411, 2006. PMID: 16778219




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  证券代码:300247                  证券简称:乐金健康              公告编号:2016-067


10. Luo W, Ko E, Hsu JC, Wang X, Ferrone S. Targeting melanoma cells with HMW-MAA-
    specific antibodies elicited by a peptide mimotope: functional effects. J Immunol,
    176:6046-6054, 2006. PMID: 16670313
11. Luo W, Wang X, Kageshita T, Wakasugi S, Karpf AR, Ferrone S. Regulation of human high
    molecular weight-melanoma associated antigen (HMW-MAA) gene expression by promoter
    DNA methylation in human melanoma cells.         Oncogene, 25:2873-2884, 2006.      PMID:
    16407841
12. Peng L, Ko E, Luo W, Wang X, Shrikant PA, Ferrone S. CD4-dependent potentiation of a high
    molecular weight-melanoma-associated antigen-specific CTL response elicited in HLA-A2/Kb
    transgenic mice. J Immunol, 176:2307-2315, 2006. PMID: 16455987
13. Raffaghello L, Nozza P, Morandi F, Camoriano M, Wang X, Garre ML, Cama A, Basso G,
    Ferrone S, Gambini C, Pistoia V. Expression and functional analysis of human leukocyte
    antigen class I antigen-processing machinery in medulloblastoma. Cancer Res, 67:5471-5478,
    2007. PMID: 17545629
14. Tsuda N, Chang DZ, Mine T, Efferson C, García-Sastre A, Wang X, Ferrone S, Ioannides
    CG. Taxol increases the amount and T cell activating ability of self-immune stimulatory
    multimolecular complexes found in ovarian cancer cells. Cancer Res, 67:8378-8387,
    2007. PMID: 17804754

    该研究团队因其在单克隆抗体和肿瘤免疫逃逸机制的研究成果获得国际肿瘤

免疫学领域的广泛认可,多次获得美国国立卫生研究院和美国国防部的科研经

费。2010 年、2011 年、2012 年连续三年获得               university of Pittsburgh 的

创新发明奖。根据团队的研究成果包括发现新的 3 阴乳腺癌靶点以及阻断放射

治疗引起的乳癌肿瘤干细胞;针对 HLA 抗原和肿瘤相关抗原,已经研制出大量

的单克隆抗体,包括抗 CSPG4 和细胞表面 GRP94 的抗体等,获得了多项与癌症

靶向单克隆抗体相关的美国发明专利。目前,其将利用他们在嵌合抗原受体

(CAR)主要成分-抗体领域的强大优势,研究团队致力于开展 CAR- T 细胞治疗

实体瘤的研究及临床运用研究。美国麻省总医院王新慧团队介绍链接:

http://www.massgeneral.org/research/researchlab.aspx?id=1565&display=

team

       三、研究课题详细描述:

       1、拟利用不与正常组织,例如心脏、大脑和肺部发生交互反应的细胞表

面特定 GRP94 靶向性 scFv 抗体,生成一个嵌合体抗原受体(CAR)转导的 T 细

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 证券代码:300247              证券简称:乐金健康      公告编号:2016-067



胞靶细胞表面 GRP94。

        2、测试工程 CAR 在人体 T 细胞中的表达水平。

        3、测试一组癌细胞系,以及不同的原始和正常 PBMC 以及骨髓细胞。

        4、评估工程 CAR- T 细胞在目标肿瘤细胞(一组肿瘤细胞)中的体外抑杀

能力。

        5、测试在存在靶细胞的情况下,CAR- T 细胞的体外 IFN-gamma 释放。

        6、使用 CAR- T 细胞和正常细胞进行细胞杀伤和 IFN-gamma 释放试验。

        7、测试 CAR 转导 T 细胞在老鼠原位异种移植模型系统中的体内抗瘤活

性。

        8、 为了改善 CAR- T 细胞的体内疗效,将设计并实施策略,抵消肿瘤细

胞因肿瘤微环境诱导变化而产生的逃避机理。

       四、风险提示:

       1、本次签署的协议为合作研究协议,具体的实施进度存在不确定性。截止

到目前为止,该研究成果尚未取得专利权,仍出于动物试验阶段,临床试验时

间亦存在不确定性。

       2、双方在未来的合作运营过程中可能存在一定的经营风险、合作风险、市

场风险及政策风险等不确定因素,因此公司提请广大投资者注意投资风险。

       特此公告。

                                             安徽乐金健康科技股份有限公司

                                                                    董事会

                                                           2016 年 8 月 1 日




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