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The Development of Therapy for Liver Metastasis of Pancreatic Cancer with Tumor-Specific Binding Lipsomes

The Development of Therapy for Liver Metastasis of Pancreatic Cancer with Tumor-Specific Binding Lipsomes
肿瘤特异性结合脂质体治疗胰腺癌肝转移的进展
批准号:
15591403
负责人:
KITAGAWA Toru
金额:
$2.18万
依托单位:
依托单位国家:
日本
项目类别:
Grant-in-Aid for Scientific Research (C)
财政年份:
2003
资助国家:
日本
项目状态:
已结题
起止时间:
2003 至 2004

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中文摘要
翻译
胰腺癌是最难治的癌症之一,在胰腺癌诊断的同时或术后发现的肝转移是致命的因素,因此需要新的策略来控制胰腺癌的转移。本研究所临床上关注的胰腺癌中CS的表达明显高于正常胰腺癌和胃癌,在先前的研究中,高转移肿瘤细胞上表达的CS被用作含新型阳离子脂质的聚乙二醇包被脂质体(TRX-20)选择性递送抗癌药物的靶点。在体内实验中,与载顺铂的普通脂质体或游离顺铂相比,载顺铂的TRX-20脂质体可显著抑制CS表达肿瘤细胞的局部生长和肝转移。 ...更多信息 艾德TRX-20脂质体(TRX-20 L-Gem)对人胰腺癌细胞的作用。TRX-20 L-Gem在体外与药物共培养的实验条件下对表达CS的肿瘤细胞(CFPAC-1)具有杀伤作用,而TRX(-)-Gem则完全无效。在携带CFPAC-1肿瘤的小鼠中的治疗实验显示,TRX-20 L-Gem在减少局部肿瘤生长方面比游离吉西他滨或TRX(-)-Gem显著更有效。此外,TRX-20 L-Gem在肿瘤接种后30天内预防小鼠的肝转移,然而,用盐水、游离吉西他滨和TRX(-)-Gem处理的小鼠在第30天遭受CFPAC-1的肝转移。这些数据表明,我们的脂质体的吉西他滨的CS靶向递送代表了一种潜在有用的策略,以防止具有增强的CS表达的人胰腺癌细胞的局部生长和肝转移。这些数据表明,我们的脂质体的吉西他滨的CS靶向递送代表了一种潜在有用的策略,以防止具有增强的CS表达的人胰腺癌细胞的肝转移。少
英文摘要
Pancreatic cancer is one of the most refractory cancers, because liver metastasis that is discovered at the same time of diagnosis of pancreatic cancer or at post operative period is lethal factor for cure.So the novel strategy is required to control metastasis of pancreatic cancer.Significant increases in CS were reported in a variety of neoplasms including pancreatic cancer. Indeed, the expression of CS in pancreatic cancer clinically respected in our institute was significantly higher than normal pancreas and gastric cancer.In previous study, CS expressed on highly metastatic tumor cells was used as a target for the selective delivery of anti-cancer drugs by polyethylene glycol-coated liposomes containing new cationic lipid (TRX-20). Cisplatin-loaded TRX-20 liposomes significantly suppressed the local growth and liver metastasis of CS-expressing tumor cells comparing with cisplatin-loaded plain liposomes or free cisplatin in vivo.We investigated the effectiveness of Gemcitabine-load … More ed TRX-20 liposomes (TRX-20L-Gem) on human pancreatic cancer cells. TRX-20L-Gem killed the CS-expressing tumor cells (CFPAC-1) in vitro cytotoxicity assay under the experimental conditions of co-culturing with drugs, whereas TRX(-)-Gem were totally ineffective. Therapeutic experiments in mice bearing CFPAC-1 tumor revealed that TRX-20L-Gem were significantly more effective in reducing the local tumor growth than free Gemcitabine or TRX(-)-Gem. Moreover TRX-20L-Gem prevents liver metastasis in mice within 30 days after tumor inoculation, however mice treated with saline, free Gemcitabine, and TRX(-)-Gem suffered from liver metastasis of CFPAC-1 on day30. These data suggest that the CS-targeted delivery of Gemcitabine by our liposomes represents a potentially useful strategy to prevent the local growth and liver metastasis of human pancreatic cancer cells that have enhanced expression of CS.These data suggest that the CS-targeted delivery of Gemcitabine by our liposomes represents a potentially useful strategy to prevent the liver metastasis of human pancreatic cancer cells that have enhanced expression of CS. Less
期刊论文(26)
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会议论文
Tyrosinekinase inhibitor ; Imatinib Mesilate
酪氨酸激酶抑制剂;
DOI: --
发表时间: 2004
期刊: Rinsyono Yakubutsuchiryo vol23-4
影响因子: --
作者: [李千萬, 北川透, 他, Nishida Toshiro]
通讯作者: Nishida Toshiro
Individualization of Postoperative Chemotherapy using in vitro Chemosensitivity Test
利用体外化疗敏感性试验实现术后化疗的个体化
DOI: --
发表时间: 2005
期刊: Jpn J cancer Clin vol51-1
影响因子: --
作者: [Hasegawa, T., Funahashi H, Funahashi H, Funahashi H, Sawai H, Tanaka M, Funahashi H, Sawai H, Matsuo Y, Takahashi H, Funahashi H, Takahashi H, Funahashi H, Sawai H, Sawai H, Sawai H, Funahashi H, Manabe T, Manabe T, Funahashi H, Sawai H, Sawai H, Sawai H, Sawai H, Sawai H, Funahashi H, Funahashi H, Funahashi H, Sawai H, Tanaka M, Funahashi H, Funahashi H, Funahashi H, Sawai H, Tanaka M, 北川 透, Kitagawa Toru]
通讯作者: Kitagawa Toru
消化器癌術後補助化学療法の個別化に向けて:抗癌剤感受性試験(CD-DST法)の可能性
胃肠癌术后辅助化疗的个体化:抗癌药物敏感性试验(CD-DST法)的可能性
DOI: --
发表时间: 2005
期刊: 癌の臨床 51-1
影响因子: --
作者: [Hasegawa, T., Funahashi H, Funahashi H, Funahashi H, Sawai H, Tanaka M, Funahashi H, Sawai H, Matsuo Y, Takahashi H, Funahashi H, Takahashi H, Funahashi H, Sawai H, Sawai H, Sawai H, Funahashi H, Manabe T, Manabe T, Funahashi H, Sawai H, Sawai H, Sawai H, Sawai H, Sawai H, Funahashi H, Funahashi H, Funahashi H, Sawai H, Tanaka M, Funahashi H, Funahashi H, Funahashi H, Sawai H, Tanaka M, 北川 透, Kitagawa Toru, 北川透]
通讯作者: 北川透
抗癌薬・抗悪性腫瘍薬 代謝拮抗薬(チロシンキナーゼインヒビター)メシル酸イマチニブ
抗癌药/抗肿瘤药抗代谢物(酪氨酸激酶抑制剂)甲磺酸伊马替尼
DOI: --
发表时间: 2004
期刊: 臨床の薬物治療 23-4
影响因子: --
作者: [Hasegawa, T., Funahashi H, Funahashi H, Funahashi H, Sawai H, Tanaka M, Funahashi H, Sawai H, Matsuo Y, Takahashi H, Funahashi H, Takahashi H, Funahashi H, Sawai H, Sawai H, Sawai H, Funahashi H, Manabe T, Manabe T, Funahashi H, Sawai H, Sawai H, Sawai H, Sawai H, Sawai H, Funahashi H, Funahashi H, Funahashi H, Sawai H, Tanaka M, Funahashi H, Funahashi H, Funahashi H, Sawai H, Tanaka M, 北川 透, Kitagawa Toru, 北川透, 西田俊朗]
通讯作者: 西田俊朗
共 11 条
    Usefulness of the collage gel droplet embedded culture drug sensitivity test (CD-DST) in post-operative adjuvant chemotherapy
    • 批准号:
      17591333
    • 项目类别:
      Grant-in-Aid for Scientific Research (C)
    • 资助金额:
      $2.37万
    • 财政年份:
      2005
    • 负责人:
      KITAGAWA Toru
    • 依托单位:
    Gene therapy for the liver metastasis of the pancreatic cancer using p53 adenovirus vector
    • 批准号:
      12671225
    • 项目类别:
      Grant-in-Aid for Scientific Research (C)
    • 资助金额:
      $2.18万
    • 财政年份:
      2000
    • 负责人:
      KITAGAWA Toru
    • 依托单位:
    海外基金