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    • 3. 发明申请
    • SECRETED AND CYTOPLASMIC TUMOR ENDOTHELIAL MARKERS
    • 分泌和肿瘤肿瘤内皮标记
    • WO2004005883A2
    • 2004-01-15
    • PCT/US2003/016250
    • 2003-07-02
    • THE JOHNS HOPKINS UNIVERSITYST. CROIX, BradKINZLER, Kenneth, W.VOGELSTEIN, Bert
    • ST. CROIX, BradKINZLER, Kenneth, W.VOGELSTEIN, Bert
    • G01N
    • G01N33/5011A61K38/00G01N33/5091G01N33/57484
    • To gain a better understanding of tumor angiogenesis, new techniques for isolating endothelial cells (ECs) and evaluating gene expression patterns were developed. When transcripts from ECs derived from normal and malignant colorectal tissues were compared with transcripts from non-endothelial cells, over 170 genes predominantly expressed in the endothelium were identified. Comparison between normal- and tumor-derived endothelium revealed many differentially expressed genes, including a large nujber of genes that were specifically elevated in tumor-associated endothelium. Experiments with representative genes from this group demonstrated that most were similarly expressed in the endothelium of primary lung, breast, brain, and pancreatic cancers as well as in metastatic lesions fo the liver. Theses results demonstrate that neoplastic and normal endothelium in humans are distinct at the molecular level, and have significant implications for the development of anti-angiogenic.
    • 为了更好地了解肿瘤血管生成,开发了分离内皮细胞(ECs)和评估基因表达模式的新技术。 将来自正常和恶性结肠直肠组织的ECs的转录物与来自非内皮细胞的转录物进行比较,鉴定了主要在内皮中表达的170个以上的基因。 正常和肿瘤衍生的内皮的比较显示许多差异表达的基因,包括在肿瘤相关内皮中特异性升高的大量基因。 来自该组的代表性基因的实验表明,大多数类似地在原发性肺,乳腺,脑和胰腺癌的内皮以及肝脏的转移性损伤中表达。 这些结果表明,人类的肿瘤和正常内皮在分子水平上是不同的,对抗血管生成的发展具有重要意义。