Abstract:
:Previously we have shown (Hebert et al. [1999] J. Cell Biochem. 73:248-258) that among many cell lines the CBP2 gene product, Hsp47, eludes its retention receptor, erd2P, resulting in the appearance of Hsp47 on the cell surface associated with the tetraspanin protein CD9. Since Hsp47 possesses a highly restricted binding cleft, random peptide display libraries were used to characterize peptides binding to Hsp47 and then to target this protein on carcinoma cell lines in vitro. Comparison of the clones obtained from panning revealed little specific homology based on sequence alone. To determine whether carcinoma cells expressing Hsp47 could selectively take up the selected bacteriophages, traditional immunofluorescence and confocal microscopy were employed. These studies revealed that phage-displaying Hsp47 binding peptides bound to cell lines expressing Hsp47 and that the peptides were rapidly taken up to a location coincident with Hsp47 staining. These observations were confirmed by cytometric analyses. These data indicate that CBP2 product may provide a molecular target for chemotherapy and/or imaging of malignancies.
journal_name
J Cell Biochemjournal_title
Journal of cellular biochemistryauthors
Sauk JJ,Coletta RD,Norris K,Hebert Csubject
Has Abstractpub_date
2000-05-01 00:00:00pages
251-63issue
2eissn
0730-2312issn
1097-4644pii
10.1002/(SICI)1097-4644(20000801)78:2<251::AID-JCBjournal_volume
78pub_type
杂志文章abstract::Cervical cancer (CC) is one of the most common cancers among females, and it is most notable in developing countries. The exact etiology of CC is poorly understood; but, smoking, oral contraceptives, immunosuppression, and infection with human papillomavirus (HPV) may increase the risk of CC. There is also an associat...
journal_title:Journal of cellular biochemistry
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journal_title:Journal of cellular biochemistry
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更新日期:2001-08-01 00:00:00
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journal_title:Journal of cellular biochemistry
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abstract::Metastatic variant cell lines of the murine RAW117 large cell lymphoma were used to study the cell surface components involved in syngeneic tumor cell/microvessel endothelial cell interactions. Poorly liver-metastatic parental RAW117-P cell line adhered to murine hepatic sinusoidal endothelial cell monolayers at signi...
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journal_title:Journal of cellular biochemistry
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journal_title:Journal of cellular biochemistry
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更新日期:1995-01-01 00:00:00
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journal_title:Journal of cellular biochemistry
pub_type: 杂志文章,评审
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更新日期:2004-01-01 00:00:00
abstract::The identification and purification of murine multipotent mesenchymal stem cells (MSCs) have been difficult due to their low frequency, the presence of contaminating cell types and lack of unambiguous markers. Using a magnetic micro-beads negative selection technique to remove hematopoietic cells from mouse bone marro...
journal_title:Journal of cellular biochemistry
pub_type: 杂志文章
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更新日期:2013-05-01 00:00:00
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journal_title:Journal of cellular biochemistry
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更新日期:2014-07-01 00:00:00
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journal_title:Journal of cellular biochemistry
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