A NOVEL PEPTIDE FROM AMYLOID P COMPONENT SUPPORTS CELL ATTACHMENT

被引:27
作者
DHAWAN, S [1 ]
FIELDS, RL [1 ]
ROBEY, FA [1 ]
机构
[1] NIDR,CELLULAR DEV & ONCOL LAB,PEPTIDE & IMMUNOCHEM UNIT,BETHESDA,MD 20892
关键词
D O I
10.1016/0006-291X(90)90825-8
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
Amyloid P component is a glycoprotein found in association with connective tissues throughout the body and is also a component of human serum. We have identified a dodecapeptide from amyloid P component which is capable of supporting the attachment of a wide variety of cells to the surface of polystyrene plastic dishes. 83% of the activity is confined to a hexapeptide, FTLCFR. Saturation of cell attachment occurs at a peptide concentration of 100 μg/ml used to coat the plastic. These results indicate that the active peptide may represent a functional property of amyloid P component which heretofore has no function. © 1990.
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页码:1284 / 1290
页数:7
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