ESTIMATION OF EPIDERMAL GROWTH-FACTOR RECEPTOR IN 177 BREAST CANCERS - CORRELATION WITH PROGNOSTIC FACTORS

被引:35
作者
BOLLA, M [1 ]
CHEDIN, M [1 ]
SOUVIGNET, C [1 ]
MARRON, J [1 ]
ARNOULD, C [1 ]
CHAMBAZ, E [1 ]
机构
[1] CHU ALBERT MICHALLON,DEPT BIOCHEM,F-38043 GRENOBLE,FRANCE
关键词
breast cancer; EGF receptor; estrogen receptor; histologic grade; progesterone receptors;
D O I
10.1007/BF01809293
中图分类号
R73 [肿瘤学];
学科分类号
100214 ;
摘要
Steroid receptors (ER, PR) and EGF-receptor were determined on 177 loco-regional primary breast cancers. Binding assay for EGF receptor was performed using a single saturating concentration of125I-EGF incubated with membranes in the presence or absence of unlabeled EGF. With threshold values of 5 fmol/mg and 10 fmol/mg for EGF-R and steroid receptors respectively, we noted an inverse relationship between the expression of EGF-R, and ER and PR. EGF-R expression is decreased with tumor differentiation. © 1990 Kluwer Academic Publishers.
引用
收藏
页码:97 / 102
页数:6
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