C-erbB-2在乳腺癌中的表达及其临床意义

目的：检测C-erbB-2在乳腺癌中的表达及探讨其临床意义。方法：应用免疫组化SP法检测98例乳腺癌中C-erbB-2、ER、PR的表达。结果：C-erbB-2的表达与肿块大小、患者年龄、淋巴结转移、病理学类型无显著相关性，与ER、PR的表达显著负相关。结论：C-erbB-2表达阳性是判断乳腺癌预后不良的重要指标之一。     

C-erbB-2在乳腺癌中过度表达的临床意义

目的 :了解C -erbB - 2在乳腺癌组织中过度表达情况及其的表达与临床分期的关系 ,了解C -erbB - 2过度表达患者给予不同的辅助化疗方案治疗 ,其无病生存期有无差异。方法 :采用免疫组化法对 2 33例原发性浸润性导管癌病人肿瘤石蜡切片进行C -erbB - 2表达分析 ,其结果行卡方检验 ,用Cox模型 ,行相关因素分析。结果 :C -erbB - 2过度表达与临床分期呈正相关 (P <0 .0 5 ) ;与ER、PR呈负相关 ,P =0 .0 0 1;C -erbB - 2过度表达患者给予不同化疗方案 (CMF \CAF)的无病生存期用Cox模型分析结果和有极显著差异 (P <0 .0 0 1)。结论 :C -erbB - 2过度表达是乳腺癌预后的一个重要分子生物学因素 ,它是一个重要的乳腺癌化疗疗效预测因子 ,对指导合理、个体化治疗有重要意义     

乳腺癌C-erbB-2表达与预后意义的深入探讨

C-erbB-2亦称neu或p185,其结构类似EGFR,主要用于乳癌、卵巢癌、肠、胃、食道癌等,以往的研究中,有的学者认为,C-erbB-2过度表达与乳腺癌预后有关,即阳性者复发率高而生存期短.为了进一步明确C-erbB-2与乳腺癌预后的关系,我们应用免疫组化方法检测乳腺癌C-erbB-2蛋白、雌激素受体（ER）和孕激素受体（PR）表达情况,得出了不同结论.1     

C-erbB-2表达、SPF与乳腺癌的预后关系

ｃｅｒｂＢ２又称ｎｅｕ或ＨＥＲ２基因,在１０％～４０％的乳腺癌病人中有扩增［１～３］,其编码为１８５ｋＤａ,具有酪氨酸激酶活性的糖蛋白,位于１７号染色体ｑ２１区带上［４］。有报道ｃｅｒｂＢ２蛋白的过度表达同乳腺癌病人较短期的无复发生存有关,尤其是对腋淋巴结阳性者［２,５,６］。在乳腺癌良性病变及正常乳腺组织中无ｃｅｒｂＢ２基因蛋白表达［７］。由于其与表皮生长因子受体（Ｅｐｉｄｅｒｍａｌｇｒｏｗｔｈｆａｃｔｏｒｒｅｃｅｐｔｏｒ,ＥＧＦＲ）近似（１７０ｋＤａ）［８,９］,人们推断它的过…     

ezrin在乳腺癌中的表达及其临床意义

目的 探讨乳腺癌组织中ezrin蛋白的表达及其临床意义.方法 应用免疫组化S-P方法,检测63例乳腺癌组织中ezrin的表达情况.结果 ezrin总的表达率为55.56%(35/63),ezrin表达率随着淋巴结转移增多和临床分期的增高而升高(χ2分别为7.718、6.760,P分别为0.005、0.009).无病生存时间在5年以上患者的ezrin表达率[33.33%(10/30)]显著低于无病生存时间不足5年(远处转移)或5年内死亡的患者(75.76%,25/33,χ2=11.455,P=0.001),但是ezrin的表达和肿瘤大小、月经及年龄无相关性(χ2分别为0.060、0.423、0.319,P均>0.05).结论 检测ezrin在乳腺癌中的表达可能有助于对其预后的判断.     

C-erbB-2在膀胱癌中的表达与CPA血流的关系

目的探讨C—erbB-2癌基因在膀胱癌中的表达与彩色血管能量成像（CPA）血流的关系。方法术前应用CPA检测50例膀胱癌患者及20例膀胱非肿瘤性增生患者的血流信号及其阻力指数RI，术后用免疫组化法术后测该组织中C—erbB-2的表达。结果C—erbB-2在膀胱癌中的阳性表达率为60％。显著高于非肿瘤性增生组（30％，P〈0．05），C—erbB-2在Ⅱ—Ⅲ级膀胱癌阳性表达率（71％）显著高于0-Ⅰ级（30％，P〈0．05），C—erbB-2在T2-T4期的膀胱癌的阳性表达率（70％），显著高于Tis-T1（30％，P〈0．05），膀胱癌的C—erbB-2表达强度与CPA血流分级呈正相关（r=0．677，P〈0．05），膀胱癌的RI值（0．50±0．43）显著低于非肿瘤增生性组RI值（0．69±0．41，P〈0．05），其表达强度与RI呈负相关（r=-0．537，P〈0．05）。结论膀胱癌在C—erbB-2中的表达为临床应用CPA提供了可靠的病理学基础，而CPA则为临床诊断膀胱癌提供了敏感的血流信息。     

ezrin在乳腺癌中的表达及其临床意义

Objective To study the expression and clinical significance of ezrin in breast carcinoma. Methods Immunohistuchemieal staining(S-P) was used to detect the expression of ezrin in 63 cases of breast car-cinoma samples. Results Among these 63 samples,the total expression rates of ezrin were 55.56% (35/63). With the increasing of axillary lymph nodes metastasis and clinical staging,the rates of expressing of ezrin elevated (P<0.05),which was remarkably lower in patients whose disease-free survival(DFS) was > 5 years,or those whose DFS≤5 years or died within five years(P<0.05) ,but the expression of ezrin was not correlated with tumor size,age and menopausal status (P>0.05). Conclusion The expression of ezrin may contribute to prognostic e-valuation for breast carcinoma.     

ezrin在乳腺癌中的表达及其临床意义

Objective To study the expression and clinical significance of ezrin in breast carcinoma. Methods Immunohistuchemieal staining(S-P) was used to detect the expression of ezrin in 63 cases of breast car-cinoma samples. Results Among these 63 samples,the total expression rates of ezrin were 55.56% (35/63). With the increasing of axillary lymph nodes metastasis and clinical staging,the rates of expressing of ezrin elevated (P<0.05),which was remarkably lower in patients whose disease-free survival(DFS) was > 5 years,or those whose DFS≤5 years or died within five years(P<0.05) ,but the expression of ezrin was not correlated with tumor size,age and menopausal status (P>0.05). Conclusion The expression of ezrin may contribute to prognostic e-valuation for breast carcinoma.     

ezrin在乳腺癌中的表达及其临床意义

Objective To study the expression and clinical significance of ezrin in breast carcinoma. Methods Immunohistuchemieal staining(S-P) was used to detect the expression of ezrin in 63 cases of breast car-cinoma samples. Results Among these 63 samples,the total expression rates of ezrin were 55.56% (35/63). With the increasing of axillary lymph nodes metastasis and clinical staging,the rates of expressing of ezrin elevated (P<0.05),which was remarkably lower in patients whose disease-free survival(DFS) was > 5 years,or those whose DFS≤5 years or died within five years(P<0.05) ,but the expression of ezrin was not correlated with tumor size,age and menopausal status (P>0.05). Conclusion The expression of ezrin may contribute to prognostic e-valuation for breast carcinoma.     

ezrin在乳腺癌中的表达及其临床意义

Objective To study the expression and clinical significance of ezrin in breast carcinoma. Methods Immunohistuchemieal staining(S-P) was used to detect the expression of ezrin in 63 cases of breast car-cinoma samples. Results Among these 63 samples,the total expression rates of ezrin were 55.56% (35/63). With the increasing of axillary lymph nodes metastasis and clinical staging,the rates of expressing of ezrin elevated (P<0.05),which was remarkably lower in patients whose disease-free survival(DFS) was > 5 years,or those whose DFS≤5 years or died within five years(P<0.05) ,but the expression of ezrin was not correlated with tumor size,age and menopausal status (P>0.05). Conclusion The expression of ezrin may contribute to prognostic e-valuation for breast carcinoma.     

ezrin在乳腺癌中的表达及其临床意义

Objective To study the expression and clinical significance of ezrin in breast carcinoma. Methods Immunohistuchemieal staining(S-P) was used to detect the expression of ezrin in 63 cases of breast car-cinoma samples. Results Among these 63 samples,the total expression rates of ezrin were 55.56% (35/63). With the increasing of axillary lymph nodes metastasis and clinical staging,the rates of expressing of ezrin elevated (P<0.05),which was remarkably lower in patients whose disease-free survival(DFS) was > 5 years,or those whose DFS≤5 years or died within five years(P<0.05) ,but the expression of ezrin was not correlated with tumor size,age and menopausal status (P>0.05). Conclusion The expression of ezrin may contribute to prognostic e-valuation for breast carcinoma.     

ezrin在乳腺癌中的表达及其临床意义

Objective To study the expression and clinical significance of ezrin in breast carcinoma. Methods Immunohistuchemieal staining(S-P) was used to detect the expression of ezrin in 63 cases of breast car-cinoma samples. Results Among these 63 samples,the total expression rates of ezrin were 55.56% (35/63). With the increasing of axillary lymph nodes metastasis and clinical staging,the rates of expressing of ezrin elevated (P<0.05),which was remarkably lower in patients whose disease-free survival(DFS) was > 5 years,or those whose DFS≤5 years or died within five years(P<0.05) ,but the expression of ezrin was not correlated with tumor size,age and menopausal status (P>0.05). Conclusion The expression of ezrin may contribute to prognostic e-valuation for breast carcinoma.     

ezrin在乳腺癌中的表达及其临床意义

Objective To study the expression and clinical significance of ezrin in breast carcinoma. Methods Immunohistuchemieal staining(S-P) was used to detect the expression of ezrin in 63 cases of breast car-cinoma samples. Results Among these 63 samples,the total expression rates of ezrin were 55.56% (35/63). With the increasing of axillary lymph nodes metastasis and clinical staging,the rates of expressing of ezrin elevated (P<0.05),which was remarkably lower in patients whose disease-free survival(DFS) was > 5 years,or those whose DFS≤5 years or died within five years(P<0.05) ,but the expression of ezrin was not correlated with tumor size,age and menopausal status (P>0.05). Conclusion The expression of ezrin may contribute to prognostic e-valuation for breast carcinoma.     

ezrin在乳腺癌中的表达及其临床意义

Objective To study the expression and clinical significance of ezrin in breast carcinoma. Methods Immunohistuchemieal staining(S-P) was used to detect the expression of ezrin in 63 cases of breast car-cinoma samples. Results Among these 63 samples,the total expression rates of ezrin were 55.56% (35/63). With the increasing of axillary lymph nodes metastasis and clinical staging,the rates of expressing of ezrin elevated (P<0.05),which was remarkably lower in patients whose disease-free survival(DFS) was > 5 years,or those whose DFS≤5 years or died within five years(P<0.05) ,but the expression of ezrin was not correlated with tumor size,age and menopausal status (P>0.05). Conclusion The expression of ezrin may contribute to prognostic e-valuation for breast carcinoma.     

ezrin在乳腺癌中的表达及其临床意义

Objective To study the expression and clinical significance of ezrin in breast carcinoma. Methods Immunohistuchemieal staining(S-P) was used to detect the expression of ezrin in 63 cases of breast car-cinoma samples. Results Among these 63 samples,the total expression rates of ezrin were 55.56% (35/63). With the increasing of axillary lymph nodes metastasis and clinical staging,the rates of expressing of ezrin elevated (P<0.05),which was remarkably lower in patients whose disease-free survival(DFS) was > 5 years,or those whose DFS≤5 years or died within five years(P<0.05) ,but the expression of ezrin was not correlated with tumor size,age and menopausal status (P>0.05). Conclusion The expression of ezrin may contribute to prognostic e-valuation for breast carcinoma.     

ezrin在乳腺癌中的表达及其临床意义

Objective To study the expression and clinical significance of ezrin in breast carcinoma. Methods Immunohistuchemieal staining(S-P) was used to detect the expression of ezrin in 63 cases of breast car-cinoma samples. Results Among these 63 samples,the total expression rates of ezrin were 55.56% (35/63). With the increasing of axillary lymph nodes metastasis and clinical staging,the rates of expressing of ezrin elevated (P<0.05),which was remarkably lower in patients whose disease-free survival(DFS) was > 5 years,or those whose DFS≤5 years or died within five years(P<0.05) ,but the expression of ezrin was not correlated with tumor size,age and menopausal status (P>0.05). Conclusion The expression of ezrin may contribute to prognostic e-valuation for breast carcinoma.     

乳腺癌组织中Ki-67与C—erbB-2的表达及其临床意义

目的检测ki-67,C—erbB-2在乳腺癌组织中的表达并探讨临床意义及相关关系。方法应用免疫组化S-P法,检测166例乳腺癌组织中ki-67,C—erbB-2的表达结果,分析其相关关系。结果①阳性表达率：ki-67为79．52％（132／166）,C-erbB-2为66．26％（110／166）;②Ki-67表达强度与C-erbB-2表达强度（X^2=109．79;P〈0．01）呈正相关性。结论ki-67,C—erbB-2在乳腺癌组织中的表达均较高,可作为乳腺癌独立的预后判断因子;联合检测具有实际的临床意义,可作为临床病理因素之外早期识别高转移潜能乳腺癌的重要补充指标。     

乳腺癌雌激素受体、孕激素受体和C-erbB-2的表达及其临床意义

目的 :研究乳腺癌中雌、孕激素受体 (ER、PR)与C -erbB -2癌基因的表达情况及临床意义。方法 :应用免疫组化S -P法 ,对 15 8例原发性乳腺癌组织进行了ER、PR和C -erbB -2检测 ,并进行统计学分析。结果 :ER、PR和C -erbB -2的表达率分别为 6 8 4 %、6 2 0 %、5 4 4 %。ER的表达与PR的表达呈显著正相关 ( P <0 0 1) ;C -erbB -2的表达与淋巴结转移呈正相关 (P <0 0 5 ) ,与ER、PR的表达呈显著负相关 (P <0 0 1)。C -erbB -2表达阴性及ER、PR表达阳性 4年无复发生存率及总生存率较高。结论 :ER、PR的测定有利于选择乳腺癌内分泌治疗。C -erbB -2可作为判断乳腺癌预后的重要指标 ,C -erbB -2阴性者预后较好。     

C-erbB-2、P53、nm23在乳腺癌中表达的临床意义

乳腺癌是女性常见的恶性肿瘤之一，其发生发展为多基因参与和多阶段协同作用的结果。如何早期将具有潜在转移危险的患者筛选出来，给予积极治疗，是提高乳腺癌生存率的关健所在。本研究通过免疫组织化学方法检测C-erbB-2、P53和nm23在乳腺癌组织中的表达，并探讨其与乳腺癌的预后的关系，为临床辅助治疗提供客观指标。     

C-erbB-2在子宫颈癌中的表达及临床意义

【目的】探讨癌基因C-erbB-2在子宫颈癌中的表达及与临床病理因素之间的关系。【方法】采用免疫组织化学法检测60例宫颈鳞癌组织，20例宫颈良性肿瘤组织。15例正常宫颈组织中CerbB-2的表达。【结果】正常宫颈、宫颈良性肿瘤及宫颈鳞癌中C-erbB-2阳性表达率分别为0％，5％，51．66％；三组间差异有显著性（X^2-23．67，P〈0．01），在不同分化程度的宫颈鳞癌中，C-erbB-2的表达强度的差异均有显著性（Hc=10．2934；P=0．0058）．在不同临床分期的宫颈癌中．C-erbB-2的表达强度差异亦有显著性（Hc=9．2126；P-0．0266），在淋巴结有转移与淋巴结无转移组之间，C-erbB-2的表达强度差异均有显著性（P-0．0010）。【结论】①C-erbB-2的表达与宫颈鳞癌的发生发展有关。②检测CerbB-2可作为判定宫颈鳞癌恶性程度，评估其侵袭性及转移性的分子生物学指标。其对早期宫颈鳞癌的诊断及宫颈鳞癌的预后判定可能具有重要的参考价值。