Results : ( 1 ) The positive expression of MMP - 2 reinforces gradually from normal villus, benign mole to malignant mole which has statistically significance ( P < 0. 05 ).
结果（1）从正常绒毛→良性葡萄胎→恶性葡萄胎，MMP-2的阳性率有升高趋势，差异有统计学意义（P〈0.05）。
The latest news on the economy, though not positive, was at least benign, and that helped ease investor anxiety.
有关于经济的最新消息，尽管并非正面，也至少良性，有助于缓解投资者的焦虑。
PPD test showed that intense positive reaction was 42% in the benign cases, but negative response was 48% in the malignant cases.
精制蛋白衍化物（PPD）皮试显示：良性病变强阳性反应占42％，恶性病变阴性反应占48％。
Result Rates of telomere ferment, AFP and tumor cell positive were significantly higher in malignant group than those in benign group(p <0. 01) .
结果恶性腹水中端粒酶、AFP及肿瘤细胞阳性率均显著高于良性腹水组（P值均<0.01）；
The positive rate of EGFR was 40.0% in ovarian benign tumor, and was 80.0% in ovarian cancer.
EGFR在良性卵巢肿瘤组织中的阳性表达率分别为40.0%，在卵巢癌组织中的阳性表达率为80.0%；
Giving the patient a positive diagnosis and reassuring them of the benign nature of IBS without denying the significance of their symptoms tends to improve outcomes.
在不否认症状重要性的前提下，给病人一个积极的诊断并向其保证IBS是良性的，可以改善疗效。
Conclusion: CA125 is not only a marker for ovarian cancer, but a broad-spectrum tumor marker. There are higher positive rates of CA125 in some benign diseases including hepatocirrhosis.
结论CA125不只是卵巢癌的指标，也是一种广谱肿瘤标志物，并且肝硬化等良性疾病也有较高的阳性率，可作为健康体检中筛选异常人群的指标。
There are the positive and benign relations between technical progress and environment benefit.
技术进步与企业收益有正面、良性的关系。
Conclusions Telomesase activity is positive in cancerous ascites and is usefiul in differential diagnosis of benign and malignant ascites.
结论癌性腹水端粒酶阳性。 端粒酶活性检测可作为临床良恶性腹水鉴别诊断依据之一。
Results The positive ratio of 77.74% in the malignant tumor group was significantly higher than that of the benign diseases group (35.48%, P<0.01) and the normal control group (22.09%, P<0.01).
结果恶性肿瘤组的阳性率为77.74%，显著高于良性疾病组（35.48%，P<0.01）和正常对照组（22.09%，P<0.01）。
Most of the malignant sehwannomas (8 / 10) were stained positive also, but the degree of staining was weaker than that of the above-mentioned benign tumors.
多数恶性雪旺氏瘤（8/10）亦显阳性，但一般反应较上述良性肿瘤要弱。
Results The positive rate of serum and hydrothorax CEA in malignant group were significantly higher than that in benign pleural effusion(P<0.01), so did it of the concentration.
结果恶性组患者胸水与血清的CEA水平及其比值均明显高于良性组，两组差异有非常显著性（P<0.01）。
Results The positive rate of serum and hydrothorax CEA in malignant group were significantly higher than that in benign pleural effusion(P<0.01), so did it of the concentration.
结果恶性组患者胸水与血清的CEA水平及其比值均明显高于良性组，两组差异有非常显著性（P<0.01）。
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