阴性的

In this retrospectie cohort, all women with antepartum GBS bacteriuria in a research registry were included. Controls were women with negatie urine cultures.

研究设计：在这个回顾性队列中，所有登记了的产前有B型链球菌菌尿的妇女都包含在其中，对照组是尿培养阴性的妇女。

The patients all had surgery with negatie margins (some healthy tissue cut out around the cancerous cells), between 1975 and 2005, to remoe pancreatic adenocarcinoma.

这些患者全部是1975-2005年接受过切缘阴性的胰腺癌手术的病人。（肿瘤细胞周围的一部分健康组织也被切除

DET was positive for regional wall motion abnormalities in 291 (25%) and negative in 854 (74%) patients.

室壁运动不正常区域的DET阳性的有291例（ 25 ％）和阴性的有854例（ 74 ％）。

Although immunohistochemical analysis was negative for complement components and immune complexes, it was positive for fibrin.

虽然对补体成分和免疫复合物的免疫组化分析是阴性的，纤维蛋白原是阳性的。

Hyperkeratosis or parakeratosis on an otherwise negative Pap smear is not a marker for significant CIN and may be related to infection or trauma with inflammation, such as from use of a diaphragm .

在其他的巴氏涂片阴性的片子上的过度角化或角化不全，这种情况可能与感染相关，也可能与感染合并血肿相关，，如使用隔膜。

Hyperkeratosis or parakeratosis on an otherwise negative Papsmear is not a marker for significant CIN and may be related toinfection or trauma with inflammation, such as from use of a diaphragm .

在其他的巴氏涂片阴性的片子上的过度角化或角化不全，这种情况可能与感染相关，也可能与感染合并血肿相关，，如使用隔膜。

Results The ultrastructural features of all 6 cases were similar to those of the interstitial cell of Cajal.

结论PDGFRA基因的突变可能是CD117阴性的胃肠道间质瘤发生的重要分子基础。

Porcine parvovirus and pseudorabies virus are the main causes of infectious reproductive failure in swine.

猪细小病毒和伪狂犬病毒均是引起母猪繁殖障碍的主要病原，猪细小病毒的危害主要表现为，导致初产母猪或血清学阴性的经产母猪发生繁殖障碍，其它年。。。

The acute rejection probability is higher in patients with positive PRA; in other hand, the probability is lower in patients with negative PRA.

术前、术后群体反应性抗体阳性患者，术后发生急性排斥的概率较高；而术前、术后群体反应抗体阴性的患者发生急性排斥的概率较低。

Rhesus factor is in the red blood cells of most people, but about 15 per cent of people are rhesus-negatie.

猕因子存在于大多数人的红血细胞中，但约有百分之十五的人是猕阴性的。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失