阴性的

If a cervical Gram stain is positivefor Gram-negative intracellular diplococci, the probability of PIDgreatly increases; if negative, it is of little use.

如果宫颈涂片提示细胞内革兰染色阴性双球菌，盆腔炎的可能性大大提高；否则，宫颈涂片几乎没有诊断价值。

The probe hybridized with prime b PCR products of 90 sputum specimen of...

而rDNA探针对 90份结核病人痰标本引物b扩增产物检测的阳性率为 80 。2 %，高于PCR扩增产物电泳检测结果(64%)。rDNA探针与 30份非结核病人痰标本杂交结果均为阴性杂交。

There is no credible criterion for early stage because MSCT cannot distinguish the histology delamination of most rectal walls. There are false negative and positive in the N staging, it is necessary to have further studies inclosing more cases.

MSCT判定T1、T2期直肠癌有一定限度，对淋巴结转移的判断仍存在假阳性和假阴性，需要进一步大样本研究。

Results The expression of Vimentin declined gradually during passaging process from the primary generation to the fifth generation, while the highest level of V...

结果 Vimentin在原贴壁基质细胞系由原代传至 5代的细胞中，其表达逐渐下降，而在再贴壁基质细胞传至第 3代中表达最高；Desmin、α-SmoothMuscleActin单克隆抗体和VonWillebrandFactor抗体染色呈阴性。

Objective To explore the relationship between untreated initial psychosis duration and long-term the scores of SANS and SAPS in schizophrenia.

目的探讨首发精神分裂症患者未治疗精神病期与后期阴性症状和阳性症状的关系。

Results Typical avascular necrosis at different stages and severities was found on bone scintigraphy at 31 femoral heads of 16 SARS patients, 97% of which were MRI positive.

结果 骨三相发现16例患者31个股骨头呈不同阶段、不同程度的典型骨坏死表现，其中97%有MRI异常； 23例患者42个股骨头为可疑坏死，其中67%为MRI阴性； 30例正常表现患者中3例MRI为可疑。

Contamination rates and growth patterns for the negative control swabs and postoperative swabs are listed in Tables 3 and 4, respectively.

阴性对照组和术后拭子组的污染几率和细菌生长模式分别列举在表3和4中。

The translocated bacteria and endotoxin trigger the production of inflammatory mediators, activation of complement and coagulation system.

纠正SIRS患者胃肠电活动的异常③保护肠道双歧杆菌和乳杆菌，抑制肠杆菌等革兰氏阴性细菌过度生长。

The acid-fast bacillus stains by direct smear were all negative for all 100 CSF .samples.

此外，在这100份检体中，结核杆菌的快速染色均为阴性。

RESULTS: At 7 and 14 days following osteogenic induction, a significant positive reaction to alkaline phosphatase staining was detected, with calcium nodus.

结果：成骨诱导7， 14d，经诱导的骨髓基质干细胞和脂肪间充质干细胞呈碱性磷酸酶阳性，有钙结节形成，未诱导组呈阴性。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。