血清阴性

Meanwhile,the indirect agglutination of the serum of 119 trichinosis patients with the trichine-lla chromatography antigen and the sensitive sheep erythrocyte (both were made in this institute)showed that 116 cases presented positive reaction .

同时，应用本院制作的旋毛虫层析抗原致敏绵羊红细胞，采用间接血凝法检测119例旋毛虫病人血清，阳性116例，阳性符合率达97.47％，假阴性3例，占2.53％。

Methods 28 FMMU guinea pigs were randomly divided into experimental group, negative control group and positive control group and then trichloroethylene were applied on the skin of guinea pigs.

方法FMMU白化豚鼠28只，随机分为实验组、阳性对照组和阴性对照组，皮肤染毒后ELISA法测定各组血清脾中及IL-10变化水平。

Antiophidic serum was given by intravenous injection according to the skin test with certain venin serum, at the same time given intravenous drip of dexamethasone 20-30mg/d and procaine 10-30ml (0.25-0.5%) by circle block therapy near the area of swelling and numbness of snakebite.

根据不同种类毒蛇的咬伤，选用相对应的蛇毒血清皮试，阴性后直接静脉注射，同时静脉滴注地塞米松20～30mg/d，给予普鲁卡因0.25～0.5%10～30ml于受伤肢体肿胀或麻木部位近心端做环状封闭。

The positive rate of CAg and CIC in IgG negative patients was 28.57% and 30.95%, respectively.

IgG阴性患者血清的CAg和CIC阳性率分别为 2 8.57%及30 。95 %。

When the investigators saw him at age four years, they found him on physical examination to be normal except for having two to three cm of dry, erythematous patches on both cheeks, as well as "mildly dry" skin on the flexor/extensor surfaces of both arms. They subjected him to a standard battery of tests and found negative results on skin prick testing to milk, eggs, peanuts, and dust mites, and serum IgE testing was also negative.

在这位男童四岁时，研究人员对他进行诊疗，在理学检查时发现，除了双颊2到3公分的乾躁、红肿斑块，以及双手伸肌或是屈肌的表面轻微乾躁外，大部分都是正常的；研究人员请这位男孩接受标准电池测试，结果发现皮肤刮痕试验结果对牛奶、鸡蛋、花生与尘蹒没有过敏反应，而且血清IgE试验呈阴性反应。

The investigators studied HIV-infected subjects, with and without lipodystrophy, and HIV-seronegative controls.

他们研究了伴有和不伴有脂肪营养不良的HIV感染者，并以血清HIV阴性者为对照组。

The central theme of this thesis is to investigate the expression of lymphocyte surface marker and concentration of serum cytokines in four groups of patients with sepsis : Group 1, patients with Gram positive bacterial infection; Group 2, patients with Gram negative bacterial infection; Group 3, patients with negative cultures but strong evidence of infection; Group 4, patients without clinical and microbiologic evidence of infection as control group.

本研究主要以临床诊断为主再配合血液培养将病人分为四组：第一组是有革兰氏阳性细菌感染的病人；第二组是有革兰氏阴性细菌感染的病人；第三组是没有培养出细菌的感染性病人；第四组是由临床诊断及微生物培养证实为正常对照组。利用单株抗体接上萤光物质再配合流式细胞分析仪来测定淋巴球上各种细胞膜表面分化抗原的变化及利用酵素免疫分析法来探讨血清各种细胞素之变化。

The result makes clear, small dose group and positive contrast the negative heavy natant duration of group of small rat grows to contrast at negative significantly group of group; small dose and positive contrast the level of serum urea nitrogen of the group is reduced significantly and glycogen yuan reserve capacity rises significantly, and the addition of average weight measures small rat of small dose group remarkable prep above is other each groups.

结果表明，低剂量组和阳性对照组小鼠的负重游泳持续时间都显著长于阴性对照组；低剂量组和阳性对照组的血清尿素氮水平都显著降低而肝糖元储备量显著提高，且低剂量组小鼠平均体重的增加量显著高于其他各组。

Objective: To study the clinical significance of liver biopsy in chronic hepatic disease patients with negative serological markers.

目的：了解肝组织中肝炎病毒检测对血清肝炎病毒标志阴性患者病原学诊断的临床意义。

Objective To study the etiology of serologically negative non A～E hepatitis .

目的 对血清学标志阴性的非甲～戊型肝炎进行病原学研究。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。