阴性

The internal reference was established by the universal primer pair CQUTC6/CQUTC7 for Tilletia genera, which could be used to determinate the reality of PCR system and exclude both false positive and false negative.

以腥黑穗菌属通用引物对CQUTC6/CQUTC7为内置对照，可以确定被检样品是否含PCR抑制物质进而判断检测体系是否正确，同时有效地排除样品检测结果的假阳性和假阴性。

METHODS: At 6-12 months before testing, naltrexone (3.1 g) was subcutaneously implanted into bilateral abdominal wall in the naltrexone group;patients in the compulsory detoxification group underwent completely compulsory detoxification for 6 months, and the examination results, including diamorphine, methadone, and buprenorphine in urine, were negative on the immediately testing day.

长效纳曲酮缓释剂治疗组在测试前612个月腹壁两侧皮下植入长效纳曲酮缓释剂3.1g，强制戒毒组接受全封闭强制戒毒6个月，至测试之日止现场进行尿液海洛因、美沙酮和丁丙诺啡定性检测全部为阴性。

In this article,one-year old Dianthus plumarius was used as materials to study systematically its physiological and ecological properties of photosynthesis、drought resistance and shade resistance in natural environment.

本研究以一年生地被石竹的播种苗为供试材料，系统研究其在自然生态环境条件下光合生理特性、抗旱性和耐阴性，结果表明： 1。

Methods: 50 female rat were randomly devided into five group. Corn oil and diethylstilbestrol (30μg/kg) were given to the control and positive group respectively .

将50只初成年雌性大鼠随机分为5组，其中设阴性对照和己烯雌酚（30 μg/kg）阳性对照各1组。

In normal and sham groups, NAIP weak immunostaining was diffusely present in the neurons of parenchyma.

在对照组，NAIP 弱或阴性的免疫反应广泛出现在脑实质神经元。

The nucleic acid in the virion was determined to be single-strande d RNA by means of diphenylamine reaction,orcinol reaction and formaldehyde reaction.

病毒核酸地衣酚反应呈阳性，联苯胺反应呈阴性结果。而紫外吸收实验则呈明显的单链特征，辅以酶消化实验的结果，证实该病毒为单链RNA病毒。

The results of the experiment show that menadiol sodium diphosphate has no mutation effects on the procaryotic cell in vitro.

结果 当甲萘氢醌二磷酸酯钠的浓度在0.5、5、50、500、5000μg/皿，无论加或不加S9混合物时其对4株沙门菌株的回复突变作用均为阴性。结论甲萘氢醌二磷酸酯钠在体外对原核细胞无诱变作用。

RESULTS The average bacteriacolony forming unit per milliliter in dialysis fluid from the dialyzer inlet , outlet and reverse osmosis was 486 CFU/ ml ,490 CFU/ ml and 103 CFU/ ml , respectively. The common isolated bacteria were Bacillus subtilis , diphtheroid bacilliand some Gram2negative bacilli.

结果 透析器入口处透析液的平均菌落数为486 CFU/ ml ，透析器出口处透析液的平均菌落数为490 CFU/ ml ，反渗水的平均菌落数为103 CFU/ ml ，常见细菌为枯草杆菌、类白喉杆菌及某些革兰阴性杆菌。

There were 17 aneuploidy (52%) and 16 diploidy (48%) in the 33 patients with lung cancer by FCM analysis. Four of these 33 effusions were cytologically negative, however, FCM showed aneuploidy in 2 of these 4 patients.

但在33位肺癌病例中有17例为非双套体(52%)，16例为双套体(48%)，其中有4例临床细胞学诊断为阴性，但此4例中有两例用FCM DNA定量方法测定为非双套体。

RESULTS: ADMSCs at passage 3 were positive for CD13, CD59 and CD44, but negative for CD34 and HLA-DR. Chromosomal morphous, structure and number were normal, showing diplont structure. Under the microscope, there were complete Golgi complex, plenty of rough endoplasmic reticulum, and some glycogen granules in cytoplasm.

结果：第3代脂肪间充质干细胞CD13，CD44，CD59均呈阳性表达，而造血干细胞表面标志CD34及成纤维细胞表面标志HLA-DR均呈阴性表达；染色体的形态、结构和数目均未见异常，呈二倍体结构；镜下可见完整的高尔基复合体，数量较多的粗面内质网，部分糖元颗粒分布在胞浆中。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。