ttv

Methods: PCR was used in the detection of TTV DNA in 19 serum samples from elevated alanine aminotransferase persons in their routien medical check up.

方法：收集19例健康体检发现谷丙转氨酶升高者的血清标本，采用PCR方法检测TT病毒的DNA。

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Dectection of TT DNA Virus ( TTV) and Partial Sequence Analyses in Hepatitis Patients

肝炎病人中不同基因型TTV的检出及序列分析

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TTV is a negative strand DNA virus.

TTV为单负链DNA病毒，目前的研究表明TTV在感染者体内可能存在两种形状的基因组，一种是线状，一种是环状，多数研究表明为后一种。

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Conclusions TTV can infect hepatic and extrahepatic tissues and its infection in extrahepatic tissues aught be responsible for a state of reinfection and higher prevalence in different population.

结论TT病毒能感染肝及肝外组织，肝外组织中的感染可能与TT病毒的再度感染及在不同人群中的较高感染率有关。

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To study the Pathological changes of TTV related hepatitis.

探讨TTV相关肝炎的病理变化。

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Methods PCR was used in the detection of TTV DNA in 19 serum samples from ALT elevated persons and 41 from ALT normal persons during their routine medical check up, and 182 serum samples from patients with various kinds of liver diseases.

方法收集19例谷丙转氨酶升高体检者和41例转氨酶正常的随机对照的血清，以及182例肝病患者的血清，采用PCR方法检测TT病毒的DNA。

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Analyses of 36 patients of liver disease with TTV infection

输血传播病毒（TTV）感染的肝病患者36例分析

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Methods We detected the TTV DNA with chronic hepatitis B patients, chronic hepatitis C patients, hemodialysis patients and healthy blood donors by making use of semi nested PCR with TTV specific primers.

方法利用半套式PCR方法对慢性乙肝患者、慢性丙肝患者、血液透析者、健康人群中TTV的感染状况进行了筛选。

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Results In DB neonates, TTV DNA were detected in 7 neo-nates ( 12.1%, including 3 neonates with hepatitis syndrome);

结果高直接胆红素患儿中，7例外周血检测出TTV DNA（阳性率为12.1%），其中3例肝病综合征患儿TTV DNA阳性；

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To study tissue distribution of TTV in experimentally infected Rhesus monkey andTT virus is hepatotropic.

通过TTV在恒河猴的实验感染,了解TTV的嗜肝性及其在各组织中的分布.

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Detection and Analysis on 156 Cases of a New Kind of TTV Infection

检测一种新的可经输血传播病毒（TTV）156例及分析

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Objective : To understand the infection of transfusion-transmitted virus ( TTV ) in intravenous drug users ( IVDUs ).

目的: 了解我市静脉吸毒者输血传播病毒 ( TTV ) 感染情况.

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Objective The aim of this study is to find out the prevalence of TTV in the cryptogenic hepatitis and the clinical features of TTV infected patients.

目的探讨TTV病毒在不明原因肝炎中的意义及其所致肝损害的临床特征。

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Conclusions NonA G type hepatitis epidemiogenesis this time may be caused by TTV. The route of transmission may be digestive tract transmission caused by bowls and chopsticks infected by TTV.

结论本次肝炎流行可能是由TTV引起的非甲～庚型病毒性肝炎，传播途径可能是TTV污染碗筷引起的消化道传播。

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Results Infection rate of the TTV in cryptogenic hepatitis was 38.6%.

结果病原不明肝炎中TTV病毒感染率为38－6%；

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High prevalence of TT virus ( TTV) infection and gene subtype analysis between Japanese and Chinese

中国和日本部分地区TT病毒的检出率及基因亚型分析

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Whether TTV a hepatitis viral remains further study.

TTV心血管是否嗜肝病病人毒,有待进一步是否研究.

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Objective To investigate TT virus ( TTV) infection in serum and breast milk of pregnant women in Yancheng and its transmitting route.

目的了解盐城地区孕产妇血清及乳汁中TT病毒（TTV）感染状况，探讨TTV的传播途径。

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RESULTS TTV DNA was detected in 2.2% and 4.5% in routine medical check up persons and liver disease patients respectively, with no significantly difference ( P> 0.05).

结果健康体检人群和肝病患者中，TTV DNA检出率分别为2.2%和4.5%，两组之间无显著性差异（P>0.05）。

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Detection and Analysis of Gene Sequence for a Novel Hepatitis Virus ( TTV) in Pingxiang District

萍乡地区一种新型肝炎病毒（TTV）检测及核苷酸序列分析

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Conclusion There are patients with TTV infection in Nanjing, China.

结论在中国南京地区的肝炎患者中存在着TTV感染。

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Conclusion The infection of TTV has a high morbidity in SLE patients. The risk factors related to infection of TTV are dosage of corticosteroids and immunosuppressor.

结论TTV感染是系统性红斑狼疮的常见并发症，系统性红斑狼疮患者继发TTV感染易发因素是大剂量糖皮质激素、免疫抑制剂。

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The positive rate of TTV DNA in samples of genital secretion from venereal disease patients was 15.8%.

性病患者生殖道分泌物中TTV DNA检测出率为15.8%。

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Methods: TTV DNA was determined by semi nested PCR.

方法：利用半套式PCR方法检测TTV-DNA。

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Prevalence And Gene Sequence Analysis Of TTV Family's New Group& SEN Virus

TTV家族新成员SEN Virus感染状况和基因序列分析

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Methods: DNA in serum samples of 203 healthy donors was extracted by phenol-chloroform method to detect TTV by semi-nested polymerase chain reaction and nucleotide sequences of partial amplification products were determined after T-A cloning.

方法：用酚-氯仿法从献血员的血清标本中提取DNA，半套式聚合酶链反应检测TTV，部分阳性标本的扩增片段T-A克隆后测序。

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