نتایج جستجو برای: torque teno virus

تعداد نتایج: 418306  

Alireza Ghazimorad, Majid Bouzari, Mohammad Taghi Kardi,

Background: Recently, some new viruses have been identified for their association with hepatitis which Torque Teno Mini Virus being among them. The aim of this study was to determine the frequency of Torque Teno Mini Virus in healthy individuals and hepatitis B and C patients in Isfahan, Iran. Materials and Methods: One hundred serum samples of healthy individuals from Isfahan Blood Transfusi...

Journal: :iranian journal of blood and cancer 0
alireza ghazimorad majid bouzari mohammad taghi kardi

background: recently, some new viruses have been identified for their association with hepatitis which torque teno mini virus being among them. the aim of this study was to determine the frequency of torque teno mini virus in healthy individuals and hepatitis b and c patients in isfahan, iran. materials and methods: one hundred serum samples of healthy individuals from isfahan blood transfusion...

2012
Azra Kenar Koohi Mehrdad Ravanshad Manouchehr Rasouli Shahab Falahi Ashraf Baghban

BACKGROUND Torque teno virus (TTV) was the first human Circoviridae detected in a Japanese patient with unknown hepatitis in 1997. Subsequently, several studies performed to evaluate different aspects of Torque teno virus pathogenesis. OBJECTIVES The present study aimed to determine dominant genotype of Torque teno virus in chronic hepatitis disease using 5΄-UTR sequence among patients infect...

2013
Zhicheng Zhang Linlin Zhuang Wei Dai Huihua Mao Dingzhen Dai

Torque teno virus is a nonenveloped single-stranded DNA virus infecting humans and nonprimate species. We report the complete genome sequence of a pigeon torque teno virus isolated from pigeons in Jiangsu Province, China, in 2012. This genome sequence will be useful for viral diagnostics and disease control.

Journal: :iranian journal of virology 0
sd mousavi-nasab department of virology, faculty of medical sciences, tarbiat modares university, tehran, iran r baharlou department of microbiology, jahrom university of medical sciences, jahrom, iran m ghaderi department of virology, faculty of medical sciences, tarbiat modares university, tehran, iran m doosti infectious and tropical disease research center, shahid sadoughi university of medical sciences, yazd, iran sma hashemi department of student research committee, jahrom university of medical sciences, jahrom, iran a samie department of student research committee, jahrom university of medical sciences, jahrom, iran

background and aims: torque teno virus (ttv) is a dna virus that isolated from the serum of a japanese patient without a-g transfusion-transmitted hepatitis and other etiology. ttv is detectable in plasma and peripheral blood mononuclear cells, different body fluids and secretions such as stools, saliva, semen, vaginal fluid. the genome exhibits high diversity that has enabled the determination...

Journal: :jundishapur journal of microbiology 0
marjan shaheli department of biology, arsanjan branch, islamic azad university, arsanjan, ir iran ramin yaghobi shiraz transplant research center, shiraz university of medical sciences, shiraz, ir iran; shiraz transplant research center, shiraz university of medical sciences, shiraz, ir iran. tel: +98-7116476331, fax: +98-7116476331 abbasali rezaeian department of microbiology, jahrom branch, islamic azad university, jahrom, ir iran mahdiyar iravani saadi department of biology, arsanjan branch, islamic azad university, arsanjan, ir iran mani ramzi hematology research center and bone marrow transplant unit, shiraz university of medical sciences, shiraz, ir iran

results the tt virus infection was significantly found in 40 of 95 (42.1%) and 12 of 100 (12%) patients with leukemia and controls, respectively. the hbs-ag and hcv-ab were detected in 27 of 95 (28.4%) and 18 of 69 (26.1%) patients with leukemia but were not found in the controls. active cmv infection was also found in 11 of 69 (16%) patients and none of the controls. significant co-infection o...

Journal: :hepatitis monthly 0
mohammad javad kazemi department of biology, ashkezar branch, islamic azad university, ashkezar, yazd, ir iran ramin yaghobi shiraz transplant research center, namazi hospital, shiraz university of medical sciences, shiraz, ir iran; shiraz transplant research center, namazi hospital, shiraz university of medical sciences, shiraz, ir iran. tel: +98-7116474331 mahdiyar iravani saadi shiraz transplant research center, namazi hospital, shiraz university of medical sciences, shiraz, ir iran bita geramizadeh shiraz transplant research center, namazi hospital, shiraz university of medical sciences, shiraz, ir iran javad moayedi shiraz transplant research center, namazi hospital, shiraz university of medical sciences, shiraz, ir iran

conclusions the diagnosis of the high frequency of solitary ttv and co-infection with hbv, in both liver transplanted patients with cryptogenic and determined cirrhosis, emphasized on the importance of ttv infection in the development of cirrhosis, especially in the cases of cryptogenic ones, prompting for further studies the confirm this agent in the etiology of determined cirrhosis. results t...

2017
Rina Amatya Sharon L Deem Ingrid J Porton David Wang Efrem S Lim

We identified Torque teno indri virus 1 (TTIV1), the first anellovirus in a free-living lemur (Indri indri). The complete circular 2,572-nucleotide (nt) TTIV1 genome is distantly related to torque teno sus virus. Phylogenetic and sequence analyses support TTIV1 as a putative member of a new genus within the Anelloviridae family.

2014
Sylvain Blois Francesca Mallus Manuele Liciardi Cristian Pilo Tania Camboni Lisa Macera Fabrizio Maggi Aldo Manzin

Torque teno viruses (TTVs) are a large group of vertebrate-infecting small viruses with circular single-stranded DNA, classified in the Anelloviridae family. In swine, two genetically distinct species, Torque teno sus virus 1a (TTSuV1a) and 1b (TTSuV1b) are currently grouped into the genus Iotatorquevirus. More recently, a novel Torque teno sus virus species, named Torque teno sus virus k2b (TT...

Journal: :Revista brasileira de hematologia e hemoterapia 2015
Jocimara Costa Mazzola Patrícia Keiko Saito Roger Haruki Yamakawa Maria Angélica Ehara Watanabe Waldir Veríssimo da Silva Junior Alessandra Cristina Gobbi Matta Sueli Donizete Borelli

OBJECTIVE To determine the prevalence of the Torque teno virus in healthy donors in the northern and northwestern regions of the state of Paraná, southern Brazil. METHODS The Torque teno virus was detected by a nested polymerase chain reaction using a set of oligoprimers for the N22 region. RESULTS The prevalence of the virus was 69% in 551 healthy blood donors in southern Brazil. There was...

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