نتایج جستجو برای: parechoviruses

تعداد نتایج: 88  

Journal: :Annals of neurology 2008
Malgorzata A Verboon-Maciolek Floris Groenendaal Cecil D Hahn Jonathan Hellmann Anton M van Loon Guy Boivin Linda S de Vries

OBJECTIVE To assess the role of human parechoviruses (HPeVs) as a cause of neonatal cerebral infection and to report neuroimaging findings of newborn infants with encephalitis caused by HPeVs. METHODS Clinical presentation, cranial ultrasonography, magnetic resonance imaging (MRI) findings, and neurodevelopmental outcome of 10 infants admitted to a neonatal intensive care unit and diagnosed w...

2013
Ying Guo Zhaojun Duan Yuan Qian

The changing profile of infection over time for Human Parechoviruses (HPeVs) is not well known and no detailed study has been reported to date in China. This investigation on HPeV infection in hospitalized children in Lanzhou, China revealed variations in epidemiological characteristics after a three-year interval. To assess the changes that had occurred, epidemiological and clinical characteri...

شمس شهرآبادی, محمود, قاضی , فریده , گرزین, علی‌اکبر , دبیرمنش , بهاره,

    Background & Aim: Human parechovirus is a genus of picornaviruses which includes a number of important viruses of clinical significance. Recent sequence analysis suggests that human parechovirus type 1(HPEV-1) is distinct from other picornaviruses and lacks the motives believed to be involved in the protease function of 2A. The aim of this study was to analyse proteolytic activity of 3C pro...

F. Ghazi F. Sorooshi M. Taghizadeh

  Parechoviruses form one of the nine genera in the picornaviridae family, and include two human pathogens: Human parechovirus type1 and 2 (Hpev1 and Hpev2). The genome of picornaviruses encodes a single polyprotein, which undergoes a cleavage cascade performed by virus encoded proteases to give the final virus proteins. The primary cleavage occurs by 2A protein and this step is critical for vi...

Journal: :archives of razi institute 2016
m. taghizadeh f. sorooshi f. ghazi

parechoviruses form one of the nine genera in the picornaviridae family, and include two human pathogens: human parechovirus type1 and 2 (hpev1 and hpev2). the genome of picornaviruses encodes a single polyprotein, which undergoes a cleavage cascade performed by virus encoded proteases to give the final virus proteins. the primary cleavage occurs by 2a protein and this step is critical for vira...

2016
Xiangyang Zhao Yongqiang Shi Yu Xia

BACKGROUND Human parechovirus (HPeV) is a genus of virus in the family Picornaviridae, having two species A and B. HPeVs are common infectious agents, usually causing mild diarrhea and respiratory disease in young children. RESULTS Here, we collected and sequenced the near complete genome sequences of 17 novel HPeVs from children with diarrhea in eastern China, which showed significant nucleo...

Journal: :Journal of clinical microbiology 2008
H Harvala I Robertson E C McWilliam Leitch K Benschop K C Wolthers K Templeton P Simmonds

Infections with human parechoviruses (HPeVs) are prevalent in young children and have been associated with mild gastroenteritis and, less frequently, with meningitis and neonatal sepsis. To investigate the involvement of these viruses in respiratory disease, a highly sensitive nested PCR was used to screen a large archive of respiratory specimens, collected between January and December 2007. Re...

Journal: :Journal of clinical microbiology 2011
Susan Bennett Heli Harvala Jeroen Witteveldt E Carol McWilliam Leitch Nigel McLeish Kate Templeton Rory Gunson William F Carman Peter Simmonds

Enteroviruses (EVs) are recognized as the major etiological agent in meningitis in children and young adults. The use of molecular techniques, such as PCR, has substantially improved the sensitivity of enterovirus detection compared to that of virus culture methods. PCR-based methods also can detect a much wider range of EV variants, including those within species A, as well as human parechovir...

2013
Muhammad Masroor Alam Adnan Khurshid Shahzad Shaukat Muhammad Suleman Rana Salmaan Sharif Mehar Angez Nadia Nisar Muhammad Naeem Syed Sohail Zahoor Zaidi

Human parechoviruses are known to cause asymptomatic to severe clinical illness predominantly respiratory and gastroenetric infections. Despite their global prevalence, epidemiological studies have not been performed in Pakistan. In this study, we retrospectively analyzed 110 fecal specimen and found 26 (24%) positive for viral RNA with HPeV-10 (n = 3, 23%), HPeV-13 (n = 4, 31%) and HPeV-15 (n ...

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