picornavirus


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Related to picornavirus: orthomyxovirus, reovirus, togavirus, Picornaviridae

picornavirus

 [pi-kor´nah-vi″rus]
any member of a family of extremely small, ether-resistant RNA viruses, including the enteroviruses and rhinoviruses.

pi·cor·na·vi·rus

(pī-kōr'nă-vī'rŭs),
A virus of the family Picornaviridae.

picornavirus

/pi·cor·na·vi·rus/ (pi-kor″nah-vi´rus) an extremely small, ether-resistant RNA virus, one of the group comprising the enteroviruses and the rhinoviruses.

picornavirus

(pē-kôr′nə-vī′rəs, pĭ-)
n. pl. picornavi·ruses
Any of a group of very small viruses, including the enteroviruses and the rhinoviruses, that infect animals and consist of RNA surrounded by an icosahedral protein shell.

picornavirus

[pīkôr′nəvī′rəs]
Etymology: It, pico, small; RNA, ribonucleic acid; L, virus, poison
a member of a group of small ribonucleic acid (RNA) viruses that are ether-resistant. The two main genera are Enterovirus and Rhinovirus. These viruses cause poliomyelitis, herpangina, aseptic meningitis, encephalomyocarditis, and foot-and-mouth disease.

pi·cor·na·vi·rus

(pi-kōr'nă-vī'rŭs)
A virus of the family Picornaviridae.

picornavirus

A family of small, single-strand RNA viruses that includes the polioviruses, the RHINOVIRUSES, the coxsackie viruses and the enteroviruses. From the Italian piccolo , small, and RNA.

picornavirus

a minute, non-enveloped single RNA strand virus, e.g. polioviruses

picornavirus

a member of the virus family Picornaviridae.
References in periodicals archive ?
The panel agreed that pleconaril, administered at a dose of 400 mg three times a day for 5 days, was shown to be effective in the two studies, although the effect was modest: The time it took for symptoms to resolve was a median of a half day faster among all subjects who received pleconaril and a median of 1 day faster among those on pleconaril who were positive for picornavirus at baseline, using a polymerase chain reaction assay.
Hepatitis A, caused by a picornavirus, accounts for up to 35% of all cases of acute viral hepatitis in developed countries.
became the first to chart in atomic detail the topography of an animal virus -- human rhinovirus-14, a picornavirus that causes colds.
Polio is caused by poliovirus, a member of the picornavirus family.
1] National Primary Health Care Development Agency, Nigeria; [2] Bill & Melinda Gates Foundation, Seattle, Washington; [3] Global Immunization Division, CDC; [4] United Nations Children's Fund, Nigeria Office; [5] CORE Group Partners Project, Nigeria; [6] Division of Virology, College of Medicine, University of Ibadan, Nigeria; [7] Polio And Picornavirus Laboratory Branch, Division of Viral Diseases, National Center for Immunization and Respiratory Diseases, CDC.
The genus Enterovirus (EV), one group of the picornavirus family, has the following species according to the International Committee on Taxonomy of Viruses: EV-A, which contains EV71 and several Coxsackievirus group A (CVA) viruses; EV-B (Coxsackievirus group B (CVB) viruses, CVA9, echoviruses and few other EV); EV-C (polioviruses (PV) 1-3, several CVA and few other EV); EV-D (EV-D68, EV-D111, EV 70 and EV74); EV-E, EV-F, EV-G, EV-H, EV-J, and the rhinoviruses (HRV-A, HRV-B, HRV-C).
We will use cryo-electron microscopy to study picornavirus replication complexes in order to explain the mechanism of copy-choice recombination of picornavirus RNA genomes that leads to creation of new picornavirus species.
It is evident that the antiviral mechanism of raoulic acid must be fully understood in order to develop a novel drug for the treatment of picornavirus infections.
Of these, 11 were picornavirus and 1 was influenza B.
Evidence of harm to the brain emerged from a study of mice which, when infected with a polio-like picornavirus, had difficulty navigating a maze.
Rhinovirus 8 (35) 5 (20) Enterovirus 3 (13) 1 (4) Untypeable picornavirus 2 (9) 4 (16) Influenza A 1 (4) Adeno 4 (16) Parainfluenza type 1 1 (4) Parainfluenza type 3 1 (4) 1 (4) Respiratory syncytial virus 3 (13) 2 viruses 1 (4) 1 (4) Any of the above([dagger]) 16 (70) 16 (64) Pathogenic bacteria in nasopharynx Mycoplasma pneumoniae 1 (4) 1 (4) Streptococcus pneumoniae 2 (8) Haemophilus influenzae 1 (4) 3 (12) Moraxella catarrhalis 1 (4) 5 (20) Streptococcus pneumoniae Haemophilus influenzae, or Moraxella catarrhalis 2 (9) 10 (40) ([double dagger])
Concomitant meningoencephalitis has been reported in several cases, possibly reflecting the fact that HAV is a picornavirus and thus relatively closely related to the enteroviruses, common causes of viral meningitis and meningoencephalitis in humans.