questionsmedicales.fr
Structures virales
Virion
Virion : Questions médicales fréquentes
Termes MeSH sélectionnés :
Diagnostic
5
Tests de diagnostic
Virion
Microscopie électronique
Virus
Tests sérologiques
Anticorps
Symptômes
5
Infection virale
Symptômes
Variabilité des symptômes
Virus
Période d'incubation
Infection virale
Symptômes neurologiques
Virus
Prévention
5
Masques
Transmission virale
Hygiène personnelle
Prévention
Traitements
5
Antibiotiques
Infection virale
Traitement symptomatique
Infection virale
Résistance virale
Antiviraux
Complications
5
Complications
Infection virale
Maladies chroniques
Virus
Gestion des complications
Traitement
Variabilité des complications
Virus
Facteurs de risque
5
Facteurs de risque
Infection virale
Stress
Système immunitaire
Maladies chroniques
Infection virale
Environnement
Infection virale
Habitudes alimentaires
Système immunitaire
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"@type": "Question",
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"position": 12,
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"@type": "Question",
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"position": 13,
"acceptedAnswer": {
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"name": "L'hygiène personnelle aide-t-elle à prévenir les infections ?",
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"position": 15,
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"name": "Quels traitements sont efficaces contre les virions ?",
"position": 16,
"acceptedAnswer": {
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"text": "Les antiviraux, comme l'oseltamivir, sont utilisés pour traiter certaines infections virales."
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{
"@type": "Question",
"name": "Les antibiotiques sont-ils efficaces contre les virions ?",
"position": 17,
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{
"@type": "Question",
"name": "Comment les vaccins agissent-ils contre les virions ?",
"position": 18,
"acceptedAnswer": {
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"text": "Les vaccins stimulent le système immunitaire à reconnaître et combattre les virions."
}
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{
"@type": "Question",
"name": "Les traitements symptomatiques sont-ils utiles ?",
"position": 19,
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}
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{
"@type": "Question",
"name": "Les traitements antiviraux sont-ils toujours efficaces ?",
"position": 20,
"acceptedAnswer": {
"@type": "Answer",
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{
"@type": "Question",
"name": "Quelles complications peuvent survenir après une infection virale ?",
"position": 21,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des complications comme la pneumonie, la déshydratation ou des infections secondaires peuvent survenir."
}
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{
"@type": "Question",
"name": "Les virions peuvent-ils causer des maladies chroniques ?",
"position": 22,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, certains virions, comme le VIH, peuvent entraîner des maladies chroniques."
}
},
{
"@type": "Question",
"name": "Comment les complications sont-elles gérées ?",
"position": 23,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les complications sont gérées par des traitements symptomatiques et des soins médicaux appropriés."
}
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{
"@type": "Question",
"name": "Les complications varient-elles selon le virion ?",
"position": 24,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, chaque virion peut entraîner des complications différentes selon l'hôte."
}
},
{
"@type": "Question",
"name": "Les enfants sont-ils plus à risque de complications ?",
"position": 25,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les enfants peuvent être plus vulnérables aux complications des infections virales."
}
},
{
"@type": "Question",
"name": "Quels sont les facteurs de risque d'infection virale ?",
"position": 26,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les facteurs incluent l'âge, le système immunitaire affaibli et l'exposition à des porteurs."
}
},
{
"@type": "Question",
"name": "Le stress affecte-t-il le risque d'infection virale ?",
"position": 27,
"acceptedAnswer": {
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}
},
{
"@type": "Question",
"name": "Les maladies chroniques augmentent-elles le risque d'infection ?",
"position": 28,
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"text": "Oui, les maladies chroniques peuvent affaiblir l'immunité et augmenter le risque d'infection virale."
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"name": "L'environnement joue-t-il un rôle dans le risque viral ?",
"position": 29,
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"@type": "Question",
"name": "Les habitudes alimentaires influencent-elles le risque viral ?",
"position": 30,
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"text": "Oui, une alimentation déséquilibrée peut affaiblir le système immunitaire et augmenter le risque."
}
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Expert en Médecine, Optimisation des Parcours de Soins et Révision Médicale
Validation scientifique effectuée le 09/03/2025
Contenu vérifié selon les dernières recommandations médicales
3 publications dans cette catégorie
Affiliations :
Structural Virology Group, Central European Institute of Technology, Masaryk University, Kamenice 753/5, 62500 Brno, Czech Republic.
Publications dans "Virion" :
3 publications dans cette catégorie
Affiliations :
Structural Virology Group, Central European Institute of Technology, Masaryk University, Kamenice 753/5, 62500 Brno, Czech Republic pavel.plevka@ceitec.muni.cz.
Publications dans "Virion" :
2 publications dans cette catégorie
Affiliations :
Structural Virology Group, Central European Institute of Technology, Masaryk University, Kamenice 753/5, 62500 Brno, Czech Republic.
Publications dans "Virion" :
2 publications dans cette catégorie
Affiliations :
Department of Zoology, Fishery, Hydrobiology, and Apidology, Faculty of Agronomy, Mendel University in Brno, Zemědělská 1/1665, 613 00 Brno, Czech Republic.
Publications dans "Virion" :
2 publications dans cette catégorie
Affiliations :
Cellular Signalling and Cytoskeletal Function Laboratory, The Francis Crick Institute, London, United Kingdom.
Department of Infectious Disease, Imperial College, London, United Kingdom.
Publications dans "Virion" :
2 publications dans cette catégorie
Affiliations :
Central European Institute of Technology, Masaryk University, Kamenice 753/5, Brno, 625 00, Czech Republic.
Publications dans "Virion" :
2 publications dans cette catégorie
Affiliations :
Waksman Institute for Microbiology, Rutgers, The State University of New Jersey, Piscataway, NJ, 08854, USA.
Department of Biochemistry and Molecular Biology, Thomas Jefferson University, Philadelphia, 19107, USA.
Publications dans "Virion" :
2 publications dans cette catégorie
Affiliations :
Department of Cell Biology and Neuroscience, Rowan University School of Osteopathic Medicine at Stratford, Stratford, NJ, 08084-1489, USA.
Publications dans "Virion" :
2 publications dans cette catégorie
Affiliations :
National Center for Biotechnology Information, National Library of Medicine, National Institutes of Health, Bethesda, MD, 20894, USA.
Publications dans "Virion" :
2 publications dans cette catégorie
Affiliations :
National Center for Biotechnology Information, National Library of Medicine, National Institutes of Health, Bethesda, MD, 20894, USA.
Publications dans "Virion" :
2 publications dans cette catégorie
Affiliations :
Center of Life Sciences, Skolkovo Institute of Science and Technology, Moscow, 121205, Russia. maria.sokolova@mpinat.mpg.de.
Department of Molecular Biology, Max Planck Institute for Multidisciplinary Sciences, Göttingen, 37077, Germany. maria.sokolova@mpinat.mpg.de.
Publications dans "Virion" :
2 publications dans cette catégorie
Affiliations :
Department of Microbiology & Cell Biology, Montana State Universitygrid.41891.35, Bozeman, Montana, USA.
Publications dans "Virion" :
2 publications dans cette catégorie
Affiliations :
Department of Microbiology & Cell Biology, Montana State Universitygrid.41891.35, Bozeman, Montana, USA.
Publications dans "Virion" :
2 publications dans cette catégorie
Affiliations :
Department of Microbiology & Cell Biology, Montana State Universitygrid.41891.35, Bozeman, Montana, USA.
Publications dans "Virion" :
2 publications dans cette catégorie
Affiliations :
Weizmann Institute of Science, Rehovot 7610001, Israel.
Publications dans "Virion" :
2 publications dans cette catégorie
Affiliations :
Weizmann Institute of Science, Rehovot 7610001, Israel.
Publications dans "Virion" :
2 publications dans cette catégorie
Affiliations :
Weizmann Institute of Science, Rehovot 7610001, Israel.
Publications dans "Virion" :
2 publications dans cette catégorie
Affiliations :
California Institute of Technology, Pasadena, CA 91125, USA.
Publications dans "Virion" :
2 publications dans cette catégorie
Affiliations :
California Institute of Technology, Pasadena, CA 91125, USA.
Chan Zuckerberg Biohub, 499 Illinois Street, SF CA 94158, USA.
Publications dans "Virion" :
2 publications dans cette catégorie
Affiliations :
Weizmann Institute of Science, Rehovot 7610001, Israel.
Publications dans "Virion" :
Factor XII (FXII), the precursor of the protease FXIIa, contributes to pathologic processes including angioedema and thrombosis. Here, we review recent work on structure-function relationships for FXI...
FXII is a homolog of pro-hepatocyte growth factor activator (Pro-HGFA). We prepared FXII in which domains are replaced by corresponding parts of Pro-HGA, and tested them in FXII activation and activit...
We propose a model in which FXII is normally maintained in a closed conformation resistant to activation by intramolecular interactions involving the fibronectin type-2 and kringle domains. These inte...
Factor XII deficiency is a rare inherited disorder caused by clotting factor XII (FXII, F12) deficiency. It is often asymptomatic but can have both thrombotic and haemorrhagic symptoms. The aim of thi...
Medical device associated thrombosis is an important clinical problem. This type of thrombosis can result from Factor XII (FXII) binding to non-natural surface materials and subsequent activation of t...
Factor XII (FXII or F12) deficiency is a rare inherited disorder, typically lacking haemorrhagic symptoms. There is limited literature exists on FXII deficiency and mutations within the Chinese popula...
Genetic and clinical data from 51 unrelated probands with FXII deficiency, along with their families, were meticulously collected and analysed....
Genetic analysis revealed that 94.1% of probands carried genetic defects, with 29 mutations pinpointed in the F12 gene. Of these, 18 mutations were previously reported for the first time by our resear...
We speculate on the potential impact of recurrent mutations on the efficacy of new drugs being developed to target FXII for thrombosis prevention and treatment. Furthermore, it is important to explore...
Factor XII deficiency can be related to either homozygous or compound heterozygous pathogenic variants in the F12 gene. The disease is commonly known as Hageman trait and is inherited in both autosoma...
Herein we describe a homozygous missense variant involving exon 12 within F12 gene (5:176,830,269 G>A; p.Gly506Asp) in a 36-year-old Saudi multiparous female referred from the surgical clinic with sig...
F12 (5:176,830,269 G>A; p.Gly506Asp) variant is likely to be a pathogenic variant among homozygous factor XII-deficient patients. Genetic counseling and management of the patients and families should ...
Factor XII (FXII) deficiency is an interesting condition that causes prolonged activated partial thromboplastin time without bleeding diathesis. FXII may be not important in hemostasis, but still play...
Consecutive severely FXII deficient patients presenting from 1995 to 2020 were recruited from two medical centers in Taiwan. Index patients and their families were tested for FXII function, antigen an...
We found five severely FXII deficient patients, three women and two men, aged 44-71 years. FXII antigen results ranged from undetectable to 43.7%. Three different mutations were identified: c.1681C>A ...
We report five unrelated patients with severe FXII deficiency, one of whom carried a novel, cross-reacting material negative mutation c.1556T>A (p.Leu500Gln)....
We aimed to elucidate a hereditary mutation of coagulation factor XII (FXII) in a consanguineous Chinese family....
Mutations were investigated using Sanger and whole-exome sequencing. FXII (FXII:C) activity and FXII antigen (FXII:Ag) were assessed using clotting assays and ELISA, respectively. Gene variants were a...
Activated partial thromboplastin time was prolonged to > 170 s (reference range, 22.3-32.5 s), and FXII:C and FXII:Ag were decreased to 0.3% and 1%, respectively, (normal range for both, 72%-150%) in ...
The c.150delC frameshift mutation p.Phe51Serfs*44 in the F12 gene likely explains the low FXII level and the molecular pathogenesis of an inherited FXII deficiency in a consanguineous family....
Hereditary coagulation factor XII (FXII) deficiency is an autosomal recessive disorder. At present, the contribution of severe FXII deficiency to the development of thromboembolism is still undetermin...
A 27-year-old woman came to our hospital for the treatment of shoulder trauma and cervical disc herniation caused by a car accident. The shoulder trauma was treated with five stitches. After physical ...
The p.Ile583Asn missense mutation in exon 14 of the...
Limited data is available on factor XII deficiency in critically ill patients with prolonged activated partial thromboplastin time (aPTT). The association of factor XII deficiency with an increased ri...
Factor XII (FXII), the zymogen of the protease FXIIa, contributes to pathologic processes such as bradykinin-dependent angioedema and thrombosis through its capacity to convert the homologs prekallikr...