Titre : Listeria

Listeria : Questions médicales fréquentes

Termes MeSH sélectionnés :

Protein Sorting Signals
{ "@context": "https://schema.org", "@graph": [ { "@type": "MedicalWebPage", "name": "Listeria : Questions médicales les plus fréquentes", "headline": "Listeria : Comprendre les symptômes, diagnostics et traitements", "description": "Guide complet et accessible sur les Listeria : explications, diagnostics, traitements et prévention. Information médicale validée destinée aux patients.", "datePublished": "2024-07-18", "dateModified": "2025-04-14", "inLanguage": "fr", "medicalAudience": [ { "@type": "MedicalAudience", "name": "Grand public", "audienceType": "Patient", "healthCondition": { "@type": "MedicalCondition", "name": "Listeria" }, "suggestedMinAge": 18, "suggestedGender": "unisex" }, { "@type": "MedicalAudience", "name": "Médecins", "audienceType": "Physician", "geographicArea": { "@type": "AdministrativeArea", "name": "France" } }, { "@type": "MedicalAudience", "name": "Chercheurs", "audienceType": "Researcher", "geographicArea": { "@type": "AdministrativeArea", "name": "International" } } ], "reviewedBy": { "@type": "Person", "name": "Dr Olivier Menir", "jobTitle": "Expert en Médecine", "description": "Expert en Médecine, Optimisation des Parcours de Soins et Révision Médicale", "url": "/static/pages/docteur-olivier-menir.html", "alumniOf": { "@type": "EducationalOrganization", "name": "Université Paris Descartes" } }, "isPartOf": { "@type": "MedicalWebPage", "name": "Bâtonnets asporogènes réguliers à Gram positif", "url": "https://questionsmedicales.fr/mesh/D016989", "about": { "@type": "MedicalCondition", "name": "Bâtonnets asporogènes réguliers à Gram positif", "code": { "@type": "MedicalCode", "code": "D016989", "codingSystem": "MeSH" }, "identifier": { "@type": "PropertyValue", "propertyID": "MeSH Tree", "value": "B03.510.460.400.410" } } }, "hasPart": [ { "@type": "MedicalWebPage", "name": "Listeria monocytogenes", "alternateName": "Listeria monocytogenes", "url": "https://questionsmedicales.fr/mesh/D008089", "about": { "@type": "MedicalCondition", "name": "Listeria monocytogenes", "code": { "@type": "MedicalCode", "code": "D008089", "codingSystem": "MeSH" }, "identifier": { "@type": "PropertyValue", "propertyID": "MeSH Tree", "value": "B03.510.460.400.410.485.500" } } } ], "about": { "@type": "MedicalCondition", "name": "Listeria", "alternateName": "Listeria", "code": { "@type": "MedicalCode", "code": "D008087", "codingSystem": "MeSH" } }, "author": [ { "@type": "Person", "name": "Marc Lecuit", "url": "https://questionsmedicales.fr/author/Marc%20Lecuit", "affiliation": { "@type": "Organization", "name": "5​Division of Infectious Diseases and Tropical Medicine, Paris Descartes University, Sorbonne Paris Cité, Institut Imagine, Necker-Enfants Malades University Hospital, APHP, Paris, France." } }, { "@type": "Person", "name": "Martin Wiedmann", "url": "https://questionsmedicales.fr/author/Martin%20Wiedmann", "affiliation": { "@type": "Organization", "name": "Department of Food Science, Cornell University, Ithaca, NY 14853, USA." } }, { "@type": "Person", "name": "Alexandra Moura", "url": "https://questionsmedicales.fr/author/Alexandra%20Moura", "affiliation": { "@type": "Organization", "name": "1​Institut Pasteur, National Reference Centre and WHO Collaborating Centre for Listeria, Paris, France." } }, { "@type": "Person", "name": "Benjamin Bastin", "url": "https://questionsmedicales.fr/author/Benjamin%20Bastin", "affiliation": { "@type": "Organization", "name": "Q Laboratories, 1930 Radcliff Dr, Cincinnati, OH 45204." } }, { "@type": "Person", "name": "James Agin", "url": "https://questionsmedicales.fr/author/James%20Agin", "affiliation": { "@type": "Organization", "name": "Q Laboratories, 1930 Radcliff Dr, Cincinnati, OH 45204." } } ], "citation": [ { "@type": "ScholarlyArticle", "name": "A new mRNA structure prediction based approach to identifying improved signal peptides for bone morphogenetic protein 2.", "datePublished": "2024-05-23", "url": "https://questionsmedicales.fr/article/38783306", "identifier": { "@type": "PropertyValue", "propertyID": "DOI", "value": "10.1186/s12896-024-00858-1" } }, { "@type": "ScholarlyArticle", "name": "Design of fully synthetic signal peptide library and its use for enhanced secretory production of recombinant proteins in Corynebacterium glutamicum.", "datePublished": "2024-09-16", "url": "https://questionsmedicales.fr/article/39285401", "identifier": { "@type": "PropertyValue", "propertyID": "DOI", "value": "10.1186/s12934-024-02516-9" } }, { "@type": "ScholarlyArticle", "name": "Diagnostic value of serum signal peptide-CUB-EGF-like domain-containing protein 1 levels in patients with acute appendicitis.", "datePublished": "2023-08-14", "url": "https://questionsmedicales.fr/article/37585982", "identifier": { "@type": "PropertyValue", "propertyID": "DOI", "value": "10.1590/1806-9282.20230076" } }, { "@type": "ScholarlyArticle", "name": "ER entry pathway and glycosylation of GPI-anchored proteins are determined by N-terminal signal sequence and C-terminal GPI-attachment sequence.", "datePublished": "2022-08-31", "url": "https://questionsmedicales.fr/article/36055406", "identifier": { "@type": "PropertyValue", "propertyID": "DOI", "value": "10.1016/j.jbc.2022.102444" } }, { "@type": "ScholarlyArticle", "name": "Sorting of GPI-anchored proteins at the trypanosome surface is independent of GPI insertion signals.", "datePublished": "2024-07-06", "url": "https://questionsmedicales.fr/article/39108641", "identifier": { "@type": "PropertyValue", "propertyID": "DOI", "value": "10.1016/j.tcsw.2024.100131" } } ], "breadcrumb": { "@type": "BreadcrumbList", "itemListElement": [ { "@type": "ListItem", "position": 1, "name": "questionsmedicales.fr", "item": "https://questionsmedicales.fr" }, { "@type": "ListItem", "position": 2, "name": "Bactéries", "item": "https://questionsmedicales.fr/mesh/D001419" }, { "@type": "ListItem", "position": 3, "name": "Bactéries à Gram positif", "item": "https://questionsmedicales.fr/mesh/D006094" }, { "@type": "ListItem", "position": 4, "name": "Bâtonnets à Gram positif", "item": "https://questionsmedicales.fr/mesh/D016987" }, { "@type": "ListItem", "position": 5, "name": "Bâtonnets asporogènes à Gram positif", "item": "https://questionsmedicales.fr/mesh/D006093" }, { "@type": "ListItem", "position": 6, "name": "Bâtonnets asporogènes réguliers à Gram positif", "item": "https://questionsmedicales.fr/mesh/D016989" }, { "@type": "ListItem", "position": 7, "name": "Listeria", "item": "https://questionsmedicales.fr/mesh/D008087" } ] } }, { "@type": "MedicalWebPage", "name": "Article complet : Listeria - Questions et réponses", "headline": "Questions et réponses médicales fréquentes sur Listeria", "description": "Une compilation de questions et réponses structurées, validées par des experts médicaux.", "datePublished": "2025-05-07", "inLanguage": "fr", "hasPart": [ { "@type": "MedicalWebPage", "name": "Diagnostic", "headline": "Diagnostic sur Listeria", "description": "Comment diagnostique-t-on une infection à Listeria ?\nQuels tests sont utilisés pour détecter Listeria ?\nQuels symptômes indiquent une infection à Listeria ?\nPeut-on détecter Listeria dans les aliments ?\nQuel rôle joue la sérologie dans le diagnostic ?", "url": "https://questionsmedicales.fr/mesh/D008087?mesh_terms=Protein+Sorting+Signals&page=2#section-diagnostic" }, { "@type": "MedicalWebPage", "name": "Symptômes", "headline": "Symptômes sur Listeria", "description": "Quels sont les symptômes de la listériose ?\nLa listériose provoque-t-elle des symptômes gastro-intestinaux ?\nLes femmes enceintes sont-elles plus à risque ?\nQuels symptômes neurologiques peuvent apparaître ?\nLes symptômes apparaissent-ils rapidement ?", "url": "https://questionsmedicales.fr/mesh/D008087?mesh_terms=Protein+Sorting+Signals&page=2#section-symptômes" }, { "@type": "MedicalWebPage", "name": "Prévention", "headline": "Prévention sur Listeria", "description": "Comment prévenir l'infection à Listeria ?\nLe lavage des mains aide-t-il à prévenir Listeria ?\nLes femmes enceintes doivent-elles éviter certains aliments ?\nLa cuisson des aliments élimine-t-elle Listeria ?\nLes produits réfrigérés sont-ils sûrs ?", "url": "https://questionsmedicales.fr/mesh/D008087?mesh_terms=Protein+Sorting+Signals&page=2#section-prévention" }, { "@type": "MedicalWebPage", "name": "Traitements", "headline": "Traitements sur Listeria", "description": "Quel est le traitement principal de la listériose ?\nLes antibiotiques sont-ils efficaces contre Listeria ?\nFaut-il hospitaliser les patients atteints de listériose ?\nY a-t-il des traitements préventifs ?\nLes patients immunodéprimés nécessitent-ils un traitement différent ?", "url": "https://questionsmedicales.fr/mesh/D008087?mesh_terms=Protein+Sorting+Signals&page=2#section-traitements" }, { "@type": "MedicalWebPage", "name": "Complications", "headline": "Complications sur Listeria", "description": "Quelles sont les complications possibles de la listériose ?\nLa listériose peut-elle être mortelle ?\nQuels sont les risques pour le fœtus ?\nLes personnes âgées sont-elles plus à risque de complications ?\nComment les complications sont-elles traitées ?", "url": "https://questionsmedicales.fr/mesh/D008087?mesh_terms=Protein+Sorting+Signals&page=2#section-complications" }, { "@type": "MedicalWebPage", "name": "Facteurs de risque", "headline": "Facteurs de risque sur Listeria", "description": "Qui est le plus à risque de contracter Listeria ?\nLes personnes atteintes de maladies chroniques sont-elles à risque ?\nLes nourrissons sont-ils vulnérables à Listeria ?\nLe mode de vie influence-t-il le risque d'infection ?\nLes voyageurs doivent-ils se méfier de Listeria ?", "url": "https://questionsmedicales.fr/mesh/D008087?mesh_terms=Protein+Sorting+Signals&page=2#section-facteurs de risque" } ] }, { "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "Comment diagnostique-t-on une infection à Listeria ?", "position": 1, "acceptedAnswer": { "@type": "Answer", "text": "Le diagnostic se fait par culture de sang ou de liquide céphalorachidien." } }, { "@type": "Question", "name": "Quels tests sont utilisés pour détecter Listeria ?", "position": 2, "acceptedAnswer": { "@type": "Answer", "text": "Des tests PCR et des cultures microbiologiques sont couramment utilisés." } }, { "@type": "Question", "name": "Quels symptômes indiquent une infection à Listeria ?", "position": 3, "acceptedAnswer": { "@type": "Answer", "text": "Fièvre, douleurs musculaires, et parfois des symptômes gastro-intestinaux." } }, { "@type": "Question", "name": "Peut-on détecter Listeria dans les aliments ?", "position": 4, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des tests peuvent être effectués sur des échantillons alimentaires." } }, { "@type": "Question", "name": "Quel rôle joue la sérologie dans le diagnostic ?", "position": 5, "acceptedAnswer": { "@type": "Answer", "text": "La sérologie peut aider à identifier des anticorps spécifiques contre Listeria." } }, { "@type": "Question", "name": "Quels sont les symptômes de la listériose ?", "position": 6, "acceptedAnswer": { "@type": "Answer", "text": "Fièvre, frissons, douleurs musculaires, et parfois des troubles neurologiques." } }, { "@type": "Question", "name": "La listériose provoque-t-elle des symptômes gastro-intestinaux ?", "position": 7, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des nausées, vomissements et diarrhées peuvent survenir." } }, { "@type": "Question", "name": "Les femmes enceintes sont-elles plus à risque ?", "position": 8, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elles peuvent avoir des symptômes plus graves et des complications." } }, { "@type": "Question", "name": "Quels symptômes neurologiques peuvent apparaître ?", "position": 9, "acceptedAnswer": { "@type": "Answer", "text": "Des maux de tête, confusion, et parfois méningite peuvent se manifester." } }, { "@type": "Question", "name": "Les symptômes apparaissent-ils rapidement ?", "position": 10, "acceptedAnswer": { "@type": "Answer", "text": "Ils peuvent apparaître de quelques jours à plusieurs semaines après l'exposition." } }, { "@type": "Question", "name": "Comment prévenir l'infection à Listeria ?", "position": 11, "acceptedAnswer": { "@type": "Answer", "text": "En évitant les aliments à risque comme les produits laitiers non pasteurisés." } }, { "@type": "Question", "name": "Le lavage des mains aide-t-il à prévenir Listeria ?", "position": 12, "acceptedAnswer": { "@type": "Answer", "text": "Oui, une bonne hygiène des mains est cruciale pour éviter la contamination." } }, { "@type": "Question", "name": "Les femmes enceintes doivent-elles éviter certains aliments ?", "position": 13, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elles doivent éviter les fromages à pâte molle et les viandes crues." } }, { "@type": "Question", "name": "La cuisson des aliments élimine-t-elle Listeria ?", "position": 14, "acceptedAnswer": { "@type": "Answer", "text": "Oui, cuire les aliments à des températures appropriées tue la bactérie." } }, { "@type": "Question", "name": "Les produits réfrigérés sont-ils sûrs ?", "position": 15, "acceptedAnswer": { "@type": "Answer", "text": "Certains produits réfrigérés peuvent contenir Listeria, il faut être vigilant." } }, { "@type": "Question", "name": "Quel est le traitement principal de la listériose ?", "position": 16, "acceptedAnswer": { "@type": "Answer", "text": "L'antibiothérapie avec de l'amoxicilline ou de la gentamicine est courante." } }, { "@type": "Question", "name": "Les antibiotiques sont-ils efficaces contre Listeria ?", "position": 17, "acceptedAnswer": { "@type": "Answer", "text": "Oui, Listeria est généralement sensible à plusieurs antibiotiques." } }, { "@type": "Question", "name": "Faut-il hospitaliser les patients atteints de listériose ?", "position": 18, "acceptedAnswer": { "@type": "Answer", "text": "Cela dépend de la gravité des symptômes, surtout chez les personnes à risque." } }, { "@type": "Question", "name": "Y a-t-il des traitements préventifs ?", "position": 19, "acceptedAnswer": { "@type": "Answer", "text": "Non, il n'existe pas de vaccin, mais une bonne hygiène alimentaire est essentielle." } }, { "@type": "Question", "name": "Les patients immunodéprimés nécessitent-ils un traitement différent ?", "position": 20, "acceptedAnswer": { "@type": "Answer", "text": "Oui, ils peuvent nécessiter des traitements plus agressifs et prolongés." } }, { "@type": "Question", "name": "Quelles sont les complications possibles de la listériose ?", "position": 21, "acceptedAnswer": { "@type": "Answer", "text": "Les complications incluent la méningite, l'abcès cérébral et la septicémie." } }, { "@type": "Question", "name": "La listériose peut-elle être mortelle ?", "position": 22, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elle peut être fatale, surtout chez les personnes vulnérables." } }, { "@type": "Question", "name": "Quels sont les risques pour le fœtus ?", "position": 23, "acceptedAnswer": { "@type": "Answer", "text": "L'infection peut entraîner des avortements, des naissances prématurées ou des infections néonatales." } }, { "@type": "Question", "name": "Les personnes âgées sont-elles plus à risque de complications ?", "position": 24, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elles sont plus susceptibles de développer des formes graves de la maladie." } }, { "@type": "Question", "name": "Comment les complications sont-elles traitées ?", "position": 25, "acceptedAnswer": { "@type": "Answer", "text": "Elles nécessitent souvent une hospitalisation et un traitement antibiotique intensif." } }, { "@type": "Question", "name": "Qui est le plus à risque de contracter Listeria ?", "position": 26, "acceptedAnswer": { "@type": "Answer", "text": "Les personnes âgées, les femmes enceintes et les immunodéprimés sont les plus à risque." } }, { "@type": "Question", "name": "Les personnes atteintes de maladies chroniques sont-elles à risque ?", "position": 27, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les maladies comme le diabète augmentent le risque d'infection." } }, { "@type": "Question", "name": "Les nourrissons sont-ils vulnérables à Listeria ?", "position": 28, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les nourrissons ont un système immunitaire immature et sont très vulnérables." } }, { "@type": "Question", "name": "Le mode de vie influence-t-il le risque d'infection ?", "position": 29, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des habitudes alimentaires et d'hygiène précaires augmentent le risque." } }, { "@type": "Question", "name": "Les voyageurs doivent-ils se méfier de Listeria ?", "position": 30, "acceptedAnswer": { "@type": "Answer", "text": "Oui, ils doivent être prudents avec les aliments dans les pays à risque." } } ] } ] }

Sources (10000 au total)

A new mRNA structure prediction based approach to identifying improved signal peptides for bone morphogenetic protein 2.

Signal peptide (SP) engineering has proven able to improve production of many proteins yet is a laborious process that still relies on trial and error. mRNA structure around the translational start si... Amino acid sequence analysis indicated 2,611 SPs from the TGF-β superfamily were predicted to function when attached to BMP2. mRNA structure prediction indicated structures at the translational start ... These results support the use of peptide sequence based in silico tools for basic predictions around signal peptide activity in a synthetic biology context. However, mRNA structure prediction requires...

Design of fully synthetic signal peptide library and its use for enhanced secretory production of recombinant proteins in Corynebacterium glutamicum.

Corynebacterium glutamicum is an attractive host for secretory production of recombinant proteins, including high-value industrial enzymes and therapeutic proteins. The choice of an appropriate signal... We constructed a signal peptide library for the isolation of target-specific signal peptides and developed a highly efficient secretory production system in C. glutamicum. Based on the sequence inform... By screening a fully synthetic signal peptide library, we achieved improved production of target proteins compared to previous results using well-known signal peptides. Our synthetic library provides ...

Diagnostic value of serum signal peptide-CUB-EGF-like domain-containing protein 1 levels in patients with acute appendicitis.

Acute appendicitis is one of the most common surgical causes of an acute abdomen among patients admitted to the emergency room due to abdominal pain. The clinical diagnosis of acute appendicitis is us... A total of 67 adult patients without any comorbidities who presented to the emergency department with abdominal pain and were clinically diagnosed with acute appendicitis were included in the case gro... According to postoperative histopathological examinations of the patients, 7 (10.4%) patients were diagnosed with negative appendectomy, and 60 (89.6%) patients were diagnosed with acute appendicitis.... The admission signal peptide-CUB-EGF-like domain-containing protein 1 level was significantly higher in adults with acute appendicitis. The SCUBE1 level is a novel but promising biomarker that aids in...

ER entry pathway and glycosylation of GPI-anchored proteins are determined by N-terminal signal sequence and C-terminal GPI-attachment sequence.

Newly synthesized proteins in the secretory pathway, including glycosylphosphatidylinositol (GPI)-anchored proteins (GPI-APs), need to be correctly targeted and imported into the endoplasmic reticulum...