questionsmedicales.fr
Technologie, industrie et agriculture
Produits manufacturés
Matériaux biomimétiques
Membrane artificielle
Double couche lipidique
Double couche lipidique : Questions médicales fréquentes
Termes MeSH sélectionnés :
Diagnostic
5
Membrane cellulaire
Microscopie électronique
Fluidité membranaire
Marqueurs fluorescents
Perméabilité membranaire
Protéines
Chromatographie
Lipidomique
Lipidomique
Oxydation lipidique
Symptômes
5
Dysfonction membranaire
Inflammation
Fluidité membranaire
Transport cellulaire
Athérosclérose
Maladies métaboliques
Immunité
Signalisation cellulaire
Prévention
5
Alimentation
Acides gras essentiels
Traitements
5
Antioxydants
Stress oxydatif
Thérapie génique
Maladies génétiques
Complications
5
Maladies cardiovasculaires
Maladies métaboliques
Cancer
Progression tumorale
Sclérose en plaques
Troubles neurologiques
Infections
Agents pathogènes
Défaillance membranaire
Inflammation
Facteurs de risque
5
Facteurs génétiques
Mutations
Alimentation
Graisses saturées
Vieillissement
Rigidité membranaire
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"@type": "Question",
"name": "Quels effets sur la santé sont liés aux membranes ?",
"position": 8,
"acceptedAnswer": {
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{
"@type": "Question",
"name": "Quels signes cliniques sont associés aux membranes ?",
"position": 9,
"acceptedAnswer": {
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"text": "Des signes comme l'œdème et la déshydratation peuvent être observés."
}
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{
"@type": "Question",
"name": "Comment les membranes influencent-elles l'immunité ?",
"position": 10,
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}
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"name": "Comment prévenir les maladies liées aux membranes ?",
"position": 11,
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"name": "Quels modes de vie favorisent la santé membranaire ?",
"position": 12,
"acceptedAnswer": {
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"text": "L'exercice régulier et l'hydratation adéquate sont essentiels."
}
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{
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"name": "Comment éviter l'oxydation des membranes ?",
"position": 13,
"acceptedAnswer": {
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"text": "Consommer des aliments riches en antioxydants aide à protéger les membranes."
}
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"@type": "Question",
"name": "Quels facteurs environnementaux affectent les membranes ?",
"position": 14,
"acceptedAnswer": {
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"text": "La pollution et les toxines peuvent endommager les membranes cellulaires."
}
},
{
"@type": "Question",
"name": "Comment le stress influence-t-il la santé membranaire ?",
"position": 15,
"acceptedAnswer": {
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"text": "Le stress chronique peut altérer la composition lipidique des membranes."
}
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{
"@type": "Question",
"name": "Quels traitements ciblent les membranes cellulaires ?",
"position": 16,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des médicaments comme les statines modifient la composition lipidique."
}
},
{
"@type": "Question",
"name": "Comment les lipides peuvent-ils être manipulés ?",
"position": 17,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des techniques de nanomédecine utilisent des liposomes pour délivrer des médicaments."
}
},
{
"@type": "Question",
"name": "Quels suppléments peuvent améliorer la santé membranaire ?",
"position": 18,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les acides gras oméga-3 sont bénéfiques pour la fluidité membranaire."
}
},
{
"@type": "Question",
"name": "Comment les antioxydants aident-ils les membranes ?",
"position": 19,
"acceptedAnswer": {
"@type": "Answer",
"text": "Ils protègent les membranes contre l'oxydation et le stress oxydatif."
}
},
{
"@type": "Question",
"name": "Quels traitements sont utilisés pour les maladies membranaires ?",
"position": 20,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des thérapies géniques peuvent corriger des défauts dans les membranes."
}
},
{
"@type": "Question",
"name": "Quelles complications peuvent survenir avec des membranes altérées ?",
"position": 21,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des maladies cardiovasculaires et métaboliques peuvent en résulter."
}
},
{
"@type": "Question",
"name": "Comment les membranes affectent-elles le cancer ?",
"position": 22,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des modifications membranaires peuvent favoriser la progression tumorale."
}
},
{
"@type": "Question",
"name": "Quels troubles neurologiques sont liés aux membranes ?",
"position": 23,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des maladies comme la sclérose en plaques sont associées à des anomalies membranaires."
}
},
{
"@type": "Question",
"name": "Comment les infections impactent-elles les membranes ?",
"position": 24,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les agents pathogènes peuvent perturber l'intégrité des membranes cellulaires."
}
},
{
"@type": "Question",
"name": "Quelles sont les conséquences d'une défaillance membranaire ?",
"position": 25,
"acceptedAnswer": {
"@type": "Answer",
"text": "Une défaillance peut entraîner des troubles métaboliques graves et des inflammations."
}
},
{
"@type": "Question",
"name": "Quels facteurs génétiques influencent la santé membranaire ?",
"position": 26,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des mutations dans les gènes liés aux lipides peuvent affecter la membrane."
}
},
{
"@type": "Question",
"name": "Comment l'alimentation impacte-t-elle les membranes ?",
"position": 27,
"acceptedAnswer": {
"@type": "Answer",
"text": "Une alimentation riche en graisses saturées peut altérer la fluidité membranaire."
}
},
{
"@type": "Question",
"name": "Quels comportements augmentent le risque de maladies membranaires ?",
"position": 28,
"acceptedAnswer": {
"@type": "Answer",
"text": "Le tabagisme et la sédentarité sont des comportements à risque."
}
},
{
"@type": "Question",
"name": "Comment l'âge affecte-t-il la santé des membranes ?",
"position": 29,
"acceptedAnswer": {
"@type": "Answer",
"text": "Le vieillissement peut entraîner une rigidité accrue des membranes cellulaires."
}
},
{
"@type": "Question",
"name": "Quels facteurs environnementaux sont des risques pour les membranes ?",
"position": 30,
"acceptedAnswer": {
"@type": "Answer",
"text": "L'exposition à des toxines et à des polluants peut endommager les membranes."
}
}
]
}
]
}
Expert en Médecine, Optimisation des Parcours de Soins et Révision Médicale
Validation scientifique effectuée le 16/05/2025
Contenu vérifié selon les dernières recommandations médicales
4 publications dans cette catégorie
Affiliations :
Department of Physics , Carnegie Mellon University , Pittsburgh , Pennsylvania 15213 , United States.
Publications dans "Double couche lipidique" :
2 publications dans cette catégorie
Affiliations :
Department of Chemistry, Seoul National University, 1 Gwanak-ro, Gwanak-gu, Seoul, 08826, South Korea.
Publications dans "Double couche lipidique" :
2 publications dans cette catégorie
Affiliations :
Department of Chemistry, Seoul National University, 1 Gwanak-ro, Gwanak-gu, Seoul, 08826, South Korea.
Publications dans "Double couche lipidique" :
2 publications dans cette catégorie
Affiliations :
Department of Chemistry, Seoul National University, 1 Gwanak-ro, Gwanak-gu, Seoul, 08826, South Korea.
Publications dans "Double couche lipidique" :
2 publications dans cette catégorie
Affiliations :
Department of Chemistry, Seoul National University, 1 Gwanak-ro, Gwanak-gu, Seoul, 08826, South Korea.
Publications dans "Double couche lipidique" :
2 publications dans cette catégorie
Affiliations :
Theory and Bio-Systems, Max Planck Institute of Colloids and Interfaces, 14424 Potsdam, Germany. lipowsky@mpikg.mpg.de.
Publications dans "Double couche lipidique" :
2 publications dans cette catégorie
Affiliations :
Department of Molecular Physiology and Biophysics, University of Fukui Faculty of Medical Sciences.
Publications dans "Double couche lipidique" :
2 publications dans cette catégorie
Affiliations :
Department of Molecular Physiology and Biophysics, University of Fukui Faculty of Medical Sciences; oiki-fki@umin.ac.jp.
Publications dans "Double couche lipidique" :
2 publications dans cette catégorie
Affiliations :
Department of Theory and Bio-Systems, Max Planck Institute of Colloids and Interfaces, Science Park Golm, 14424, Potsdam, Germany.
Publications dans "Double couche lipidique" :
2 publications dans cette catégorie
Affiliations :
Interdisciplinary Nanoscience Center (iNANO), Aarhus University, Aarhus C, DK 8000, Denmark. dong@inano.au.dk.
Publications dans "Double couche lipidique" :
2 publications dans cette catégorie
Affiliations :
Department of Cancer Biology and Pharmacology, University of Illinois College of Medicine, Peoria, IL, United States. Electronic address: zakharel@uic.edu.
Publications dans "Double couche lipidique" :
2 publications dans cette catégorie
Affiliations :
A.N. Frumkin Institute of Physical Chemistry and Electrochemistry, Russian Academy of Sciences, 31/5 Leninskiy Prospekt, 119071 Moscow, Russia.
Publications dans "Double couche lipidique" :
2 publications dans cette catégorie
Affiliations :
Department of Mechanical Engineering , University of Maryland , College Park , Maryland 20742 , United States.
Publications dans "Double couche lipidique" :
2 publications dans cette catégorie
Affiliations :
Department of Mechanical Engineering , University of Maryland , College Park , Maryland 20742 , United States.
Publications dans "Double couche lipidique" :
2 publications dans cette catégorie
Affiliations :
Department of Mechanical Engineering , University of Maryland , College Park , Maryland 20742 , United States.
Publications dans "Double couche lipidique" :
2 publications dans cette catégorie
Affiliations :
Laboratory of Molecular Biology , National Cancer Institute, National Institutes of Health , Bethesda , Maryland 20892 , United States.
Publications dans "Double couche lipidique" :
2 publications dans cette catégorie
Affiliations :
Department of Mechanical Engineering , University of Maryland , College Park , Maryland 20742 , United States.
Publications dans "Double couche lipidique" :
2 publications dans cette catégorie
Affiliations :
Department of Chemistry, Lehigh University, Bethlehem, Pennsylvania 18015, United States.
Publications dans "Double couche lipidique" :
2 publications dans cette catégorie
Affiliations :
Institute for Biophysical Chemistry and Centre for Biomolecular Magnetic Resonance, Goethe Universität Frankfurt, 60438, Frankfurt am Main, Germany.
Publications dans "Double couche lipidique" :
2 publications dans cette catégorie
Affiliations :
School of Chemical Engineering, Sungkyunkwan University, Suwon, Republic of Korea. jjackman@skku.edu.
Publications dans "Double couche lipidique" :
To investigate the inhibition mechanism of copper ions on Streptococcus mutans-Veillonella parvula dual biofilm....
S. mutans-V. parvula dual biofilm was constructed and copper ions were added at different concentrations. After the biofilm was collected, RNA-seq and qRT-PCR were then performed to get gene informati...
The coculture of S. mutans and V. parvula formed a significantly better dual biofilm of larger biomass than S. mutans mono biofilm. And copper ions showed a more significant inhibitory effect on S. mu...
Streptococcus mutans and Veillonella parvula are symbiotic, forming a dual biofilm of larger biomass to better resist the external antibacterial substances, which may increase the virulence of S. muta...
Streptococcus mutans is a primary cariogenic pathogen in humans. Arginine metabolism is required for bacterial growth. In S. mutans, however, the involvement of transcription factors in regulating arg...
Streptococcus mutans, found in the human oral cavity, is a significant contributor to the pathogenesis of dental caries. This bacterium expresses three genetically distinct types of glucosyltransferas...
The study aimed to evaluate the role of Streptococcus mutans (S. mutans) dexA gene on biofilm structure and microecological distribution in multispecies biofilms....
A multispecies biofilm model consisting of S. mutans and its dexA mutants, Streptococcus gordonii (S. gordonii) and Streptococcus sanguinis (S. sanguinis) was constructed, and bacterial growth, biofil...
Our results showed that either deletion or overexpression of S. mutans dexA had no effect on the planktonic growth of bacterium, while S. mutans dominated in the multispecies biofilms to form cariogen...
In conclusion, deletion of S. mutans dexA gene re-modules biofilm structure and microbiota composition, thereby leading to decreased cariogenicity. Thus, the S. mutans dexA may be an important target ...
Streptococcus mutans is the main cariogenic pathogen in the oral cavity, considered to contribute toward oral diseases. S. mutans is predominantly entrapped in plaque biofilms....
In this study, we surveyed the antibacterial activity of natural compounds in terms of the biofilm production of S. mutans....
We extracted the studies related to natural compounds affected on S. mutans biofilm from different databases....
Disruption of S. mutans viability in biofilms by a potent new pharmacological factor could inhibit and remove cavities. Various antibacterial agents are needed to destroy biofilms that remove both pat...
An effective therapeutic agent for dental caries has to be capable of removing pathogens and their biofilms. Specific virulence attributes of S. mutans exist; hence, natural compounds that have excell...
Dental caries is a chronic progressive disease, which destructs dental hard tissues under the influence of multiple factors, mainly bacteria. Streptococcus mutans is the main cariogenic bacteria. Howe...
This study was designed to compare the levels of Streptococcus mutans (S. mutans) in saliva with those in occlusal plaque on posterior teeth at different stages of dentition, and to explore the correl...
Samples of saliva and occlusal plaque were collected from 83 patients (aged 3-17 years) over three months. S. mutans levels were determined by culture-based selective plating, morphological identifica...
The mean age of the participants was 8.8 (±3.7) years, and 74.7% of them were Hispanic. Mean caries experience for children with primary, mixed, and permanent dentition was 5.2 (±4.7), 4.0 (±3.3), and...
Both plaque and saliva samples are useful sources for S. mutans isolation. S. mutans levels from both sources were not significantly correlated with caries experience, but occlusal plaque had greater ...
The wear behavior of dental restorative materials is highly related to the biolubricating medium in the oral environment. Bacteria, along with their metabolic products, are essential substances in the...
Streptococcus mutans (S. mutans) is an important pathogenic bacterium that causes dental caries, while Streptococcus gordonii (S. gordonii) is a non-cariogenic bacterium that inhibits the growth of S....
The S. mutans clinical strains that can inhibit the growth of S. gordonii constitute the inhibitory group. 286 C-serotype S. mutans strains were categorized into S. gordonii inhibitory (n = 114) and n...
We found that C482T, G533A, and G661A missense mutations were presented at significantly higher frequency in the inhibitory group relative to the non-inhibitory group. There was no significant differe...
Our data suggest that increased cleavage of CSP-21 by the the mutant SepM may be a reason for the higher inhibitory effect of S. mutans on S. gordonii ....
This study aimed to investigate the antibiofilm and anticariogenic effects of honokiol, a traditional Chinese medicine, on the cariogenic bacterium Streptococcus mutans (S. mutans)....
The minimum inhibitory concentration (MIC) and minimum bactericidal concentration (MBC) of honokiol on S. mutans UA159 were measured. Then, S. mutans were treated with honokiol at concentrations of 1/...
The MIC and MBC of honokiol on S. mutans were 30 μg/mL and 60 μg/mL, respectively. Honokiol inhibited biofilm formation, EPS synthesis and lactic acid production. It also decreased the expression of g...
Honokiol has an inhibitory effect on S. mutans and favorable biocompatibility, with application potential as a novel anticaries agent....