Banques de tissus : Questions médicales fréquentes
Nom anglais: Tissue Banks
Descriptor UI:D014015
Tree Number:N02.278.065.900
Termes MeSH sélectionnés :
Epithelial-Mesenchymal Transition
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"description": "Comment sont diagnostiquées les maladies nécessitant des tissus ?\nQuels tests sont utilisés pour évaluer la qualité des tissus ?\nLes banques de tissus effectuent-elles des diagnostics ?\nQuels critères sont utilisés pour sélectionner les tissus ?\nComment les tissus sont-ils prélevés pour analyse ?",
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"@type": "Question",
"name": "Comment sont diagnostiquées les maladies nécessitant des tissus ?",
"position": 1,
"acceptedAnswer": {
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"text": "Les maladies sont diagnostiquées par des examens cliniques, imageries et analyses de tissus."
}
},
{
"@type": "Question",
"name": "Quels tests sont utilisés pour évaluer la qualité des tissus ?",
"position": 2,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des tests histologiques et microbiologiques sont effectués pour évaluer la qualité."
}
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{
"@type": "Question",
"name": "Les banques de tissus effectuent-elles des diagnostics ?",
"position": 3,
"acceptedAnswer": {
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"text": "Non, elles ne diagnostiquent pas, mais fournissent des tissus pour des diagnostics."
}
},
{
"@type": "Question",
"name": "Quels critères sont utilisés pour sélectionner les tissus ?",
"position": 4,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les tissus sont sélectionnés selon des critères de qualité, d'origine et d'usage prévu."
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{
"@type": "Question",
"name": "Comment les tissus sont-ils prélevés pour analyse ?",
"position": 5,
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"text": "Les tissus sont prélevés par biopsie ou lors de chirurgies, sous conditions stériles."
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{
"@type": "Question",
"name": "Quels symptômes peuvent indiquer un besoin de greffe de tissu ?",
"position": 6,
"acceptedAnswer": {
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"text": "Des symptômes comme la douleur chronique ou la défaillance d'organe peuvent indiquer ce besoin."
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{
"@type": "Question",
"name": "Les maladies liées aux tissus présentent-elles des symptômes spécifiques ?",
"position": 7,
"acceptedAnswer": {
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"text": "Oui, chaque maladie peut avoir des symptômes spécifiques selon le type de tissu affecté."
}
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{
"@type": "Question",
"name": "Comment les symptômes influencent-ils le choix des tissus ?",
"position": 8,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les symptômes aident à déterminer le type de tissu nécessaire pour le traitement approprié."
}
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{
"@type": "Question",
"name": "Les symptômes peuvent-ils varier selon le donneur de tissu ?",
"position": 9,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les symptômes peuvent varier en fonction de l'état de santé du donneur et de son historique."
}
},
{
"@type": "Question",
"name": "Quels symptômes sont associés aux rejets de greffe ?",
"position": 10,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des symptômes comme la douleur, la fièvre et l'inflammation peuvent indiquer un rejet."
}
},
{
"@type": "Question",
"name": "Comment prévenir les infections lors de greffes ?",
"position": 11,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des protocoles stricts de stérilisation et de suivi post-greffe sont essentiels."
}
},
{
"@type": "Question",
"name": "Quelles mesures sont prises pour éviter le rejet ?",
"position": 12,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des immunosuppresseurs sont administrés pour réduire le risque de rejet après greffe."
}
},
{
"@type": "Question",
"name": "Les banques de tissus effectuent-elles des tests de dépistage ?",
"position": 13,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, elles effectuent des tests pour dépister les maladies transmissibles chez les donneurs."
}
},
{
"@type": "Question",
"name": "Comment sensibiliser le public sur le don de tissus ?",
"position": 14,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des campagnes d'information et d'éducation sont menées pour encourager le don de tissus."
}
},
{
"@type": "Question",
"name": "Quelles sont les recommandations pour les donneurs potentiels ?",
"position": 15,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les donneurs doivent être en bonne santé et respecter les critères d'éligibilité établis."
}
},
{
"@type": "Question",
"name": "Quels traitements utilisent des tissus de banques ?",
"position": 16,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les greffes de peau, de cornée et d'organes utilisent des tissus provenant de banques."
}
},
{
"@type": "Question",
"name": "Comment les tissus sont-ils préparés pour les traitements ?",
"position": 17,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les tissus sont stérilisés, conservés et parfois modifiés pour s'adapter aux traitements."
}
},
{
"@type": "Question",
"name": "Les banques de tissus participent-elles à la recherche ?",
"position": 18,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, elles fournissent des tissus pour la recherche sur les maladies et les traitements."
}
},
{
"@type": "Question",
"name": "Quels sont les risques associés aux traitements par greffe ?",
"position": 19,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les risques incluent le rejet, les infections et les complications liées à l'anesthésie."
}
},
{
"@type": "Question",
"name": "Les traitements par tissus sont-ils toujours efficaces ?",
"position": 20,
"acceptedAnswer": {
"@type": "Answer",
"text": "L'efficacité dépend de nombreux facteurs, y compris la compatibilité et l'état du patient."
}
},
{
"@type": "Question",
"name": "Quelles complications peuvent survenir après une greffe ?",
"position": 21,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les complications incluent le rejet, les infections et des réactions allergiques."
}
},
{
"@type": "Question",
"name": "Comment gérer les complications post-greffe ?",
"position": 22,
"acceptedAnswer": {
"@type": "Answer",
"text": "Un suivi médical régulier et des traitements appropriés sont nécessaires pour gérer les complications."
}
},
{
"@type": "Question",
"name": "Les complications varient-elles selon le type de tissu ?",
"position": 23,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les complications peuvent varier selon le type de tissu greffé et l'état du patient."
}
},
{
"@type": "Question",
"name": "Quels signes indiquent une complication après greffe ?",
"position": 24,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des signes comme la douleur accrue, la fièvre ou l'inflammation peuvent indiquer une complication."
}
},
{
"@type": "Question",
"name": "Les complications peuvent-elles être évitées ?",
"position": 25,
"acceptedAnswer": {
"@type": "Answer",
"text": "Certaines complications peuvent être évitées par une bonne préparation et un suivi rigoureux."
}
},
{
"@type": "Question",
"name": "Quels facteurs augmentent le risque de rejet ?",
"position": 26,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les facteurs incluent la compatibilité tissulaire, l'âge et l'état de santé général du patient."
}
},
{
"@type": "Question",
"name": "Le tabagisme influence-t-il le succès des greffes ?",
"position": 27,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, le tabagisme peut compromettre la guérison et augmenter le risque de complications."
}
},
{
"@type": "Question",
"name": "Comment l'âge affecte-t-il le don de tissus ?",
"position": 28,
"acceptedAnswer": {
"@type": "Answer",
"text": "L'âge peut influencer la qualité des tissus et la décision d'accepter un don."
}
},
{
"@type": "Question",
"name": "Les antécédents médicaux influencent-ils le don de tissus ?",
"position": 29,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des antécédents de maladies transmissibles peuvent rendre un donneur inéligible."
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"@type": "Question",
"name": "Quels comportements à risque affectent le don de tissus ?",
"position": 30,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des comportements comme l'usage de drogues ou des relations sexuelles non protégées peuvent affecter l'éligibilité."
}
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ADP-ribosylation factor-like protein 4 C (ARL4C) is a member of the ARF small GTP-binding protein subfamily. The ARL4C gene is highly expressed in colorectal cancer (CRC). ARL4C protein promotes cell ...
We investigated the characteristics of ARL4C by comparing its expression at the invasion front and relationships with clinicopathological data using RNAscope, a highly sensitive RNA in situ method....
In all cases, ARL4C expression was observed in cancer stromal cells and cancer cells. ARL4C expression in cancer cells was localized at the invasion front. In cancer stromal cells, ARL4C expression wa...
Our analysis reinforces the possibility that ARL4C expression worsens the prognosis of patients with CRC. Further elucidation of the function of ARL4C is desired....
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Despite their critical roles in tissue repair and pathological processes such as fibrosis, tumor invasion, and metastasis, the origins of mesenchymal cells remain poorly understood. Among the likely r...
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During enamel formation, transforming growth factor-beta (TGF-β) isoforms exhibit different activities for gene expression, apoptosis, and endocytosis. This study aimed to investigate the differential...
Using a mouse enamel epithelial cell line (mHAT9d) cultured in the presence of each TGF-β isoform, (1) the morphological changes in EMT were explored, (2) EMT-related genes were analyzed by next-gener...
EMT was observed in mHAT9d cultured in the presence of TGF-β1 and β3 but not TGF-β2. The expression of both epithelial and mesenchymal marker genes was observed in mHAT9d exhibiting EMT. NGS analysis ...
We propose that in TGF-β-stimulated enamel epithelial cells, EMT mainly occurred via the Rho signaling pathway, and the differences in response across TGF-β isoforms were due to their endoglin-mediate...
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