Signaux de polyadénylation : Questions médicales fréquentes
Nom anglais: RNA 3' Polyadenylation Signals
Descriptor UI:D039104
Tree Number:G05.360.340.024.340.137.775
Termes MeSH sélectionnés :
Data Compression
{
"@context": "https://schema.org",
"@graph": [
{
"@type": "MedicalWebPage",
"name": "Signaux de polyadénylation : Questions médicales les plus fréquentes",
"headline": "Signaux de polyadénylation : Comprendre les symptômes, diagnostics et traitements",
"description": "Guide complet et accessible sur les Signaux de polyadénylation : explications, diagnostics, traitements et prévention. Information médicale validée destinée aux patients.",
"datePublished": "2024-07-02",
"dateModified": "2025-03-29",
"inLanguage": "fr",
"medicalAudience": [
{
"@type": "MedicalAudience",
"name": "Grand public",
"audienceType": "Patient",
"healthCondition": {
"@type": "MedicalCondition",
"name": "Signaux de polyadénylation"
},
"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": "Composants de gène",
"url": "https://questionsmedicales.fr/mesh/D040461",
"about": {
"@type": "MedicalCondition",
"name": "Composants de gène",
"code": {
"@type": "MedicalCode",
"code": "D040461",
"codingSystem": "MeSH"
},
"identifier": {
"@type": "PropertyValue",
"propertyID": "MeSH Tree",
"value": "G05.360.340.024.340.137"
}
}
},
"about": {
"@type": "MedicalCondition",
"name": "Signaux de polyadénylation",
"alternateName": "RNA 3' Polyadenylation Signals",
"code": {
"@type": "MedicalCode",
"code": "D039104",
"codingSystem": "MeSH"
}
},
"author": [
{
"@type": "Person",
"name": "Xiaohui Wu",
"url": "https://questionsmedicales.fr/author/Xiaohui%20Wu",
"affiliation": {
"@type": "Organization",
"name": "Department of Automation, Xiamen University, Xiamen, China."
}
},
{
"@type": "Person",
"name": "Guoli Ji",
"url": "https://questionsmedicales.fr/author/Guoli%20Ji",
"affiliation": {
"@type": "Organization",
"name": "Department of Automation, Xiamen University, Xiamen, China."
}
},
{
"@type": "Person",
"name": "Congting Ye",
"url": "https://questionsmedicales.fr/author/Congting%20Ye",
"affiliation": {
"@type": "Organization",
"name": "National Institute for Data Science in Health and Medicine, Xiamen University, Xiamen, China."
}
},
{
"@type": "Person",
"name": "Bin Tian",
"url": "https://questionsmedicales.fr/author/Bin%20Tian",
"affiliation": {
"@type": "Organization",
"name": "Gene Expression and Regulation Program, The Wistar Institute, Philadelphia, PA 19104, USA."
}
},
{
"@type": "Person",
"name": "Mihaela Zavolan",
"url": "https://questionsmedicales.fr/author/Mihaela%20Zavolan",
"affiliation": {
"@type": "Organization",
"name": "Computational and Systems Biology, Biozentrum, University of Basel, Spitalstrasse 41, 4056 Basel, Switzerland."
}
}
],
"citation": [
{
"@type": "ScholarlyArticle",
"name": "Compressive hyperspectral microscopy for cancer detection.",
"datePublished": "2023-09-09",
"url": "https://questionsmedicales.fr/article/37692564",
"identifier": {
"@type": "PropertyValue",
"propertyID": "DOI",
"value": "10.1117/1.JBO.28.9.096502"
}
},
{
"@type": "ScholarlyArticle",
"name": "MobilePrune: Neural Network Compression via",
"datePublished": "2022-05-27",
"url": "https://questionsmedicales.fr/article/35684708",
"identifier": {
"@type": "PropertyValue",
"propertyID": "DOI",
"value": "10.3390/s22114081"
}
},
{
"@type": "ScholarlyArticle",
"name": "Satellite Image Compression Guided by Regions of Interest.",
"datePublished": "2023-01-09",
"url": "https://questionsmedicales.fr/article/36679527",
"identifier": {
"@type": "PropertyValue",
"propertyID": "DOI",
"value": "10.3390/s23020730"
}
},
{
"@type": "ScholarlyArticle",
"name": "Learned Gradient Compression for Distributed Deep Learning.",
"datePublished": "2022-11-30",
"url": "https://questionsmedicales.fr/article/34111008",
"identifier": {
"@type": "PropertyValue",
"propertyID": "DOI",
"value": "10.1109/TNNLS.2021.3084806"
}
},
{
"@type": "ScholarlyArticle",
"name": "Signal Quality Assessment of Compressively Sensed Electrocardiogram.",
"datePublished": "2022-10-19",
"url": "https://questionsmedicales.fr/article/35471890",
"identifier": {
"@type": "PropertyValue",
"propertyID": "DOI",
"value": "10.1109/TBME.2022.3170047"
}
}
],
"breadcrumb": {
"@type": "BreadcrumbList",
"itemListElement": [
{
"@type": "ListItem",
"position": 1,
"name": "questionsmedicales.fr",
"item": "https://questionsmedicales.fr"
},
{
"@type": "ListItem",
"position": 2,
"name": "Phénomènes génétiques",
"item": "https://questionsmedicales.fr/mesh/D055614"
},
{
"@type": "ListItem",
"position": 3,
"name": "Structures génétiques",
"item": "https://questionsmedicales.fr/mesh/D040342"
},
{
"@type": "ListItem",
"position": 4,
"name": "Génome",
"item": "https://questionsmedicales.fr/mesh/D016678"
},
{
"@type": "ListItem",
"position": 5,
"name": "Composants de génome",
"item": "https://questionsmedicales.fr/mesh/D040481"
},
{
"@type": "ListItem",
"position": 6,
"name": "Gènes",
"item": "https://questionsmedicales.fr/mesh/D005796"
},
{
"@type": "ListItem",
"position": 7,
"name": "Composants de gène",
"item": "https://questionsmedicales.fr/mesh/D040461"
},
{
"@type": "ListItem",
"position": 8,
"name": "Signaux de polyadénylation",
"item": "https://questionsmedicales.fr/mesh/D039104"
}
]
}
},
{
"@type": "MedicalWebPage",
"name": "Article complet : Signaux de polyadénylation - Questions et réponses",
"headline": "Questions et réponses médicales fréquentes sur Signaux de polyadénylation",
"description": "Une compilation de questions et réponses structurées, validées par des experts médicaux.",
"datePublished": "2025-05-04",
"inLanguage": "fr",
"hasPart": [
{
"@type": "MedicalWebPage",
"name": "Diagnostic",
"headline": "Diagnostic sur Signaux de polyadénylation",
"description": "Comment identifier les signaux de polyadénylation ?\nQuels tests sont utilisés pour étudier la polyadénylation ?\nLes signaux de polyadénylation sont-ils visibles sur des gels ?\nPeut-on détecter des anomalies dans la polyadénylation ?\nQuels marqueurs indiquent une polyadénylation efficace ?",
"url": "https://questionsmedicales.fr/mesh/D039104?mesh_terms=Data+Compression&page=2#section-diagnostic"
},
{
"@type": "MedicalWebPage",
"name": "Symptômes",
"headline": "Symptômes sur Signaux de polyadénylation",
"description": "Quels symptômes sont liés à des défauts de polyadénylation ?\nLes maladies génétiques sont-elles liées à la polyadénylation ?\nComment la polyadénylation affecte-t-elle le cancer ?\nY a-t-il des symptômes associés à des ARNm instables ?\nLes infections virales affectent-elles la polyadénylation ?",
"url": "https://questionsmedicales.fr/mesh/D039104?mesh_terms=Data+Compression&page=2#section-symptômes"
},
{
"@type": "MedicalWebPage",
"name": "Prévention",
"headline": "Prévention sur Signaux de polyadénylation",
"description": "Peut-on prévenir les anomalies de polyadénylation ?\nQuel rôle joue l'alimentation dans la polyadénylation ?\nLes facteurs environnementaux affectent-ils la polyadénylation ?\nComment le stress oxydatif influence-t-il la polyadénylation ?\nLes vaccinations influencent-elles la polyadénylation ?",
"url": "https://questionsmedicales.fr/mesh/D039104?mesh_terms=Data+Compression&page=2#section-prévention"
},
{
"@type": "MedicalWebPage",
"name": "Traitements",
"headline": "Traitements sur Signaux de polyadénylation",
"description": "Existe-t-il des traitements pour les anomalies de polyadénylation ?\nComment les médicaments peuvent-ils influencer la polyadénylation ?\nLes thérapies ciblées peuvent-elles aider ?\nY a-t-il des approches expérimentales en cours ?\nLes suppléments nutritionnels peuvent-ils aider ?",
"url": "https://questionsmedicales.fr/mesh/D039104?mesh_terms=Data+Compression&page=2#section-traitements"
},
{
"@type": "MedicalWebPage",
"name": "Complications",
"headline": "Complications sur Signaux de polyadénylation",
"description": "Quelles complications peuvent survenir avec des défauts de polyadénylation ?\nLes complications sont-elles réversibles ?\nComment les complications affectent-elles la qualité de vie ?\nY a-t-il des risques de complications à long terme ?\nLes complications peuvent-elles être prévenues ?",
"url": "https://questionsmedicales.fr/mesh/D039104?mesh_terms=Data+Compression&page=2#section-complications"
},
{
"@type": "MedicalWebPage",
"name": "Facteurs de risque",
"headline": "Facteurs de risque sur Signaux de polyadénylation",
"description": "Quels sont les facteurs de risque pour les anomalies de polyadénylation ?\nL'âge est-il un facteur de risque ?\nLes habitudes de vie influencent-elles la polyadénylation ?\nLes maladies chroniques augmentent-elles les risques ?\nLes facteurs génétiques jouent-ils un rôle ?",
"url": "https://questionsmedicales.fr/mesh/D039104?mesh_terms=Data+Compression&page=2#section-facteurs de risque"
}
]
},
{
"@type": "FAQPage",
"mainEntity": [
{
"@type": "Question",
"name": "Comment identifier les signaux de polyadénylation ?",
"position": 1,
"acceptedAnswer": {
"@type": "Answer",
"text": "L'analyse bioinformatique et les séquençages d'ARN permettent d'identifier ces signaux."
}
},
{
"@type": "Question",
"name": "Quels tests sont utilisés pour étudier la polyadénylation ?",
"position": 2,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les tests RT-PCR et Northern blot sont couramment utilisés pour étudier la polyadénylation."
}
},
{
"@type": "Question",
"name": "Les signaux de polyadénylation sont-ils visibles sur des gels ?",
"position": 3,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les produits de polyadénylation peuvent être visualisés sur des gels d'agarose après électrophorèse."
}
},
{
"@type": "Question",
"name": "Peut-on détecter des anomalies dans la polyadénylation ?",
"position": 4,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des anomalies peuvent être détectées par des variations dans la taille des ARNm sur des gels."
}
},
{
"@type": "Question",
"name": "Quels marqueurs indiquent une polyadénylation efficace ?",
"position": 5,
"acceptedAnswer": {
"@type": "Answer",
"text": "La présence d'une queue poly-A et la stabilité de l'ARNm sont des marqueurs d'efficacité."
}
},
{
"@type": "Question",
"name": "Quels symptômes sont liés à des défauts de polyadénylation ?",
"position": 6,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des défauts peuvent entraîner une instabilité de l'ARNm, affectant la synthèse protéique."
}
},
{
"@type": "Question",
"name": "Les maladies génétiques sont-elles liées à la polyadénylation ?",
"position": 7,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, certaines maladies génétiques peuvent résulter de mutations affectant les signaux de polyadénylation."
}
},
{
"@type": "Question",
"name": "Comment la polyadénylation affecte-t-elle le cancer ?",
"position": 8,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des altérations dans la polyadénylation peuvent conduire à une expression aberrante de gènes oncogènes."
}
},
{
"@type": "Question",
"name": "Y a-t-il des symptômes associés à des ARNm instables ?",
"position": 9,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des ARNm instables peuvent entraîner des troubles métaboliques et des anomalies cellulaires."
}
},
{
"@type": "Question",
"name": "Les infections virales affectent-elles la polyadénylation ?",
"position": 10,
"acceptedAnswer": {
"@type": "Answer",
"text": "Certaines infections virales peuvent perturber les signaux de polyadénylation, affectant l'hôte."
}
},
{
"@type": "Question",
"name": "Peut-on prévenir les anomalies de polyadénylation ?",
"position": 11,
"acceptedAnswer": {
"@type": "Answer",
"text": "La prévention passe par une bonne santé génétique et des dépistages précoces des maladies."
}
},
{
"@type": "Question",
"name": "Quel rôle joue l'alimentation dans la polyadénylation ?",
"position": 12,
"acceptedAnswer": {
"@type": "Answer",
"text": "Une alimentation équilibrée peut influencer positivement la régulation des gènes liés à la polyadénylation."
}
},
{
"@type": "Question",
"name": "Les facteurs environnementaux affectent-ils la polyadénylation ?",
"position": 13,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des facteurs comme les toxines peuvent perturber les mécanismes de polyadénylation."
}
},
{
"@type": "Question",
"name": "Comment le stress oxydatif influence-t-il la polyadénylation ?",
"position": 14,
"acceptedAnswer": {
"@type": "Answer",
"text": "Le stress oxydatif peut endommager l'ADN et affecter les signaux de polyadénylation."
}
},
{
"@type": "Question",
"name": "Les vaccinations influencent-elles la polyadénylation ?",
"position": 15,
"acceptedAnswer": {
"@type": "Answer",
"text": "Certaines recherches suggèrent que les vaccinations peuvent moduler l'expression des gènes liés."
}
},
{
"@type": "Question",
"name": "Existe-t-il des traitements pour les anomalies de polyadénylation ?",
"position": 16,
"acceptedAnswer": {
"@type": "Answer",
"text": "Actuellement, il n'existe pas de traitements spécifiques, mais des thérapies géniques sont explorées."
}
},
{
"@type": "Question",
"name": "Comment les médicaments peuvent-ils influencer la polyadénylation ?",
"position": 17,
"acceptedAnswer": {
"@type": "Answer",
"text": "Certains médicaments peuvent moduler l'expression des gènes impliqués dans la polyadénylation."
}
},
{
"@type": "Question",
"name": "Les thérapies ciblées peuvent-elles aider ?",
"position": 18,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les thérapies ciblées peuvent potentiellement corriger les défauts de polyadénylation."
}
},
{
"@type": "Question",
"name": "Y a-t-il des approches expérimentales en cours ?",
"position": 19,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des recherches sur des inhibiteurs spécifiques de la polyadénylation sont en cours dans des modèles précliniques."
}
},
{
"@type": "Question",
"name": "Les suppléments nutritionnels peuvent-ils aider ?",
"position": 20,
"acceptedAnswer": {
"@type": "Answer",
"text": "Certaines études suggèrent que des nutriments spécifiques pourraient soutenir la polyadénylation."
}
},
{
"@type": "Question",
"name": "Quelles complications peuvent survenir avec des défauts de polyadénylation ?",
"position": 21,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des complications incluent des troubles métaboliques, des cancers et des maladies neurodégénératives."
}
},
{
"@type": "Question",
"name": "Les complications sont-elles réversibles ?",
"position": 22,
"acceptedAnswer": {
"@type": "Answer",
"text": "Certaines complications peuvent être gérées, mais d'autres peuvent être irréversibles selon la gravité."
}
},
{
"@type": "Question",
"name": "Comment les complications affectent-elles la qualité de vie ?",
"position": 23,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les complications peuvent réduire la qualité de vie en limitant les capacités fonctionnelles."
}
},
{
"@type": "Question",
"name": "Y a-t-il des risques de complications à long terme ?",
"position": 24,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des risques de complications à long terme existent, notamment des cancers et des maladies chroniques."
}
},
{
"@type": "Question",
"name": "Les complications peuvent-elles être prévenues ?",
"position": 25,
"acceptedAnswer": {
"@type": "Answer",
"text": "Certaines complications peuvent être prévenues par un suivi médical régulier et des interventions précoces."
}
},
{
"@type": "Question",
"name": "Quels sont les facteurs de risque pour les anomalies de polyadénylation ?",
"position": 26,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les facteurs incluent des mutations génétiques, des expositions environnementales et des infections."
}
},
{
"@type": "Question",
"name": "L'âge est-il un facteur de risque ?",
"position": 27,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, l'âge avancé peut augmenter le risque de mutations affectant la polyadénylation."
}
},
{
"@type": "Question",
"name": "Les habitudes de vie influencent-elles la polyadénylation ?",
"position": 28,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des habitudes comme le tabagisme et l'alcoolisme peuvent affecter les mécanismes de polyadénylation."
}
},
{
"@type": "Question",
"name": "Les maladies chroniques augmentent-elles les risques ?",
"position": 29,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, certaines maladies chroniques peuvent prédisposer à des anomalies de polyadénylation."
}
},
{
"@type": "Question",
"name": "Les facteurs génétiques jouent-ils un rôle ?",
"position": 30,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des antécédents familiaux de maladies peuvent augmenter le risque d'anomalies de polyadénylation."
}
}
]
}
]
}
Hyperspectral microscopy grants the ability to characterize unique properties of tissues based on their spectral fingerprint. The ability to label and measure multiple molecular probes simultaneously ...
We aim to develop a fast and accurate hyperspectral microscopy system that can be easily integrated with existing microscopes and provide flexibility for optimizing measurement time versus spectral re...
The method employs compressive sensing (CS) and a spectrally encoded illumination device integrated into the illumination path of a standard microscope. The spectral encoding is obtained using a compa...
We demonstrated the acquisition of breast cancer biopsies hyperspectral data of the whole camera area within...
CS hyperspectral microscopy was successfully demonstrated on a common lab microscope for measuring biopsies stained with the most common stains, such as hematoxylin and eosin. The high spectral resolu...
It is hard to directly deploy deep learning models on today's smartphones due to the substantial computational costs introduced by millions of parameters. To compress the model, we develop an ℓ0-based...
Small satellites empower different applications for an affordable price. By dealing with a limited capacity for using instruments with high power consumption or high data-rate requirements, small sate...
Training deep neural networks on large datasets containing high-dimensional data requires a large amount of computation. A solution to this problem is data-parallel distributed training, where a model...
Develop a signal quality index (SQI) to determine the quality of compressively sensed electrocardiogram (ECG) by estimating the signal-to-noise ratio (SNR)....
The SQI used random forests, with the ratio of the standard deviations of an ECG segment and a clean ECG and the Wasserstein metric between the amplitude distributions of an ECG segment and a clean EC...
The average RMSE was 3.18 dB and 3.47 dB in normal and abnormal ECG. The average Spearman correlation was 0.94 and 0.93 in normal and abnormal ECG, respectively. The average accuracy and F1 score were...
The SQI determined the quality of compressively sensed ECG and generalized across different databases. There was no consequential effect on the SQI due to abnormal ECG or compression using different s...
Without reconstruction, the SQI can inform which ECG should be analyzed to reduce false alarms due to contamination....
Efficient storage and transmission of electromyogram (EMG) data are important for emerging applications such as telemedicine and big data, as a vital tool for further advancement of the field. However...
With the development of 3D sensors technology, 3D point cloud is widely used in industrial scenes due to their high accuracy, which promotes the development of point cloud compression technology. Lear...
Crop pests and diseases have been the main cause of reduced food production and have seriously affected food security. Therefore, it is very urgent and important to solve the pest problem efficiently ...
We study network pruning which aims to remove redundant channels/kernels and hence speed up the inference of deep networks. Existing pruning methods either train from scratch with sparsity constraints...
While recent machine learning research has revealed connections between deep generative models such as VAEs and rate-distortion losses used in learned compression, most of this work has focused on ima...