questionsmedicales.fr
Actions chimiques et utilisations
Utilisations spécialisées de produits chimiques
Produits chimiques de laboratoire
Sondes moléculaires
Sondes d'acide nucléique
Sondes d'acide nucléique : Questions médicales fréquentes
Termes MeSH sélectionnés :
Diagnostic
5
Diagnostic
Acides nucléiques
Maladies infectieuses
Cancer
Échantillons biologiques
Analyse de sang
Symptômes
5
Biomarqueurs
Surveillance
Prévention
5
Risque
Mesures préventives
Vaccination
Immunogénicité
Infections
Dépistage précoce
Santé publique
Surveillance épidémiologique
Traitements
5
Thérapies ciblées
Personnalisation
Développement de médicaments
Ciblage
Essais cliniques
Biomarqueurs
Complications
5
Complications
Diagnostic erroné
Faux positifs
Faux négatifs
Effets secondaires
Conséquences
Fiabilité
Qualité des échantillons
Facteurs de risque
5
Facteurs de risque
Antécédents familiaux
Environnement
Agents pathogènes
Habitudes de vie
Tabagisme
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"acceptedAnswer": {
"@type": "Answer",
"text": "Elles sont liées à des maladies, qui peuvent avoir des symptômes variés."
}
},
{
"@type": "Question",
"name": "Comment les sondes aident-elles à comprendre les symptômes ?",
"position": 10,
"acceptedAnswer": {
"@type": "Answer",
"text": "Elles aident à identifier les causes génétiques sous-jacentes des symptômes observés."
}
},
{
"@type": "Question",
"name": "Les sondes d'acide nucléique jouent-elles un rôle préventif ?",
"position": 11,
"acceptedAnswer": {
"@type": "Answer",
"text": "Indirectement, en permettant le dépistage précoce de maladies génétiques ou infectieuses."
}
},
{
"@type": "Question",
"name": "Comment les sondes aident-elles à la prévention des maladies ?",
"position": 12,
"acceptedAnswer": {
"@type": "Answer",
"text": "Elles permettent d'identifier les individus à risque et de mettre en place des mesures préventives."
}
},
{
"@type": "Question",
"name": "Peut-on utiliser des sondes pour la vaccination ?",
"position": 13,
"acceptedAnswer": {
"@type": "Answer",
"text": "Elles peuvent aider à développer des vaccins en identifiant des cibles immunogènes."
}
},
{
"@type": "Question",
"name": "Les sondes peuvent-elles détecter des infections précoces ?",
"position": 14,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, elles sont efficaces pour détecter des infections à un stade précoce."
}
},
{
"@type": "Question",
"name": "Les sondes sont-elles utilisées dans les programmes de santé publique ?",
"position": 15,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, elles sont intégrées dans des programmes de dépistage et de surveillance épidémiologique."
}
},
{
"@type": "Question",
"name": "Les sondes d'acide nucléique sont-elles utilisées en traitement ?",
"position": 16,
"acceptedAnswer": {
"@type": "Answer",
"text": "Elles ne sont pas des traitements, mais aident à guider les choix thérapeutiques."
}
},
{
"@type": "Question",
"name": "Comment les sondes influencent-elles le choix du traitement ?",
"position": 17,
"acceptedAnswer": {
"@type": "Answer",
"text": "Elles identifient des cibles spécifiques, permettant des thérapies ciblées adaptées."
}
},
{
"@type": "Question",
"name": "Peut-on développer des traitements basés sur des sondes ?",
"position": 18,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des traitements peuvent être développés pour cibler des séquences spécifiques."
}
},
{
"@type": "Question",
"name": "Les sondes aident-elles à surveiller l'efficacité des traitements ?",
"position": 19,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, elles peuvent être utilisées pour évaluer la réponse au traitement au niveau moléculaire."
}
},
{
"@type": "Question",
"name": "Les sondes sont-elles utilisées dans les essais cliniques ?",
"position": 20,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, elles sont souvent utilisées pour évaluer des biomarqueurs dans les essais cliniques."
}
},
{
"@type": "Question",
"name": "Les sondes d'acide nucléique peuvent-elles causer des complications ?",
"position": 21,
"acceptedAnswer": {
"@type": "Answer",
"text": "Elles sont généralement sûres, mais des erreurs de diagnostic peuvent entraîner des complications."
}
},
{
"@type": "Question",
"name": "Quelles complications peuvent survenir avec des sondes ?",
"position": 22,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des complications peuvent inclure des faux positifs ou négatifs, affectant le traitement."
}
},
{
"@type": "Question",
"name": "Les sondes peuvent-elles entraîner des effets secondaires ?",
"position": 23,
"acceptedAnswer": {
"@type": "Answer",
"text": "Elles n'ont pas d'effets secondaires directs, mais des erreurs peuvent avoir des conséquences."
}
},
{
"@type": "Question",
"name": "Comment minimiser les complications liées aux sondes ?",
"position": 24,
"acceptedAnswer": {
"@type": "Answer",
"text": "En utilisant des protocoles de test rigoureux et en validant les résultats obtenus."
}
},
{
"@type": "Question",
"name": "Les sondes sont-elles fiables pour éviter des complications ?",
"position": 25,
"acceptedAnswer": {
"@type": "Answer",
"text": "Elles sont généralement fiables, mais leur précision dépend de la qualité des échantillons."
}
},
{
"@type": "Question",
"name": "Quels facteurs de risque sont associés à l'utilisation des sondes ?",
"position": 26,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les facteurs incluent des antécédents familiaux de maladies génétiques ou infectieuses."
}
},
{
"@type": "Question",
"name": "Les sondes sont-elles influencées par des facteurs environnementaux ?",
"position": 27,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des facteurs comme l'exposition à des agents pathogènes peuvent influencer les résultats."
}
},
{
"@type": "Question",
"name": "L'âge est-il un facteur de risque pour l'utilisation des sondes ?",
"position": 28,
"acceptedAnswer": {
"@type": "Answer",
"text": "Certaines maladies détectées par sondes sont plus fréquentes chez les personnes âgées."
}
},
{
"@type": "Question",
"name": "Les habitudes de vie influencent-elles les résultats des sondes ?",
"position": 29,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des habitudes comme le tabagisme peuvent affecter la santé et les résultats des tests."
}
},
{
"@type": "Question",
"name": "Les sondes sont-elles affectées par des facteurs génétiques ?",
"position": 30,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des variations génétiques peuvent influencer la sensibilité et la spécificité des sondes."
}
}
]
}
]
}
Expert en Médecine, Optimisation des Parcours de Soins et Révision Médicale
Validation scientifique effectuée le 12/05/2025
Contenu vérifié selon les dernières recommandations médicales
5 publications dans cette catégorie
Affiliations :
College of Chemistry, Chemical Engineering and Materials Science, Key Laboratory of Molecular and Nano Probes, Ministry of Education, Collaborative Innovation Center of Functionalized Probes for Chemical Imaging in Universities of Shandong, Institute of Molecular and Nano Science, Shandong Normal University, Jinan, 250014, P. R. China.
Publications dans "Sondes d'acide nucléique" :
4 publications dans cette catégorie
Affiliations :
College of Chemistry, Chemical Engineering and Material Science, Soochow University, 199 Ren'Ai Road, 215123, Suzhou, China.
Publications dans "Sondes d'acide nucléique" :
4 publications dans cette catégorie
Affiliations :
State Key Laboratory of Radiation Medicine and Protection, School of Radiation Medicine and Protection, Collaborative Innovation Center of Radiation Medicine of Jiangsu Higher Education Institutions, Soochow University, 215123, Suzhou, China.
Publications dans "Sondes d'acide nucléique" :
4 publications dans cette catégorie
Affiliations :
College of Chemistry, Chemical Engineering and Material Science, Soochow University, 199 Ren'Ai Road, 215123, Suzhou, China. ge_jianfeng@hotmail.com.
Publications dans "Sondes d'acide nucléique" :
3 publications dans cette catégorie
Affiliations :
College of Chemistry, Chemical Engineering and Materials Science, Key Laboratory of Molecular and Nano Probes, Ministry of Education, Collaborative Innovation Center of Functionalized Probes for Chemical Imaging in Universities of Shandong, Institute of Molecular and Nano Science, Shandong Normal University, Jinan, 250014, P. R. China.
Publications dans "Sondes d'acide nucléique" :
3 publications dans cette catégorie
Affiliations :
College of Life Sciences, Nankai University Tianjin 300071 P. R. China.
Publications dans "Sondes d'acide nucléique" :
3 publications dans cette catégorie
Affiliations :
Molecular Science and Biomedicine Laboratory (MBL), State Key Laboratory of Chemo/Biosensing and Chemometrics, College of Chemistry and Chemical Engineering, Hunan University, Changsha 410082, China.
Publications dans "Sondes d'acide nucléique" :
3 publications dans cette catégorie
Affiliations :
Molecular Science and Biomedicine Laboratory (MBL), State Key Laboratory of Chemo/Biosensing and Chemometrics, College of Chemistry and Chemical Engineering, Hunan University, Changsha 410082, China.
Publications dans "Sondes d'acide nucléique" :
2 publications dans cette catégorie
Affiliations :
Department of Chemistry. University of Central Florida, 4000 Central Florida Boulevard, Orlando, Fl 32816, USA. Karin.ChumbimuniTorres@ucf.edu.
Publications dans "Sondes d'acide nucléique" :
2 publications dans cette catégorie
Affiliations :
Research Center for Advanced Science and Technology, The University of Tokyo, 4-6-1 Komaba, Meguro-ku, Tokyo, 153-8904, Japan. okamoto@chembio.t.u-tokyo.ac.jp.
Publications dans "Sondes d'acide nucléique" :
2 publications dans cette catégorie
Affiliations :
College of Chemistry, Chemical Engineering and Materials Science, Key Laboratory of Molecular and Nano Probes, Ministry of Education, Collaborative Innovation Center of Functionalized Probes for Chemical Imaging in Universities of Shandong, Institute of Molecular and Nano Science, Shandong Normal University, Jinan, 250014, P. R. China.
Publications dans "Sondes d'acide nucléique" :
2 publications dans cette catégorie
Affiliations :
Department of Physics, Chemistry and Biology, Linköping University; Nucleic Acids Technologies Laboratory (NAT-lab), Linköping University.
Publications dans "Sondes d'acide nucléique" :
2 publications dans cette catégorie
Affiliations :
Department of Physics, Chemistry and Biology, Linköping University; Wallenberg Centre for Molecular Medicine (WCMM); Nucleic Acids Technologies Laboratory (NAT-lab), Linköping University; frank.hernandez@liu.se.
Publications dans "Sondes d'acide nucléique" :
2 publications dans cette catégorie
Affiliations :
GBA Branch of Aerospace Information Research Institute, Chinese Academy of Sciences, Guangzhou 510700, China.
Guangdong Provincial Key Laboratory of Terahertz Quantum Electromagnetics, Guangzhou 510700, China.
Publications dans "Sondes d'acide nucléique" :
2 publications dans cette catégorie
Publications dans "Sondes d'acide nucléique" :
2 publications dans cette catégorie
Publications dans "Sondes d'acide nucléique" :
2 publications dans cette catégorie
Affiliations :
Department of Chemistry, National University of Singapore 4 Science Drive 2 117544 Singapore rzhu@nus.edu.sg.
Publications dans "Sondes d'acide nucléique" :
2 publications dans cette catégorie
Affiliations :
Organic and Biomimetic Chemistry Research Group, Ghent University, Krijgslaan 281 S4, B-9000 Ghent, Belgium. Electronic address: Annemieke.Madder@UGent.be.
Publications dans "Sondes d'acide nucléique" :
2 publications dans cette catégorie
Affiliations :
State Key Laboratory of Radiation Medicine and Protection, School of Radiation Medicine and Protection, Collaborative Innovation Center of Radiation Medicine of Jiangsu Higher Education Institutions, Soochow University, 215123, Suzhou, China.
Publications dans "Sondes d'acide nucléique" :
2 publications dans cette catégorie
Affiliations :
College of Chemistry, Chemical Engineering and Material Science, Soochow University, 199 Ren'Ai Road, 215123, Suzhou, China.
Publications dans "Sondes d'acide nucléique" :
With the advancement of molecular technology, fetal talipes equinovarus (TE) is believed to be not only associated with chromosome aneuploidy, but also related to chromosomal microdeletion and microdu...
This retrospectively study included 131 fetuses with TE identified by ultrasonography. Conventional karyotyping and SNP array analysis were performed for all the subjects. They were divided into isola...
Among the total of 131 fetuses, karyotype analysis found 12(9.2%) abnormal results, while SNP array found 27 (20.6%) cases. Trisomy 18 was detected most frequently among abnormal karyotypes. The detec...
Fetal TE is related to chromosomal microdeletion or microduplication. Prenatal diagnosis is recommended for fetuses with TE, and CMA testing is preferred. CMA can improve the detection rate of chromos...
Differential methylation (DM) is actively recruited in different types of fundamental and translational studies. Currently, microarray- and NGS-based approaches for methylation analysis are the most w...
To investigate the efficacy and outcomes of chromosomal microarray (CMA) in the cytogenomic evaluation of products of conception (POC)....
Over a 42-month period, 323 POC samples were tested by CMA. Results were assessed using variables including phenotype, gestational age, results from orthogonal testing, and follow-up parental analysis...
CMA identified cytogenetic abnormalities in 47.4% of first trimester losses and 10.9% of second and third trimester losses. Chromosomal microarray results specifically from 5 to 7-week losses showed s...
Our findings of specific types of genetic abnormalities and the respective frequencies by gestational age closely align with those of published karyotype studies, supporting the use of routine CMA tes...
Background Chromosomal microarray analysis (CMA) provides an opportunity to understand genetic causes of congenital heart disease (CHD). The methods for describing cardiac phenotypes in patients with ...
Emerging studies suggest that whole genome sequencing provides additional diagnostic yield of genomic variants when compared with chromosomal microarray analysis in the etiologic diagnosis of infants ...
This study aimed to evaluate the accuracy, efficacy, and incremental yield of whole genome sequencing in comparison with chromosomal microarray analysis for routine prenatal diagnosis....
In this prospective study, a total of 185 unselected singleton fetuses with ultrasound-detected structural anomalies were enrolled. In parallel, each sample was subjected to whole genome sequencing an...
Overall, genetic diagnoses using whole genome sequencing were obtained for 28 (15.1%) cases. Whole genome sequencing not only detected all these aneuploidies and copy number variations in the 20 (10.8...
Compared with chromosomal microarray analysis, whole genome sequencing increased the additional detection rate by 5.9% (11/185). Using whole genome sequencing, we detected not only aneuploidies and co...
The current study aimed to compare the characteristics of chromosome abnormalities detected by conventional G-banding karyotyping, chromosome microarray analysis (CMA), or fluorescence in situ hybridi...
From March 2019 to March 2021, 3710 amniocentesis samples were retrospectively collected from women who accepted prenatal diagnosis at 16 to 22 + 6 weeks of pregnancy. The pregnant women underwent kar...
In total, 3710 G-banding karyotype results and CMA results from invasive prenatal diagnosis were collected. Of these, 201 (5.41%) fetuses with an abnormal karyotype were observed. The CMA analysis sho...
Conventional G-banding karyotyping and CMA have their own advantages and limitations. A combination of karyotype analysis and CMA can increase the detection rate of chromosome abnormalities and make u...
Chromosomal microarray analysis (CMA) is considered a first-tier test for patients with developmental disabilities and congenital anomalies and is also routinely applied in prenatal diagnosis. The cur...
Autism spectrum disorder (ASD) is characterized by high heritability estimates and recurrence rates; its genetic underpinnings are very heterogeneous and include variable combinations of common and ra...
The aim of this study was to evaluate both diagnostic yield and clinical impact of aCGH in 329 ASD patients of Italian descent....
Pathogenic/likely pathogenic CNVs were identified in 50/329 (15.2%) patients, whereas 89/329 (27.1%) carry variants of uncertain significance. The 10 most enriched gene sets identified by Gene Ontolog...
This study confirms the satisfactory diagnostic yield of aCGH, underscoring its potential for better, more in-depth care of children with autism when genetic results are analyzed also with a focus on ...
Azoospermia consists of a significant proportion of infertility aetiology in males. Although known genetic abnormalities may explain roughly the third of infertility cases, the exact aetiology is stil...
This study was performed to assess the optimal resolution for prenatal testing by array comparative genomic hybridization (aCGH), aiming to balance between maximum diagnostic yield and minimal detecti...
This was a prospective study using data of 2,336 fetuses that underwent invasive prenatal diagnosis, and the samples were analyzed by aCGH. In total, six different aCGH platforms were studied; four di...
The diagnostic yield of copy number variants increased with increasing level of analysis. The detection rates of clinically significant chromosomal abnormalities were almost the same across our target...
It appears that the targeted array platform with 0.5 Mb backbone resolution and 0.05 Mb on targeted gene-rich regions is optimal for routine chromosomal microarray analysis use in prenatal diagnosis. ...