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Acides aminés, peptides et protéines
Protéines
Hémoprotéines
Cytochromes
Cytochrome P-450 enzyme system
Famille-26 de cytochromes P450
Famille-26 de cytochromes P450 : Questions médicales fréquentes
Termes MeSH sélectionnés :
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"@type": "Question",
"name": "Comment diagnostiquer une dysfonction des cytochromes P450 26 ?",
"position": 1,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des tests génétiques et des analyses de sang peuvent aider à diagnostiquer les anomalies."
}
},
{
"@type": "Question",
"name": "Quels tests sont utilisés pour évaluer l'activité des CYP26 ?",
"position": 2,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des tests enzymatiques et des dosages de métabolites spécifiques sont utilisés."
}
},
{
"@type": "Question",
"name": "Les symptômes cliniques aident-ils au diagnostic ?",
"position": 3,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des symptômes comme des troubles hormonaux peuvent indiquer une dysfonction."
}
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{
"@type": "Question",
"name": "Peut-on utiliser l'imagerie pour le diagnostic ?",
"position": 4,
"acceptedAnswer": {
"@type": "Answer",
"text": "L'imagerie n'est pas couramment utilisée pour diagnostiquer les CYP26."
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{
"@type": "Question",
"name": "Les antécédents médicaux sont-ils importants ?",
"position": 5,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les antécédents de traitement médicamenteux peuvent influencer le diagnostic."
}
},
{
"@type": "Question",
"name": "Quels sont les symptômes d'une anomalie des CYP26 ?",
"position": 6,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des symptômes incluent des troubles métaboliques et des déséquilibres hormonaux."
}
},
{
"@type": "Question",
"name": "Les anomalies des CYP26 causent-elles des douleurs ?",
"position": 7,
"acceptedAnswer": {
"@type": "Answer",
"text": "Elles peuvent entraîner des douleurs liées à des déséquilibres hormonaux."
}
},
{
"@type": "Question",
"name": "Y a-t-il des symptômes cutanés associés ?",
"position": 8,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des éruptions cutanées peuvent survenir en raison de déséquilibres métaboliques."
}
},
{
"@type": "Question",
"name": "Les troubles de l'humeur sont-ils liés aux CYP26 ?",
"position": 9,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des troubles de l'humeur peuvent être liés à des déséquilibres hormonaux."
}
},
{
"@type": "Question",
"name": "Les anomalies des CYP26 affectent-elles la fertilité ?",
"position": 10,
"acceptedAnswer": {
"@type": "Answer",
"text": "Elles peuvent affecter la fertilité en perturbant les niveaux hormonaux."
}
},
{
"@type": "Question",
"name": "Comment prévenir les dysfonctionnements des CYP26 ?",
"position": 11,
"acceptedAnswer": {
"@type": "Answer",
"text": "Une alimentation saine et un suivi médical régulier peuvent aider à prévenir."
}
},
{
"@type": "Question",
"name": "Les tests génétiques peuvent-ils prévenir des problèmes ?",
"position": 12,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les tests génétiques peuvent identifier les risques avant l'apparition des symptômes."
}
},
{
"@type": "Question",
"name": "L'évitement de certains médicaments est-il conseillé ?",
"position": 13,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, éviter les médicaments connus pour interférer avec les CYP26 peut être bénéfique."
}
},
{
"@type": "Question",
"name": "Le suivi médical régulier est-il important ?",
"position": 14,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, un suivi régulier permet de détecter précocement les anomalies."
}
},
{
"@type": "Question",
"name": "Les habitudes de vie influencent-elles la santé des CYP26 ?",
"position": 15,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des habitudes de vie saines peuvent améliorer la fonction des CYP26."
}
},
{
"@type": "Question",
"name": "Quels traitements sont disponibles pour les dysfonctionnements des CYP26 ?",
"position": 16,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les traitements incluent des thérapies hormonales et des ajustements médicamenteux."
}
},
{
"@type": "Question",
"name": "Les modifications alimentaires aident-elles ?",
"position": 17,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, une alimentation équilibrée peut soutenir le métabolisme hormonal."
}
},
{
"@type": "Question",
"name": "Des médicaments spécifiques sont-ils utilisés ?",
"position": 18,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des médicaments ciblant les déséquilibres hormonaux peuvent être prescrits."
}
},
{
"@type": "Question",
"name": "La thérapie génique est-elle une option ?",
"position": 19,
"acceptedAnswer": {
"@type": "Answer",
"text": "La thérapie génique est encore en recherche pour traiter les anomalies des CYP26."
}
},
{
"@type": "Question",
"name": "Les traitements sont-ils personnalisés ?",
"position": 20,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les traitements sont souvent adaptés en fonction des besoins individuels."
}
},
{
"@type": "Question",
"name": "Quelles complications peuvent survenir avec les anomalies des CYP26 ?",
"position": 21,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des complications incluent des troubles métaboliques graves et des déséquilibres hormonaux."
}
},
{
"@type": "Question",
"name": "Les anomalies des CYP26 peuvent-elles causer des maladies chroniques ?",
"position": 22,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, elles peuvent contribuer à des maladies chroniques comme le diabète."
}
},
{
"@type": "Question",
"name": "Y a-t-il un risque accru de cancer ?",
"position": 23,
"acceptedAnswer": {
"@type": "Answer",
"text": "Certaines anomalies peuvent augmenter le risque de cancers hormonodépendants."
}
},
{
"@type": "Question",
"name": "Les complications affectent-elles la qualité de vie ?",
"position": 24,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les complications peuvent significativement altérer la qualité de vie."
}
},
{
"@type": "Question",
"name": "Les complications sont-elles réversibles ?",
"position": 25,
"acceptedAnswer": {
"@type": "Answer",
"text": "Certaines complications peuvent être gérées, mais d'autres peuvent être irréversibles."
}
},
{
"@type": "Question",
"name": "Quels sont les facteurs de risque pour les anomalies des CYP26 ?",
"position": 26,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les facteurs incluent des antécédents familiaux et l'exposition à certains médicaments."
}
},
{
"@type": "Question",
"name": "L'âge influence-t-il le risque ?",
"position": 27,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, le risque peut augmenter avec l'âge en raison de changements hormonaux."
}
},
{
"@type": "Question",
"name": "Le mode de vie joue-t-il un rôle ?",
"position": 28,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, un mode de vie malsain peut augmenter le risque de dysfonctionnement."
}
},
{
"@type": "Question",
"name": "Les facteurs environnementaux sont-ils importants ?",
"position": 29,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, l'exposition à des toxines environnementales peut affecter les CYP26."
}
},
{
"@type": "Question",
"name": "Les maladies préexistantes augmentent-elles le risque ?",
"position": 30,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, certaines maladies peuvent prédisposer à des anomalies des CYP26."
}
}
]
}
]
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Attention deficit/hyperactivity disorder (ADHD) is a hereditary neurodevelopmental disorder characterized by working memory (WM) deficits. The MnlI variant (rs3746544) of the synaptosomal-associated p...
We performed WM capacity tests using the fourth version of the Wechsler Intelligence Scale for Children (WISC-IV) and regional homogeneity (ReHo) analysis for the resting-state functional magnetic res...
Compared with G-allele carrier group, there were higher ReHo values for the left medial prefrontal cortex (mPFC) and higher WM capacity in TT homozygote group. Contrary to TT homozygote group, the WM ...
These findings suggest that SNAP-25 MnlI variant may underlie cognitive and brain function impairments in boys with ADHD, thus suggesting its potential as a new target for ADHD treatment....
Obsessive-compulsive disorder (OCD) is related to working memory impairment. Since patients with OCD have difficulty controlling their obsessive thoughts, removal of irrelevant information might be im...
Sixteen OCD patients and 20 healthy controls (HCs) were recruited. We compared in prefrontal alpha and beta band activity derived from magnetoencephalography (MEG) between patients with OCD and HCs du...
Prefrontal post-trial beta power change (presumed to occur at high levels during the post-trial period) exhibited significant reductions in patients with OCD compared to HCs. In addition, the post-tri...
These findings suggest that impairment in the removal of information from working memory might be a key mechanism underlying the inability of OCD patients to rid themselves of their obsessions....
Neurocognitive impairment is a transdiagnostic feature across several psychiatric and cardiometabolic conditions. The relationship between inflammatory and lipid metabolism biomarkers and memory perfo...
Peripheral blood biomarkers of inflammation, oxidative stress and lipid metabolism were assessed twice over a 1-year period in 165 individuals, including 30 with schizophrenia (SZ), 42 with bipolar di...
L group was significantly associated with higher levels of tumor necrosis factor-alpha (TNF-α) and lower levels of apolipoprotein A1 (Apo-A1) compared to those from the MH and H groups (p < 0.05; η...
Inflammation and lipid metabolism seem to be associated with memory across T2DM and severe mental illnesses (SMI). A panel of biomarkers may be a useful approach to identify individuals at greater ris...
Attention-deficit/hyperactivity disorder (ADHD) is a highly heritable neurodevelopmental disorder, with onset in childhood and a considerable likelihood to persist into adulthood. Our previous work ha...
A core cognitive attribute of depression is lower specificity in the expression of autobiographical memories. Despite interventions targeting memory specificity in depression, its underlying mechanism...
Undergraduate students with and without symptoms of depression completed the Autobiographical Interview and prose-reading episodic memory tasks to assess both same-day and delayed memory....
Dysphoria and nondysphoria groups performed similarly on the tasks of immediate episodic and autobiographical memory; notably, the dysphoria group did not display evidence of lower specificity at this...
The sample comprised mostly female students; the study should be replicated with more diverse samples....
These findings support the claim that lower memory specificity is not peculiar to autobiographical memory, but rather, reflects impoverished memory more generally. This is an important consideration f...
This study provides evidence that childhood maltreatment experiences are associated with hypersensitivity to social information and reduced high-frequency heart rate variability during a working memor...
This study tested whether cognitive deficit in patients with adult attention deficit hyperactivity disorder (ADHD) is a working memory deficit or cognitive state disorder during the N-back task. Twent...
People vary in their performance on visual working memory tasks, and these individual differences covary with a wide range of higher-level cognitive processes including fluid intelligence. Performance...
Amnestic mild cognitive impairment (aMCI) is associated with damage to the perirhinal/entorhinal cortex, and consequently, deficits in item/object memory. However, cognitive assessments commonly used ...
Every waking second, we make three saccadic eye movements that move our retinal images. Thus, to attain a coherent image of the world we need to remember visuo-spatial information across saccades. But...