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Phénomènes biologiques
Évolution biologique
Isolement reproductif
Isolement reproductif : Questions médicales fréquentes
Termes MeSH sélectionnés :
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"description": "Comment identifier l'isolement reproductif ?\nQuels tests génétiques sont utilisés ?\nL'observation comportementale est-elle suffisante ?\nQuels signes indiquent un isolement ?\nPeut-on utiliser des modèles mathématiques ?",
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"description": "Quels facteurs augmentent le risque d'isolement ?\nLes changements climatiques sont-ils un facteur ?\nL'urbanisation influence-t-elle l'isolement ?\nLes pratiques agricoles affectent-elles l'isolement ?\nLes maladies peuvent-elles être un facteur de risque ?",
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"@type": "Question",
"name": "Comment identifier l'isolement reproductif ?",
"position": 1,
"acceptedAnswer": {
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"text": "L'isolement reproductif se diagnostique par l'observation de comportements de reproduction et de compatibilité génétique."
}
},
{
"@type": "Question",
"name": "Quels tests génétiques sont utilisés ?",
"position": 2,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des tests de compatibilité génétique, comme les analyses d'ADN, peuvent être effectués."
}
},
{
"@type": "Question",
"name": "L'observation comportementale est-elle suffisante ?",
"position": 3,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, l'observation des comportements de cour et de reproduction peut suffire pour le diagnostic."
}
},
{
"@type": "Question",
"name": "Quels signes indiquent un isolement ?",
"position": 4,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des différences dans les rituels de cour ou l'incapacité à produire une descendance viable sont des signes."
}
},
{
"@type": "Question",
"name": "Peut-on utiliser des modèles mathématiques ?",
"position": 5,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des modèles mathématiques peuvent aider à prédire les résultats de l'isolement reproductif."
}
},
{
"@type": "Question",
"name": "Quels symptômes indiquent un isolement reproductif ?",
"position": 6,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les symptômes incluent l'absence de reproduction entre populations et des comportements de cour inappropriés."
}
},
{
"@type": "Question",
"name": "Les hybrides sont-ils un symptôme ?",
"position": 7,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, la présence d'hybrides stériles peut indiquer un isolement reproductif entre espèces."
}
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{
"@type": "Question",
"name": "Comment les comportements de cour changent-ils ?",
"position": 8,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les comportements de cour peuvent devenir moins attractifs ou inappropriés entre espèces isolées."
}
},
{
"@type": "Question",
"name": "Y a-t-il des signes de stress chez les espèces ?",
"position": 9,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, le stress peut se manifester par des comportements anormaux lors des interactions reproductives."
}
},
{
"@type": "Question",
"name": "Les changements environnementaux affectent-ils les symptômes ?",
"position": 10,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les changements environnementaux peuvent exacerber les symptômes d'isolement reproductif."
}
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{
"@type": "Question",
"name": "Comment prévenir l'isolement reproductif ?",
"position": 11,
"acceptedAnswer": {
"@type": "Answer",
"text": "La préservation des habitats et la gestion des populations sont essentielles pour prévenir l'isolement."
}
},
{
"@type": "Question",
"name": "Les corridors écologiques aident-ils ?",
"position": 12,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les corridors écologiques facilitent les échanges entre populations et réduisent l'isolement."
}
},
{
"@type": "Question",
"name": "L'éducation des communautés est-elle importante ?",
"position": 13,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, sensibiliser les communautés à la biodiversité aide à prévenir l'isolement reproductif."
}
},
{
"@type": "Question",
"name": "Les lois de protection des espèces sont-elles efficaces ?",
"position": 14,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des lois strictes peuvent protéger les espèces et réduire les risques d'isolement."
}
},
{
"@type": "Question",
"name": "Comment la recherche contribue-t-elle à la prévention ?",
"position": 15,
"acceptedAnswer": {
"@type": "Answer",
"text": "La recherche aide à comprendre les mécanismes d'isolement et à développer des stratégies de conservation."
}
},
{
"@type": "Question",
"name": "Peut-on traiter l'isolement reproductif ?",
"position": 16,
"acceptedAnswer": {
"@type": "Answer",
"text": "Il n'existe pas de traitement direct, mais des interventions peuvent favoriser la reproduction."
}
},
{
"@type": "Question",
"name": "Comment favoriser la reproduction entre espèces ?",
"position": 17,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des programmes de conservation et de gestion des habitats peuvent aider à favoriser la reproduction."
}
},
{
"@type": "Question",
"name": "Les techniques de reproduction assistée sont-elles utiles ?",
"position": 18,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, la reproduction assistée peut aider à surmonter certains obstacles à la reproduction."
}
},
{
"@type": "Question",
"name": "Les croisements contrôlés sont-ils efficaces ?",
"position": 19,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les croisements contrôlés peuvent être utilisés pour étudier et potentiellement réduire l'isolement."
}
},
{
"@type": "Question",
"name": "Y a-t-il des traitements hormonaux possibles ?",
"position": 20,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des traitements hormonaux peuvent être envisagés pour stimuler la reproduction chez certaines espèces."
}
},
{
"@type": "Question",
"name": "Quelles complications peuvent résulter de l'isolement ?",
"position": 21,
"acceptedAnswer": {
"@type": "Answer",
"text": "L'isolement peut entraîner une perte de diversité génétique et une vulnérabilité accrue aux maladies."
}
},
{
"@type": "Question",
"name": "L'isolement reproductif affecte-t-il la survie des espèces ?",
"position": 22,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, l'isolement peut réduire la capacité d'adaptation des espèces, menaçant leur survie."
}
},
{
"@type": "Question",
"name": "Y a-t-il des impacts sur l'écosystème ?",
"position": 23,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, l'isolement reproductif peut perturber les interactions écologiques et l'équilibre des écosystèmes."
}
},
{
"@type": "Question",
"name": "Les espèces envahissantes aggravent-elles l'isolement ?",
"position": 24,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les espèces envahissantes peuvent exacerber l'isolement en compétition pour les ressources."
}
},
{
"@type": "Question",
"name": "Comment l'isolement influence-t-il l'évolution ?",
"position": 25,
"acceptedAnswer": {
"@type": "Answer",
"text": "L'isolement reproductif peut conduire à la spéciation, influençant ainsi le cours de l'évolution."
}
},
{
"@type": "Question",
"name": "Quels facteurs augmentent le risque d'isolement ?",
"position": 26,
"acceptedAnswer": {
"@type": "Answer",
"text": "La fragmentation des habitats et la perte de biodiversité augmentent le risque d'isolement."
}
},
{
"@type": "Question",
"name": "Les changements climatiques sont-ils un facteur ?",
"position": 27,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les changements climatiques peuvent modifier les habitats et accroître l'isolement reproductif."
}
},
{
"@type": "Question",
"name": "L'urbanisation influence-t-elle l'isolement ?",
"position": 28,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, l'urbanisation peut fragmenter les habitats et limiter les interactions entre populations."
}
},
{
"@type": "Question",
"name": "Les pratiques agricoles affectent-elles l'isolement ?",
"position": 29,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les pratiques agricoles intensives peuvent réduire les habitats et favoriser l'isolement."
}
},
{
"@type": "Question",
"name": "Les maladies peuvent-elles être un facteur de risque ?",
"position": 30,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les épidémies peuvent réduire les populations et augmenter l'isolement reproductif."
}
}
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Children born to parents with severe mental illness are at increased risk of mental and behavioral difficulties during childhood. We aimed to investigate the occurrence of clinically significant behav...
By means of the Danish National Registers, we established a cohort of 522 7-year old children stratified by familial high risk for schizophrenia spectrum disorder (...
Children with familial high risk of schizophrenia spectrum disorder or bipolar disorder have a significantly increased risk (OR = 3.8 and 2.3) of suffering clinically significant behavioral difficulti...
People with serious mental health problems (SMHP) are more likely to be admitted to psychiatric hospital following contact with crisis services. Admissions can have significant personal costs, be trau...
A multi-stage, multi-arm (MAMS) randomised controlled trial (RCT) with four arms conducted over two stages to determine the clinical and cost effectiveness of three psychosocial treatments, compared t...
There is a need for evidence-based interventions to reduce psychiatric admissions, via reduction of suicidality. Our focus on remote delivery of established brief psychosocial interventions, utilisati...
ISRCTN33079589. Registered on June 20, 2022....
In the context of COVID-19, NHS Child and Adolescent Mental Health Services (CAMHS) and other children's mental health services have faced major challenges in providing psychological treatments that (...
We will conduct a two-arm, multi-site, randomised controlled non-inferiority trial to evaluate the clinical and cost-effectiveness of OSI with therapist support compared to CAMHS and other child menta...
If non-inferiority is shown, the research will provide (1) a solution for efficient psychological treatment for child anxiety disorders while social distancing (for the COVID-19 context and future pan...
ISRCTN ISRCTN12890382 . Registered prospectively on 23 October 2020....
Mental health recovery narratives are a first-hand account of an individual's recovery from mental health distress, access to narratives can aid recovery. The NEON Intervention is a web-application pr...
The NEON Intervention is assessed in two trial populations, one for people with experience of psychosis in the last 5 years, and mental health distress in the last six months (NEON Trial) and one for ...
The primary outcome is the mean score of subjective items on the Manchester Short Assessment of Quality-of-Life questionnaire (MANSA) at 52 weeks. Secondary outcomes are scores from the Herth Hope Ind...
This manuscript is the statistical analysis plan (SAP) for the NEON trials. Any post hoc analysis, such as those requested by journal reviewers will be clearly labelled as such in the final trial repo...
Around 10% of school-aged children experience mental health difficulties. Many more are 'vulnerable': experiencing emotional and/or behavioural problems reaching clinical levels, and thus at greatest ...
The "CUES for Schools" study is a multicentre cluster randomised controlled trial in primary schools in south east England. Schools will be randomised to receive the usual school curriculum, or the CU...
The study will show whether CUES for schools is more effective than the usual curriculum in reducing emotional and behavioural problems in vulnerable Year 4 children, and thus reducing the risk of men...
Trial Registration ISRCTN11445338. Registered on September 12, 2022....