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"@type": "Question",
"name": "Comment diagnostiquer une carence en substances humiques ?",
"position": 1,
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"text": "Le diagnostic repose sur l'analyse des sols et des échantillons d'eau pour évaluer leur teneur en humiques."
}
},
{
"@type": "Question",
"name": "Quels tests sont utilisés pour mesurer les substances humiques ?",
"position": 2,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des tests chimiques et spectroscopiques, comme la spectroscopie UV-Vis, sont couramment utilisés."
}
},
{
"@type": "Question",
"name": "Les substances humiques peuvent-elles être mesurées dans le sang ?",
"position": 3,
"acceptedAnswer": {
"@type": "Answer",
"text": "Non, elles sont principalement présentes dans le sol et l'eau, pas dans le sang humain."
}
},
{
"@type": "Question",
"name": "Quels indicateurs de santé des sols sont liés aux substances humiques ?",
"position": 4,
"acceptedAnswer": {
"@type": "Answer",
"text": "La biodiversité microbienne et la capacité de rétention d'eau sont des indicateurs clés."
}
},
{
"@type": "Question",
"name": "Comment évaluer l'impact des substances humiques sur la santé des plantes ?",
"position": 5,
"acceptedAnswer": {
"@type": "Answer",
"text": "On évalue la croissance des plantes et leur résistance aux maladies en fonction de leur teneur en humiques."
}
},
{
"@type": "Question",
"name": "Quels symptômes indiquent un manque de substances humiques dans le sol ?",
"position": 6,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des symptômes incluent une croissance réduite des plantes et une mauvaise rétention d'eau."
}
},
{
"@type": "Question",
"name": "Les substances humiques affectent-elles la qualité de l'eau ?",
"position": 7,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, elles améliorent la qualité de l'eau en réduisant la toxicité et en favorisant la filtration."
}
},
{
"@type": "Question",
"name": "Comment les substances humiques influencent-elles la santé des sols ?",
"position": 8,
"acceptedAnswer": {
"@type": "Answer",
"text": "Elles améliorent la structure du sol, augmentent la fertilité et favorisent la biodiversité."
}
},
{
"@type": "Question",
"name": "Quels effets les substances humiques ont-elles sur les cultures ?",
"position": 9,
"acceptedAnswer": {
"@type": "Answer",
"text": "Elles augmentent le rendement des cultures et améliorent leur résistance aux stress environnementaux."
}
},
{
"@type": "Question",
"name": "Les substances humiques peuvent-elles causer des symptômes chez l'homme ?",
"position": 10,
"acceptedAnswer": {
"@type": "Answer",
"text": "Non, elles ne sont pas toxiques pour l'homme et n'entraînent pas de symptômes directs."
}
},
{
"@type": "Question",
"name": "Comment prévenir la dégradation des substances humiques dans le sol ?",
"position": 11,
"acceptedAnswer": {
"@type": "Answer",
"text": "Pratiquer une agriculture durable et éviter l'érosion du sol aide à préserver les humiques."
}
},
{
"@type": "Question",
"name": "Quelles pratiques agricoles favorisent les substances humiques ?",
"position": 12,
"acceptedAnswer": {
"@type": "Answer",
"text": "La rotation des cultures et l'utilisation de cultures de couverture favorisent leur accumulation."
}
},
{
"@type": "Question",
"name": "Comment la gestion de l'eau influence-t-elle les substances humiques ?",
"position": 13,
"acceptedAnswer": {
"@type": "Answer",
"text": "Une gestion adéquate de l'eau prévient le lessivage des humiques et maintient leur concentration."
}
},
{
"@type": "Question",
"name": "Les substances humiques peuvent-elles être protégées par des pratiques de conservation ?",
"position": 14,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, les pratiques de conservation comme le paillage aident à maintenir leur niveau dans le sol."
}
},
{
"@type": "Question",
"name": "Quel rôle joue la biodiversité dans la préservation des substances humiques ?",
"position": 15,
"acceptedAnswer": {
"@type": "Answer",
"text": "Une biodiversité riche favorise la décomposition et la formation de substances humiques dans le sol."
}
},
{
"@type": "Question",
"name": "Comment améliorer la teneur en substances humiques du sol ?",
"position": 16,
"acceptedAnswer": {
"@type": "Answer",
"text": "L'ajout de compost, de fumier ou d'amendements organiques enrichit le sol en humiques."
}
},
{
"@type": "Question",
"name": "Quels produits contiennent des substances humiques ?",
"position": 17,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des extraits de tourbe, de lignite et des produits à base de compost en contiennent."
}
},
{
"@type": "Question",
"name": "Les substances humiques peuvent-elles être utilisées en agriculture ?",
"position": 18,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, elles sont utilisées comme amendements pour améliorer la fertilité et la structure du sol."
}
},
{
"@type": "Question",
"name": "Comment les substances humiques aident-elles à traiter les sols pollués ?",
"position": 19,
"acceptedAnswer": {
"@type": "Answer",
"text": "Elles peuvent immobiliser les contaminants et améliorer la dégradation des polluants."
}
},
{
"@type": "Question",
"name": "Les substances humiques sont-elles utilisées en médecine ?",
"position": 20,
"acceptedAnswer": {
"@type": "Answer",
"text": "Elles sont explorées pour leurs propriétés antioxydantes et anti-inflammatoires, mais pas encore validées."
}
},
{
"@type": "Question",
"name": "Quelles complications peuvent survenir avec une carence en substances humiques ?",
"position": 21,
"acceptedAnswer": {
"@type": "Answer",
"text": "Une carence peut entraîner une baisse de la fertilité du sol et des rendements agricoles."
}
},
{
"@type": "Question",
"name": "Les substances humiques peuvent-elles interagir avec des polluants ?",
"position": 22,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, elles peuvent se lier à des polluants, réduisant leur biodisponibilité et leur toxicité."
}
},
{
"@type": "Question",
"name": "Comment une mauvaise gestion des substances humiques affecte-t-elle l'environnement ?",
"position": 23,
"acceptedAnswer": {
"@type": "Answer",
"text": "Elle peut entraîner une dégradation des sols, une perte de biodiversité et une pollution de l'eau."
}
},
{
"@type": "Question",
"name": "Les substances humiques peuvent-elles causer des problèmes de santé ?",
"position": 24,
"acceptedAnswer": {
"@type": "Answer",
"text": "Non, elles ne sont pas considérées comme nocives pour la santé humaine lorsqu'elles sont utilisées correctement."
}
},
{
"@type": "Question",
"name": "Quels effets les substances humiques ont-elles sur les écosystèmes aquatiques ?",
"position": 25,
"acceptedAnswer": {
"@type": "Answer",
"text": "Elles peuvent améliorer la qualité de l'eau et soutenir la vie aquatique en réduisant la toxicité."
}
},
{
"@type": "Question",
"name": "Quels facteurs augmentent la dégradation des substances humiques ?",
"position": 26,
"acceptedAnswer": {
"@type": "Answer",
"text": "L'érosion, la surexploitation des sols et l'utilisation excessive de produits chimiques sont des facteurs clés."
}
},
{
"@type": "Question",
"name": "Comment le changement climatique affecte-t-il les substances humiques ?",
"position": 27,
"acceptedAnswer": {
"@type": "Answer",
"text": "Le changement climatique peut modifier la décomposition de la matière organique, affectant les humiques."
}
},
{
"@type": "Question",
"name": "Quels types de sols sont plus susceptibles de perdre des substances humiques ?",
"position": 28,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les sols sableux et ceux soumis à une forte érosion sont plus susceptibles de perdre des humiques."
}
},
{
"@type": "Question",
"name": "L'utilisation de pesticides influence-t-elle les substances humiques ?",
"position": 29,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, l'utilisation excessive de pesticides peut nuire à la biodiversité et réduire les humiques."
}
},
{
"@type": "Question",
"name": "Quels impacts des pratiques agricoles intensives sur les substances humiques ?",
"position": 30,
"acceptedAnswer": {
"@type": "Answer",
"text": "Elles entraînent une dégradation du sol et une diminution des substances humiques, affectant la fertilité."
}
}
]
}
]
}
The paradigm of focal therapy's role in metastatic patients is being challenged by evolving attitudes and emerging data. At the current time, specifically regarding prostate cancer, does the evidence ...
We searched the literature via PubMed, MEDLINE, and Embase for studies from 2014 to the present addressing focal therapy with non-palliative intent in metastatic prostate cancer patients, emphasizing ...
Current evidence is strongest, and in our opinion practice-changing, for prostate-directed RT in de novo metastatic patients with low metastatic burden. Metastasis-directed therapy with SBRT is consis...
Using prostate-specific antigen (PSA) for prostate cancer (PCa) screening led to overinvestigation and overdiagnosis of indolent PCa. We aimed to investigate the value of prostate health index (PHI) a...
Metastatic prostate cancer (mPCa) patients complicated with bladder outlet obstruction (BOO) are often referred to a urologist. Androgen deprivation therapy (ADT) combined with indwelling catheter usu...
Although prostate-specific membrane antigen (PSMA) PET/CT has been shown valuable for staging biopsy-proven [B(+)] high-risk prostate cancer, elderly patients are occasionally referred for PSMA PET/CT...
Prostate MRI is now established as a first-line investigation for individuals presenting with suspected localized or locally advanced prostate cancer. Successful delivery of the MRI-directed pathway f...
Prostate cancer has a long disease history and a wide variety and uncertainty in individual patients' clinical progress. In recent years, we have seen a revolutionary advance in both prostate cancer p...
There is a clinical need to identify patients with an elevated PSA who would benefit from prostate biopsy due to the presence of clinically significant prostate cancer (CSCaP). We have previously repo...
To further develop and adapt the MiCheck® Prostate test so it can be performed using a standard clinical chemistry analyzer and characterize its performance using the MiCheck-01 clinical trial sample ...
About 358 patient samples from the MiCheck-01 US clinical trial were used for the development of the MiCheck® Prostate test. These consisted of 46 controls, 137 non-CaP, 62 non-CSCaP, and 113 CSCaP....
Serum analyte concentrations for cellular growth factors were determined using custom-made Luminex-based R&D Systems multi-analyte kits. Analytes that can also be measured using standard chemistry ana...
Logistic regression modeling with Monte Carlo cross-validation was used to identify Human Epidydimal Protein 4 (HE4) as an analyte able to significantly improve the algorithm specificity at 95% sensit...
The MiCheck® logistic regression model was developed and consisted of PSA, %free PSA, DRE, and HE4. The model differentiated clinically significant cancer from no cancer or not-clinically significant ...
The MiCheck® Prostate test identifies clinically significant prostate cancer with high sensitivity and negative predictive value (NPV). It can be performed in a clinical laboratory using a Roche Cobas...
Prostate health index (PHI) and, more recently, Proclarix have been proposed as serum biomarkers for prostate cancer (PCa). In this study, we aimed to evaluate Proclarix and PHI for predicting clinica...
Proclarix and PHI were measured using samples of 344 men from two different centers. All patients underwent prostate biopsy, and among those, 188 men with PCa on biopsy had an additional radical prost...
The cohort median age and PSA were 65 (interquartile range [IQR]: 60-71) and 5.6 (IQR: 4.3-7.2) ng/ml, respectively. CsPCa was diagnosed in 161 (47%) men based on the RP specimen. ROC analysis showed ...
Results of this study show that both Proclarix and PHI accurately detect the presence of csPCa. The model combining Proclarix and PHI revealed the synergistic effect and improved the diagnostic perfor...
Transperineal (TP) multiparametric magnetic resonance imaging (mpMRI)-targeted biopsy (TBx) has been shown to detect more clinically significant (cs) prostate cancer (PCa) than standard template biops...
We identified all men who with suspicious lesions on mpMRI and underwent TP TBx (3-core) and concomitant SBx (20-core) in our single hospital from September 2019 to February 2021. Clinical, MRI and bi...
Three hundred and one (n = 301) men were included. The median prostate volume by MRI was 45 ml. The patients were divided by prostate volume into three groups: ≤30ml group (19.9%), >30 to ≤45 ml group...
Our data suggest that performing TBx with limited additional cores may potentially achieve the same csPCa detection rate as the combined SBx and TBx in smaller prostates....
We sought to determine whether two soluble forms with different size of mtDNA are linked to prostatic inflammation, and whether they discriminate prostate cancer (PCa) from inflammatory prostatic cond...
Histopathologically diagnosed prostatitis, PCa and benign prostatic hyperplasia patients (n = 93) were enrolled in this study and they were categorized as with and without prostate inflammation. Quant...
The urine mtDNA-79 and mtDNA-230 were significantly increased in patients with prostate inflammation compared with those in without inflammation. Here, 79-bp fragment of apoptotic origin was significa...
Our results demonstrate that shorter cf-mtDNA fragment size in particular, increase in the presence of prostate inflammation in post-prostatic massage urine but both fragments could never improve seru...