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"@type": "Question",
"name": "Comment diagnostiquer une carence en substances humiques ?",
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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."
}
}
]
}
]
}
Historically, the detection of prostate cancer relied upon a systematic yet random sampling of the prostate by transrectal ultrasound guided biopsy. This approach was a nontargeted technique that led ...
Mucinous adenocarcinoma of the urethra is extremely rare, even more so in a setting of postradiation therapy, with only 3 cases reported up to date including the first case published by our group in 2...
It is a known fact that the role of microRNAs (miRNA) has a very important place in cancer development and progression. miRNAs target a significant part of pathways as well as genes. This study aimed ...
Peripheral blood mononuclear cells (PBMCs) and tissue samples were collected from prostate cancer (PCa) (n: 20) and benign prostatic hyperplasia (BPH) (n: 20) patients. Total RNA isolation was perform...
In tissue samples, 37 different expressed miRNAs were identified in PCa patients compared to BPH patients. In PBMCs samples, 27 different expressed miRNAs were identified in PCa patients compared to b...
Our results suggested that determined common hsa-miR-494-3p, hsa-miR-3128, hsa-miR-8084 and their target HIF1A, AVRP1A, NHS, INSL4 may play a crucial role in therapeutic and early diagnostic strategie...
Although it is thought that prostatitis or benign prostatic hyperplasia (BPH) is related to prostate cancer (PCa), the underlying causal effects of these diseases are unclear....
We assessed the causal relationship between prostatitis or BPH and PCa using a two-sample Mendelian randomization (MR) approach. The data utilized in this study were sourced from genome-wide associati...
MR analysis showed that BPH had a significant causal effect on PCa (Odds Ratio = 1.209, 95% Confidence Interval: 0.098-0.281, P = 5.079 × 10...
This MR study supports that BPH has a positive causal effect on PCa, while genetically predicted prostatitis has no causal effect on PCa. Nonetheless, further studies should explore the underlying bio...
In recent decades, there has been an increasing role for magnetic resonance imaging (MRI) in the detection of clinically significant prostate cancer (csPC). The purpose of this review is to provide an...
In diagnosing clinically significant prostate cancer pre-biopsy, advances include our understanding of MRI-targeted biopsy, the role of biparametric MRI (non-contrast) and changing indications, for ex...
The utility of MRI in detecting csPC has been demonstrated in many clinical scenarios, initially from simply diagnosing csPC pre-biopsy, now to screening, active surveillance, clinical staging, and de...
For metastatic hormone naïve prostate cancer patients, androgen deprivation therapy (ADT) with escalation therapy including docetaxel and/or androgen targeting drugs is the standard therapy. However, ...
Prostate biopsies from 92 patients with metastatic hormone naïve PC (PSA > 80 ng/mL or clinical metastases) were immunohistochemically evaluated for PSA and Ki67. Gene expression analysis was performe...
The immunohistochemical score for PSA was the strongest prognostic factor for progression-free and overall survival after ADT. Consequently, the ratio between Ki67 and PSA displayed a stronger prognos...
PSA and Ki67 immunoreactive scores are prognostic in the metastatic hormone-sensitive setting, with PSA being superior. The combination of Ki67 and PSA did not give additional prognostic value. The re...
Combined magnetic resonance imaging (MRI) and positron emission tomography/computed tomography (PET/CT) may enhance diagnosis, aid surgical planning and intra-operative orientation for prostate biopsy...
To investigate the value of serum free prostate-specific antigen density (fPSAD) in the diagnosis of prostate cancer (PCa)....
The data of 558 patients who underwent transrectal ultrasound-guided prostate biopsy were retrospectively analyzed. According to the pathological results, the patients were divided into a PCa group an...
tPSA, PSAD, (f/t)/PSAD, and fPSAD had high accuracy in predicting PCa with AUC values of 0.820, 0.900, 0.846, and 0.867. fPSAD showed lower diagnostic sensitivity but significantly higher specificity ...
With the optimal cutoff value of 0.062, fPSAD has a higher diagnostic value for PCa than tPSA, f/tPSA, (f/t)/PSAD, and PSAD, and can well predict the risk of PCa, significantly improve the clinical di...
The challenges in pathology and in structuring of data are increasing. Although considerable amounts of data are generated during the pathological diagnostic process, these data are often not availabl...
The aim of the work was the development of a digital system for the direct and high-quality acquisition of structured pathology data using the example of biopsy-based diagnostics of prostate carcinoma...
A solution was created in cooperation with the pathology laboratory information system (LIS) provider imassense GmbH (Berlin, Germany), whose LIS 'Informationssystem der digitalen Pathologie' (IS-P) i...
Over a period of about 1.5 years, a system that is capable of structured reporting according to local, national (S3 guidelines, German Cancer Society) and international (International Collaboration on...
To investigate the clinical implications of magnetic resonance imaging (MRI) negative prostate cancer (PCa) in a cohort of men undergoing transperineal prostate biopsy....
We included all men without prior diagnosis of PCa undergoing transperineal template saturation ± fusion-guided targeted biopsy of the prostate between November 2014 and March 2018. Before biopsy, all...
From 515 patients undergoing prostate biopsy, 171 (33.2%) patients had a negative and 344 (66.8%) a positive MRI. Pathology review stratified for MRI negative and positive cases revealed nsPCa in 27 (...
Only few men with MRI negative PCa need active cancer treatment at the time of diagnosis, while the majority opts for AS. Omitting prostate biopsies and performing a follow-up MRI may be a safe altern...