disease control

疾病控制
  • 文章类型: Journal Article
    背景和目的:哮喘和慢性阻塞性肺疾病(COPD)的治疗不足可能会对其进展产生负面影响。吸入疗法是这些病症的药物疗法的基石。然而,低依从性等挑战,消极态度,关于吸入药物的误解仍然存在,阻碍有效的疾病管理。本研究旨在评估依从性,确定哮喘和COPD的疾病控制水平,探索伏伊伏丁那省阻塞性肺疾病患者和普通人群对吸入治疗的潜在误解,并评估研究中使用的新开发问卷的可靠性。材料和方法:这项横断面研究利用了一系列包含社会人口统计数据的问卷,哮喘控制测试(ACT),COPD评估测试(CAT),以及两份新颖的问卷-一份用于评估依从性,另一份用于分析对吸入治疗的态度。采用SPSS软件进行统计分析,版本25.0。结果:哮喘患者的ACT平均得分为17.31,而COPD患者的CAT问卷平均得分为19.09。新开发的依从性评估问卷的综合得分为2.27,显示出低于建议的可靠性系数(α=0.468)。样本亚组之间在对吸入治疗的态度和误解方面出现了显着的统计差异。该问卷的可靠性系数被认为是令人满意的(α=0.767)。结论:在研究人群的两个亚组中,依从率明显欠佳。哮喘患者的疾病控制水平较高,与COPD患者和健康人群相比,他们对吸入治疗的误解较少。
    Background and Objectives: Inadequate treatment of asthma and chronic obstructive pulmonary disease (COPD) might have a negative impact on their progression. Inhalation therapy is the cornerstone of pharmacotherapy for these conditions. However, challenges such as low adherence, negative attitudes, and misconceptions about inhaled medications still persist, impeding effective disease management. This study aimed to evaluate adherence, ascertain the level of disease control in asthma and COPD, explore potential misconceptions surrounding inhalation therapy among patients with obstructive lung diseases and the general population in Vojvodina, and evaluate the reliability of newly developed questionnaires employed in the study. Materials and Methods: This cross-sectional study utilized a battery of questionnaires encompassing sociodemographic data, the Asthma Control Test (ACT), the COPD Assessment Test (CAT), along with two novel questionnaires-one for assessing adherence and another for analyzing attitudes toward inhalation therapy. Statistical analyses were conducted using SPSS software, version 25.0. Results: The average ACT score among patients with asthma was 17.31, while it was 19.09 for the CAT questionnaire among COPD patients. The composite score on the newly developed adherence assessment questionnaire was 2.27, exhibiting a reliability coefficient lower than recommended (α = 0.468). Significant statistical differences emerged among sample subgroups regarding attitudes and misconceptions toward inhalation therapy. The reliability coefficient for this questionnaire was deemed satisfactory (α = 0.767). Conclusions: Adherence rates were notably suboptimal in both subgroups of the studied population. The disease control levels were higher among asthma patients, while they exhibited less prevalent misconceptions regarding inhalation therapy compared to COPD patients and the healthy population.
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  • 文章类型: Journal Article
    牛结核病(bTB)是地方性疾病,对埃塞俄比亚和其他中低收入国家(LMICs)的畜牧业产生重大影响。随着国家对奶牛场集约化的重视,以促进牛奶产量和刺激经济增长,bTB的发病率预计会上升。然而,埃塞俄比亚,像其他LMICs一样,由于传统测试和剔除(TC)方法的经济和社会不可行性,因此缺乏全面的国家bTB控制策略。为制定这样的战略提供信息,我们评估了TC和测试隔离(TSg)策略对埃塞俄比亚奶牛场bTB控制的有效性和可行性.在农场A使用TC方法[N=62;比较宫颈测试(CCT)>4mm,起始患病率11.3%],而TSg在农场B实施(N=45;CCT>4毫米,患病率22.2%),测试间隔为2-4个月。两种策略都将bTB患病率降低至0%,需要在农场A在18个月内进行七轮TC,和五轮TSG超过12个月在农场B的负畜群。结果表明,在以后的回合中采用更敏感的阈值[CCT>0mm或单宫颈测试(SCT)>2mm]对于识别和管理先前未被发现的感染至关重要。强调优化诊断阈值的关键需求。成本分析表明,TC大约是TSG的两倍,主要是由于测试,劳动,和TC中的奶牛损失,与TSG的新设施建设和额外劳动力相比。这突显了在资源有限的环境中bTB管理的经济和后勤挑战。一起来看,我们的研究强调迫切需要探索替代方法,包括TSg和/或疫苗接种,以减轻群体内传播,并在TC不可行的地区实施bTB控制.
    Bovine tuberculosis (bTB) is endemic and has a substantial impact on the livestock sector in Ethiopia and other low and middle-income countries (LMICs). With a national emphasis on dairy farm intensification to boost milk production and spur economic growth, the incidence of bTB is anticipated to rise. However, Ethiopia, like other LMICs, lacks a comprehensive national bTB control strategy due to the economic and social infeasibility of traditional test-and-cull (TC) approaches. To inform the development of such a strategy, we evaluated the effectiveness and feasibility of TC and test-and-segregation (TSg) strategies for bTB control on Ethiopian dairy farms. A TC approach was used at Farm A [N = 62; comparative cervical test (CCT) > 4 mm, starting prevalence 11.3%] while TSg was implemented at Farm B (N = 45; CCT > 4 mm, prevalence 22.2%), with testing intervals of 2-4 months. Both strategies achieved a reduction in bTB prevalence to 0%, requiring seven rounds of TC over 18 months at Farm A, and five rounds of TSg over 12 months at Farm B\'s negative herd. The results show that adopting more sensitive thresholds [CCT > 0 mm or single cervical test (SCT) > 2 mm] during later rounds was pivotal in identifying and managing previously undetected infections, emphasizing the critical need for optimized diagnostic thresholds. Cost analysis revealed that TC was approximately twice as expensive as TSg, primarily due to testing, labor, and cow losses in TC, versus construction of new facilities and additional labor for TSg. This underscores the economic and logistical challenges of bTB management in resource-limited settings. Taken together, our study highlights an urgent need for the exploration of alternative approaches including TSg and or vaccination to mitigate within herd transmission and enable implementation of bTB control in regions where TC is not feasible.
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  • 文章类型: Journal Article
    卵菌门含有经济上重要的动植物病原体,包括寄生腐殖质,鱼病腐殖质病的病原体。由于密集的鱼类养殖和禁止最有效的控制措施,腐殖质病已重新成为水产养殖业的主要挑战。卵菌细胞被富含多糖的细胞壁基质包围,除了对细胞生长至关重要之外,还可以作为保护性的“盔甲”。\"因此,负责细胞壁合成的酶为疾病控制提供了潜在的靶标。卵菌细胞壁生物合成酶被预测为质膜蛋白。为了鉴定这些蛋白质,我们将定量(iTRAQ)基于质谱的蛋白质组学方法应用于寄生链球菌菌丝细胞的质膜,提供卵菌物种的第一个完整的质膜蛋白质组。重要的是鉴定富含洗涤剂抗性微域(DRMs)的65种蛋白质。计算机分析表明,DRM富集蛋白主要参与分子转运和β-1,3-葡聚糖合成,可能导致发病机制。此外,这些微域中糖基转移酶活性的生化表征进一步支持了它们在β-1,3-葡聚糖合成中的作用。总之,在这项研究中获得的知识为制定针对寄生链球菌的特定质膜蛋白的疾病控制措施提供了基础。重要意义这项研究的意义在于其对抗腐乳质的潜力,一种有害的鱼类疾病,由于集约化的鱼类养殖和监管限制,这种情况已经恢复。通过靶向寄生虫中负责细胞壁合成的酶,这项研究揭示了疾病控制的潜在途径.特别值得注意的是鉴定了几种富含膜微域的蛋白质,提供对可能参与发病机制的分子机制的见解。了解这些蛋白质的作用为制定有针对性的疾病控制措施提供了基础。总的来说,这项研究为保护水产养殖业免受腐殖质病带来的挑战提供了希望。
    The phylum Oomycota contains economically important pathogens of animals and plants, including Saprolegnia parasitica, the causal agent of the fish disease saprolegniasis. Due to intense fish farming and banning of the most effective control measures, saprolegniasis has re-emerged as a major challenge for the aquaculture industry. Oomycete cells are surrounded by a polysaccharide-rich cell wall matrix that, in addition to being essential for cell growth, also functions as a protective \"armor.\" Consequently, the enzymes responsible for cell wall synthesis provide potential targets for disease control. Oomycete cell wall biosynthetic enzymes are predicted to be plasma membrane proteins. To identify these proteins, we applied a quantitative (iTRAQ) mass spectrometry-based proteomics approach to the plasma membrane of the hyphal cells of S. parasitica, providing the first complete plasma membrane proteome of an oomycete species. Of significance is the identification of 65 proteins enriched in detergent-resistant microdomains (DRMs). In silico analysis showed that DRM-enriched proteins are mainly involved in molecular transport and β-1,3-glucan synthesis, potentially contributing to pathogenesis. Moreover, biochemical characterization of the glycosyltransferase activity in these microdomains further supported their role in β-1,3-glucan synthesis. Altogether, the knowledge gained in this study provides a basis for developing disease control measures targeting specific plasma membrane proteins in S. parasitica.IMPORTANCEThe significance of this research lies in its potential to combat saprolegniasis, a detrimental fish disease, which has resurged due to intensive fish farming and regulatory restrictions. By targeting enzymes responsible for cell wall synthesis in Saprolegnia parasitica, this study uncovers potential avenues for disease control. Particularly noteworthy is the identification of several proteins enriched in membrane microdomains, offering insights into molecular mechanisms potentially involved in pathogenesis. Understanding the role of these proteins provides a foundation for developing targeted disease control measures. Overall, this research holds promise for safeguarding the aquaculture industry against the challenges posed by saprolegniasis.
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  • 文章类型: Journal Article
    目的:在基线特征定义的银屑病关节炎(PsA)患者亚组中,通过2年的guselkumab在关键疾病识别领域和患者报告结局(PRO)评估严格的疾病控制模式。
    方法:这项对DISCOVER-2(Clinicaltrials.govNCT03158285)的事后分析评估了生物性未治疗的PsA患者(≥5个肿胀/≥5个压痛关节,C反应蛋白[CRP]≥0.6mg/dL)每4周(Q4W)随机分配给guselkumab;第0周和第4周,然后是Q8W;或在第24周与guselkumabQ4W交叉的安慰剂。美国风湿病学会的成就提高了50/70%(ACR50/70),研究者的全球评估(IGA)0,指炎/附着点炎的分辨率,慢性疾病治疗的功能评估(FACIT)-疲劳反应(≥4点改善),HAQ-残疾指数(HAQ-DI)反应(≥0.35点改善),PsA疾病活动评分(PASDAS)低疾病活动(LDA),在第24、52和100周,在按性别和基线药物使用定义的亚组中评估了最小疾病活动(MDA),身体质量指数,PsA持续时间,肿胀/触痛关节,CRP,和牛皮癣的严重程度/程度。缺失分类应答数据的患者被认为是无应答者。
    结果:442/493(90%)guselkumab随机分组的患者在第100周完成治疗。在足够大小的患者亚组中,guselkumab与安慰剂的显着多结构域功效。在患者亚组的关键PsA域和PRO中观察到持续改善的模式:65%-85%的guselkumab随机分组患者有附着点炎/指炎消退,50%-70%的皮肤完全清除,60%-80%报告了功能/疲劳的有意义的改善,达到40%-65%的PASDASLDA,在第100周时实现了35%-50%的MDA。
    结论:接受guselkumab的活性PsA患者在关键PsA领域和PRO的疾病控制方面表现出持久的严格终点,无论基线特征如何。关键点•在高度活跃的银屑病关节炎(PsA)的生物初治患者中,无论基线人口统计学和疾病特征如何,guselkumab在第24周的严格疾病终点和患者报告结局(PRO)间的疗效均一致.•在guselkumab随机的PsA患者亚组中,关节疾病活动的重大改善,完全清除蒙皮,dactyitis/enthetisresolution,临床上有意义的PRO改善,和低的整体疾病活动的成就保持到第100周。•使用guselkumab观察到疾病控制的持久严格终点成就,无论基线患者或疾病特征。
    OBJECTIVE: Evaluate patterns of stringent disease control with 2 years of guselkumab across key disease-identified domains and patient-reported outcomes (PROs) in subgroups of patients with psoriatic arthritis (PsA) defined by baseline characteristics.
    METHODS: This post hoc analysis of DISCOVER-2 (Clinicaltrials.gov NCT03158285) evaluated biologic-naïve PsA patients (≥ 5 swollen/ ≥ 5 tender joints, C-reactive protein [CRP] ≥ 0.6 mg/dL) randomized to guselkumab every 4 weeks (Q4W); guselkumab at Weeks 0 and 4, then Q8W; or placebo with crossover to guselkumab Q4W at Week 24. Achievement of American College of Rheumatology 50/70% improvement (ACR50/70), Investigator\'s Global Assessment (IGA) 0, dactylitis/enthesitis resolution, Functional Assessment of Chronic Illness Therapy (FACIT)-Fatigue response (≥ 4-point improvement), HAQ-Disability Index (HAQ-DI) response (≥ 0.35-point improvement), PsA Disease Activity Score (PASDAS) low disease activity (LDA), and minimal disease activity (MDA) was assessed at Weeks 24, 52, and 100 in subgroups defined by sex and baseline medication use, body mass index, PsA duration, swollen/tender joints, CRP, and psoriasis severity/extent. Patients with missing categorical response data were considered nonresponders.
    RESULTS: 442/493 (90%) guselkumab-randomized patients completed treatment through Week 100. Significant multi-domain efficacy of guselkumab versus placebo was shown across adequately sized patient subgroups. A pattern of continuous improvement was observed across key PsA domains and PROs within patient subgroups: 65%-85% of guselkumab-randomized patients had enthesitis/dactylitis resolution, 50%-70% achieved complete skin clearance, 60%-80% reported meaningful improvements in function/fatigue, 40%-65% achieved PASDAS LDA, and 35%-50% achieved MDA at Week 100.
    CONCLUSIONS: Patients with active PsA receiving guselkumab demonstrated durable achievement of stringent endpoints associated with disease control across key PsA domains and PROs, regardless of baseline characteristics. Key Points • Among biologic-naïve patients with highly active psoriatic arthritis (PsA), efficacy of guselkumab across stringent disease endpoints and patient-reported outcomes (PROs) at Week 24 was consistent regardless of baseline demographics and disease characteristics. • Within guselkumab-randomized PsA patient subgroups, major improvements in joint disease activity, complete skin clearance, dactylitis/enthesitis resolution, clinically meaningful improvements in PROs, and achievement of low overall disease activity were maintained through Week 100. • Durable stringent endpoint achievement indicating disease control was observed with guselkumab, regardless of baseline patient or disease characteristics.
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  • 文章类型: Journal Article
    本文的目的是讨论人道主义非政府组织向灾后地区转移政策的重要性,以及灾难发生后立即提供流动初级卫生保健(PHC)服务的有效性。这项研究还重点分析了地震后的前3个月,并评估了弱势群体在灾后应急响应创建和系统干预中的获取和需求的变化。在地震等需要紧急响应的灾难中,在快速反应和经验分享方面,各国现有非政府组织(如MdM)能力的重要性已经显现。在野外工作期间,据观察,MdM移动医疗单位(MMU)团队在跟踪PHC需求方面发挥了关键作用,作为流行病的预警系统,在情商影响地区预防传染病。在这方面,使用比较分析方法检查妊娠早期诊断的变化。这项研究在客观评估方面采用了横截面混合方法。定量需求评估的结果得到了定性数据的补充。在这里,数据收集分为两个阶段:第一,主要数据是通过MMU的现场活动收集的,第二次实地评估是与自地震发生以来一直在MMU团队工作的卫生专业人员进行的。
    The purpose of this article is to discuss the importance of policy transfer by humanitarian NGOs to post-disaster regions and the effectiveness of mobile Primary Health Care (PHC) services immediately after disasters. This study also focused on analysing the first 3 months aftermath of the earthquake and assessed the changes in the access and needs of vulnerable groups in emergency response creation and systematic interventions after disasters. In disasters that require urgent response such as earthquakes, the importance of the existing NGOs (Such as MdM) capacity in the countries has emerged in terms of rapid response and experience sharing. During the field work, it is observed that MdM Mobile Medical Units (MMU) teams had played a key role in terms of tracking PHC needs, functioning as early warning system for epidemics, and prevention of communicable diseases in the EQ effected areas. In this aspect, the changes in diagnoses in the first trimester is examined using the comparative analysis methods. This study used a cross-sectional mixed-method approach in terms of objective evaluation. The results from a quantitative needs assessment were complemented by qualitative data. Herein, the data were collected in two stages: First, primary data was collected through the field activities of MMU, and second field-based assessments was conducted with health professionals who have been working in the MMU teams since the first moments of the earthquake.
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  • 文章类型: Journal Article
    菌核病是世界范围内最具破坏性的真菌疾病之一,因为它降低了许多经济上重要的作物的产量。病原体分泌的效应子在感染过程中起着至关重要的作用。然而,Shiraiana的关键影响因素,主要负责桑树菌核病的病原体(桑属物种。),仍然知之甚少。在这项研究中,我们鉴定并功能表征了Shiraiana中的效应子Cs02526,发现Cs02526可以诱导多种植物的细胞死亡。此外,Cs02526诱导的细胞死亡是由中枢免疫调节因子胆碱酯酶不敏感1相关受体激酶1(BAK1)介导的,依赖于67个氨基酸的片段。值得注意的是,Cs02526同源物广泛分布于半营养和坏死植物病原真菌中,但是同源物未能诱导植物细胞死亡。用重组Cs02526蛋白对植物进行预处理增强了对木薯和菌核病的抗性。此外,在用合成的dsRNA-Cs02526喷洒植物时,Shiraiana的致病性降低。总之,我们的研究结果强调了诱导细胞死亡的效应子Cs02526是未来植物病害生物防治策略的潜在靶点.
    Sclerotinia disease is one of the most devastating fungal diseases worldwide, as it reduces the yields of many economically important crops. Pathogen-secreted effectors play crucial roles in infection processes. However, key effectors of Ciboria shiraiana, the pathogen primarily responsible for sclerotinia disease in mulberry (Morus spp.), remain poorly understood. In this study, we identified and functionally characterized the effector Cs02526 in C. shiraiana and found that Cs02526 could induce cell deathin a variety of plants. Moreover, Cs02526-induced cell death was mediated by the central immune regulator BRASSINOSTEROID INSENSITIVE 1-associated receptor kinase 1 (BAK1), dependent on a 67-amino acid fragment. Notably, Cs02526 homologues were widely distributed in hemibiotrophic and necrotrophic phytopathogenic fungi, but the homologues failed to induce cell death in plants. Pre-treatment of plants with recombinant Cs02526 protein enhanced resistance against both C. shiraiana and Sclerotinia sclerotiorum. Furthermore, the pathogenicity of C. shiraiana was diminished upon spraying plants with synthetic dsRNA-Cs02526. In conclusion, our findings highlight the cell death-inducing effector Cs02526 as a potential target for future biological control strategies against plant diseases.
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  • 文章类型: Journal Article
    作为信号分子,一氧化氮(NO)调节不同生物体的发育和应激反应。NO的主要生物活性是蛋白质S-亚硝基化,其在真菌中的功能仍不清楚。这里,它在稻瘟病真菌稻瘟病菌中发现,脱亚硝基化过程对于感染过程中的功能性附着层形成至关重要。NO过度积累引起的硝化应激对真菌感染有害。而S-亚硝基谷胱甘肽还原酶GSNOR介导的脱亚硝基化可在附睾形成过程中消除过量的NO毒性以促进感染。通过indoTMT开关标记蛋白质组学技术,鉴定了483种蛋白质中的741S-亚硝基化位点。关键吸食蛋白,如MgB1、MagB、Sps1、Cdc42和隔膜,被GSNOR通过脱亚硝基活化。去除上述蛋白质的S-亚硝基化位点对于适当的蛋白质结构和表观功能至关重要。因此,GSNOR介导的脱亚硝基化是附着层形成的重要调节因子。还表明,NO供体打破NO稳态,没有清除剂,以及GSNOR的化学抑制剂,是控制真菌病的有效方法。
    As a signaling molecule, nitric oxide (NO) regulates the development and stress response in different organisms. The major biological activity of NO is protein S-nitrosylation, whose function in fungi remains largely unclear. Here, it is found in the rice blast fungus Magnaporthe oryzae, de-nitrosylation process is essential for functional appressorium formation during infection. Nitrosative stress caused by excessive accumulation of NO is harmful for fungal infection. While the S-nitrosoglutathione reductase GSNOR-mediated de-nitrosylation removes excess NO toxicity during appressorium formation to promote infection. Through an indoTMT switch labeling proteomics technique, 741 S-nitrosylation sites in 483 proteins are identified. Key appressorial proteins, such as Mgb1, MagB, Sps1, Cdc42, and septins, are activated by GSNOR through de-nitrosylation. Removing S-nitrosylation sites of above proteins is essential for proper protein structure and appressorial function. Therefore, GSNOR-mediated de-nitrosylation is an essential regulator for appressorium formation. It is also shown that breaking NO homeostasis by NO donors, NO scavengers, as well as chemical inhibitor of GSNOR, shall be effective methods for fungal disease control.
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  • 文章类型: Journal Article
    目的:确定不受控制的慢性鼻-鼻窦炎(CRS)的生物标志物对于指导治疗决策非常重要。据报道,嗜酸性粒细胞增多与CRS的疾病控制不良有关,粘液嗜酸性粒细胞衍生的神经毒素(EDN)可能是嗜酸性粒细胞强烈激活的生物标志物。本研究旨在评估粘液EDN水平之间的关系,疾病严重程度,和CRS控制的程度。
    方法:前瞻性纳入150例成人CRS患者和25例健康对照。收集鼻粘液和组织标本以分析EDN水平。通过Lund-Mackay评分和22项鼻鼻部结果测试(SNOT-22)评分评估疾病严重程度。前一个月有5次CRS症状严重(鼻塞,鼻漏/鼻后滴注,面部疼痛/压力,气味,睡眠障碍或疲劳),在过去的六个月中使用了救援药物,并在鼻内窥镜检查中获得病变粘膜的存在。与欧洲关于鼻-鼻窦炎和鼻息肉2020CRS控制标准的立场文件一致,不受控制的CRS被定义为满足至少三个项目。
    结果:40%的CRS患者出现不受控制的状态。未控制的CRS患者的鼻粘液EDN水平显着升高(P=0.010)。血嗜酸性粒细胞百分比(P=0.015),SNOT-22评分(P<0.001),Lund-Mackay评分(P=0.008),与控制CRS的患者相比,CRS的嗜酸性粒细胞优势表型更高(P<0.001)。此外,黏液EDN水平与血嗜酸性粒细胞呈正相关(r=0.541,P=0.005),SNOT-22评分(r=0.460,P=0.021),Lund-Mackay评分(r=0.387,P=0.039)。在调整患者人口统计学和合并症后,粘液EDN水平是多变量分析中与不受控制的CRS相关的重要参数(比值比=1.323;P=0.004)。
    结论:粘液EDN水平可能是鉴定CRS对照状态的潜在生物标志物。
    OBJECTIVE: Identifying the biomarkers for uncontrolled chronic rhinosinusitis (CRS) is important for directing treatment decisions. Eosinophilia has been reported to be involved in the poor disease control of CRS and mucus eosinophil-derived neurotoxin (EDN) is potentially a biomarker of intense eosinophil activation. This study aimed to assess the relationship between mucus EDN levels, disease severity, and degree of CRS control.
    METHODS: A total of 150 adult patients with CRS and 25 healthy controls were prospectively enrolled. The nasal mucus and tissue specimens were collected to analyze EDN levels. Disease severity was assessed by Lund-Mackay score and 22-item Sino-Nasal Outcome Test (SNOT-22) score. Five CRS symptom severities during the prior month (nasal blockage, rhinorrhoea/postnasal drip, facial pain/pressure, smell, sleep disturbance or fatigue), use of rescue medications in the last six months, and the presence of diseased mucosa on nasal endoscopy were obtained. Consistent with the European Position Paper on Rhinosinusitis and Nasal Polyps 2020 CRS control criteria, uncontrolled CRS was defined as meeting at least three items.
    RESULTS: 40% of patients with CRS presented with uncontrolled status. Patients with uncontrolled CRS had significantly higher nasal mucus EDN levels (P = 0.010), percentage of blood eosinophil (P = 0.015), SNOT-22 score (P < 0.001), Lund-Mackay score (P = 0.008), and a more eosinophilic dominant phenotype of CRS (P < 0.001) than patients with controlled CRS. Furthermore, mucus EDN levels were positively correlated with blood eosinophils (r = 0.541, P = 0.005), SNOT-22 score (r = 0.460, P = 0.021), and Lund-Mackay score (r = 0.387, P = 0.039). Mucus EDN levels were the significant parameter related to uncontrolled CRS in multivariable analysis after adjusting for patient demographics and comorbidities (odds ratio = 1.323; P = 0.004).
    CONCLUSIONS: Mucus EDN levels may be a potential biomarker for identifying the CRS control status.
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  • 文章类型: Journal Article
    木炭腐烂病(CRD),由植物病原真菌引起,是对以色列和全球棉花生产的重大威胁。病原体分泌毒素和降解酶,破坏水和营养吸收,在成长的后期导致死亡。虽然多年来测试了许多控制策略以减少CRD影响,实现这一目标仍然是一项重大挑战。目前的研究旨在建立,改进,加深我们对生物制剂和化学农药相结合的新方法的理解。这种干预依赖于减少杀真菌剂,同时提供稳定性和生态友好的生物保护性木霉属物种的开端。研究设计包括生长室中的豆芽和接受相同处理的商业田间植物。在受控环境下,将生物基涂层处理与其相应的化学涂层合作伙伴进行比较,在大多数测量结果相似.52天,这些做法获得了高达38%和45%以上的根和芽的重量和高达78%减少的病原体根部感染(通过实时PCR跟踪),与未感染的对照植物相比。然而,在苗体重评估中(播种后第29天),仅用生物种子包衣的处理优于(p<0.05)所有其他基于生物的处理和所有基于Aoxstrobin的灌溉处理。相比之下,在化学种子包衣组中观察到不利影响,特别是在地上植物部分,这可归因于添加了Azoxrobin灌溉。在田野里,生物治疗与化学干预具有相同的影响,提高棉花产量(高达17%),改善健康状况(高达27%)并减少根中的M.phaseolinaDNA(高达37%)。当考虑每种方法中的所有治疗方法时,与仅使用化学干预措施相比,生物化学综合管理对植物健康有显著益处.特定的综合治疗已显示出减少CRD症状的潜力,例如在播种过程中应用生物涂层和撒上唑菌酯。基于高分辨率可见信道(RGB)的航空遥感,绿-红植被指数(GRVI),热成像支持上述发现,并证明了其对研究CRD控制管理的价值。这项研究验证了生物和化学干预相结合的潜力,以保护棉花作物免受CRD。
    Charcoal rot disease (CRD), caused by the phytopathogenic fungus Macrophomina phaseolina, is a significant threat to cotton production in Israel and worldwide. The pathogen secretes toxins and degrading enzymes that disrupt the water and nutrient uptake, leading to death at the late stages of growth. While many control strategies were tested over the years to reduce CRD impact, reaching that goal remains a significant challenge. The current study aimed to establish, improve, and deepen our understanding of a new approach combining biological agents and chemical pesticides. Such intervention relies on reducing fungicides while providing stability and a head start to eco-friendly bio-protective Trichoderma species. The research design included sprouts in a growth room and commercial field plants receiving the same treatments. Under a controlled environment, comparing the bio-based coating treatments with their corresponding chemical coating partners resulted in similar outcomes in most measures. At 52 days, these practices gained up to 38% and 45% higher root and shoot weight and up to 78% decreased pathogen root infection (tracked by Real-Time PCR), compared to non-infected control plants. Yet, in the shoot weight assessment (day 29 post-sowing), the treatment with only biological seed coating outperformed (p < 0.05) all other biological-based treatments and all Azoxystrobin-based irrigation treatments. In contrast, adverse effects are observed in the chemical seed coating group, particularly in above ground plant parts, which are attributable to the addition of Azoxystrobin irrigation. In the field, the biological treatments had the same impact as the chemical intervention, increasing the cotton plants\' yield (up to 17%), improving the health (up to 27%) and reducing M. phaseolina DNA in the roots (up to 37%). When considering all treatments within each approach, a significant benefit to plant health was observed with the bio-chemo integrated management compared to using only chemical interventions. Specific integrated treatments have shown potential in reducing CRD symptoms, such as applying bio-coating and sprinkling Azoxystrobin during sowing. Aerial remote sensing based on high-resolution visible-channel (RGB), green-red vegetation index (GRVI), and thermal imaging supported the above findings and proved its value for studying CRD control management. This research validates the combined biological and chemical intervention potential to shield cotton crops from CRD.
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  • 文章类型: Journal Article
    背景:副结核病具有相当大的流行病学和经济影响,由鸟分枝杆菌副结核亚种(MAP)引起,重视旨在防止MAP传播的控制工作。在这种情况下,意大利于2013年发布了奶牛MAP控制和状态认证的国家指南。
    方法:我们对位于意大利北部的14个奶牛场的意大利MAP控制计划的长期结果进行了回顾性评估,临床病例的存在,血清学阳性动物的MAP粪便脱落,农场管理和健康排名作为2014年至2021年的畜群健康指标。
    结果:在2014年至2016年期间,观察到血清学阳性动物的数量明显高于2017年至2021年,并且14个农场中有9个农场的副结核病健康排名呈改善趋势。无临床病例报告。在9.4%的血清学阳性动物中检测到MAP脱落。推测在采用标准化血清学测试的辅助下丢弃初乳并优先剔除血清阳性动物在MAP控制中具有关键作用。尽管一些农民不愿解决卫生问题并改善小牛与成年动物的分离。
    结论:本研究中包含的农场数量少,而且这些农场不是随机选择的,这可能会限制研究结果的普遍性。
    结论:意大利副结核病控制计划提供了措施,通过促进被证明为阴性或低风险的农场之间的动物交易,限制了MAP感染在牛群内部和之间的不受控制的传播。
    The considerable epidemiological and economic implications of paratuberculosis, caused by Mycobacterium avium subspecies paratuberculosis (MAP), have placed importance on control efforts aimed at preventing MAP transmission. In this context, Italy issued national guidelines for the control and status certification of MAP in dairy cattle in 2013.
    We assessed the long-term outcomes of the Italian MAP control programme for 14 dairy farms located in northern Italy by retrospectively reviewing the results of yearly serological tests, presence of clinical cases, MAP faecal shedding in serologically positive animals, farm management and health ranking as indicators of herd health between 2014 and 2021.
    A significantly higher number of serologically positive animals were observed between 2014 and 2016 than between 2017 and 2021, as well as an improving trend in the paratuberculosis health ranking for nine of the 14 farms. No clinical cases were reported. MAP shedding was detected in 9.4% of serologically positive animals. Discarding colostrum and prioritised culling of seropositive animals assisted by adoption of standardised serological testing were presumed to have a key role in MAP control, despite the reluctance of some farmers to address hygienic issues and improve the separation of calves from adult animals.
    The small number of farms included in this study and the fact that these were not randomly selected may limit the generalisability of the findings.
    The Italian paratuberculosis control plan has provided measures to limit the uncontrolled spread of MAP infection within and between herds by promoting animal trading between farms certified as negative or low risk.
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