Drug treatment

药物治疗
  • 文章类型: Journal Article
    该研究的主要目的是评估心理困扰,并确定在药物治疗不成功一年后不孕夫妇的心理困扰中的任何性别差异。
    一项描述性横断面研究。
    这项研究是在海岸角大都会的四家生育诊所进行的。
    通过简单随机抽样招募了120名受访者(71名女性和49名男性)。
    使用SPSS(v。25).心理困扰评分以平均值±SD表示,并使用单向方差分析进行分析,其次是Bonferroni的事后测试。使用相对风险来测量暴露与结果之间的关联。
    主要结果指标是抑郁水平,焦虑,以及药物治疗失败后不孕夫妇的压力。
    焦虑是受访者所经历的主要心理困扰(60.8%),其次是抑郁(43.3%)和压力(37.5%)。一般来说,女性受访者的心理困扰评分随年龄增长而增加,但男性受访者随年龄增长而减少.不孕的持续时间仅显着影响焦虑(p=0.01),而不影响抑郁(p=0.51)和压力(p=0.06)水平。约31.7%的受访者表示经历了极其严重的焦虑。男性受访者报告的抑郁症状程度高于女性(46.9vs.40.8%)。
    不孕症的药物治疗不成功与加纳不育夫妇的不同程度的心理困扰有关,会受到年龄的影响,不孕的持续时间和性别。
    没有声明。
    UNASSIGNED: The main objective of the study was to assess psychological distress and to identify any gender specific differences in the psychological distress among infertile couples after one year of unsuccessful pharmacotherapy.
    UNASSIGNED: A descriptive cross-sectional study.
    UNASSIGNED: The study was conducted in four fertility clinics in the Cape Coast Metropolis.
    UNASSIGNED: One hundred and twenty respondents (71 women and 49 men) were recruited by simple random sampling.
    UNASSIGNED: Statistical analysis was done using SPSS (v. 25). Psychological distress scores were presented as Mean±SD and were analysed using One-way ANOVA, followed by Bonferroni\'s post hoc test. Associations between exposures and outcomes were measured using relative risk.
    UNASSIGNED: The main outcome measure was the level of depression, anxiety, and stress among infertile couples after unsuccessful pharmacotherapy.
    UNASSIGNED: Anxiety was the predominant psychological distress experienced by respondents (60.8%), followed by depression (43.3%) and stress (37.5%). Generally, psychological distress scores increased with age among female respondents but decreased with age for male respondents. The duration of infertility only significantly affected anxiety (p=0.01) but not depression (p=0.51) and stress (p=0.06) levels. Approximately 31.7% of respondents reported experiencing extremely severe anxiety. Male respondents reported higher degree of depressive symptoms than females (46.9 vs. 40.8%).
    UNASSIGNED: Unsuccessful pharmacotherapy of infertility is associated with varied degrees of psychological distress among Ghanaian infertile couples, which can be affected by age, duration of infertility and gender.
    UNASSIGNED: None declared.
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  • 文章类型: Journal Article
    背景:药物使用治疗中的保留对治疗成功至关重要。虽然已知方案因素会影响保留,对药物或酒精治疗计划中的非自愿排放的作用知之甚少。因此,我们试图确定由于持续药物使用导致的非自愿出院的患病率和相关因素.
    方法:数据来自两项社区招募的前瞻性队列研究,这些研究涉及温哥华吸毒人群,加拿大。使用广义估计方程(GEE)分析来确定与由于持续使用药物而导致的治疗计划的非自愿出院相关的变量。
    结果:在2017年6月至2020年3月期间,本研究纳入了1487名接受物质使用治疗并完成至少一次研究访谈的参与者。在整个研究过程中,有41名(2.8%)参与者报告了由于持续使用药物而导致的治疗计划的非自愿出院。在基线时报告了23例,在研究随访期间报告了另外18例。在多变量GEE分析中,非自愿出院与无家可归呈正相关(调整后的赔率比[AOR]=3.22,95%置信区间[95%CI]:1.59-6.52),每日注射药物使用(AOR=1.87,95%CI1.06-3.32)和近期用药过量(AOR=2.50,95%CI1.38-4.53),与年龄呈负相关(AOR=0.93,95%CI0.90-0.96)。在子分析中,参与者最常从住院治疗中心出院(52.2%),复苏屋(28.3%)和排毒计划(10.9%),以及使用海洛因(45.5%)和/或结晶甲基苯丙胺(36.4%)。
    结论:虽然非自愿出院相对罕见,那些因使用活性物质而出院的人拥有几个风险标记,包括高强度注射药物的使用,无家可归,以及最近的非致命性用药过量.我们的发现强调了在治疗计划中需要增加灵活性,以解决那些在治疗期间重新开始或继续使用物质的人。
    BACKGROUND: Retention in substance use treatment is essential to treatment success. While programmatic factors are known to influence retention, less is known about the role of involuntary discharges from drug or alcohol treatment programs. Therefore, we sought to identify the prevalence of and factors associated with involuntary discharge due to ongoing substance use.
    METHODS: Data were derived from two community-recruited prospective cohort studies of people who use drugs in Vancouver, Canada. Generalized estimating equation (GEE) analyses were used to identify variables associated with involuntary discharge from treatment programs due to ongoing substance use.
    RESULTS: Between June 2017 and March 2020, 1487 participants who accessed substance use treatment and completed at least one study interview were included in this study. Involuntary discharge from a treatment program due to ongoing substance use was reported by 41 (2.8%) participants throughout the study, with 23 instances reported at baseline and another 18 reported during study follow-up. In a multivariable GEE analysis, involuntary discharge was positively associated with homelessness (Adjusted Odds Ratio [AOR] = 3.22, 95% Confidence Interval [95% CI]: 1.59-6.52), daily injection drug use (AOR = 1.87, 95% CI 1.06-3.32) and recent overdose (AOR = 2.50, 95% CI 1.38-4.53), and negatively associated with age (AOR = 0.93, 95% CI 0.90-0.96). In sub-analyses, participants have most commonly been discharged from in-patient treatment centres (52.2%), recovery houses (28.3%) and detox programs (10.9%), and for using heroin (45.5%) and/or crystal methamphetamine (36.4%).
    CONCLUSIONS: While involuntary discharge was a relatively rare occurrence, those who were discharged due to active substance use possessed several markers of risk, including high-intensity injection drug use, homelessness, and recent non-fatal overdose. Our findings highlight the need for increased flexibility within treatment programs to account for those who re-initiate or continue to use substances during treatment.
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  • 文章类型: Case Reports
    背景:打嗝是COVID-19感染的罕见并发症之一。有几篇发表的报道称,在急性COVID-19期间会出现持续的打嗝。然而,关于COVID-19急性发作后持续打嗝的报道很少。因此,大多数临床医生可能不知道这种罕见的表现.该病例突出了在急性COVID-19后期间表现出的持续性打嗝的非典型表现,临床医生需要注意。该病例增加了有关严重急性呼吸系统综合症冠状病毒2型(SARSCoV-2)感染相关症状和体征的知识。
    方法:一名27岁的男性黑人赞比亚患者因持续打嗝被送往我院急诊科,在COVID-19首次急性发作后35天。这与呼吸困难有关。没有其他症状。他没有肺部病史,胃肠,神经系统疾病或恶性肿瘤。他没有喝酒或抽烟。他从未使用过任何娱乐性药物。他被聘为首都一个主要的COVID中心的监测和评估官。在检查中,病人很焦虑。血压为141/82,脉搏率为每分钟95次,呼吸频率为每分钟26次呼吸,温度为36.8C,室内空气的氧饱和度为97%。全身检查正常。胸部X线和腹部超声检查正常。一种快速的COVID-19抗原检测,第二天进行的COVID-19聚合酶链反应(PCR)检测均为阴性。所有其他血液和生化检查,包括D-二聚体和C反应蛋白(CRP),也是正常的。诊断为急性后COVID-19相关的打嗝。患者对氯丙嗪25mg每8小时的治疗反应良好。第四剂氯丙嗪后,打嗝完全消失。
    结论:这是少数已发表的与COVID-19相关的持续性打嗝病例之一,发生在初次陈述后一个多月。大多数已发表的病例报告打嗝发生在急性COVID-19期间。因此,急性COVID-19后期间发生的打嗝可能与COVID-19无关。该病例强调了在持续性打嗝的鉴别诊断中需要考虑急性后COVID-19。
    BACKGROUND: Hiccups are among the rare complications of COVID-19 infections. There are several published reports of persistent hiccups presenting during the acute COVID-19 period. However, there are very few published reports of persistent hiccups occurring in the post-acute COVID-19 period. Consequently, most clinicians may not be aware of this rare presentation. This case highlights an atypical presentation of persistent hiccups that manifested during the post-acute COVID -19 period that clinicians need to be aware of. The caseadds to the ever increasing body of knowledge about symptoms and signs associated with Severe Acute Respiratory Syndrome Corona Virus type 2 (SARS CoV-2) infection.
    METHODS: A 27 year old male black Zambian patient presented to the emergency department of our hospital with persistent hiccup, 35 days after the initial acute episode of COVID-19. This was associated with breathlessness. There were no other symptoms. He had no history of pulmonary, gastrointestinal, neurological disease or malignancy. He did not take any alcohol or smoke. He had never used any recreational drugs. He was employed as a monitoring and evaluation officer at one of the main COVID centres in the capital. On examination, the patient was anxious. Blood pressure was 141/82, pulse rate was 95 beats per minute, respiratory rate was 26 breaths per minute, temperature was 36.8C and oxygen saturation was 97% on room air. Systemic examination was normal. Chest X-ray and abdominal ultrasonography were normal. A rapid COVID-19 antigen test, and COVID-19 Polymerase Chain Reaction (PCR) test that were done the following day were negative. All other haematological and biochemical tests, including D-dimer and C-reactive protein (CRP), were also normal. A diagnosis of post-acute COVID-19 associated hiccups was made. The patient responded well to treatment with chlorpromazine 25 mg 8 hourly. The hiccups disappeared completely after the fourth dose of chlorpromazine.
    CONCLUSIONS: This is one of the few published cases of COVID-19 associated persistent hiccups, occurring more than a month after the initial presentation. Most of the published cases report hiccups occurring in the acute COVID-19 period. Consequently, hiccups occurring in the post-acute COVID-19 period may not be attributable to COVID-19. This case has highlighted the need to consider post-acute COVID-19 in the differential diagnosis of persistent hiccup.
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  • 文章类型: Journal Article
    青少年重症肌无力(MG)是一种罕见的自身免疫性神经肌肉疾病,经常用抗胆碱酯酶治疗,皮质类固醇,和免疫抑制剂.然而,最佳治疗持续时间仍不清楚。本研究探讨了青少年MG的临床特点和治疗方法。包括用药时间。所有药物的给药期限,免疫抑制剂,和泼尼松龙剂量大于0.35mg/kg/日,我们从医疗记录中回顾性提取.19名参与者(8名男孩,11名女孩)年龄8个月至14岁(中位数,发病2.5年)。14例(73.7%)患有眼部MG,5例(26.3%)患有全身性MG。18例进行了药物治疗;然而,7例患者未完成治疗。在完成药物治疗的患者中,治疗持续时间为11至100个月(中位数,47个月)。在连续使用泼尼松龙或免疫抑制剂治疗的六名患者中,治疗持续时间为33至99个月(中位数,56个月)。没有报告需要住院治疗的严重不良反应。使用泼尼松龙或免疫抑制剂治疗的患者需要至少33个月的治疗。这些结果将有助于开发青少年MG治疗方案。
    Juvenile myasthenia gravis (MG) is a rare autoimmune neuromuscular disease, often treated with anticholinesterases, corticosteroids, and immunosuppressants. However, optimal treatment durations remain unclear. This study investigated the clinical characteristics and treatment of juvenile MG, including medication duration. The administration period for all drugs, immunosuppressants, and prednisolone at doses greater than 0.35 mg/kg daily was extracted retrospectively from medical records. Nineteen participants (8 boys, 11 girls) aged 8 months to 14 years (median, 2.5 years) at onset were identified. Fourteen patients (73.7%) had ocular MG and five (26.3%) had generalized MG. Drug treatment was conducted in 18 cases; however, 7 patients did not complete the treatment. Among the patients who completed drug treatment, the duration of treatment ranged from 11 to 100 months (median, 47 months). In the six patients treated with continuous administration of prednisolone or immunosuppressants, the treatment duration ranged from 33 to 99 months (median, 56 months). No severe adverse effects requiring hospitalization were reported. The patients treated with prednisolone or immunosuppressants required at least 33 months of treatment. These results will help develop protocols for juvenile MG treatment.
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  • 文章类型: Journal Article
    二级心血管预防中药物方案依从性欠佳的问题是改善患者预后的重要障碍。为了解决这个问题,药物组合的利用,特别是单一药丸组合(SPCs)和息肉,提出了简化治疗方案的策略。这种方法旨在提高治疗的可及性,负担能力,和坚持,从而降低医疗成本并改善患者健康。该文件是关于简化二级心血管预防药物方案的科学声明。它讨论了尽管可用的治疗方法未充分利用,有效,和可访问的选项,强调不同社会经济状况和国家在二级预防方面存在巨大差距。该声明探讨了实施循证治疗的障碍,包括病人,医疗保健提供者,和系统相关的挑战。本文还回顾了国际准则,SPCs和息肉在临床实践中的作用,以及它们的经济影响,提倡将其用于二级预防,以改善患者的预后和依从性。
    The issue of suboptimal drug regimen adherence in secondary cardiovascular prevention presents a significant barrier to improving patient outcomes. To address this, the utilization of drug combinations, specifically single pill combinations (SPCs) and polypills, was proposed as a strategy to simplify treatment regimens. This approach aims to enhance treatment accessibility, affordability, and adherence, thereby reducing healthcare costs and improving patient health. The document is an Associazione Nazionale Medici Cardiologi Ospedalieri (ANMCO) scientific statement on simplifying drug regimens for secondary cardiovascular prevention. It discusses the underuse of treatments despite available, effective, and accessible options, highlighting a significant gap in secondary prevention across different socio-economic statuses and countries. The statement explores barriers to implementing evidence-based treatments, including patient, healthcare provider, and system-related challenges. The paper also reviews international guidelines, the role of SPCs and polypills in clinical practice, and their economic impact, advocating for their use in secondary prevention to improve patient outcomes and adherence.
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  • 文章类型: Journal Article
    背景:在曼尼普尔邦注射药物的人群中,丙型肝炎病毒(HCV)感染的患病率,印度,是43%;然而,获得护理的机会很差。我们试行了社区主导的全面肝炎护理模式,其中包括在药物治疗中心进行当日HCV治疗。
    方法:通过社区同伴PWID收集的静脉穿刺样本进行筛查,使用HCV抗体(HCVAb)快速筛查和乙型肝炎病毒(HBV)表面抗原(HBsAg)快速诊断测试。使用Truelab®Quattro上的近护理点Truenat®HCV测试反应性HCVAb样品的HCVRNA。合格的HCVRNA阳性参与者在同一天使用直接作用抗病毒药物进行治疗,并随访持续病毒学应答(SVR)。HBsAg阴性的参与者接受快速HBV疫苗接种方案,而HBsAg阳性的参与者进行DNA测试并转介治疗。
    结果:在2021年11月至2022年8月之间,共接触了643名个体,其中503人同意并进行了筛选。所有筛查者均为有注射用药史的男性,年龄中位数为27岁(IQR23-32)。在241(47.9%)的HCVAb反应性中,所有都进行了RNA测试,并且156(64.7%)可检测到RNA。在那些患有病毒血症的人中,155(99.4%)在同一天开始治疗153(98.1%),2(1.2%)HBsAg阳性,等待HBVDNA结果。在这153人中,从HCVAb筛查到治疗的中位时间为6h38分钟(IQR5h42分钟-8h23分钟)。在总共155(100%)完成HCV治疗,其中148人(95.5%)完成SVR测试,130人(87.8%)达到SVR12。27(5%)的参与者是HBsAg阳性,3例(11.1%)也患有HCV病毒血症;443例(97.6%)符合疫苗接种条件,436例(98.4%)接受了所有3种疫苗剂量。
    结论:社区主导的肝炎护理结合当天“检测和治疗”的HCV是可行和有效的。HBV筛查确定了大部分未接种疫苗的人。同行支持扩展导致确保遵守护理和治疗级联并完成所有三个剂量的HBV疫苗接种。作为筛选,诊断基础设施和疫苗在大多数国家都有国家病毒性肝炎计划,我们的模型可以适应或复制,以实现全球消除目标。
    BACKGROUND: Prevalence of hepatitis C virus (HCV) infection among people who inject drugs in the state of Manipur, India, is 43%; however, access to care is poor. We piloted a Community-led and comprehensive hepatitis care model that included same-day HCV treatment at drug treatment centres.
    METHODS: Screening was conducted through venipuncture samples collected by community peer PWID, using HCV antibody (HCV Ab) rapid screening and hepatitis B virus (HBV) surface antigen (HBsAg) rapid diagnostic tests. Reactive HCV Ab samples were tested for HCV RNA using near point-of-care Truenat® HCV on Truelab® Quattro. Eligible HCV RNA-positive participants were treated on the same day using direct-acting antivirals and followed for sustained virologic response (SVR). HBsAg-negative participants received rapid HBV vaccination regimen while those positive for HBsAg were tested for DNA and referred for treatment.
    RESULTS: Between November 2021 and August 2022, 643 individuals were approached and 503 consented and were screened. All screened were males with history of injection drug use, and a median age of 27 years (IQR 23-32). Of the 241 (47.9%) HCV Ab reactive all underwent RNA testing and 156 (64.7%) were RNA detectable. Of those with viraemia, 155 (99.4%) were initiated on treatment with 153 (98.1%) on same day, with 2 (1.2%) HBsAg positive and waiting for HBV DNA results. Among those 153, median time from HCV Ab screening to treatment was 6 h 38 min (IQR 5 h 42 min-8 h 23 min). In total 155 (100%) completed HCV treatment, of those 148 (95.5%) completed SVR testing and 130 (87.8%) achieved SVR12. 27 (5%) participants were HBsAg-positive, 3 (11.1%) were also living with HCV viraemia; 443 (97.6%) were eligible for vaccination and 436 (98.4%) received all 3 vaccine doses.
    CONCLUSIONS: Community-led hepatitis care incorporating same day \"test and treat\" for HCV was feasible and effective. HBV screening identified a large proportion who were unvaccinated. Peer support extended resulted in ensuring compliance to care and treatment cascade and completing all the three doses of HBV vaccination. As the screening, diagnostics infrastructure and vaccine are available in most countries with national viral hepatitis programs also in place, our model can be adapted or replicated to progress towards global elimination targets.
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  • 文章类型: Journal Article
    背景:本文为基于证据的酒精或其他药物(AOD)疗法共享的核心过程的知识和实践做出了贡献。这是该系列中的第四个,在这里,我们讨论有效治疗的最普遍公认的成分-治疗关系。我们考虑文献中的各种相关术语和定义,但在本次审查中,我们提供了一个强调行为变化背景的定义。
    方法:本研究进行了文献综述和定性内容分析,以得出一套促进和维持治疗关系的原则和实践。这次审查的来源包括政府发布的实践指南,治疗手册或书籍,演示视频,和同行评审的文章(61个来源)。在NVIVO中进行了内容分析,可靠性分析表明,评估者之间的一致性中等(kappa=0.60)。
    结果:确定了6项原则和16项实践。原则和实践的分布可以分为三类:1)促进客户行为改变机制(即,自决,动机,自我效能),2)伙伴关系考虑因素(例如,目标和任务对齐),和3)治疗师人际交往能力(例如,移情)。
    结论:治疗关系是行为改变过程的基础。我们将其构建为更广泛的人际考虑的组合(即,人类纽带)和对客户行为改变的关键机制的关注(即,自决,动机,自我效能感)。目前的工作为学员提供了一种新颖的资源,临床医生,和临床主管有兴趣在AOD或其他行为改变设置中促进与客户的治疗关系。
    BACKGROUND: This article contributes to knowledge and practice of core processes that are shared by evidence-based alcohol or other drug (AOD) therapies. It is the fourth in a series with this aim, and here we discuss perhaps the most universally acknowledged ingredient of effective therapy - the therapeutic relationship. We consider various related terms and definitions in the literature, but in the present review, we offer a definition that underscores the context of behavior change.
    METHODS: This study conducted a literature review and qualitative content analysis to derive a set of principles and practices for facilitating and maintaining the therapeutic relationship. The sources for this review included government-issued practice guidelines, therapy manuals or books, demonstration videos, and peer-reviewed articles (61 sources). The content analysis was performed in NVIVO, and reliability analysis showed moderate agreement between raters (kappa = 0.60).
    RESULTS: Six principles and 16 practices were identified. The distribution of principles and practices could be broken into three categories: 1) the facilitation of client behavior change mechanisms (i.e., self-determination, motivation, self-efficacy), 2) partnership considerations (e.g., goal and task alignment), and 3) therapist interpersonal skills (e.g., empathy).
    CONCLUSIONS: The therapeutic relationship is foundational to the behavior change process. We frame it as a combination of broader interpersonal considerations and attention to key mechanisms of client behavior change. The present work provides a novel resource for trainees, clinicians, and clinical supervisors interested in fostering therapy relationships with clients in AOD or other behavior change settings.
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  • 文章类型: Journal Article
    神经调节蛋白-1(NRG-1)似乎在几种神经精神疾病的发病机理中起作用,包括癫痫。我们进行了一项研究,以研究抗癫痫药物对首发局灶性癫痫患者NRG-1mRNA和NRG-1蛋白水平的影响。
    NRG-1mRNA亚型的水平(I型,II,III,和IV)在39名健康对照者的外周血单核细胞(PBMC)中,39例首发局灶性癫痫患者在抗惊厥药物(ASM)治疗前和ASM给药后4周进行RT-qPCR检测,用ELISA法测定各组样品血清中NRG-1蛋白的含量。此外,疗效之间的关系,NRG-1mRNA表达,分析NRG-1蛋白表达。
    在接受ASM治疗的首发局灶性癫痫患者中,NRG-1mRNA水平逐渐升高,与用药前明显不同,但仍低于健康对照组(均P<0.001)。给药前后,NRG-1蛋白水平在癫痫患者中明显高于健康对照组,随访时间延长,未发现明显变化(P<0.001)。使用ASM的癫痫患者能够控制癫痫发作,总有效率为97.4%。NRG-1mRNA水平与疗效呈负相关:随着NRG-1mRNA水平的升高,癫痫发作减少(均P<0.05)。
    我们的研究表明NRG-1可能在癫痫的病理生理学中起作用。NRG-1mRNA可能为发现新型癫痫治疗标志物和新型ASM治疗靶点提供思路。
    UNASSIGNED: Neuregulin-1 (NRG-1) appears to play a role in the pathogenesis of several neuropsychiatric disorders, including epilepsy. We conducted a study to investigate the effect of anti-seizure medication on NRG-1 mRNA and NRG-1 protein levels in patients with first-episode focal epilepsy.
    UNASSIGNED: The levels of NRG-1 mRNA isoforms (type I, II, III, and IV) in peripheral blood mononuclear cells (PBMCs) of 39 healthy controls, 39 first-episode focal epilepsy patients before anti-seizure medication (ASM) therapy and four weeks after administration of ASM were measured by RT-qPCR, and the levels of NRG-1 protein in the serum of samples of each group were determined using ELISA. In addition the relationship between efficacy, NRG-1 mRNA expression, and NRG-1 protein expression was analyzed.
    UNASSIGNED: The levels of NRG-1 mRNA progressively increased in patients with first-episode focal epilepsy treated with ASM and were distinctly different from those before medication, but remained lower than in healthy controls (all P < 0.001). Before and after drug administration, NRG-1 protein levels were substantially higher in epileptic patients than in healthy controls, and no significant changes were detected with prolonged follow-up (P < 0.001). Patients with epilepsy who utilized ASM were able to control seizures with an overall efficacy of 97.4%. There was a negative correlation between NRG-1 mRNA levels and efficacy: as NRG-1 mRNA levels increased, seizures reduced (all P < 0.05).
    UNASSIGNED: Our research indicated that NRG-1 may play a role in the pathophysiology of epilepsy. NRG-1 mRNA may provide ideas for the discovery of novel epilepsy therapeutic markers and therapeutic targets for novel ASM.
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  • 文章类型: Preprint
    现代癌症治疗方法旨在通过使用靶向和个性化治疗来实现癌症缓解。以及利用免疫系统的力量来识别和消除癌细胞。为了克服由于对所施用药物的耐药性的发展而导致的相对短暂的反应,一直在寻求联合疗法,也是。为了扩大联合疗法的前景,本研究的目的是利用质谱和蛋白质组学等高通量数据生成技术,研究HER2+乳腺癌细胞对两种激酶抑制剂混合物的反应,而这两种激酶抑制剂混合物尚未被采用作为标准治疗方案.通过抑制维持癌细胞生长和存活的两个主要途径而受到影响的生物过程的更广泛的景观,即,EGFR和PI3K/AKT,通过用Lapatinib或Lapatinib/Ipatasertib小分子药物的混合物治疗SKBR3/HER2+乳腺癌细胞进行研究。通过使用基于峰面积和肽谱匹配测量的两种互补的定量蛋白质组学方法来评估响应于药物治疗的蛋白质表达和/或活性的变化。通过三种独特的肽序列(FDR<0.05)匹配的超过900种蛋白质受到细胞暴露于药物的影响。这项工作证实了拉帕替尼和Ipatasertib的抗增殖活性,and,除了细胞周期和生长停滞过程之外,还能够鉴定几种在癌症支持标志过程中起作用的多功能蛋白。其中,免疫反应,粘附和迁移与有效抑制癌细胞增殖和扩散的能力特别相关。Ipatasertib补充拉帕替尼进一步影响了参与基因表达的其他转录因子和蛋白质的表达或活性,贩运,DNA修复,和多药耐药性的发展。此外,超过50种受影响的蛋白质代表了DrugBank数据库中的批准或研究目标,通过它们的蛋白质-蛋白质相互作用网络可以为选择有效的治疗伴侣提供信息。总之,我们的研究结果揭示了大量尚未开发的机会,这些机会可以进一步探索,以增强每种药物以及靶向EGFR/ERBB2和PI3K/AKT途径的许多其他多药疗法的抗癌效果.数据可通过具有标识符PXD051094的ProteomeXchange获得。
    Modern cancer treatment approaches aim at achieving cancer remission by using targeted and personalized therapies, as well as harnessing the power of the immune system to recognize and eliminate the cancer cells. To overcome a relatively short-lived response due to the development of resistance to the administered drugs, combination therapies have been pursued, as well. To expand the outlook of combination therapies, the objective of this study was to use high-throughput data generation technologies such as mass spectrometry and proteomics to investigate the response of HER2+ breast cancer cells to a mixture of two kinase inhibitors that has not been adopted yet as a standard treatment regime. The broader landscape of biological processes that are affected by inhibiting two major pathways that sustain the growth and survival of cancer cells, i.e., EGFR and PI3K/AKT, was investigated by treating SKBR3/HER2+ breast cancer cells with Lapatinib or a mixture of Lapatinib/Ipatasertib small molecule drugs. Changes in protein expression and/or activity in response to the drug treatments were assessed by using two complementary quantitative proteomic approaches based on peak area and peptide spectrum match measurements. Over 900 proteins matched by three unique peptide sequences (FDR<0.05) were affected by the exposure of cells to the drugs. The work corroborated the anti-proliferative activity of Lapatinib and Ipatasertib, and, in addition to cell cycle and growth arrest processes enabled the identification of several multi-functional proteins with roles in cancer-supportive hallmark processes. Among these, immune response, adhesion and migration emerged as particularly relevant to the ability to effectively suppress the proliferation and dissemination of cancer cells. The supplementation of Lapatinib with Ipatasertib further affected the expression or activity of additional transcription factors and proteins involved in gene expression, trafficking, DNA repair, and development of multidrug resistance. Furthermore, over fifty of the affected proteins represented approved or investigational targets in the DrugBank database, which through their protein-protein interaction networks can inform the selection of effective therapeutic partners. Altogether, our findings exposed a broad plethora of yet untapped opportunities that can be further explored for enhancing the anti-cancer effects of each drug as well as of many other multi-drug therapies that target the EGFR/ERBB2 and PI3K/AKT pathways. The data are available via ProteomeXchange with identifier PXD051094.
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  • 文章类型: Journal Article
    本期特刊重点介绍有关药物生物活性预测的药物研究计算模型,药物相关相互作用预测,用于免疫治疗的建模和用于治疗特定疾病的建模,正如以下六篇研究和四篇评论文章所传达的那样。值得注意的是,这10篇论文从计算的角度描述了各种深入的药物研究,可能代表了广泛研究领域的快照。
    This special issue focuses on computational model for drug research regarding drug bioactivity prediction, drug-related interaction prediction, modelling for immunotherapy and modelling for treatment of a specific disease, as conveyed by the following six research and four review articles. Notably, these 10 papers described a wide variety of in-depth drug research from the computational perspective and may represent a snapshot of the wide research landscape.
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