Chinese traditional medicine

中药
  • 文章类型: Journal Article
    目的:本研究旨在评估Paiteling和CO2激光治疗对高危型人乳头瘤病毒的治疗效果。
    方法:我们回顾性分析了2021年至2023年558例HR-HPV低度鳞状上皮内瘤变(CIN1)患者的数据。选择患者并将其分为两组:Paiteling和CO2激光。在我们最终研究的558名患者中,239(42.8%)接受Paiteling治疗,319例(57.2%)用CO2激光汽化处理。平均年龄49.55±12.10岁。我们观察到27(4.83%)年龄小于30岁,531(95.1%)年龄大于30岁。我们每隔3个月回顾患者的检查结果,6个月,12个月,每次治疗后24个月。复发率的结果,有效病毒清除率,使用多变量和单变量cox回归分析确定两种疗法对低度宫颈病变的有效性.Kaplan-Meier曲线用于确定每种疗法的HR-HPV转化率。
    结果:Paiteling组HR-HPV清除的中位时间为6.00个月(95%CI:4.26-6.89),CO2激光组为9.00个月(95%CI:15.92-22.67)。两组间差异有统计学意义(χ2=25.118,p值=0.000)。Paiteling和CO2激光在6-12个月期间的HR-HPV清除率为100(55.6%)和80(44.4%),分别。两种疗法从6至18个月的清除率具有统计学意义(6-12个月:p<0.010,12-18个月:p<0.011)。超过24个月的PaitelingHR-HPV阴性率214(89.5%)高于CO2激光176(55.2%)。派特灵的再感染率为5.4%,略低于CO2激光器的5.6%。两种疗法从12至18个月的清除率[Paiteling:20(4.7%)至10(3.6%)和CO2激光:22(8.4%)至15(4.2%)]也是显著的(p<0.011)。Paiteling患者持续Hr-HPV清除率的百分比高于二氧化碳激光汽化。与激光汽化相比,Paiteling患者没有严重的副作用。这是由于Paiteling,作为中药,是一个话题,非侵入性医学,从而保持子宫颈的完整性。
    结论:Paiteling是一种有效的非侵入性治疗方法,与CO2激光消融相比,可以在相对较短的时间内清除与宫颈低度鳞状病变相关的持续性HR-HPV。
    OBJECTIVE: This study aims to evaluate the therapeutic outcomes of Paiteling and CO2 laser therapy on high-risk human papillomavirus.
    METHODS: We retrospectively analyzed the data of 558 patients with HR-HPV low-grade squamous intraepithelial neoplasia (CIN1) from 2021 to 2023. Patients were selected and put into two groups: Paiteling and CO2 laser. Out of the 558 patients who were included in our final study, 239 (42.8 %) were treated with Paiteling, and 319 (57.2 %) were treated with CO2 laser vaporization. The mean age was 49.55 ± 12.10 years old. We observed that 27 (4.83 %) were younger than 30 years and 531 (95.1 %) were older than 30 years. We reviewed the patient\'s results at intervals of 3 months, 6 months, 12 months, and 24 months after each therapy. The results of the recurrence rate, effective viral clearance rate, and the effectiveness of both therapies on low-grade cervical lesions were determined using multivariate and univariate cox-regression analysis. The Kaplan-Meier curve was used to determine the HR-HPV conversion rate of each therapy.
    RESULTS: The median time for HR-HPV clearance was 6.00 months (95 % CI: 4.26-6.89) in the Paiteling group and 9.00 months (95 % CI: 15.92-22.67) in the CO2 laser group. There was a significant difference between the two groups (χ2 = 25.118, p-Value = 0.000). The HR-HPV clearance rate during 6-12 months for Paiteling and CO2 laser was 100 (55.6 %) and 80 (44.4 %), respectively. The clearance rate for both therapies from 6 to 18 months was statistically significant (6-12 months: p < 0.010, 12-18 months: p < 0.011). The Paiteling HR-HPV negative rate over 24 months 214 (89.5 %) is higher than CO2 laser 176 (55.2 %). Paiteling has a 5.4 % re-infection rate, which is marginally lower than the 5.6 % rate for CO2 lasers. The clearance rate for both therapies from 12 to 18 months [Paiteling: 20 (4.7 %) to 10 (3.6 %) and CO2 laser: 22 (8.4 %) to 15 (4.2 %)] was also significant (p < 0.011). The percentage of persistent Hr-HPV clearance rate for Paiteling patients was higher than carbon dioxide laser vaporization. No severe side effects were reported by the Paiteling patients compared to laser vaporization. This is due to the fact that Paiteling, as a traditional Chinese medicine, is a topical, non-invasive medicine, thus preserving the integrity of the cervix.
    CONCLUSIONS: Paiteling is an effective noninvasive therapy that can clear persistent HR-HPV associated with cervical low-grade squamous lesions in a relatively shorter period of time compared to CO2 laser ablation.
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  • 文章类型: Journal Article
    巴黎多叶树史密斯var。中国(法国。)Hara是一种药用植物,属于百合科。它的主要成分是parissaponins,具有良好的药用效果,如抗炎,抗肿瘤,等。通过人工定向调控提高香豆素的质量已成为满足医疗需求的实践,是一个新的研究热点。在本文中,多叶草植物用UVA处理,UVB,和UVC,以及PolyphyllinVI(PPVI)和PolyphyllinVII(PPVII)的含量,皂苷合成酶(角鲨烯合成酶,SS;环阿替诺醇合成酶,CAS;细胞色素P450,CYP450;和糖基转移酶,GT)活性,MDA,并对光合色素指标进行了测定和分析。结果表明,UVC处理4h后PPVII含量增加了32.43%(3.43mg/g),但其他组的PPVI和PPVII含量与CK(对照组)相比下降,并且在4h后没有恢复到原始水平。SS,CAS,CYP450和GT合酶通过紫外线处理在不同程度上被激活,分别,22.93%,10.83%,20.15%,和25.98%。其中,GT,作为最后的合成酶,对UVB(30分钟)和UVC(15分钟)的响应时间较短;与CK相比,差异是明显的。此外,紫外线具有胁迫作用,促进MDA含量的快速积累(增加17.66%,34.53%,和9.65%)和类胡萝卜素(与CK相比,在4小时内增加了7.58、5.60和7.76倍)。UVB和UVC辐射明显提高了叶绿素a含量(42.56%和35.45%),但是UVA没有,叶绿素b含量的变化没有明显的统计学差异。此外,PPVI和PPVII与SS呈负相关,CAS,类胡萝卜素,和MDA(p<0.05),并与CYP450,GT,和叶绿素a(p<0.05)。本研究为利用紫外光调控多叶紫菜次生代谢提供了理论依据,这对生产管理具有重要价值。
    Paris polyphylla Smith var. Chinensis (Franch.) Hara is a medicinal plant that belongs to the Liliaceae family. Its main components are parissaponins, which have excellent medicinal effects such as anti-inflammatory, anti-tumor, etc. Improving the quality of parissaponins through artificial directional regulation has emerged as a practice to meet medical demand and is a new research hotspot. In this paper, P. polyphylla plants were treated with UVA, UVB, and UVC, and the contents of PolyPhyllin VI (PPVI) and PolyPhyllin VII (PPVII), saponin synthase (squalene synthase, SS; cycloartenol synthase, CAS; cytochrome P450, CYP450; and glycosyl transferases, GT) activity, MDA, and the photosynthetic pigment indexes were measured and analyzed. The results showed that PPVII content increased by 32.43% with UVC treatment after 4 h (3.43 mg/g), but the PPVI and PPVII contents in the other groups decreased compared with CK (control group) and they did not return to the original level after 4 h. SS, CAS, CYP450, and GT synthases were activated in varying degrees via UV treatment and increased, respectively, by 22.93%, 10.83%, 20.15%, and 25.98%. Among them, GT, as the last of the synthetases, had a shorter response time to UVB (30 min) and UVC (15 min); the difference was sensible compared with CK. Moreover, UV had a stressing effect and promoted the rapid accumulation of MDA content (increased 17.66%, 34.53%, and 9.65%) and carotenoid (increased 7.58, 5.60, and 7.76 times) within 4 h compared to CK. UVB and UVC radiation visibly improved chlorophyll a content (42.56% and 35.45%), but UVA did not, and the change in chlorophyll b content showed no overt statistical difference. In addition, PPVI and PPVII were negatively correlated with SS, CAS, carotenoids, and MDA (p < 0.05) and positively correlated with CYP450, GT, and chlorophyll a (p < 0.05). This study provides a theoretical basis for using UV light to regulate secondary metabolism in P. polyphylla, which is of great value for production management.
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  • 文章类型: Journal Article
    在中国,通络祛通胶膏(TQRP)常用于神经根型颈椎病,但缺乏高质量的试验。
    这项研究旨在进行多中心,开放标签,平行组,在中国进行随机对照试验,以研究TQRP治疗CSR的实际疗效和安全性。
    从甘肃省多家医院招募了240名被诊断为CSR的患者进行调查,中国。患者被随机分配到实验组或对照组。实验组采用TQRP治疗,而对照组给予双氯芬酸钠贴片(DSP),最长持续时间为21天。疼痛的视觉模拟评分(VAS)评分,经历50%或更多疼痛缓解的患者比例,颈部残疾指数(NDI),根据伊顿试验的变化,对两组患者随访期间的复发情况进行评估。还评估了与同步药物治疗相关的安全性和不良事件。
    在每个时间点,两组的平均VAS和NDI评分均呈下降趋势.实验组各时间点VAS评分下降幅度明显高于对照组(P<0.01)。在伊顿的审判中,疼痛缓解50%或以上的患者百分比和异常结果的数量均表现出改善.然而,21±3d实验组的治疗效果明显优于对照组(P<0.01)。在后续期间,与对照组相比,实验组的复发事件减少.两组比较差异有统计学意义(P<0.05)。TQRP和DSP的不良反应发生率分别为1.74%和3.54%。
    TQRP治疗CSR是安全有效的。
    UNASSIGNED: In China, Tongluo-Qutong rubber plaster (TQRP) is commonly used for cervical spondylotic radiculopathy, but lacks high-quality trials.
    UNASSIGNED: This study aimed to conduct a multicenter, open-label, parallel-group, randomized controlled trial in China to investigate the practical efficacy and safety of TQRP in the treatment of CSR.
    UNASSIGNED: A total of 240 patients diagnosed with CSR were recruited for the investigation from multiple hospitals in Gansu province, China. The patients were randomly assigned to either an experimental or a control group. The experimental group received treatment with TQRP, whereas the control group was administered a diclofenac sodium patch (DSP) for a maximum duration of 21 days. The visual analogue scale (VAS) score for pain, the proportion of patients experiencing 50% or more pain relief, the neck disability index (NDI), changes as per the Eaton trial, and recurrence during the follow-up period were evaluated for both groups. The safety and adverse events associated with the concurrent drug therapy were also evaluated.
    UNASSIGNED: At each time point, the mean VAS and NDI scores of both groups demonstrated a downward trend. The experimental group exhibited a greater decline in VAS score at each time point compared to the control group (P< 0.01). In the Eaton trial, both the percentage of patients experiencing pain relief of 50% or more and the number of abnormal results exhibited improvement. However, the outcomes in the 21 ± 3d experimental group were significantly superior to those in the control group (P< 0.01). During the follow-up period, the recurrence events in the experimental group were reduced compared to the control group. The difference between the two groups was statistically significant (P< 0.05). The incidence of adverse reactions was 1.74% for TQRP and 3.54% for DSP.
    UNASSIGNED: TQRP is effective and safe in the treatment of CSR.
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  • 文章类型: Journal Article
    Artemisiaargyi,菊科蒿属的多年生草本植物,在中国传统医学中具有重要意义,称为“Aicao”。这里,我们报告了艾蒿的高质量参考基因组。贝艾,基因组大小高达4.15Gb,重叠群N50为508.96Kb,用第三代纳米孔测序技术生产。我们预测了147,248个蛋白质编码基因,大约68.86%的组装序列包含重复元素,主要是长末端重复反转录转座子(LTR)。比较基因组学分析表明,阿吉的特定基因家族数量最多,为5121个,并且具有四个或四个以上成员的家族比其他6个植物物种多得多,这与它更扩展的基因家族和更少的签约基因家族是一致的。此外,通过对A.argyi响应于外源MeJA处理的转录组测序,我们已经阐明了对MeJA对苯丙素的影响的获得的监管见解,类黄酮,和萜类生物合成途径。在这项研究中获得的全基因组信息为深入研究A.argyi的栽培和分子育种提供了宝贵的资源。此外,它有望增强菊科其他成员的基因组组装。关键基因的鉴定为开发具有高浓度活性化合物的蒿新品种奠定了坚实的基础。
    Artemisia argyi, a perennial herb of the genus Artemisia in the family Asteraceae, holds significant importance in Chinese traditional medicine, referred to as \"Aicao\". Here, we report a high-quality reference genome of Artemisia argyi L. cv. beiai, with a genome size up to 4.15 Gb and a contig N50 of 508.96 Kb, produced with third-generation Nanopore sequencing technology. We predicted 147,248 protein-coding genes, with approximately 68.86% of the assembled sequences comprising repetitive elements, primarily long terminal repeat retrotransposons(LTRs). Comparative genomics analysis shows that A. argyi has the highest number of specific gene families with 5121, and much more families with four or more members than the other 6 plant species, which is consistent with its more expanded gene families and fewer contracted gene families. Furthermore, through transcriptome sequencing of A. argyi in response to exogenous MeJA treatment, we have elucidated acquired regulatory insights into MeJA\'s impact on the phenylpropanoid, flavonoid, and terpenoid biosynthesis pathways of A. argyi. The whole-genome information obtained in this study serves as a valuable resource for delving deeper into the cultivation and molecular breeding of A. argyi. Moreover, it holds promise for enhancing genome assemblies across other members of the Asteraceae family. The identification of key genes establishes a solid groundwork for developing new varieties of Artemisia with elevated concentrations of active compounds.
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  • 文章类型: Journal Article
    简介:宫颈癌(CC)是全球女性中第四大最常见的恶性肿瘤,并且是癌症相关死亡率的第四大原因。贵尔白(GEB),我们研究小组开发的一种复合制剂,来源于苗族古代中药,由鬼臼毒素(PTOX)组成,欧周素,异欧前胡素,和A.dahuria生物碱。这些单独的组分已证明在肿瘤治疗中具有显著的功效。然而,复方中药GEB在CC背景下的具体抗肿瘤作用尚待验证。方法:HeLa和SiHa细胞系用于体外实验,并用5mg/mL和10mg/mLGEB浓度处理,分别。使用流式细胞术评估GEB处理后的细胞周期变化。透射电镜观察自噬体和凋亡体,而MDC染色评价自噬的发生。CCK-8用于观察GEB对细胞增殖的影响。和Transwell测定评估细胞迁移和侵袭。Westernblotting检测细胞周期和凋亡相关蛋白的表达,自噬相关蛋白LC3I/II的表达水平。使用ROS检测和线粒体膜电位检测试剂盒测定GEB治疗后宫颈癌细胞中ROS和线粒体膜电位的变化。对于体内实验,建立了基于HeLa细胞的宫颈癌移植裸鼠模型。实验动物分为阴性对照,阳性对照,高剂量GEB(10mg/mL),和低剂量GEB(5mg/mL)组。结果:在HeLa和SiHa细胞系中,肿瘤细胞G0/G1期显著降低(p<0.001),而G2/M期在各种GEB治疗后显著增加(p<0.001)。电子显微镜显示GEB促进两种细胞系的凋亡小体和自噬体形成。与未经处理的HeLa和SiHa细胞相比,GEB处理的细胞表现出显著降低的caspase3蛋白表达,并显著增加自噬相关蛋白LC3I/II的表达。GEB处理显著降低两种细胞系的迁移和侵袭能力(p<0.001),而ROS含量和线粒体膜电位显著升高(p<0.001)。GEB能有效抑制宫颈癌细胞增殖,最佳浓度为10mg/mL。使用HeLa细胞成功建立了宫颈癌移植的裸鼠模型。GEB治疗后,裸鼠的肿瘤体积和重量显着降低(p<0.001),随着CD34,VEGF的表达减少,和肿瘤组织中的caspase3蛋白。讨论:GEB对宫颈癌具有强大的抗肿瘤作用,在体外和体内,以浓度依赖的方式,通过调节肿瘤细胞的自噬和凋亡。
    Introduction: Cervical cancer (CC) ranks as the fourth most prevalent malignant tumor among women worldwide, and is the fourth leading cause of cancer-related mortality. GuiErBai (GEB), a compound preparation developed by our research team, is derived from the ancient Chinese medicine of the Miao nationality and is comprised of podophyllotoxin (PTOX), imperatorin, isoimperatorin, and A. dahurica alkaloids. These individual components have demonstrated notable efficacy in tumor treatment. However, the specific anti-tumor effect of the compound Chinese medicine GEB in the context of CC has yet to be validated. Methods: HeLa and SiHa cell lines were utilized for in vitro experiments and treated with 5 mg/mL and 10 mg/mL GEB concentrations, respectively. The cell cycle changes after GEB treatment were assessed using flow cytometry. Transmission electron microscopy was employed to observe autophagic bodies and apoptotic bodies, while MDC staining evaluated the occurrence of autophagy. CCK-8 was used to observe the effect of GEB on cell proliferation, and Transwell assays assessed cell migration and invasion. Western blotting detected cell cycle and apoptosis-related protein expression, along with the expression level of autophagy-related protein LC3I/II. Changes in ROS and mitochondrial membrane potential in cervical cancer cells following GEB treatment were determined using ROS detection and mitochondrial membrane potential detection kits. For the in vivo experiment, a nude mouse model of cervical cancer transplantation based on HeLa cells was established. Experimental animals were divided into negative control, positive control, high-dose GEB (10 mg/mL), and low-dose GEB (5 mg/mL) groups. Results: In HeLa and SiHa cell lines, the G0/G1 phase of tumor cells significantly decreased (p < 0.001), while the G2/M phase increased notably (p < 0.001) following various GEB treatments. Electron microscopy showed GEB promoted apoptotic body and autophagosome formation in both cell lines. Compared to untreated HeLa and SiHa cells, GEB-treated cells exhibited significantly reduced caspase3 protein expression, and substantially increased autophagy-related protein LC3I/II expression. GEB treatment significantly reduced migration and invasion capabilities in both cell lines (p < 0.001), while ROS content and mitochondrial membrane potential were significantly elevated (p < 0.001). GEB effectively inhibited cervical cancer cell proliferation, with the optimal concentration being 10 mg/mL. A successful nude mouse model of cervical cancer transplantation was established using HeLa cells. Post-GEB treatment, the tumor volume and weight in nude mice significantly decreased (p < 0.001), with diminished expression of CD34, VEGF, and caspase3 proteins in tumor tissues. Discussion: GEB exhibits a robust antitumor effect against cervical cancer, both in vitro and in vivo, in a concentration-dependent manner, by regulating autophagy and apoptosis of tumor cells.
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  • 文章类型: Journal Article
    目标:远程医疗在COVID-19大流行期间得到了广泛的应用。在其他医疗保健专业人员中,中医(CMP)在提供远程医疗咨询方面面临着实际挑战。这项研究旨在探索在大流行之前和期间提供远程医疗服务的经验和看法。方法:2022年4月至5月在香港进行了一项全港性横断面在线调查。使用带有开放式问题的结构化问卷来调查远程医疗服务的提供和看法,以及远程医疗在CMP中的可用性。结果:共有195名CMPs参与调查。在COVID-19之前,42%(81/195)一直在提供远程医疗服务,在COVID-19期间,这一比例翻了一番。私营部门的CMP是主要提供者。包括WhatsApp在内的移动应用程序,微信,和变焦通常用于咨询(75%,120/161)。提供远程医疗的障碍包括无法对患者进行体检(69%,134/195),对医疗过失的法律和道德关注(61%,118/195),和患者对电子识字能力不足(50%,98/195)。受访者呼吁专业及监管机构提供明确的临床指引,展示中医远程医疗的最佳实践,并澄清这种做法的法律和道德含义。结论:CMP证明了他们在远程医疗方面的能力,他们中的大多数在COVID-19期间提供远程医疗。制定有关提供远程医疗的适当准则将支持CMPs在大流行后继续提供,而用户友好和全面的远程医疗电子平台将提高此类服务的质量。促进电子素养较低的患者获得远程医疗是缩小差距的关键。
    Objectives: Telemedicine has been widely used during the COVID-19 pandemic. Among other health care professionals, Chinese medicine practitioners (CMPs) face practical challenges in providing telemedicine consultations. This study aims to explore CMPs\' experience and perceptions of telemedicine service provision before and during the pandemic. Methods: A territory-wide cross-sectional online survey was conducted in Hong Kong between April and May 2022. A structured questionnaire with open-ended questions was used to investigate the provision of and perception on telemedicine service, as well as usability of telemedicine among CMPs. Results: A total of 195 CMPs participated the survey. Before COVID-19, 42% (81/195) had been providing telemedicine services, and the proportion doubled during COVID-19. CMPs in the private sector are the main providers. Mobile apps including WhatsApp, WeChat, and Zoom were commonly used for consultations (75%, 120/161). Barriers in providing telemedicine included inability of conducting physical examination on patients (69%, 134/195), legal and ethical concerns over medical negligence (61%, 118/195), and patients\' incompetence on e-literacy (50%, 98/195). Respondents urged professional and regulatory bodies to provide an explicit clinical guideline that demonstrate best practice in traditional Chinese medicine telemedicine, and to clarify legal and ethical implications of such practice. Conclusions: CMPs demonstrated their competency in telemedicine, and most of them provided telemedicine during COVID-19. Development of appropriate guidelines on the provision of telemedicine would support CMPs to continue provision after the pandemic, whereas a user-friendly and comprehensive telemedicine e-platform would enhance quality of such service. Facilitating patients with lower e-literacy to access telemedicine is key to reduce disparities.
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  • 文章类型: Journal Article
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  • 文章类型: Journal Article
    在中国,大学生心理健康问题的普遍存在是社会关注的重要问题。本研究旨在探讨早期饮食质量对大学生心理健康的影响,并阐明这些影响发生的潜在机制。根据中医(CTM),以身高和气虚为介质。
    2023年10月,在四川省四所二线大学,使用基于纸笔的问卷对655名大学生进行了调查。评估包括心理健康,高度,和气虚。采用Pearson的相关性和线性回归分析来检验中介模型并检验假设。
    大学生表现出可接受的早期饮食质量(M=3.72)和心理健康水平(M=3.63),同时还表现出轻度的气虚症状(M=2.25)。它们的平均高度测量为164.61厘米。早期饮食质量与心理健康显著相关(r=0.38,p<0.01),身高(r=0.32,p<0.01),和气虚(r=-0.32,p<0.01)。心理健康与身高(r=0.32,p<0.01)和气虚(r=-0.49,p<0.01)相关。线性回归分析结果显示,早期饮食质量与心理健康之间存在显着相关性(β=0.31,p<0.01)。身高(β=0.21,p<0.01),以及气虚(β=-0.26,p<0.01)。此外,当早期饮食质量被纳入回归模型时,身高(β=0.21,p<0.01)和气虚(β=-0.35,p<0.01)在与心理健康的关系中都是显着的中介。
    中介模型和假设得到了强有力的支持,表明早期饮食质量通过两个不同的途径对大学生的心理健康产生影响:身高和气虚。此外,在大学生早期饮食质量与心理健康的关系中,气虚的中介作用比身高的中介作用更明显。
    In China, the prevalence of mental health issues among college students is a significant concern in society. This study aims to investigate the impact of early dietary quality on the psychological well-being of college students and elucidate the underlying mechanisms through which these effects occur, specifically focusing on height and qi-deficiency as mediators according to Chinese traditional medicine (CTM).
    A total of 655 college students were surveyed in October 2023 using paper-pencil-based questionnaires at four second-tier universities in Sichuan Province. The assessment included mental health, height, and qi-deficiency. Pearson\'s correlation and linear regression analyses were employed to examine the mediation model and test the hypotheses.
    The college students exhibited acceptable levels of early diet quality (M = 3.72) and mental health (M = 3.63), while also presenting mild qi-deficiency symptoms (M = 2.25). Their average height was measured at 164.61 cm. Early diet quality demonstrated significant associations with mental health (r = 0.38, p < 0.01), height (r = 0.32, p < 0.01), and qi-deficiency (r = -0.32, p < 0.01). Mental health displayed correlations with height (r = 0.32, p < 0.01) and qi-deficiency (r = -0.49, p < 0.01). The results of linear regression analyses revealed significant associations between early diet quality and mental health (β = 0.31, p < 0.01), height (β = 0.21, p < 0.01), as well as qi-deficiency (β = -0.26, p < 0.01). Furthermore, when early diet quality was included in the regression model, both height (β = 0.21, p < 0.01) and qi-deficiency (β = -0.35, p < 0.01) emerged as significant mediators in the relationship with mental health.
    The mediation model and hypotheses were strongly supported, demonstrating that early diet quality exerted an influence on the mental health of college students through two distinct pathways: height and qi-deficiency. Moreover, the mediating effect of qi-deficiency was found to be more pronounced than that of height in the relationship between early diet quality and mental health among college students.
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  • 文章类型: Journal Article
    草药在疾病治疗中的适用性已经通过数千年的经验得到了验证。由于多靶标和多组分(MTMC)植物疗法固有的复杂机制,对草药疾病关联(HDA)的理解还很不完整。大多数现有的预测模型都无法结合MTMC机制。为了克服这个问题,我们提出了一种新的双通道超图卷积网络,即HGHDA,用于HDA预测。从技术上讲,HGHDA首先采用自动编码器将组分和目标蛋白质投影到低维潜在空间上,以便通过在其原始特征空间中保留相似性特征来获得它们的嵌入。为了对草药及其成分之间的高阶关系进行建模,我们在HGHDA中设计了一个通道来编码一个超图,该超图通过超图卷积描述草药-成分关系的高阶模式。HGHDA中的另一个通道也以相同的方式建立,以模拟疾病和靶蛋白之间的高阶关系。然后通过我们的双通道网络将药物和疾病的嵌入进行汇总,以获得带有评分函数的预测结果。为了评估HGHDA的性能,已经对两个基准数据集进行了一系列广泛的实验,结果表明,HGHDA优于为HDA预测提出的最先进的算法。此外,我们对川雄和黄芪的案例研究是验证HGHDA有效性的有力指标,作为HGHDA预测的川雄和黄芪十大疾病中的七种和八种,分别,已在文献中报道。
    Herbs applicability in disease treatment has been verified through experiences over thousands of years. The understanding of herb-disease associations (HDAs) is yet far from complete due to the complicated mechanism inherent in multi-target and multi-component (MTMC) botanical therapeutics. Most of the existing prediction models fail to incorporate the MTMC mechanism. To overcome this problem, we propose a novel dual-channel hypergraph convolutional network, namely HGHDA, for HDA prediction. Technically, HGHDA first adopts an autoencoder to project components and target protein onto a low-dimensional latent space so as to obtain their embeddings by preserving similarity characteristics in their original feature spaces. To model the high-order relations between herbs and their components, we design a channel in HGHDA to encode a hypergraph that describes the high-order patterns of herb-component relations via hypergraph convolution. The other channel in HGHDA is also established in the same way to model the high-order relations between diseases and target proteins. The embeddings of drugs and diseases are then aggregated through our dual-channel network to obtain the prediction results with a scoring function. To evaluate the performance of HGHDA, a series of extensive experiments have been conducted on two benchmark datasets, and the results demonstrate the superiority of HGHDA over the state-of-the-art algorithms proposed for HDA prediction. Besides, our case study on Chuan Xiong and Astragalus membranaceus is a strong indicator to verify the effectiveness of HGHDA, as seven and eight out of the top 10 diseases predicted by HGHDA for Chuan-Xiong and Astragalus-membranaceus, respectively, have been reported in literature.
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  • 文章类型: Journal Article
    肉碱棕榈酰转移酶1A(CPT1A),位于线粒体外膜上,作为脂肪酸β-氧化的限速酶。鉴定靶向CPT1A的化合物保证了用于调节脂质代谢的有希望的候选物。在这项研究中,我们开发了CPT1A过表达的线粒体膜色谱(MMC)来筛选对CPT1A具有亲和力的化合物。培养过表达CPT1A的细胞,随后,它们的线粒体膜被分离并固定在戊二醛交联的氨基硅胶上。填充线粒体膜柱后,MMC的保留组分用LC/MS进行,其分析峰提供了可能与线粒体膜蛋白相互作用的化合物的结构信息。随着新开发的MMC-LC/MS方法,几种中药提取物,如黄芩和虎杖(PCRR),进行了分析。五个值得注意的化合物,黄芩苷,黄芩素,沃戈诺赛德,Wogonin,和白藜芦醇,被鉴定为CPT1A酶活性的增强剂,白藜芦醇是CPT1A的新激动剂。该研究表明,MMC可以作为一种可靠的筛选系统,用于从复杂提取物中有效识别靶向CPT1A的调节剂。
    Carnitine palmitoyltransferase 1A (CPT1A), which resides on the mitochondrial outer membrane, serves as the rate-limiting enzyme of fatty acid β-oxidation. Identifying the compounds targeting CPT1A warrants a promising candidate for modulating lipid metabolism. In this study, we developed a CPT1A-overexpressed mitochondrial membrane chromatography (MMC) to screen the compounds with affinity for CPT1A. Cells overexpressing CPT1A were cultured, and subsequently, their mitochondrial membrane was isolated and immobilized on amino-silica gel cross-linked by glutaraldehyde. After packing the mitochondrial membrane column, retention components of MMC were performed with LC/MS, whose analytic peaks provided structural information on compounds that might interact with mitochondrial membrane proteins. With the newly developed MMC-LC/MS approach, several Chinese traditional medicine extracts, such as Scutellariae Radix and Polygoni Cuspidati Rhizoma et Radix (PCRR), were analyzed. Five noteworthy compounds, baicalin, baicalein, wogonoside, wogonin, and resveratrol, were identified as enhancers of CPT1A enzyme activity, with resveratrol being a new agonist for CPT1A. The study suggests that MMC serves as a reliable screening system for efficiently identifying modulators targeting CPT1A from complex extracts.
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