Pantothenic acid

泛酸
  • 文章类型: Journal Article
    传统医学中使用的植物为组织修复疗法提供了一种负担得起的新选择。这项研究旨在评估与5%右泛醇乳膏相比,5%根霉乳膏在上眼睑开放性手术伤口愈合中的有效性。共有18名患者接受了实验,并分为2组,每组9名患者,他们每天局部使用5%右泛醇乳膏(对照组)或5%R.mangle乳膏(干预组),为期7天。临床,进行了伤口的形态计量学和组织形态计量学分析以及皮肤去除的外科手术。在形态测量分析中,用R.mangle和右泛醇乳膏治疗的所有伤口均显示出完全的宏观疤痕,无炎症体征和无感染。乳膏施用前和施用后的皮肤水合值分别为43.82±43.93和62.12±67.40。组织形态学研究显示,R.mangle组上皮距离值较低,右泛醇组上皮距离值较高,组间差异有统计学意义(p<0.05)。与右泛醇5%乳膏相比,R.mangle5%乳膏被证明在人上眼睑皮肤的伤口愈合中有效,上皮形成显著改善。
    Plants used in traditional medicine offer an affordable new alternative in tissue repair therapy. This study aimed to evaluate the effectiveness of the 5% Rhizophora mangle cream compared to the 5% dexpanthenol cream in healing open surgical wounds on the upper eyelid. A total of 18 patients were submitted to the experiment and divided into 2 groups with 9 patients each who used topically and daily 5% dexpanthenol cream (control group) or 5% R.mangle cream (intervention group) for 7 days. Clinical, morphometric and histomorphometric analyses of wounds and surgical procedures for skin removal were performed. In the morphometric analysis, all wounds treated with R.mangle and dexpanthenol creams showed complete macroscopic scars, without inflammatory signs and infection free. The skin hydration values in pre and post application periods of the cream were 43.82 ± 43.93 and 62.12 ± 67.40 respectively. The histomorphometric study showed lower values of epithelium distance in R. mangle group and higher in dexpanthenol group with significant difference between groups (p < 0.05). The R.mangle 5% cream proved to be effective in healing wounds of human upper eyelid skin with a significant improvement in epithelization compared to dexpanthenol 5% cream.
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  • 文章类型: Journal Article
    目的:右泛醇是否可以有效治疗环磷酰胺(CYC)诱导的大鼠卵巢早衰(POF)?
    方法:将28只雌性Wistar白化病大鼠随机分为四组(每组7只)。POF和POF加右泛醇组腹膜内施用CYC,初始剂量为50mg/kg,8mg/kg,持续14天。右泛醇和POF加右泛醇组均以500mg/kg/天的剂量腹膜内施用右泛醇15天。
    结果:在给予CYC的组中,观察到以下情况:卵巢指数下降;原始数量减少,小学,次级和窦卵泡;黄体和闭锁卵泡数量增加;增殖细胞核抗原免疫反应性降低;抗苗勒管激素和雌二醇水平显着降低;与对照组相比,血清FSH水平升高。Dexpanthenol,另一方面,扭转了这些影响。定量逆转录聚合酶链反应分析表明,右泛醇增加Bcl-2,Akt1,mTOR,Nrf2和HO-1在CYC诱导的卵巢组织中,但减少了Bax,Cas3、Hsp27、Hsp70和Hsp90。右泛醇治疗具有通过下调热休克蛋白的mRNA表达和激活Nrf2/HO-1途径来抑制卵巢组织中内在凋亡途径和氧化应激水平的潜力。
    结论:我们的研究结果表明,右泛醇是抗CYC引起的POF的有效药物;然而,需要进一步的实验和临床数据来有效使用它。
    OBJECTIVE: Does dexpanthenol work as an effective therapeutic agent against cyclophosphamide (CYC)-induced premature ovarian failure (POF) in rats?
    METHODS: A total of 28 female Wistar Albino rats were randomly divided into four groups (n = 7 per group). The POF and POF plus dexpanthenol groups were intraperitoneally administered CYC at an initial dose of 50 mg/kg, followed by 8 mg/kg for 14 days. The dexpanthenol and POF plus dexpanthenol groups were both intraperitoneally administered dexpanthenol at a dose of 500 mg/kg/day for 15 days.
    RESULTS: In the group administered CYC, the following was observed: a decrease in the ovarian index; a decrease in the numbers of primordial, primary, secondary and antral follicles; an increase in the number of corpus luteum and atretic follicles; a decrease in proliferation cell nuclear antigen immunoreactivity; a significant reduction in anti-Müllerian hormone and oestradiol levels; and an increase in serum FSH levels compared with controls. Dexpanthenol, on the other hand, reversed these effects. Quantitative reverse transcription polymerase chain reaction analyses showed that dexpanthenol increased Bcl-2, Akt1, mTOR, Nrf2 and HO-1 in CYC-induced ovarian tissues, but decreased Bax, Cas3, Hsp27, Hsp70, and Hsp90. Dexpanthenol treatment has a potential for inhibiting the intrinsic apoptotic pathway and oxidative stress levels in ovarian tissues via the downregulation of the mRNA expression of heat shock proteins and the activation of Nrf2/HO-1 pathways.
    CONCLUSIONS: Our findings demonstrated that dexpanthenol is an effective agent against POF caused by CYC; however, further experimental and clinical data are needed to use it effectively.
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  • 文章类型: Randomized Controlled Trial
    背景:慢性皮肤病治疗的总体依从性较差。教科书指出了对盖伦的坚持依赖。
    方法:前瞻性,随机化,平行分组,单盲(调查员),单中心临床试验(IV期),关于坚持用局部甲基强的松龙aceponate治疗慢性轻度至中度手部湿疹(MPA,Advantan®)在不同的车辆中。
    主要目的是根据慢性手部湿疹患者的载体类型评估依从性。次要目标是4周治疗期后的改善。主要终点依从性定义为应用至少目标每日剂量的患者的百分比。规定的每日剂量定义为每天的计划施用次数(1)*表面(测量)*每次施用的目标量(mg/cm2)。将真正施用的日剂量评估为每剂量的个体平均量*个体每天的平均施用次数。坚持是假定的,如果真正施用的日剂量是规定的日剂量的至少75%,并且个体每天的平均施用次数是至少0.85。次要终点疗效是通过4周治疗期后手部湿疹严重程度指数(HECSI)和研究者总体评估(IGA)的改善以及手部湿疹生活质量问卷(QOLHEQ)和视觉模拟量表(VAS)评估瘙痒来衡量的。
    方法:随机分配到每组的参与者人数40,共80人。第1组MPA-C:甲泼尼龙aceponate0.1%乳膏和屏障修复润肤剂(Bepanthen®Sensiderm)。第2组MPA-FO:甲泼尼龙阿司膦酸盐0.1%脂肪软膏和屏障修复润肤剂(Bepanthen®Sensiderm)。通过Fisher精确检验比较对治疗的依从性。
    结果:在患者中,根据我们的定义,48%的人坚持。MPA-C(42.1%)与MPA-FO(54.1%;p=0.36;组间差异-12.0%,95%CI-34.3%-11.5%)。使用润肤剂因素对研究治疗依从性的广义线性模型分析,治疗,时间和治疗-时间交互作用显示,依从性和润肤剂用量之间存在平行关系(比值比1.74,p=0.0038;95%CI-1.22-2.52).根据临床评分观察到手部湿疹的改善,两组之间没有显着差异。
    结论:可以证明慢性手部湿疹的局部治疗对盖仑的依从性没有依赖性。使用更多润肤剂的患者倾向于更坚持局部治疗。
    BACKGROUND: Overall adherence in the treatment of chronic dermatoses is poor. Textbooks state an adherence dependence on galenics.
    METHODS: Prospective, randomized, parallel-grouped, single-blinded (investigator), monocentric clinical trial (phase IV) on the adherence to treatment of chronic mild to moderate hand eczema with topical methylprednisolone aceponate (MPA, Advantan®) in different vehicles.
    UNASSIGNED: Primary objective was the assessment of the adherence depending on vehicle type in patients with chronic hand eczema. Secondary objective was improvement after a 4-week treatment period. Primary Endpoint Adherence is defined as the percentage of patients applying at least aimed daily dose. Prescribed daily dose was defined as the planned number of applications per day (1) * surface (measured) * aimed amount per application (mg/cm2 ). Truly applicated daily dose was evaluated as individual mean amount per dose * individual mean number of applications per day. Adherence was assumed, if truly applicated daily dose is at least 75% of the prescribed daily dose and the individual mean number of applications per day is at least 0.85. Secondary Endpoint Efficacy was measured by improvement of Hand Eczema Severity Index (HECSI) and Investigator\'s Global Assessment (IGA) after a 4-week treatment period and in addition to Quality of Life in Hand Eczema Questionnaire (QOLHEQ) and Visual Analogue Scale (VAS) to assess pruritus.
    METHODS: Number of participants randomized to each group 40, 80 total. Group 1 MPA-C: Methylprednisolone aceponate 0.1% cream and barrier repair emollient (Bepanthen® Sensiderm). Group 2 MPA-FO: Methylprednisolone aceponate 0.1% fatty ointment and barrier repair emollient (Bepanthen® Sensiderm). Adherence to treatment was compared via Fisher\'s exact test.
    RESULTS: Of the patients, 48% were adherent according to our definition. There was no significant difference between MPA-C (42.1%) and MPA-FO (54.1%; p = 0.36; group difference-12.0%, 95% CI-34.3%-11.5%). Generalized-linear-model-analysis of adherence to study treatment with factors emollient use, treatment, time and treatment-time interaction showed a parallel between adherence and amount of emollient use (odds ratio 1.74, p = 0.0038; 95% CI-1.22-2.52). Improvement of hand eczema was seen according to clinical scores without remarkable differences between the groups.
    CONCLUSIONS: No dependence of adherence on galenics of topical treatment of chronic hand eczema could be proved. Patients who use more emollient tend to be more adherent to the topical treatment.
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  • 文章类型: Journal Article
    背景:我们旨在调查饮食摄入的家族相似性,包括能量和营养,以及德黑兰心脏代谢遗传研究的不同年龄-性别二元组饮食摄入的基于家庭的遗传力。
    方法:这项横断面研究是对9,798名参与者进行的,年龄≥18岁,第三个中的每个都有完整的数据,第四,第五,德黑兰心脏代谢基因研究的第六次调查,根据纳入和排除标准,有资格进入本研究.使用有效且可靠的食物频率问卷(FFQ)确定营养摄入量。S.A.G.E.的FCOR命令使用软件估计所有相对对的类内相关系数,以验证膳食营养素摄入量的家族相似性.经典基于似然的方法用于评估饮食营养性状的基于家族的遗传力。
    结果:共有4338个家庭,平均家庭规模为3.20±2.89,包括1至32个成员(2567个组成家系和1572个单身)和3627个同胞。参与者的平均±SD年龄为42.0±15.2岁,男性占44.5%。营养素摄入量的遗传力范围为3%至21%。配偶之间或父母与子女之间的能量摄入和大多数营养素的相似程度是弱至中等的;然而,观察到一些食物成分的摄入量高度相似,尤其是在配偶中,包括反式脂肪酸(TFA)(r:0.70),铬(r:0.44),纤维(r:0.35),泛酸(r:0.31),和维生素C(r:0.31)。根据我们的发现,配偶营养摄入的相似性大于父母后代。亲代营养摄入的相似性不同,母女营养素摄入量的相关性大于其他亲子相关性。此外,在兄弟姐妹之间观察到营养摄入的最低相似性。
    结论:我们的研究结果表明,父母和后代的营养素摄入量之间存在轻度到中度的相似性。不同家庭对之间营养摄入的相似程度不同;配偶之间观察到营养的最强相关性,其中包括TFA,铬,纤维,泛酸,和维生素C。营养素的相关性最低的是兄弟姐妹之间,比如碳水化合物,硫胺素,烟酸,和维生素K。一个人的营养摄入量可能会受到遗传的影响,家庭关系,以及父母的影响,尽管环境因素的重大影响不容忽视。
    We aimed to investigate the familial resemblance of dietary intakes, including energy and nutrients, and the family-based heritability of dietary intake in different age-sex dyads of the Tehran cardiometabolic genetic study.
    This cross-sectional study was conducted on 9,798 participants, aged ≥ 18 years, with complete data in each of the third, fourth, fifth, and sixth surveys of the Tehran Cardiometabolic Genetic study, who were eligible to enter the current study based on inclusion and exclusion criteria. Nutrient intake was determined using a valid and reliable food frequency questionnaire (FFQ). FCOR command of the S.A.G.E. software was used to estimate the intra-class correlation coefficients of all relative pairs to verify the family resemblance of dietary nutrient intakes. Classical likelihood-based is used to assess the family-based heritability of dietary nutrient traits.
    There were 4338 families with a mean family size of 3.20 ± 2.89, including 1 to 32 members (2567 constituent pedigrees and 1572 singletons) and 3627 sibships. The mean ± SD age of participants was 42.0 ± 15.2 years, and 44.5% were males. The heritability of nutrient intake ranged from 3 to 21%. The resemblance degree of energy intake and most nutrients between spouses or between parents and children is weak to moderate; however, a high resemblance of intake was observed for some food components, especially among spouses, including trans fatty acids (TFAs) (r:0.70), chromium (r:0.44), fiber(r:0.35), pantothenic acid (r:0.31), and vitamin C(r:0.31). Based on our findings, the resemblance of nutrient intake in spouses was greater than in parent-offspring. The similarity in parent-offspring nutrient intake was different, and the correlation in mother-girls nutrient intakes was greater than other parent-child correlations. Also, the lowest resemblance in nutrient intake was observed among siblings.
    Our findings suggested a weak-to-moderate similarity between the nutrient intakes of parents and offspring. The resemblance degree in nutrient intake varied between different family pairs; the strongest correlation of nutrients was observed between spouses, which includes TFAs, chromium, fiber, pantothenic acid, and vitamin C. The lowest correlation of nutrients was between siblings, such as carbohydrates, thiamine, niacin, and vitamin K. An individual\'s nutrient intake can somewhat be influenced by genetics, family relationships, and the effects of parents, although the significant influence of environmental factors should not be ignored.
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  • 文章类型: Journal Article
    目的:年龄相关性黄斑变性(AMD)是发达国家老年人不可逆性失明的主要原因。尽管已知许多危险因素,AMD的发病机制尚不清楚。然而,氧化应激可能在AMD的发病过程中起着至关重要的作用。AMD的患病率越来越高,视力丧失的风险,干燥形式的有限治疗,昂贵的湿形式处理,和生活质量下降是导致考虑AMD可改变的危险因素的因素,比如营养。这是第一项描述饮食习惯之间关系的研究,捷克共和国的饮食营养摄入量和AMD。
    方法:在这项研究中,共有93例AMD患者和58例无AMD和白内障的对照组参加。所有参与者都在布尔诺大学医院的眼科治疗诊所接受眼科检查。数据是在面对面访谈中使用预先测试的自我报告问卷收集的。通过18项半定量食物频率问卷(FFQ)评估食物消费频率。饮食营养素摄入量是根据24小时的回忆计算得出的。
    结果:与对照组相比,AMD患者的豆类消费量明显较高,肉制品消费量较低,盐和咸产品。在男人中,我们发现饮酒量差异有统计学意义.病例组饮用酒精饮料的频率(中位数:每周2次)高于对照组(中位数:每月1-3次)。女性饮酒没有差异。与案例组相比,对照组的饮食能量摄入量明显较高(5,783.8vs.4,849.3kJ/天;p=0.002),蛋白质(65.3vs.52.3克/天;p=0.002),脂肪(57.6vs.49.4克/天;p=0.046),饱和脂肪酸(21.7vs.18.9克/天;p=0.026),碳水化合物(150.4vs.127.1克/天;p=0.017),膳食纤维(13.2vs.11.3克/天;p=0.044),维生素B2(1.0vs.0.9毫克/天;p=0.029),维生素B3(13.9vs.10.0毫克/天;p=0.011),泛酸(3.5vs.2.8毫克/天;p=0.001),维生素B6(1.3vs.1.0毫克/天;p=0.001),钾(1,656.5vs.1,418.0毫克/天;p=0.022),磷(845.4vs.718.7毫克/天;p=0.020),镁(176.5vs.143.0毫克/天;p=0.012),铜(1.0vs.0.8毫克/天;p=0.011),和锌(7.1vs.6.1毫克/天;p=0.012)从24小时回忆中计数。
    结论:根据FFQ,AMD患者和对照组的饮食习惯相似.在案件组的男性中,我们发现有统计学意义的高饮酒量。根据24小时召回,对照组达到了推荐的饮食摄入量,而不是病例。与案例组相比,对照组的饮食能量摄入明显较高,蛋白质,脂肪,饱和脂肪酸,碳水化合物,膳食纤维,维生素B2,维生素B3,泛酸,维生素B6,钾,磷,镁,铜,和锌。
    OBJECTIVE: Age-related macular degeneration (AMD) is the leading cause of irreversible blindness among older adults in developed countries. Although many risk factors are known, the pathogenesis of AMD is still unclear. However, oxidative stress probably plays a vital role in the process of AMD. The increasing prevalence of AMD, risk of vision loss, limited treatment of dry form, expensive treatment of wet form, and decreased quality of life are factors that lead to considering modifiable risk factors of AMD, such as nutrition. This is the first study describing the relationship between dietary habits, dietary nutrient intake and AMD in the Czech Republic.
    METHODS: In this research, a total of 93 cases with AMD and 58 controls without AMD and cataracts participated. All participants were ophthalmologically examined at the Clinic of Eye Treatments at the University Hospital Brno. Data were collected using a pre-tested self-report questionnaire in a face-to-face interview. Food consumption frequency was assessed by an 18-item semiquantitative food-frequency questionnaire (FFQ). Dietary nutrient intakes were calculated from a 24-hour recall.
    RESULTS: Patients with AMD compared with controls had significantly higher consumption of legumes and lower consumption of meat products, salt and salty products. In men, we found statistically significant differences in alcohol consumption. The case group consumed alcoholic beverages more frequently (median: 2 times a week) than the control group (median: 1-3 times a month). No differences in alcohol consumption were found in women. In comparison to the case group, the control group had a significantly higher dietary intake of energy (5,783.8 vs. 4,849.3 kJ/day; p = 0.002), proteins (65.3 vs. 52.3 g/day; p = 0.002), fats (57.6 vs. 49.4 g/day; p = 0.046), saturated fatty acids (21.7 vs. 18.9 g/day; p = 0.026), carbohydrates (150.4 vs. 127.1 g/day; p = 0.017), dietary fibre (13.2 vs. 11.3 g/day; p = 0.044), vitamin B2 (1.0 vs. 0.9 mg/day; p = 0.029), vitamin B3 (13.9 vs. 10.0 mg/day; p = 0.011), pantothenic acid (3.5 vs. 2.8 mg/day; p = 0.001), vitamin B6 (1.3 vs. 1.0 mg/day; p = 0.001), potassium (1,656.5 vs. 1,418.0 mg/day; p = 0.022), phosphorus (845.4 vs. 718.7 mg/day; p = 0.020), magnesium (176.5 vs. 143.0 mg/day; p = 0.012), copper (1.0 vs. 0.8 mg/day; p = 0.011), and zinc (7.1 vs. 6.1 mg/day; p = 0.012) counted from a 24-hour recall.
    CONCLUSIONS: According to FFQ, dietary habits in the patients with AMD and controls were similar. In men from the case group, we found statistically significant higher alcohol consumption. According to a 24-hour recall, the controls achieved recommended dietary intakes rather than cases. In comparison to the case group, the control group had a significantly higher dietary intake of energy, proteins, fats, saturated fatty acids, carbohydrates, dietary fibre, vitamin B2, vitamin B3, pantothenic acid, vitamin B6, potassium, phosphorus, magnesium, copper, and zinc.
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  • 文章类型: Journal Article
    使用基于靶标的方法的新型抗微生物药物的研究和开发提出了一个问题,即任何所得的命中是否也将在其他密切相关的生物体中显示出针对同源靶标的活性。虽然评估所确定的抑制剂与各种靶标之间的预测相互作用的相似性是回答这个问题的明显的第一步,对于如何做到这一点,没有提出明确和一致的框架。在这里,我们开发了多面靶特异性分析(MTSA),并将其应用于III型泛酸激酶(PanKIII)-一种在多种病原菌中进行辅酶A生物合成所需的必需酶-作为案例研究,以确定靶向特定生物体的PanKIII是否会导致窄谱或广谱试剂。我们建议MTSA是指导新的基于靶标的抗微生物药物开发计划的有用工具和辅助工具。
    The research and development of a new antimicrobial drug using a target-based approach raises the question of whether any resulting hits will also show activity against the homologous target in other closely related organisms. While an assessment of the similarities of the predicted interactions between the identified inhibitor and the various targets is an obvious first step in answering this question, no clear and consistent framework has been proposed for how this should be done. Here we developed Multifaceted Target Specificity Analysis (MTSA) and applied it to type III pantothenate kinase (PanKIII ) - an essential enzyme required for coenzyme A biosynthesis in a wide range of pathogenic bacteria - as a case study to establish if targeting a specific organism\'s PanKIII would lead to a narrow- or broad-spectrum agent. We propose that MTSA is a useful tool and aid for directing new target-based antimicrobial drug development initiatives.
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  • 文章类型: Journal Article
    生物素和右泛醇的联合疗法是预防和治疗脱发的众所周知的做法,然而,它没有得到很好的研究。在这项研究中,我们比较了两种生物素和右泛醇治疗弥漫性脱发的6周疗效.50名合格的散发性脱发患者,(41名女性和9名男性)以1:1的比例随机分配,每周6次注射右泛醇安瓿250mg/2ml和生物素安瓿5mg/1ml,由ParsBehvarzan或拜耳公司制造。梳理试验,在第一次治疗之前和最后一次治疗后的1周和8周进行标准头皮摄影和滴管扫描评估。记录患者满意度和药物不良反应。在最后一次治疗后的一周和八周,两组的毛发脱落计数和总毛发密度均显着改善(毛发脱落计数的p值<0.01,Pars和Bayer组的毛发密度为0.04和0.02,分别)。两组在其他任何毛状扫描参数上都没有显着差异,除了在两次随访中,拜耳组的终末/毫毛比率都有所改善,与Pars组相比(第1周和第8周的p值=0.02和0.033)。使用两种品牌的生物素和右泛醇进行为期六周的治疗对扩散型脱发的人是有效且安全的。
    Combination therapy with biotin and dexpanthenol is a well-known practice in preventing and treating hair loss, however, it is not well studied. In this study, we compared the efficacy of the 6-week treatment with two brands of biotin and dexpanthenol for the treatment of diffuse hair loss. Fifty eligible patients with diffused pattern hair loss, (41 women and 9 men) were randomized in a 1:1 ratio to receive either 6 weekly injections of dexpanthenol ampoule 250 mg/2 ml and biotin ampoule 5 mg/1 ml, manufactured by Pars Behvarzan or Bayer Company. Combing test, Standard scalp photography and trichoscan assessment were performed before the first treatment session and one and 8 weeks after the last one. Patients\' satisfaction and drug adverse reactions were also recorded. One and eight weeks after the last treatment session, hair fall count and total hair density significantly improved in both groups (p-value <0.01 for hair fall count and 0.04 and 0.02, for hair density in Pars and Bayer groups, respectively). There was no significant difference between the two groups in any other trichoscan parameter, except for improvement in terminal/vellus hair ratio in the Bayer group in both follow up visits, compared to the Pars group (p-value = 0.02 and 0.033 for weeks one and eight). Six-week treatment with both brands of biotin and dexpanthenol was effective and safe in people with diffused pattern hair loss.
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  • 文章类型: Journal Article
    我们旨在评估维生素B5与全因死亡率的前瞻性关联,并探讨其在中国成人高血压患者中的潜在调节剂。嵌套的,病例对照研究在中国卒中一级预防试验中进行,包括505例各种原因的死亡和505例匹配的对照。中位随访时间为4.5年。这项调查的主要结果指标是全因死亡率,其中包括任何原因的死亡。病例的平均血浆维生素B5浓度(43.7ng/mL)高于对照组(40.9ng/mL)(p=.001)。当维生素B5被进一步评估为五分之一时,与参照组相比(Q1:<33.0ng/mL),全因死亡率风险在第二季度增加29%(OR=1.29,95%CI:0.83-2.01),在第三季度增加22%(OR=1.22,95%CI:0.77-1.94),在第四季度增加62%(OR=1.62,95%CI:1.00-2.62),在第四季度增加77%(OR=1.77,95%CI:1.06-2.95).趋势检验显著(p=0.022)。当Q4-Q5合并时,与Q1-Q3相比,全因死亡风险显著增加41%(OR=1.41,95%CI:1.03-1.95).在叶酸水平正常的人群(p-交互作用=0.019)和老年人(p-交互作用=0.037)中,不良反应更为明显。这项研究表明,较高的血浆维生素B5基线水平是中国高血压患者全因死亡的危险因素,尤其是老年人和那些有足够的叶酸水平。调查结果,如果确认,可能会提供新的临床和营养指南和干预措施,以优化维生素B5水平。
    We aimed to evaluate the prospective association of vitamin B5 with all-cause mortality and explore its potential modifiers in Chinese adults with hypertension. A nested, case-control study was conducted in the China Stroke Primary Prevention Trial, including 505 deaths of all causes and 505 matched controls. The median follow-up duration was 4.5 years. The primary outcome measure in this investigation was all-cause mortality, which encompassed deaths for any reason. The mean plasma vitamin B5 concentration for cases (43.7 ng/mL) was higher than that in controls (40.9 ng/mL) (p = .001). When vitamin B5 was further assessed as quintiles, compared with the reference group (Q1: < 33.0 ng/mL), the risk of all-cause mortality increased by 29% (OR = 1.29, 95% CI: 0.83-2.01) in Q2, 22% (OR = 1.22, 95% CI: 0.77-1.94) in Q3, 62% (OR = 1.62, 95% CI: 1.00-2.62) in Q4, and 77% (OR = 1.77, 95% CI: 1.06-2.95) in Q5. The trend test was significant (p = .022). When Q4-Q5 were combined, a significant 41% increment (OR = 1.41, 95% CI: 1.03-1.95) in all-cause death risk was found compared with Q1-Q3. The adverse effects were more pronounced in those with normal folate levels (p-interaction = .019) and older people (p-interaction = .037). This study suggests that higher baseline levels of plasma vitamin B5 are a risk factor for all-cause mortality among Chinese patients with hypertension, especially among older adults and those with adequate folate levels. The findings, if confirmed, may inform novel clinical and nutritional guidelines and interventions to optimize vitamin B5 levels.
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  • 文章类型: Journal Article
    泛酸激酶相关的神经变性(PKAN)目前没有批准的治疗方法。
    fosmetpantotenate替代疗法的关键试验研究了fosmetpantotenate治疗是否能改善PKAN症状和稳定疾病进展。
    这是随机的,双盲,安慰剂对照,多中心研究评估了膦酸,300毫克口服剂量,每日三次,与安慰剂相比,在24周的双盲期。PANK2致病变种患者,年龄6~65岁,纳入PKAN-日常生活活动(PKAN-ADL)量表评分≥6分的患者.患者被随机分配到活性(fosmetpantenate)或安慰剂治疗,按体重和年龄分层。主要疗效终点是PKAN-ADL第24周的基线变化。
    在2017年7月23日至2018年12月18日之间,84例患者被随机分配(fosmetpantenate:n=41;安慰剂:n=43);所有84例患者均被纳入分析。安慰剂组中有6名患者停止了治疗;两名患者的肌张力障碍恶化,两个人的合规性很差,2人死于PKAN相关并发症(进食过程中的误吸和疾病进展伴呼吸衰竭,分别)。fosmetpantotenate和安慰剂组PKAN-ADL平均(标准差)评分在基线时为28.2(11.4)和27.4(11.5),分别,在第24周分别为26.9(12.5)和24.5(11.8)。在第24周,磷酯和安慰剂之间的最小二乘平均值(95%置信区间)差异为-0.09(-1.69至1.51;P=0.9115)。在fosmetpantenate(8/41;19.5%)和安慰剂(6/43;14.0%)组中,治疗引起的严重不良事件的总发生率相似。
    在PKAN患者中,使用fosmetpantotenate治疗是安全的,但不能改善PKAN-ADL评估的功能。©2020作者由WileyPeriodicalsLLC代表国际帕金森症和运动障碍协会出版的运动障碍。
    Pantothenate kinase-associated neurodegeneration (PKAN) currently has no approved treatments.
    The Fosmetpantotenate Replacement Therapy pivotal trial examined whether treatment with fosmetpantotenate improves PKAN symptoms and stabilizes disease progression.
    This randomized, double-blind, placebo-controlled, multicenter study evaluated fosmetpantotenate, 300 mg oral dose three times daily, versus placebo over a 24-week double-blind period. Patients with pathogenic variants of PANK2, aged 6 to 65 years, with a score ≥6 on the PKAN-Activities of Daily Living (PKAN-ADL) scale were enrolled. Patients were randomized to active (fosmetpantotenate) or placebo treatment, stratified by weight and age. The primary efficacy endpoint was change from baseline at week 24 in PKAN-ADL.
    Between July 23, 2017, and December 18, 2018, 84 patients were randomized (fosmetpantotenate: n = 41; placebo: n = 43); all 84 patients were included in the analyses. Six patients in the placebo group discontinued treatment; two had worsening dystonia, two had poor compliance, and two died of PKAN-related complications (aspiration during feeding and disease progression with respiratory failure, respectively). Fosmetpantotenate and placebo group PKAN-ADL mean (standard deviation) scores were 28.2 (11.4) and 27.4 (11.5) at baseline, respectively, and were 26.9 (12.5) and 24.5 (11.8) at week 24, respectively. The difference in least square mean (95% confidence interval) at week 24 between fosmetpantotenate and placebo was -0.09 (-1.69 to 1.51; P = 0.9115). The overall incidence of treatment-emergent serious adverse events was similar in the fosmetpantotenate (8/41; 19.5%) and placebo (6/43; 14.0%) groups.
    Treatment with fosmetpantotenate was safe but did not improve function assessed by the PKAN-ADL in patients with PKAN. © 2020 The Authors. Movement Disorders published by Wiley Periodicals LLC on behalf of International Parkinson and Movement Disorder Society.
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  • 文章类型: Journal Article
    背景:这项研究的目的是评估和比较含有氯己定的主题凝胶的术后效果,壳聚糖,尿囊素和右泛醇与安慰剂在第三磨牙手术后疼痛和炎症控制方面的比较。
    方法:混合0.2%氯己丁的凝胶,0.5%壳聚糖,5%右泛醇,这项裂口随机对照双盲试验选择了0.15%尿囊素和0.01%糖精钠,包括36例双侧和对称地影响下第三磨牙的患者。手术前将牙齿(n=72)随机分为两组:对照组(CG;给予安慰剂)和实验组(EG)。肿胀,刺耳,术后疼痛,测量并记录伤口愈合和并发症,以评估安慰剂和实验产品之间的差异.
    结果:5例患者在CG中患有肺泡炎(13.9%),研究组无(0%),但差异无统计学意义(p=0.063)。从第0天到第7天,在EG中,三联肌和肿胀明显不明显,和伤口愈合被认为是“良好”的22.2%的CG和97.2%的EG(p<0.001)。与安慰剂组(3.25±1.6)相比,研究中术后7天的平均VAS评分在统计学上较低(2.56±1,19)(p=0.002)。与CG(0.56±0.67)相比,EG在前92小时的平均镇痛药消耗量(0.26±0.51)也在统计学上较低(p=0.003)。
    结论:使用含有氯己定的实验凝胶,壳聚糖,尿囊素和右泛醇似乎可显着减轻术后疼痛,剑端和炎症的迹象。未来的研究应该进一步评估,如果凝胶在第三磨牙摘除后防止干牙槽有效。
    BACKGROUND: The aim of this study was to evaluate and compare the postoperative effect of a topic gel containing chlorhexidine, chitosan, allantoine and dexpanthenol versus a placebo for pain and inflammation control after third molar surgery.
    METHODS: A gel combining 0.2% chlorhexdine, 0.5% chitosan, 5% dexpanthenol, 0.15% allantoin and 0.01% sodium saccharin was selected for this split mouth randomized controlled and double-blind trial including 36 patients with bilaterally and symmetrically impacted lower third molars. The teeth (n=72) were randomly divided into two groups before surgical removal: control group (CG; in which a placebo was given) and experimental group (EG). Swelling, trismus, postoperative pain, wound healing and complications were measured and recorded in order to evaluate differences between the placebo and experimental product.
    RESULTS: Five patients suffered from an alveolitis in the CG (13.9%), and none in the study group (0%), but no statistically significant difference was found (p=0.063). From day 0 to day 7, trismus and swelling were significantly less pronounced in the EG, and wound healing was considered \'good\' in 22.2% for the CG and 97.2% for the EG (p<0.001). Mean VAS scores during the seven postoperative days were statistically lower in the study (2.56±1,19) compared to the placebo group (3.25±1.6) (p=0.002). The mean consumption of analgesic pills during the first 92 hours was also statistically lower in the EG (0.26±0.51) in comparison to the CG (0.56±0.67) (p=0.003).
    CONCLUSIONS: The use of an experimental gel containing chlorhexidine, chitosan, allantoine and dexpanthenol seems to significantly reduce postoperative pain, trismus and signs of inflammation. Future studies should further evaluate, if the gel is effective in dry socket preventing after third molar removal.
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