Skin Care

皮肤护理
  • 文章类型: Journal Article
    初乳在化妆品中越来越受欢迎。本研究比较了波兰绵羊(初乳1)和瑞士绵羊(初乳2)的初乳的组成和选定的生物学特性,特别是那些可以影响健康或患病皮肤的。使用ABTS和DPPH测定法测量初乳的抗氧化活性。对人皮肤成纤维细胞增殖的影响,新生儿表皮角质形成细胞,和从糖尿病足溃疡中分离的人糖尿病成纤维细胞(dHF)细胞也通过MTT和PrestoBlue试验在体外进行了测定,分别。初乳模拟dHF细胞增殖高达115.4%。最高使用浓度的初乳1刺激正常成纤维细胞增殖191.2%(24小时)和222.2%(48小时)。两种初乳均抑制表皮角质形成细胞的活力。比较初乳对dHF细胞增殖相关基因(Ki67)和免疫应答相关基因(IL-6、PTGS-2、TSG-6)表达的影响。初乳1增加伤口闭合率(瘢痕试验)。总脂肪分析,蛋白质和脂肪酸含量发现波兰初乳是比瑞士初乳更丰富的脂肪来源,其中含有大量的蛋白质。两种初乳的特性表明它们可能是皮肤护理化妆品或药物制剂中的有效成分,特别是支持它的再生,嫩肤,伤口愈合。
    Colostrum is gaining popularity in cosmetic products. The present study compared the composition and selected biological properties of colostrum from Polish sheep (colostrum 1) and Swiss sheep (colostrum 2), particularly those that can affect healthy or diseased skin. The antioxidant activity of the colostrums was measured using ABTS and DPPH assays. The effect on the proliferation of human skin fibroblasts, neonatal epidermal keratinocytes, and human diabetic fibroblast (dHF) cells isolated from diabetic foot ulcers was also assayed in vitro by MTT and Presto Blue tests, respectively. The colostrum simulated dHF cell proliferation by up to 115.4%. The highest used concentration of colostrum 1 stimulated normal fibroblast proliferation by 191.2% (24 h) and 222.2% (48 h). Both colostrums inhibited epidermal keratinocyte viability. The influence of the colostrums on the expression of genes related to proliferation (Ki67) and immune response (IL-6, PTGS-2, TSG-6) in dHF cells were compared. Colostrum 1 increased the rate of wound closure (scar test). Analysis of total fat, protein and fatty acid content found the Polish colostrum to be a richer source of fat than the Swiss colostrum, which contained a larger amount of protein. Both colostrums exhibit properties that suggest they could be effective components in cosmetic or medicinal formulations for skin care, especially supporting its regeneration, rejuvenation, and wound healing.
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  • 文章类型: Systematic Review
    目的:接受癌症治疗的患者经历了大量的皮肤,头发,和指甲不良事件,提示他们使用非循证且通常限制性的非处方(OTC)建议来缓解症状。全面评估基于证据的OTC模式对于使癌症患者能够舒适地恢复治疗后的生活并将临床上合理的实践融入他们的自我护理程序至关重要。
    目的:对基于证据的非处方药皮肤进行系统评价和评估,头发,和成人癌症治疗患者的指甲护理建议。
    方法:PubMed,科克伦,Embase,和Medline数据库在2023年3月进行了搜索,以识别针对OTC皮肤的英文文章,头发,和成人患者之前的指甲护理建议,during,以及癌症化疗或放疗(RT)后。根据牛津循证医学中心标准评估质量。
    结果:筛选了2192篇独特文章,其中77项符合纳入标准,由54项随机对照试验(RCT)组成,8个非随机对照队列,1项非随机对照临床试验,3个对照前瞻性队列,4个前瞻性队列,2个对照临床试验,1个前瞻性比较研究,2例病例报告,和2例病例系列讨论9322例患者。在我们的数据库搜索之外的另一篇文章总共包含了78篇文章。具有最佳证据质量的OTC皮肤护理治疗包括保湿霜。我们的评论显示,缺乏基于证据的头发和指甲护理实践。
    结论:本系统综述旨在强调多种OTC皮肤的功效,头发,和成人癌症患者的指甲护理建议,同时鼓励进一步的临床试验,以建立循证管理指南。
    OBJECTIVE: Patients undergoing cancer treatment experience a multitude of skin, hair, and nail adverse events, prompting them to use non-evidence-based and often restrictive over-the-counter (OTC) recommendations to alleviate their symptoms. Comprehensively assessing evidence-based OTC modalities is crucial to enable cancer patients to comfortably resume their lives post-treatment and integrate clinically sound practices into their self-care routines.
    OBJECTIVE: Perform a systematic review and assessment of evidence-based OTC skin, hair, and nail care recommendations for adult patients undergoing cancer treatment.
    METHODS: PubMed, Cochrane, Embase, and Medline databases were searched in March 2023 to identify English articles addressing OTC skin, hair, and nail care recommendations for adult patients before, during, and after cancer chemotherapy or radiation therapy (RT). Quality was assessed with Oxford Centre for Evidence Based Medicine criteria.
    RESULTS: 2192 unique articles were screened, of which 77 met inclusion criteria consisting of 54 randomized controlled trials (RCT), 8 non-randomized controlled cohorts, 1 non-randomized controlled clinical trial, 3 controlled prospective cohorts, 4 prospective cohorts, 2 controlled clinical trials, 1 prospective comparative study, 2 case reports, and 2 case series discussing 9322 patients. An additional article outside of our database search was included for a total of 78 articles. OTC skin care treatments with the best quality of evidence included moisturizing creams. Our review revealed a paucity of evidence-based hair and nail care practices.
    CONCLUSIONS: This systematic review serves to highlight the efficacy of diverse OTC skin, hair, and nail care recommendations for adult cancer patients while encouraging further clinical trials to establish evidence-based management guidelines.
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  • 文章类型: Journal Article
    我们将流氓毛发定义为典型的激素驱动的毛发区域之外的面部异常长的毛发。这些代表了一种常见且以前没有记录的现象。这项混合方法研究使用病例系列描述了流氓毛发的频率和临床特征,患者调查,社交媒体分析。
    临床病例由皮肤科医生鉴定,并在社交媒体平台上搜索其他案例。使用定性主题分析对社交媒体评论进行了审查。在学术皮肤科诊所对患者进行了调查。
    病例系列显示,这些毛发见于儿童和成人身上,男人和女人,跨越种族。在接受调查的病人中,18%的人报告了流氓头发。社交媒体分析强调了突然出现的常见经历,频繁的移除尝试,与皮肤科医生的互动最少。
    这项混合方法研究定义了脸上的流氓毛发,强调他们的患病率,尽管他们的良性性质。虽然这些毛发的生物学解释仍然未知,该研究强调了社交媒体作为临床查询工具和增强对患者体验的理解的潜力.该研究为经历流氓毛发的个体提供了基于证据的信息,并促使未来研究这种普遍现象的生物学机制。
    这项研究定义了一个新术语,称为“流氓毛发”,即通常长毛发生长的地方之外的脸上的异常长毛发。这些毛发很常见,但以前在医学文献中没有报道过。这项研究描述了这些毛发发生的频率,它们发生的地方,以及拥有它们的人的其他细节。皮肤科医生发现了有流氓毛发的人,和社交媒体平台进行搜索,以找到更多的人与这些头发。这项研究还使用调查和社交媒体网站来了解有这些头发的人。结果显示这些毛发见于儿童和成人,男人和女人,跨越种族。18%的接受调查的患者报告了流氓头发。社交媒体分析显示了突然出现的常见经历,经常试图去除头发,与皮肤科医生的互动最少。这些头发的原因尚不清楚。这项研究强调了社交媒体作为回答临床问题和更好地了解患者体验的工具的潜力。该研究为经历无赖毛发的个体提供了基于证据的信息,并促使未来研究这种普遍现象的原因。
    UNASSIGNED: We define rogue hairs as unusually long hairs on the face outside of the typical hormone-driven hair-bearing areas. These represent a common and previously undocumented phenomenon. This mixed-method study describes the frequency and clinical features of rogue hairs using a case series, patient survey, and social media analysis.
    UNASSIGNED: Clinical cases were identified by dermatologists, and social media platforms were searched for additional cases. Social media comments were reviewed using qualitative thematic analysis. Surveys were administered to patients at an academic dermatology clinic.
    UNASSIGNED: The case series revealed these hairs are seen in children and adults, men and women, and across races. Of the surveyed patients, 18% reported rogue hairs. Social media analysis highlighted common experiences of sudden appearance, frequent removal attempts, and minimal interaction with dermatologists.
    UNASSIGNED: This mixed-method study defines rogue hairs on the face, underscoring their prevalence despite their benign nature. While the biological explanation for these hairs remains unknown, the study highlights the potential of social media as a tool for clinical inquiry and enhanced understanding of the patient experience. The study provides evidence-based information for individuals experiencing rogue hairs and prompts future research into the biologic mechanisms underlying this common phenomenon.
    This research defines a new term called “rogue hairs” which are unusually long hairs on the face outside of the places where long hairs typically grow. These hairs are common but were not previously reported in medical literature. This study describes how often these hairs occur, where they occur, and other details about the people who have them. People with rogue hairs were identified by dermatologists, and social media platforms were searched to find additional people with these hairs. This study also used surveys and social media websites to learn about people with these hairs. The results showed that these hairs are seen in children and adults, men and women, and across races. Eighteen percent of the surveyed patients reported rogue hairs. Social media analysis showed common experiences of sudden appearance, frequent attempts to remove the hairs, and minimal interaction with dermatologists. The cause for these hairs is not known. This study highlights the potential of social media as a tool for answering clinical questions and better understanding the patient experience. The study provides evidence-based information for individuals experiencing rogue hairs and prompts future research into the causes of this common phenomenon.
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  • 文章类型: Journal Article
    背景:护肤品和化妆品“起球”是一种难看且不受欢迎的现象,由此诸如保湿剂或粉底球之类的护肤品在皮肤上形成薄片。迄今为止,护肤品起球的原因尚未研究。这项研究旨在研究皮肤生理学与防晒霜和粉底起球潜力之间的关系(消费者报告最多的两种产品会引起起球)。这项研究还检查了产品应用方法对起球的影响。
    方法:来自广州的528名女性志愿者,中国,年龄在20至49岁之间,接受了各种临床皮肤评估,其次是产品分层的三个步骤。在每个产品施用步骤之后评估起球。
    结果:217名志愿者(41%)经历了起球。大多数起球(n=655事件)发生在涂抹防晒霜后,而只有几个起球事件(n=35)发生与基础。98.9%的病例因防晒引起的基础起球改善。使用防晒霜和粉底进行起球的志愿者的面部皮肤水合作用和油性显着降低,更高的pH,皮肤质地光滑(P<0.05)。两种应用方法,以圆周运动和直线运动摩擦产品,产生最多的起球事件。
    结论:这项研究为起球的原因提供了第一个见解。防晒霜是起球的推动者,而粉底在许多情况下可以解决防晒剂引起的起球。皮肤生理学,尤其是更干燥,更光滑的皮肤,更高的pH值,和产品施用方法可能是造成这种不良现象的因素。
    BACKGROUND: Skincare and makeup \"pilling\" is an unsightly and undesirable phenomenon whereby skincare such as moisturizers or foundation ball up to form flakes on the skin. To date, the causes of skincare product pilling have not been studied. This study aimed to examine the relationship between skin physiology and pilling potential of sunscreen and foundation (the two products most reported by consumers to cause pilling). This study also examined the effects of product application methods on pilling.
    METHODS: 528 female volunteers from Guangzhou, China, aged between 20 and 49 years, underwent various clinical skin assessments, followed by three steps of product layering. Pilling was assessed after each product application step.
    RESULTS: 217 volunteers (41%) experienced pilling. The majority of pilling (n = 655 events) occurred following sunscreen application, while only a few pilling events (n = 35) occurred with foundation. Foundation improved pilling caused by sunscreen in 98.9% of cases. Volunteers experiencing pilling with both sunscreen and foundation had significantly lower facial skin hydration and oiliness, higher pH, and smoother skin texture (P < 0.05). Two application methods, rubbing of products in circular and linear motions, yielded the highest numbers of pilling events.
    CONCLUSIONS: This study has provided the first insights into the causes of pilling. Sunscreen is a promoter of pilling, while foundation may resolve sunscreen-induced pilling in many cases. Skin physiology, particularly drier, smoother skin with higher pH, and product application methods are likely contributing factors to this undesirable phenomenon.
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  • 文章类型: Journal Article
    背景:抗衰老产品被广泛使用,但对安全和更有效的抗衰老产品的需求不断增加。溶解微针贴剂(MNP)提供了更有效的经皮药物递送溶液。MNP是开发更好的抗衰老产品的有希望的候选人。
    目标:为了开发更有效的抗衰老MNP产品,我们使用液滴延伸(DEN®)技术制造了双抗皱微针贴片(名为DA-MNP),并评估了其皮肤穿刺能力,安全,通过临床研究和疗效。
    方法:包含透明质酸(HA)聚合物骨架的DA-MNP,使用DEN®技术制备乙酰八肽-3和L-抗坏血酸2-葡糖苷和环状溶血磷脂酸钠。还制造了仅包含HA的安慰剂MNP。24名健康受试者参加了这项比较临床研究。将DA-MNP或安慰剂MNP分别施用于受试者的左眼和右眼过夜。评估,包括改善皱纹,经表皮失水(TEWL),在28天的每个预定访视日评估了提眼力和不良反应.
    结果:DA-MNP显示出足以刺穿角质层的机械强度。与安慰剂MNP组相比,DA-MNP治疗组显示出有效的眼部皱纹改善和更好的皮肤老化,TEWL降低,增强皮肤弹性和提升,没有不良影响。
    结论:本研究表明,制造的DA-MNP对深层皱纹表现出快速作用,并增强了抗衰老功效,没有皮肤安全问题。因此,这种DA-MNP可以作为一种新的皮肤皱纹和老化的透皮给药方案。
    BACKGROUND: Anti-aging products are widely used, but the desire for safe and more efficient anti-aging products continues to increase. Dissolving microneedle patches (MNPs) have provided a more efficient transdermal drug delivery solution. MNP is a promising candidate for developing better anti-aging products.
    OBJECTIVE: To develop a more efficient anti-aging MNP product, we fabricated a dual anti-wrinkle microneedle patch (named DA-MNP) using droplet extension (DEN®) technology and evaluated its skin puncture ability, safety, and efficacy through clinical studies.
    METHODS: A DA-MNP comprising hyaluronic acid (HA) polymer backbone, acetyl octapeptide-3, and L-ascorbic acid 2-glucoside and sodium cyclic lysophosphatidic acid was fabricated using DEN® technology. Placebo MNPs comprising only HA were also fabricated. Twenty-four healthy subjects were enrolled in this comparative clinical study. The DA-MNP or placebo MNP was separately applied to the left and right eyes of subjects for overnight. Assessments, including wrinkle improvement, trans-epidermal water loss (TEWL), eye lifting and adverse effects were evaluated at each scheduled visit day for 28 days.
    RESULTS: The DA-MNP showed mechanical strength enough for puncturing the stratum corneum. Compared to placebo MNP group, the DA-MNP treated group showed an effective eye wrinkles improvement and better anti-aging of skin, with reduced TEWL, enhanced skin elasticity and lifting, and no adverse effects.
    CONCLUSIONS: The present study demonstrated that the fabricated DA-MNP exhibited fast acting on deep wrinkles and enhanced anti-aging efficacy, with no skin safety concern. Thus, this DA-MNP may serve as a new transdermal delivery solution for skin wrinkling and aging.
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  • 文章类型: Case Reports
    失禁相关性皮炎是老年临床患者中常见的健康问题,导致相关的严重皮肤损伤,如压力性溃疡,继发感染,住院时间长。这项初步研究旨在开发和检查护理计划在预防老年患者失禁相关性皮炎(IAD)中的作用。本研究包括10名失禁相关性皮炎高风险的老年患者:5名患者接受了结合混合产品的护理计划,另外五个人接受了护理计划,并单独使用了产品。使用肛周评估工具(PAT-T)进行风险评估,用于严重程度评估的失禁相关性皮炎发明工具(IADIT-T),皮肤表面的pH值,和皮肤表面的水分。结果显示,护理计划和皮肤产品是可用和可接受的,提供分步详细信息,并且简单易懂。护理方案结合使用氧化锌产品和凡士林可以预防和减少老年患者失禁相关性皮炎的严重程度。此外,它还可以将皮肤表面的pH值提高到适合皮肤状况的温和酸度,并通过混合皮肤产品的护理程序更好地增加皮肤的水分。这项初步研究证实,所开发的程序可以在实践中应用。此外,该程序可用于降低IAD的发生率和皮肤表面pH值,但增加皮肤水分。然而,未来的研究需要有更大的样本量,并应用更实质性的研究设计,以提高准确性和概括性。
    OSFhttps://osf.io/8gj3d。
    UNASSIGNED: Incontinence-associated dermatitis is a common health problem among older clinical patients, causing related severe skin damage such as pressure ulcers, secondary infection, and long length of hospital stay. This pilot study aimed to develop and examine the effects of nursing programs in preventing incontinence-associated dermatitis (IAD) among older patients. Ten older patients at high risk of incontinence-associated dermatitis were included in this study: five patients received a nursing program combined with mixed products, and another five received a nursing program combined with separate use of products. The program was evaluated using a perianal assessment tool (PAT-T) for risk assessment, the incontinence-associated dermatitis invention tool (IADIT-T) for severity assessment, the skin surface pH, and skin surface moisture. The results revealed that the nursing program and skin products are usable and acceptable, provide step-by-step details, and are simple and easy to follow. The nursing program combined with using zinc oxide products followed by petroleum jelly can prevent and decrease the severity of incontinence-associated dermatitis in older patients. Moreover, it can also improve the skin surface pH to a mild acidity appropriate for the skin condition and increase the skin\'s moisture better the nursing program with mixed skin products. This pilot study confirmed that the developed program can be applied in practice. Moreover, the program could be used to decrease the incidence of IAD and skin surface pH but increase skin moisture. However, future study with a larger sample size and applying a more substantial research design for more accuracy and generalization is needed.
    UNASSIGNED: OSF https://osf.io/8gj3d.
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  • 文章类型: Journal Article
    该研究旨在评估干预措施对澳大利亚一个州的六家医院失禁相关性皮炎(IAD)的患病率和严重程度的影响。这种准实验的前后研究,在18个病房进行,是关于失禁相关性皮炎的更大实施科学研究的一部分。在2020年2月和3月(干预前)以及2021年7月和8月(干预后)对患者进行了皮肤和失禁评估。干预措施包括节制评估和管理,给病人的教育手册,家庭和照顾者在IAD,根特全球IAD分类工具(GLOBIAD)和具有患者皮肤保护措施的皮肤护理制度(三合一屏障乳膏布,最小化床保护层,使用适当的节制辅助设备)。总共对1897名患者进行了评估(干预前=964,干预后=933)。共有343例(35.6%)干预前患者和351例(37.6%)干预后患者出现尿失禁。干预前组医院获得性IAD的患病率为6.71%,干预后组为4.27%;尽管患者的视力较高,但降低了36.3%(p=0.159)。与干预前相比,干预后组双失禁和COVID-19大流行的患病率.我们的多点最佳实践IAD预防和治疗干预能够降低医院获得性IAD的患病率和严重程度,表明干预的持久有效性。
    The study aimed to evaluate the effect of an intervention on the prevalence and severity of incontinence-associated dermatitis (IAD) in six hospitals in one state in Australia. This quasi-experimental pre-and post-study, conducted in 18 wards, was part of a larger implementation science study on incontinence-associated dermatitis. Skin and incontinence assessments were conducted on patients during February and March 2020 (pre-intervention) and July and August 2021 (post-intervention). The intervention comprised continence assessment and management, an education brochure for patients, family and caregivers on IAD, the Ghent Global IAD Categorisation Tool (GLOBIAD) and a skin care regime with patient skin protection measures (three-in-one barrier cream cloths, minimisation of bed protection layers, use of appropriate continence aid). A total of 1897 patients were assessed (pre-intervention = 964, post-intervention = 933). A total of 343 (35.6%) pre-intervention patients and 351 (37.6%) post-intervention patients had incontinence. The prevalence of hospital-acquired IAD was 6.71% in the pre-intervention group and 4.27% in the post-intervention group; a reduction of 36.3% (p = 0.159) despite higher patient acuity, prevalence of double incontinence and the COVID-19 pandemic in the post-intervention group compared with the pre-intervention group. Our multisite best practice IAD prevention and treatment intervention was able to reduce the prevalence and severity of hospital-acquired IAD, suggesting enduring effectiveness of the intervention.
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  • 文章类型: Journal Article
    萎缩性疤痕是一种严重的粉刺后遗症,这会对患者的生活产生负面影响。分数微等离子体射频(RF)已成为一种有前途的方式,利用真皮成纤维细胞重塑来增强疤痕和色素沉着过度的美学效果。这项研究评估了高功率分数微等离子体射频治疗萎缩性痤疮疤痕的疗效和安全性,考虑患者对程序不适的耐受性。
    在这项前瞻性研究中,95例面部萎缩性痤疮疤痕的中国患者接受了三次分级微等离子体射频治疗,在治疗后1、3和6个月进行评估。根据治疗功率对患者进行分类:A组(50-70W)和B组(70-85W)。疗效由三位独立的皮肤科医生使用数码照片和Echelled'CicatriceCiniqued'Acné(ECCA)评分确定,和患者报告的结果衡量的满意度水平。
    86名患者完成了研究。观察到显著的改善,ECCA评分从107.21降至42.27(P<0.05),这两组都显示出明显的疤痕改善,尽管B组的结果更好。所有患者都经历了短暂的副作用,如疼痛,红斑,水肿,认为可以耐受,没有长期不良反应报告。治疗效果很好,满意度很高,强调其疗效和可接受的安全性。
    部分微等离子体射频治疗,特别是在更高的功率设置下,是治疗萎缩性痤疮疤痕的有效和安全的选择,提供显著的美学改善与可控的不适。这种方式为痤疮疤痕管理策略提供了有价值的补充,特别是对于寻求最短停机时间和减少过度色素沉着风险的较深肤色的患者。
    UNASSIGNED: Atrophic scarring is a severe form-disfiguring sequela of acne, which can lead to negative effect on patients\' life. Fractional microplasma radiofrequency (RF) has emerged as a promising modality, leveraging dermal fibroblast remodeling to enhance aesthetic results for scars and hyperpigmentation. This study evaluates the efficacy and safety of high-power fractional microplasma RF for atrophic acne scars, considering patient tolerance to procedural discomfort.
    UNASSIGNED: In this prospective study, 95 Chinese patients with atrophic facial acne scars underwent three sessions of fractional microplasma RF treatment, with assessments at 1, 3, and 6 months post-treatment. Patients were categorized based on treatment power: Group A (50-70 W) and Group B (70-85 W). Efficacy was determined by three independent dermatologists using digital photographs and Echelle d\'Evaluation Clinique des Cicatrices d\'Acné (ECCA) scores, and patient-reported outcomes gauged satisfaction levels.
    UNASSIGNED: Eighty-six patients completed the study. Significant improvements were observed, with a reduction in ECCA scores from 107.21 to 42.27 (P<0.05), demonstrating notable scar amelioration across both groups, albeit with a superior outcome in Group B. All patients experienced transient side effects such as pain, erythema, and edema, deemed tolerable with no long-term adverse effects reported. The treatment was well-received, with high satisfaction rates, underscoring its efficacy and acceptable safety profile.
    UNASSIGNED: Fractional microplasma RF therapy, particularly at higher power settings, is an effective and safe option for treating atrophic acne scars, offering significant aesthetic improvement with manageable discomfort. This modality presents a valuable addition to acne scar management strategies, especially for patients with darker skin tones seeking minimal downtime and reduced risk of hyperpigmentation.
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  • 文章类型: Journal Article
    背景:虽然不是普遍的,正在为出生时体重<500克的婴儿提供积极护理,称为适合胎龄的超低出生体重(ULBW)婴儿。这些婴儿死亡或发生重大疾病的风险最大。ULBW婴儿在生命的最初几天由于皮肤的极端解剖和生理不成熟而面临与流体和热量损失以及皮肤损伤相关的挑战。尽管有关于ULBW婴儿结局的新兴文献,缺乏证据为这一婴儿队列提供最佳护理的实践指南提供依据.
    方法:使用PubMed和Embase数据库对文献进行了全面回顾。搜索关键词包括\"体温调节或体温调节\",\"培养箱湿度\",\"护肤\",\"婴儿,极低出生体重\"和\"超低出生体重婴儿\"。
    结果:体温调节的证据,培养箱湿度,和护肤措施适用于出生时体重<1500g的早产儿,但不适用于ULBW婴儿。体温调节的研究,培养箱湿度,或皮肤护理实践的样本量较小,不包括ULBW婴儿的亚组分析.ULBW婴儿的当前实践建议是根据对极低和/或极低出生体重婴儿的研究而采用的。
    结论:这篇叙述性综述侧重于体温调节方面的挑战,培养箱湿度,和ULBW婴儿的护肤实践,突出了当前的研究差距,并提出了为改善ULBW婴儿健康结果的实践提供信息的潜在发展。视频摘要(MP41,49,115kb)。
    BACKGROUND: Although not universal, active care is being offered to infants weighing < 500 g at birth, referred to as ultra-low birth weight (ULBW) infants appropriate for gestational age. These infants have the greatest risk of dying or developing major morbidities. ULBW infants face challenges related to fluid and heat loss as well as skin injury in the initial days of life from extreme anatomical and physiological immaturity of the skin. Although there is an emerging literature on the outcomes of ULBW infants, there is a paucity of evidence to inform practice guidelines for delivering optimal care to this cohort of infants.
    METHODS: A comprehensive review of the literature was performed using the PubMed and Embase databases. Searched keywords included \"thermoregulation or body temperature regulation\", \"incubator humidity\", \"skin care\", \"infant, extremely low birth weight\" and \"ultra-low birth weight infants\".
    RESULTS: Evidences for thermoregulation, incubator humidity, and skincare practices are available for preterm infants weighing < 1500 g at birth but not specifically for ULBW infants. Studies on thermoregulation, incubator humidity, or skincare practices had a small sample size and did not include a sub-group analysis for ULBW infants. Current practice recommendations in ULBW infants are adopted from research in very and/or extremely low birth weight infants.
    CONCLUSIONS: This narrative review focuses on challenges in thermoregulation, incubator humidity, and skincare practices in ULBW infants, highlights current research gaps and suggests potential developments for informing practices for improving health outcomes in ULBW infants. Video abstract (MP4 1,49,115 kb).
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  • 文章类型: Journal Article
    从农业废弃物中获得高附加值化合物日益受到重视,因为它既可以提高资源利用效率,又可以减少废物产生。在这项研究中,多糖是从Abelmoschusmanihot(L.)通过高效超声辅助提取(UAE)。确定最佳条件为固液比SL=1:20,温度T=30°C,时间T=40min,提取率为13.41%。成分分析表明,葡萄糖(Glc,44.65%),鼠李糖(Rha,26.30%),半乳糖醛酸(GalA,12.50%)和半乳糖(Gal,9.86%)是提取物的主要单糖。提取物显示40.95%的低酯化度(DE)值,其傅里叶变换红外(FT-IR)光谱显示多糖的多个特征峰。受多糖广泛的化妆品应用的启发,通过保湿性评估提取物的护肤效果,总酚含量(TPC)定量,2,2-二苯基-1-吡啶酰肼(DPPH)自由基清除活性,抗透明质酸酶和抗弹性蛋白酶活性实验。提取液48h的保湿率为10.75%,优于市售保湿剂透明质酸(HA)。此外,在2mg/mL浓度下,TPC值为16.16mgGAE/g(dw),DPPH自由基清除活性为89.20%,表明提取物具有很强的抗氧化性能。此外,抗透明质酸酶活性和中度抗弹性蛋白酶活性分别为72.16%和42.02%,分别。总的来说,体外护肤效果实验提示保湿,抗氧化剂,A.manihot根提取物的抗自由基和抗衰老活性,表明其在化妆品行业的潜在应用。
    Obtaining high-added value compounds from agricultural waste receives increasing attention, as it can both improve resource utilization efficiency and reduce waste generation. In this study, polysaccharides are extracted from the discarded roots of Abelmoschus manihot (L.) by the high-efficiency ultrasound-assisted extraction (UAE). The optimized condition was determined as solid-liquid ratio SL ratio = 1:20, temperature T = 30 °C and time T = 40 min, achieving an extraction yield of 13.41%. Composition analysis revealed that glucose (Glc, 44.65%), rhamnose (Rha, 26.30%), galacturonic acid (GalA, 12.50%) and galactose (Gal, 9.86%) are the major monosaccharides of the extract. The extract showed a low degree of esterification (DE) value of 40.95%, and its Fourier-transform infrared (FT-IR) spectrum exhibited several characteristic peaks of polysaccharides. Inspired by the wide cosmetic applications of polysaccharides, the skincare effect of the extract was evaluated via the moisture retention, total phenolic content (TPC) quantification, 2,2-Diphenyl-1-picrylhydrazyl (DPPH)-free radical scavenging activity, anti-hyaluronidase and anti-elastase activity experiments. The extract solutions demonstrated a 48 h moisture retention rate of 10.75%, which is superior to that of commercially available moisturizer hyaluronic acid (HA). Moreover, both the TPC value of 16.16 mg GAE/g (dw) and DPPH-free radical scavenging activity of 89.20% at the concentration of 2 mg/mL indicated the strong anti-oxidant properties of the extract. Furthermore, the anti-hyaluronidase activity and moderate anti-elastase activity were determined as 72.16% and 42.02%, respectively. In general, in vitro skincare effect experiments suggest moisturizing, anti-oxidant, anti-radical and anti-aging activities of the A. manihot root extract, indicating its potential applications in the cosmetic industry.
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