pomegranate

石榴
  • 文章类型: Journal Article
    糖尿病是一种代谢和慢性疾病,与饮食模式和缺乏运动等生活方式因素有关。这项随机临床研究旨在开发一种新的饮食干预措施,使用基于石榴皮粉的多粒chapatti来预防糖尿病。该产品是通过将石榴皮粉末掺入小麦粉的混合物中配制而成的,珍珠粉,小米粉,还有鹰嘴豆粉.研究包括各种治疗方法的制定(Tc,T1、T2和T3)在产品开发之后,并对这些治疗方法进行了全面评估。分析了以石榴皮粉为基础的多粒chapatti的营养成分和抗氧化潜力。感官属性,包括味道,纹理,和总体可接受性,进行了评估。此外,生化分析,包括血糖水平和HbA1C,进行评估干预措施对血糖代谢的影响。结果表明,在含15%石榴汁的T3处理中,产品的营养特征和植物化学潜力显着改善。发现T3的总体可接受性很高,表明包含石榴皮粉末在味道和感官品质方面很受欢迎。重要的是,临床试验显示,在接受以石榴皮粉为基础的多粒chapatti的干预组中,效果良好.血糖分析和HbA1C评估表明,这种创新饮食产品的消费有助于改善血糖代谢,提示其作为糖尿病预防策略的潜力。
    Diabetes mellitus is a metabolic and chronic disease linked to lifestyle factors like dietary patterns and physical inactivity. This randomized clinical study aimed to develop a novel dietary intervention using pomegranate peel powder-based multigrain chapatti to prevent diabetes. The product was formulated by incorporating pomegranate peel powder into a mixture of wheat flour, pearl flour, millet flour, and chickpea flour. The study included the formulation of various treatments (Tc, T1, T2, and T3) following product development, and these treatments were subjected to comprehensive assessments. The nutritional composition and antioxidant potential of the pomegranate peel powder-based multigrain chapatti were analyzed. Sensory attributes, including taste, texture, and overall acceptability, were evaluated. Additionally, biochemical analyses, including blood glucose levels and HbA1C, were conducted to assess the impact of the interventions on blood glucose metabolism. The results revealed that the nutritional profile and phytochemical potential of the product improved significantly in treatment T3, which contained 15% pomegranate juice. Overall acceptability was found to be high for T3, indicating that the inclusion of pomegranate peel powder was well received in terms of taste and sensory qualities. Importantly, the clinical trial demonstrated positive outcomes in the intervention group receiving the pomegranate peel powder-based multigrain chapatti. Blood glucose analysis and HbA1C assessments indicated that the consumption of this innovative dietary product contributed to improved blood glucose metabolism, suggesting its potential as a preventive strategy for diabetes.
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  • 文章类型: Journal Article
    BACKGROUND: A growing number of consumers are embracing the philosophy that natural products are better for their health and the environment. As such, they are seeking products they perceive to be safer, healthier, and without toxic chemical or synthetic ingredients. Natural products are gentle enough for daily use and provide a less abrasive alternative to more potent prescription formulations meant for short-term use. Herbal antimicrobial and antioxidant mouth rinses are considered effective adjuncts to toothbrushing and flossing for patients having gingivitis who have undergone implant treatment, providing a clinically significant benefit in the reduction of dental plaque, and also being antioxidant in nature.
    METHODS: Three types of plant species were taken into consideration. Phyllanthus emblica fruit, Punica granatum flower, and Illicium verum fruit and seed were collected from the native trees of Chennai, Tamil Nadu.
    CONCLUSIONS: We conclude that P. emblica fruit, P. granatum flower, and I. verum fruit and seed exhibit large amounts of flavonoids, phenolics, and tannins. This study also shows that these samples can be used in clinical practice as it has less hematotoxixity percentage. P. granatum that is a pomegranate flower shows a high positive percentage in the presence of flavonoids and phenols. These plant extracts can be used in further studies and in clinical use as mouthwash or topical gel by adding preservatives and flavoring agents.
    RésuméEn tant que tels, ils recherchent des produits qu’ils perçoivent comme étant plus sûrs, plus sains et sans ingrédients chimiques ou synthétiques toxiques. Les produits naturels sont suffisamment doux pour un usage quotidien et offrent une alternative moins abrasive aux formulations d’ordonnance plus puissantes destinées à une utilisation à court terme. Les bains de bouche antimicrobiens et antioxydants à base de plantes sont considérés comme des compléments efficaces au brossage des dents et à l’utilisation de la soie dentaire pour les patients atteints de gingivite qui ont subi un traitement implantaire, offrant un avantage cliniquement significatif dans la réduction de la plaque dentaire et étant également de nature antioxydante. Matériels et méthodes: Trois types d’espèces végétales ont été pris en considération. Le fruit de Phyllanthus emblica, la fleur de Punica granatum et le fruit et la graine d’Illicium verum ont été récoltés sur les arbres indigènes de Chennai, Tamil Nadu. Résultats et Conclusion: Nous concluons que les fruits de P. emblica, la fleur de P. granatum et les fruits et graines d’I. verum présentent de grandes quantités de flavonoïdes, de composés phénoliques et de tanins. Cette étude montre également que ces échantillons peuvent être utilisés en pratique clinique car ils ont un pourcentage d’hématotoxinie inférieur. P. granatum qui est une grenadeLa fleur présente un pourcentage positif élevé en présence de flavonoïdes et de phénols. Ces extraits de plantes peuvent être utilisés dans d’autres études et en utilisation clinique comme bain de bouche ou gel topique en ajoutant des conservateurs et des agents aromatisants.
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  • 文章类型: Journal Article
    目的:本研究的目的是确定与皮质类固醇治疗相比,石榴花(PG)花对复发性口疮性口炎的治疗效果。
    方法:这项交叉随机临床试验是对2021年因RAS转诊到设拉子牙科学校的患者进行的。所有参与者都间隔一个月使用石榴花片剂和Triadent冲洗时间,并进行了比较。在实验组中,30例患者接受石榴花片,每天三片,6天。在对照组中,Triadent口服膏剂已每天开三次,共6天。在第0-6天评估视觉模拟量表(VAS)和RAS的大小。数据采用SPSS21版进行分析。使用Wilcoxon检验。
    结果:参与者的平均年龄为27.8±14.77岁。在这项研究中,15名患者(50%)为男性,15名患者(50%)为女性。在所有天的两个评估组中使用规定治疗后的VAS的平均值显著不同,使得PG花片剂的VAS值低于Triadent(p值<0.05)。除了第1天(p值=0.29)外,在所有评估日(p值<0.05),使用PG花片的参与者的口腔病变大小均显着小于使用Triadent的参与者。Triadent和PG花平板电脑用户的VAS从第1天到第6天的下降斜率是显着且明显的。(p值<0.05)。
    结论:根据本研究的结果,石榴花片和Triadent都有助于减小尺寸,愈合期,和RAS患者的VAS,但是PG花片更有效。
    OBJECTIVE: The purpose of this study was to determine the therapeutic effect of the Punica granatum (PG) flower on recurrent aphthous stomatitis in comparison with corticosteroid therapy.
    METHODS: This cross-over randomized clinical trial was conducted on the patients who had been referred to Shiraz Dental School for their RAS in 2021. All the participants used both P. granatum flower tablets and Triadent a month apart for wash-out time and all compared themselves. In the experimental group, 30 patients received pomegranate flower tablets, three tablets daily, for 6 days. In the control group, oral paste Triadent has been prescribed three times a day for 6 days. The visual analog scale (VAS) and the size of RAS were evaluated on Days 0-6. Data were analyzed by SPSS version 21. The Wilcoxon test was used.
    RESULTS: The mean age of participants was 27.8 ± 14.77 years old. In this study, 15 patients (50%) were men and 15 patients (50%) were women. The mean value of VAS after using prescribed treatment in both evaluated groups on all days was significantly different such that the VAS values were lower for PG flower tablets than Triadent (p value < 0.05). The size of oral lesions in participants who used PG flower tablets was significantly less than those who used Triadent on all evaluation days (p value < 0.05) except on Day 1 (p value = 0.29). The descending slope of VAS from Days 1 to 6 for both Triadent and PG flower tablet users was significant and noticeable. (p value < 0.05).
    CONCLUSIONS: According to the result of this study, both P. granatum flower tablet and Triadent are useful in reducing the size, period of healing, and VAS of patients with RAS, but the PG flower tablet is more effective.
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  • 文章类型: Journal Article
    果酒生产的增长趋势反映了消费者对小说的兴趣,多样化的饮酒体验和对更健康饮料选择的日益增长的需求。猕猴桃制成的果酒,石榴,使用S.bayanusLalvin菌株EC1118发酵的柿子证明了酿酒技术的多功能性。猕猴桃,柿子,使用HPLC和GC-TOFMS分析来分析石榴酒,以确定其酚酸和挥发性化合物的浓度。这些结果得到了傅立叶变换红外(FTIR)光谱的支持,以表征和比较这些葡萄酒多酚区域的化学位移。葡萄酒的表征包括基于NO的抗炎测定,TNF-α,RAW264.7巨噬细胞模型中IL-6的产生。FTIR光谱预测了葡萄酒中的抗氧化剂和酚类含量。在多酚方面,主要以绿原为代表,咖啡因,和没食子酸,石榴和猕猴桃酒显示出更大的益处。然而,猕猴桃葡萄酒表现出高度多样化的挥发性化合物。需要进一步分析,特别是关于在发酵过程中使用其他微生物和非酵母属菌株的方法。这些葡萄酒具有很高的生物抗氧化潜力和健康特性,为未来专注于设计健康功能食品的努力提供有价值的见解。
    The growing trend in fruit wine production reflects consumers\' interest in novel, diverse drinking experiences and the increasing demand for healthier beverage options. Fruit wines made from kiwi, pomegranates, and persimmons fermented using S. bayanus Lalvin strain EC1118 demonstrate the versatility of winemaking techniques. Kiwifruit, persimmon, and pomegranate wines were analyzed using HPLC and GC-TOFMS analyses to determine their concentrations of phenolic acids and volatile compounds. These results were supported by Fourier transform infrared (FTIR) spectroscopy to characterize and compare chemical shifts in the polyphenol regions of these wines. The wines\' characterization included an anti-inflammatory assay based on NO, TNF-alpha, and IL-6 production in the RAW 264.7 macrophage model. FTIR spectroscopy predicted the antioxidant and phenolic contents in the wines. In terms of polyphenols, predominantly represented by chlorogenic, caffeic, and gallic acids, pomegranate and kiwifruit wines showed greater benefits. However, kiwifruit wines exhibited a highly diverse profile of volatile compounds. Further analysis is necessary, particularly regarding the use of other microorganisms in the fermentation process and non-Saccharomyces strains methods. These wines exhibit high biological antioxidant potential and health properties, providing valuable insights for future endeavors focused on designing healthy functional food products.
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  • 文章类型: Journal Article
    据报道,石榴汁(PJ)和菊粉通过调节肠道微生物群失调来改善饮食诱导的代谢紊乱。然而,缺乏临床证据证明PJ和菊粉对代谢紊乱患者肠道菌群的联合调节作用.双盲,平行,随机化,进行了安慰剂对照试验,68名超重/肥胖个体(25≤BMI≤35kg/m2)被随机分配接受200mL/dPJ,PJ补充菊粉,或安慰剂3周。我们的结果表明,PJ和PJ菊粉在治疗3周后并未显着改变人体测量和血液生化指标的水平。然而,从安慰剂到PJ再到PJ+菊粉对肠道菌群组成的影响越来越显著。详细的细菌丰度分析进一步表明,与PJ相比,PJ菊粉处理在每个分类水平上更深刻地导致肠道微生物群丰度的显着变化。此外,PJ+菊粉处理还促进了微生物群相关短链脂肪酸和石榴多酚代谢产物的产生,这与细菌属的丰度有关。我们的结果表明,补充菊粉的PJ调节肠道微生物群组成,从而促进微生物群相关代谢物的产生,这些代谢物在超重/肥胖受试者中发挥潜在的有益作用。
    Pomegranate juice (PJ) and inulin have been reported to ameliorate diet-induced metabolic disorders by regulating gut microbiota dysbiosis. However, there was a lack of clinical evidence for the combined effects of PJ and inulin on regulating gut microbiota in individuals with metabolic disorders. A double-blind, parallel, randomized, placebo-controlled trial was conducted, and 68 overweight/obese individuals (25 ≤ BMI ≤ 35 kg/m2) were randomly assigned to receive 200 mL/d PJ, PJ supplemented with inulin, or placebo for 3 weeks. Our results showed that PJ and PJ+inulin did not significantly alter the levels of anthropometric and blood biochemical indicators after 3 weeks of treatment. However, there was an increasingly significant impact from placebo to PJ to PJ+inulin on the composition of gut microbiota. Detailed bacterial abundance analysis further showed that PJ+inulin treatment more profoundly resulted in significant changes in the abundance of gut microbiota at each taxonomic level than PJ. Moreover, PJ+inulin treatment also promoted the production of microbiota-associated short-chain fatty acids and pomegranate polyphenol metabolites, which correlated with the abundance of the bacterial genus. Our results suggested that PJ supplemented with inulin modulates gut microbiota composition and thus promotes the production of microbiota-associated metabolites that exert potential beneficial effects in overweight/obese subjects.
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  • 文章类型: Journal Article
    本研究旨在探讨在松饼制剂中利用石榴皮粉(PPP)作为天然防腐剂的潜力。石榴皮是生物活性化合物的丰富来源,包括酚类物质,黄酮类化合物,还有单宁,具有高抗氧化和抗菌性能。石榴皮粉(8%PPP)的体外抗真菌活性,评估山梨酸钾(0.1%PS)和丙酸钙(0.5%CP)对青霉菌的影响。和曲霉属。使用有毒食物技术。PPP通过延缓微生物在类似于PS和CP的培养基板上的生长而显示出抗真菌活性。将利用PPP对松饼质量特性的影响与添加化学防腐剂(0.1%PS和0.5%CP)的松饼进行了比较。当添加8%PPP时,面糊的粘度和比重分别从7.98显著增加到11.87Pa·s和1.089-1.398。添加PPP的面糊的光学微观结构显示,空气单元的数量从24个减少到12个,半径范围为6.42-72.72μm,面积范围为511.03-15,383.17µm2。具有PPP功能的面粉具有较高的吸水率,发泡稳定性,乳化活性和乳化稳定性比其他。添加PPP可显着增加重量(32.83g),并降低高度(31.3毫米),体积(61.43cm3),比容(1.67cm3/g)和烘烤损失(10.19%)。纤维含量增加418.36%,与对照相比,在具有8%PPP的松饼中观察到碳水化合物和能量值分别降低14.46%和18.46%。总酚从0.92mgGAE/100g增加到12.5mg,总单宁从0.2到8.27毫克GAE/100克,在添加了8%PPP的松饼中,DPPH的体外抗氧化活性为6.97至29.34%,FRAP的体外抗氧化活性为0.497至2.934mgAAE/100g。具有PPP的松饼比对照和具有0.1%PS的松饼更软。添加PPP导致松饼质地改善,但味道略苦。在室温(27-30°C)下储存松饼的过程中,PPP松饼的水分含量从17.04%降至13.23%,高于其他处理。同样,含PPP的试样硬度高于含0.5%CP的试样,但在整个存储期间低于对照和0.1%PS的样品。结果表明,石榴皮粉可成功用作天然防腐剂代替松饼中的化学防腐剂,延长保质期。这项研究提供了在不同的烘焙产品中使用PPP作为功能成分和天然防腐剂的机会。
    This research aims to investigate the potential of utilizing pomegranate peel powder (PPP) as a natural preservative in muffin preparation. Pomegranate peel is a rich source of bioactive compounds, including phenolics, flavonoids, and tannins, which possess high antioxidant and antimicrobial properties. The In-Vitro antifungal activity of pomegranate peel powder (8% PPP), potassium sorbate (0.1% PS) and calcium propionate (0.5% CP) was assessed against Penicillium sp. and Aspergillus sp. using poison food technique. The PPP showed the anti-fungal activity by delaying the growth of microorganism on media plate similar to the PS and CP. The effect of utilization of PPP on quality characteristics of muffins were compared with the muffins with chemical preservatives (0.1% PS and 0.5% CP). The viscosity and specific gravity of batter significantly increased from 7.98 to 11.87 Pa s and 1.089-1.398 respectively on addition of 8% PPP. The optical microscopic structure of PPP added batter revealed the decrease in the number of air cells from 24 to 12 with radius range of 6.42-72.72 μm and area range of 511.03-15,383.17 µm2. The functional properties of flour with PPP had higher water absorption capacity, foaming stability, emulsification activity and emulsion stability than others. The addition of PPP significantly increase the weight (32.83 g), and decrease the height (31.3 mm), volume (61.43 cm3), specific volume (1.67 cm3/g) and baking loss (10.19%). The 418.36% increase in fibre content, 14.46% and 18.46% decrease in carbohydrates and energy value was observed in muffin with 8% PPP as compared to control respectively. The total phenols was increased from 0.92 to 12.5 mg GAE/100 g, total tannin from 0.2 to 8.27 mg GAE/100 g, In-vitro antioxidant activity by DPPH from 6.97 to 29.34% and In-vitro antioxidant activity by FRAP from 0.497 to 2.934 mg AAE/100 g in muffins added with 8% PPP. The muffin with PPP was softer than control and muffin with 0.1% PS. The addition of PPP resulted to improve in muffin texture but taste slightly bitter. During the storage of muffins at room temperature (27-30 °C), the moisture content of muffin with PPP was reduced from 17.04 to 13.23% which was higher than the rest of the treatments. Similarly, the hardness of sample with PPP was higher than the sample with 0.5% CP, but lowers than control and sample with 0.1% PS throughout the storage period. The results suggest that pomegranate peel powder can be successfully used as a natural preservative in place of chemical preservatives in muffins, to extend the shelf life. This study provides the opportunity to use PPP as functional ingredient and natural preservative in different bakery products.
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  • 文章类型: Journal Article
    背景:自身免疫性疾病,口腔扁平苔藓(OLP),主要影响口腔粘膜。目前的药物治疗仅是姑息性的并且具有严重的副作用。石榴已被用作治疗OLP的潜在草药。
    方法:该研究包括30名根据临床和组织学证据被诊断为有症状的OLP的个体的样本量,并被平均分配到A组(4%外用石榴籽提取物凝胶,仅为此特定研究目的定制)和B组(0.1%局部类固醇)。对所有患者的疼痛结局标准进行评估,灼烧感,和病变大小。
    结果:在本研究中,从基线到30天随访结束,A组和B组的3个参数的组内观察结果均具有高度统计学意义(P=0.001).在随访的每个星期中,各组之间没有统计学上的显着差异。
    结论:P.在很少的研究中使用过石榴,但这是由石榴籽提取物制成的凝胶用作口服凝胶的少数之一。总之,可以说,外用石榴提取物凝胶在消除OLP的体征和症状方面与外用皮质类固醇一样好,所以它可以用作替代疗法。
    BACKGROUND: The autoimmune disorder, oral lichen planus (OLP), primarily affects oral mucous membranes. Current drug treatments are only palliative and have serious side effects. Pomegranate has been used as a potential herbal remedy for the treatment of OLP.
    METHODS: The study consisted of a sample size of 30 individuals who were diagnosed with symptomatic OLP based on both clinical and histological evidence and were equally assigned to Group A (4% topical Punica granatum seed extract gel, which has been customized for this particular study purpose only) and Group B (0.1% topical steroid). All patients were evaluated for the outcome criteria of pain, burning sensation, and lesion size.
    RESULTS: In the present study, results were highly statistically significant (P = 0.001) in intragroup observation for both Group A and Group B from baseline to the end of 30 days of follow-up for all three parameters. There was no statistically significant difference between groups for each week of follow-up.
    CONCLUSIONS: P. granatum has been used in very few studies, but this is one of the few where a gel made from P. granatum seed extract is used as an oral gel. In conclusion, it can be said that topical P. granatum extract gel is as good as topical corticosteroids at getting rid of the signs and symptoms of OLP, so it can be used as an alternative treatment.
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  • 文章类型: Journal Article
    目的:牙齿侵蚀是一种化学机械过程,会导致牙齿硬组织的损失。本研究旨在研究石榴汁对牙釉质的影响。
    方法:牙釉质块随机分为三组:去离子水,可乐,还有石榴汁.将这些块浸入溶液中,每天四次,持续14天,并在剩余的时间内储存在人工唾液中。在第7天和第14天测量表面硬度。通过扫描电子显微镜(SEM)观察去矿质块的表面结构,通过共聚焦激光扫描显微镜(CLSM)观察脱矿深度。pH值,钙,并对三种溶液的磷水平进行了分析。
    结果:石榴汁和可乐组的块的显微硬度值随着脱矿时间的增加而降低。石榴汁组中的块在釉质柱中显示出较大的骨折,而可乐组的釉质凹陷,间质釉质柱被破坏。与可乐组相比,石榴汁的荧光渗透增加(P<0.01)。可乐的pH(2.32±0.09)低于石榴汁的pH(3.16±0.16)。此外,石榴汁中钙含量明显高于可乐(P<0.01)。或者,可乐中的磷浓度明显高于石榴汁(P<0.01)。
    结论:这些研究结果表明,石榴汁可导致牙釉质脱矿,其侵蚀潜力与可乐相当。
    OBJECTIVE: Dental erosion is a chemical-mechanical process that leads to the loss of dental hard tissues. This study aimed to investigate the effect of pomegranate juice on the enamel.
    METHODS: Enamel blocks were randomly divided into three groups: deionized water, cola, and pomegranate juice. The blocks were immersed in the solutions four times a day for 14 days, and stored in artificial saliva for the remaining period. The surface hardness was measured on days 7 and 14. The surface structures of the demineralized blocks were observed via scanning electron microscopy (SEM), and the depth of demineralization was observed via confocal laser scanning microscopy (CLSM). The pH, calcium, and phosphorus levels of the three solutions were analyzed.
    RESULTS: The microhardness values of the blocks in the pomegranate juice and cola groups decreased with the increase in the demineralization time. The blocks in the pomegranate juice group exhibited large fractures in the enamel column, whereas those in the cola group had pitted enamels with destruction of the interstitial enamel column. Compared with cola group, fluorescent penetration increased in pomegranate juice (P < 0.01). The pH of cola (2.32 ± 0.09) was lower than that of pomegranate juice (3.16 ± 0.16). Furthermore, the calcium content in pomegranate juice was significantly higher than that in cola (P < 0.01). Alternatively, the concentration of phosphorous in cola was significantly higher than that in pomegranate juice (P < 0.01).
    CONCLUSIONS: These findings indicate that pomegranate juice can cause enamel demineralization with an erosive potential comparable to that of cola.
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  • 文章类型: Journal Article
    背景:为了实现组织的平稳和快速愈合,缝合材料应该是生物相容的,易于处理,无菌,并具有良好和均匀的拉伸强度。因此,在本研究中,缝合材料的表征是通过一种新颖的绿色化学方法使用石榴种子提取物完成的。
    方法:通过用100mL乙醇溶解25g的石榴种子粉末来制备石榴种子的乙醇提取物。将获得的提取物涂覆在丝和Vicryl缝合线材料中,并测试其表面形态(SEM),抗拉强度,抗微生物活性,生物相容性,和伤口愈合的潜力。
    结果:用石榴籽提取物涂覆的丝和Vicryl缝合线显示提取物的均匀涂覆和沉积,具有维持的完整性。提取物包被的Vicryl缝合线具有良好的拉伸强度和抗菌活性。体外划痕试验和生物相容性试验表明,石榴籽提取物具有优异的伤口愈合潜力,可以在不影响正常细胞活力的情况下使用。
    结论:在研究的局限性范围内,可以得出结论,石榴籽提取物涂覆的Vicryl缝合线具有良好的拉伸强度和抗微生物活性。石榴籽提取物也显示出优异的生物相容性和伤口愈合潜力。
    In order to achieve uneventful and rapid healing of the tissues, a suture material should be biocompatible, easy to handle, sterile, and have good and uniform tensile strength. Hence, in the present study, characterization of the suture materials was done through a novel green chemistry approach using Punica granatum seed extract.
    Ethanolic extract of P. granatum seed was prepared by dissolving 25 g of P. granatum seed powder with 100 mL of ethanol. The obtained extract was coated in silk and Vicryl suture material and was tested for its surface morphology (SEM), tensile strength, anti-microbial activity, biocompatibility, and wound healing potential.
    Silk and Vicryl sutures coated with P. granatum seed extract showed the uniform coating and deposition of extract with sustaining integrity. Vicryl suture coated with the extract had good tensile strength and antimicrobial activity. The in vitro scratch assay and biocompatibility test showed that the P. granatum seed extract had excellent wound healing potential and can be used without any effect on the viability of the normal cells.
    Within the limitations of the study it can be concluded that P. granatum seed extract coated Vicryl sutures had good tensile strength and anti-microbial activity. P. granatum seed extract also showed excellent biocompatibility and wound healing potential.
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  • 文章类型: Journal Article
    石榴,俗称石榴,是多酚的丰富来源,包括可水解的鞣剂,鞣花酸,花青素,和其他生物活性植物化学物质显示出有效的防御氧化应激,并具有免疫调节活性。Ellagitannins,和它们的水解产物鞣花酸,与肠道微生物群相互作用,产生次生代谢产物,称为尿石素,可能对健康有益。这项研究的目的是确定补充标准的富含panicalagin的石榴提取物的效果,Pomella®(250毫克),在肠道微生物组中,循环短链脂肪酸,和肠道微生物来源的鞣花宁代谢产物尿石素。一个随机的,双盲,安慰剂对照研究在4周内对25-55岁的健康志愿者进行.受试者被随机分配接受含有75mgpunicalagin的口服补充剂或口服安慰剂。进行粪便样本收集和静脉穿刺以分析肠道微生物组,SCFA,和尿石素.干预4周后,两组的肠道微生物多样性均无显著变化,但是共析球菌的相对丰度显著增加,Roseburiafaecis,inullnivoransRoseburiainullnivorans,双歧球菌,杯状罗米球菌,和prausnitzii粪杆菌.石榴提取物(PE)的补充导致循环丙酸水平的增加(p=0.02)和乙酸水平的增加趋势(p=0.12)。与安慰剂组相比,石榴提取物(PE)补充组的循环尿石素水平增加(6.6%vs.1.1%,p=0.13)。PE补充与肠道微生物组的变化以及丙酸盐和乙酸盐的较高循环水平相关。进一步的研究应该探索在更大的队列和更长的持续时间的影响。
    Punica granatum L., commonly known as the pomegranate, is an abundant source of polyphenols, including hydrolyzable ellagitannins, ellagic acid, anthocyanins, and other bioactive phytochemicals shown to be effective in defending against oxidative stress, and has immunomodulatory activities. Ellagitannins, and their hydrolyzed product ellagic acid, interact with the gut microbiota to yield secondary metabolites known as urolithins that may have health benefits. The objective of this study was to determine the effects of supplementation with a standardized punicalagin-enriched pomegranate extract, Pomella® (250 mg), on the gut microbiome, circulating short-chain fatty acids, and gut microbial-derived ellagitannin metabolite urolithins. A randomized, double-blind, placebo-controlled study was conducted over 4 weeks on healthy volunteers aged 25-55 years. Subjects were randomly assigned to receive either an oral supplement containing 75 mg of punicalagin or an oral placebo. Stool sample collection and venipuncture were performed to analyze the gut microbiome, SCFAs, and urolithin. There was no significant change in the gut microbial diversity in both cohorts after 4 weeks of intervention, but there was a significantly increased relative abundance of Coprococcus eutectus, Roseburia faecis, Roseburia inullnivorans, Ruminococcus bicirculans, Ruminococcus calidus, and Faecalibacterium prausnitzii. Pomegranate extract (PE) supplementation led to the augmentation of circulating propionate levels (p = 0.02) and an increasing trend for acetate levels (p = 0.12). The pomegranate extract (PE) supplementation group had an increased level of circulating urolithins compared to the placebo group (6.6% vs. 1.1%, p = 0.13). PE supplementation correlated with shifts in the gut microbiome and with higher circulating levels of propionate and acetate. Further studies should explore the implications in larger cohorts and over a longer duration.
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