Mangifera indica

印度芒果
  • 文章类型: Journal Article
    由于各种生物活性物质不稳定,可在胃肠道中降解,他们的稳定至关重要。这项研究旨在使用离子凝胶法将芒果皮提取物(MPE)封装到可食用的海藻酸盐微珠中,以潜在的生物活性物质口服递送。芒果皮,通常被丢弃且对环境有害,富含促进健康的生物活性物质。检查藻酸盐珠的截留效率,颗粒大小,形态学,热稳定性,物理化学相互作用,胃肠道条件下的释放曲线,和抗菌功效。该研究证明了MPE的成功包封,效率为63.1%。体外释放研究表明,海藻酸盐微珠在模拟胃液中的稳定性,最大释放率为45.0%,持续的,在模拟肠液中几乎完全释放(99.4%),表明成功吸收到人体中。在这两种液体中,MPE释放遵循一级动力学。封装成功地保持了MPE的抗菌性能,对肠道致病菌具有显著的抑制活性。这是关于MPE封装在藻酸盐微珠中的首次研究,提出了一种有前途的口服给药系统,用于食品工业中膳食补充剂的高附加值应用,功能性食品,或食品添加剂。他们的生产是可持续和经济的,利用废料,减少环境污染。
    Since various bioactive substances are unstable and can degrade in the gastrointestinal tract, their stabilization is crucial. This study aimed to encapsulate mango peel extract (MPE) into edible alginate beads using the ionotropic gelation method for the potential oral delivery of bioactive substances. Mango peels, generally discarded and environmentally harmful, are rich in health-promoting bioactive substances. The alginate beads were examined for entrapment efficiency, particle size, morphology, thermal stability, physiochemical interactions, release profile under gastrointestinal conditions, and antibacterial efficacy. The study demonstrated the successful encapsulation of MPE with an efficiency of 63.1%. The in vitro release study showed the stability of the alginate beads in simulated gastric fluid with a maximum release of 45.0%, and sustained, almost complete release (99.4%) in simulated intestinal fluid, indicating successful absorption into the human body. In both fluids, the MPE release followed first-order kinetics. Encapsulation successfully maintained the antibacterial properties of MPE, with significant inhibitory activity against pathogenic intestinal bacteria. This is the first study on MPE encapsulation in alginate beads, presenting a promising oral delivery system for high-added-value applications in the food industry for dietary supplements, functional foods, or food additives. Their production is sustainable and economical, utilizing waste material and reducing environmental pollution.
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  • 文章类型: Journal Article
    传统的放养牲畜制度有助于加纳大多数农村家庭的社会经济福祉。传统的管理体制使家畜的疾病发病率居高不下,但是对动物生产的医疗保健支持是有限的。民族兽医实践是牲畜治疗的一个组成部分,尤其是在兽医服务较差的农村社区。然而,在该国,用于动物兽医治疗的植物的文件很少。鉴于缺乏关于民族兽医治疗的信息,这项研究旨在记录Adaklu地区用于治疗牲畜疾病的植物物种的文化意义和协议水平。使用半结构化问卷从120名受访者中收集了民族兽医数据。使用定量的民族植物学指数来确定用于牲畜愈合的最具文化意义的植物物种。发现38种植物用于治疗各种牲畜疾病。民族植物学指数显示,印度芒果,几内亚ElaeisGuineensis,KhayaSenegalensis,Spondiasombin,和physalisperuviana是用于治疗牲畜疾病的最具文化意义的植物物种。发现芒果是治疗牲畜疾病的最通用的物种,并且具有最高的文化重要性(CI)。这项研究揭示了Adaklu地区植物对改善牲畜医疗保健的高度文化重要性。感知功效影响民间医学资源的选择和利用。该研究建议在最具文化意义的植物中分离和表征活性化合物,并测试归因于这些植物的医学条件的性质。
    The traditional free-range system of livestock rearing contributes to the socioeconomic well-being of most rural households in Ghana. The traditional management system exposes livestock to a high disease incidence, but healthcare support for animal production is limited. Ethnoveterinary practice is an integral part of livestock treatment, particularly in rural communities where veterinary services are poor. However, documentation of the plants used for ethnoveterinary treatment of livestock is scant in the country. Given the dearth of information on ethnoveterinary treatment, this study aimed to document the cultural significance and level of agreement of plant species used for treating livestock ailments in the Adaklu district. Ethnoveterinary data were collected from 120 respondents using semi-structured questionnaires. Quantitative ethnobotanical indices were used to ascertain the most culturally significant plant species for livestock healing. It was found that 38 plant species were used to treat various livestock ailments. Ethnobotanical indices revealed that Mangifera indica, Elaeis guineensis, Khaya senegalensis, Spondias mombin, and Physalis peruviana were the most culturally significant plant species for treating livestock ailments. Mangifera indica was found to be the most versatile species for treating livestock ailments and had the highest cultural importance (CI). This study reveals the high cultural importance of plants in the Adaklu district to improve livestock healthcare. The perceived efficacy influences the selection and utilization of a resource for folk medicine. The study recommends isolating and characterizing the active compounds in the most culturally significant plants and testing the properties on the medical conditions attributed to these plants.
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  • 文章类型: Journal Article
    芒果是一种流行的热带水果,需要检疫热水处理(QHWT)进行采后卫生,会引起非生物胁迫。植物有多种防御机制来应对胁迫;miRNAs主要调节这些防御反应的表达。参与miRNA生物发生的蛋白质包括DICER样(DCL),ARGONAUTE(AGO),垂体叶1(HYL1),SERRATE(SE),HUAENHANCER1(HEN1),HASTY(HST),和热休克蛋白90(HSP90),在其他人中。根据我们的分析,芒果基因组包含5个DCL,十三岁前,六个HYL,两个SE,一个HEN1,一个HST,和五个推定的HSP90基因。基因结构预测和结构域鉴定表明序列含有各自基因家族的关键结构域,包括DCL中的RNaseIII结构域以及AGO的PAZ和PIWI结构域。此外,系统发育分析表明,在其他开花植物物种中,包括芒果序列及其各自的直系同源物的进化枝的形成,支持这个想法,这些是功能直系同源物。这些基因的顺式调控元件的分析允许鉴定MYB,ABRE,GARE,MYC,和MeJA响应元素参与应激反应。基因表达分析表明,大多数基因在QHWT后3至6小时内被诱导,支持miRNA在应激反应中的早期作用。有趣的是,我们的结果表明,芒果在热应激后迅速诱导miRNAs的产生。这项研究将使我们进一步研究基因表达的调控及其对商业栽培水果的影响,比如芒果,同时保持卫生标准。
    Mango is a popular tropical fruit that requires quarantine hot water treatment (QHWT) for postharvest sanitation, which can cause abiotic stress. Plants have various defense mechanisms to cope with stress; miRNAs mainly regulate the expression of these defense responses. Proteins involved in the biogenesis of miRNAs include DICER-like (DCL), ARGONAUTE (AGO), HYPONASTIC LEAVES 1 (HYL1), SERRATE (SE), HUA ENHANCER1 (HEN1), HASTY (HST), and HEAT-SHOCK PROTEIN 90 (HSP90), among others. According to our analysis, the mango genome contains five DCL, thirteen AGO, six HYL, two SE, one HEN1, one HST, and five putative HSP90 genes. Gene structure prediction and domain identification indicate that sequences contain key domains for their respective gene families, including the RNase III domain in DCL and PAZ and PIWI domains for AGOs. In addition, phylogenetic analysis indicates the formation of clades that include the mango sequences and their respective orthologs in other flowering plant species, supporting the idea these are functional orthologs. The analysis of cis-regulatory elements of these genes allowed the identification of MYB, ABRE, GARE, MYC, and MeJA-responsive elements involved in stress responses. Gene expression analysis showed that most genes are induced between 3 to 6 h after QHWT, supporting the early role of miRNAs in stress response. Interestingly, our results suggest that mango rapidly induces the production of miRNAs after heat stress. This research will enable us to investigate further the regulation of gene expression and its effects on commercially cultivated fruits, such as mango, while maintaining sanitary standards.
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  • 文章类型: Journal Article
    芒果是一种重要的园艺水果作物,育种是增强持续可持续性的重要战略。关于芒果种质的种群结构和遗传多样性的知识对于作物改良至关重要。
    对来自世界不同地区的284个芒果种质进行了高通量测序和特定基因座扩增片段(SLAF)文库构建,以产生基因组单核苷酸多态性(SNP)。
    过滤后,获得包含539.61M读数的原始数据。共检测到505,300个SLAF,其中,205,299是多态的。最后,29,136个SNP被用来剖析人口结构,遗传关系,和遗传多样性。284个芒果品种分为两大类:一组主要由澳大利亚的芒果品种组成,美国,古巴,印度,加勒比,以色列,巴基斯坦,几内亚,缅甸,中国,斯里兰卡,属于印度类型(P1);另一组包含来自菲律宾的芒果种质,泰国,印度尼西亚,越南,柬埔寨,马来西亚,新加坡,属于东南亚型(P2)。遗传多样性,主成分分析(PCA),人口结构分析揭示了不同的加入集群。当前结果表明,拟议的杂交广泛发生在P1和P2之间。
    大多数(80.99%)是混合血统,可能包括多个杂交事件和区域选择,值得进一步调查。
    UNASSIGNED: Mango is a vital horticultural fruit crop, and breeding is an essential strategy to enhance ongoing sustainability. Knowledge regarding population structure and genetic diversity in mango germplasm is essential for crop improvement.
    UNASSIGNED: A set of 284 mango accessions from different regions of the world were subjected to high-throughput sequencing and specific-locus amplified fragment (SLAF) library construction to generate genomic single-nucleotide polymorphism (SNP).
    UNASSIGNED: After filtering, raw data containing 539.61 M reads were obtained. A total of 505,300 SLAFs were detected, of which, 205,299 were polymorphic. Finally, 29,136 SNPs were employed to dissect the population structure, genetic relationships, and genetic diversity. The 284 mango accessions were divided into two major groups: one group consisted mainly of mango accessions from Australia, the United States, Cuba, India, Caribbean, Israel, Pakistan, Guinea, Burma, China, and Sri Lanka, which belonged to the Indian type (P1); the other group contained mango accessions from the Philippines, Thailand, Indonesia, Vietnam, Cambodia, Malaysia, and Singapore, which belonged to Southeast Asian type (P2). Genetic diversity, principal component analysis (PCA), and population structure analyses revealed distinct accession clusters. Current results indicated that the proposed hybridization occurred widely between P1 and P2.
    UNASSIGNED: Most of the accessions (80.99%) were of mixed ancestry, perhaps including multiple hybridization events and regional selection, which merits further investigation.
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  • 文章类型: Journal Article
    保持颌面部假体的质量和卫生可以保持残留组织的健康。对颌面假体进行采样可以减轻有机硅表面上微生物定植的存在。使用机械手段或使用化学手段辅助进行颌面有机硅的清洁程序。用2-4%葡萄糖酸氯己定喷雾或在溶液中浸渍一分钟,然后在流水下洗涤,可以充分地减少细菌污染的量。由于微生物耐药性上升,不良反应较少,植物提取物似乎是一个可行的选择。此外,使用来自植物的赋形剂为制药行业创造可持续的创新制药产品提供了新的机会。
    评估和比较芒果叶提取物(M.印度),西药房室(A.occidentale)和0.2%葡萄糖酸氯己定(CHX)对被金黄色葡萄球菌污染的颌面部有机硅材料表面的消毒(S.金黄色葡萄球菌)和白色念珠菌(C.albicans).
    在150个颌面硅胶弹性体硅胶样品中,75个样品被金黄色葡萄球菌污染,75个样品被白色念珠菌污染。将污染的圆盘在血琼脂上滚动,并评估预消毒菌落形成单位(CFU),然后使圆盘经受消毒方案。使用M.indica叶提取物对金黄色葡萄球菌和白色念珠菌污染的圆盘进行消毒,A.occidentale叶提取物和0.2%CHX持续10分钟。通过在血琼脂上滚动圆盘来评估消毒后CFU。结果采用依赖t检验制表和分析,单向方差分析和Tukey多重后手术。
    金黄色葡萄球菌的消毒前和消毒后对数CFU计数的成对比较在0.2%CHX和M.indica叶提取物之间给出了统计学显著性。在0.2%CHX和A.occidental之间没有发现有统计学意义的结果。白色念珠菌从消毒前到消毒后的对数CFU的成对比较在所有三组之间给出了统计学显著性。
    在本研究中,西洋菊叶提取物和m.indica叶提取物显示两种生物的CFU均显着降低。0.2%CHX在消毒后对颌面部有机硅材料表面污染的金黄色葡萄球菌和白色念珠菌的CFU降低幅度最大,其次是西花念珠菌叶提取物和M.indica叶提取物。鉴于目前研究的局限性,occidentale叶提取物和M.indica叶提取物可用作颌面部硅胶假体消毒的替代品。
    Maintenance of the quality and hygiene of maxillofacial prosthesis allows to maintain the health of the residual tissues. Sampling of the maxillofacial prostheses has relieved presence of microbial colonization on silicone surfaces. Cleaning procedures of maxillofacial silicones are done using mechanical means or using adjunctive with chemical means. Cleaning with a 2-4% chlorhexidine gluconate spray or dipping in solution for a minute and then washing under running water can sufficiently condition to reduce the amount of bacterial contamination. Due to rising microorganism resistance and fewer adverse effects, phytoextracts appear to be a viable option. Additionally, the use of excipients derived from plants is provides new opportunities for the pharmaceutical industry into the creation of innovative pharmaceutical products that are sustainable.
    UNASSIGNED: To evaluate and compare the leaf extracts of Mangifera indica (M.indica), Anacardium occidentale(A.occidentale) and 0.2% chlorhexidine gluconate (CHX) on disinfection of maxillofacial silicone material surface contaminated with Staphylococcus aureus (S.aureus) and Candida albicans (C.albicans).
    UNASSIGNED: Of the 150 maxillofacial silicone elastomer silicone samples, 75 samples were contaminated with S. aureus and 75 with C.albicans. The contaminated disc was rolled on blood agar and pre-disinfection Colony Forming Units (CFU) were evaluated followed by subjecting the discs to disinfection protocols. The contaminated discs with S. aureus and C.albicans were disinfected using M.indica leaf extracts, A.occidentale leaf extracts and 0.2% CHX for 10 min. Post-disinfection CFUs were evaluated by rolling the disc on blood agar. The results were tabulated and analysed using dependent t-test, one-way ANOVA and Tukeys multiple posthoc procedure.
    UNASSIGNED: Pair-wise comparison of pre-and post-disinfection log CFU counts of S.aureus gave a statistical significance between 0.2% CHX and and M.indica leaf extract. No statistically significant results were found between 0.2% CHX and A.occidentale. Pair wise comparison of the log CFU from pre-disinfection to post-disinfection of C.albicans gave a statistical significance between all the three groups.
    UNASSIGNED: In the present study A.occidentale leaf extract and M.indica leaf extract have shown significant reduction in CFU of both the organisms. 0.2% CHX showed the most CFU reduction post disinfection of maxillofacial silicone material surface contaminated S.aureus and C.albicans followed by A.occidentale leaf extracts and M.indica leaf extracts. Given the limitations of the current research, A.occidentale leaf extract and M.indica leaf extract can be used as an alternative for disinfection of maxillofacial silicone prosthesis.
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  • 文章类型: Journal Article
    这项研究,第一次,研究了不同成熟期芒果叶片中芒果苷含量的变化与其抗菌性能之间的关系。叶子根据颜色分为六个不同的成熟阶段:(1)年轻的深红棕色,(2)年轻的黄色,(3)年轻的浅绿色,(4)成熟的绿色,(5)老深绿色,和(6)老黄叶。然后针对革兰氏阳性和革兰氏阴性细菌检查乙醇提取物,应用肉汤稀释和琼脂扩散方法。此外,我们还测量了不同阶段叶片中的芒果苷含量,以评估该植物化学值的变化如何影响其对细菌的活性。结果表明,幼龄叶提取物比老叶提取物具有更好的抗菌性能,较低的最小抑制浓度和较大的抑制区证明了这一点。此外,我们还发现,芒果苷的含量随着成熟过程而明显下降。这些结果表明,芒果的叶子在幼小阶段,特别是深红棕色和年轻的黄色叶子,优选用于细菌感染和其他与芒果苷成分相关的治疗。
    This study, for the first time, has investigated the relationships between alterations of mangiferin contents in mango leaves at different maturity stages and their antibacterial properties. Leaves were classified into six different maturity stages based on their color: (1) young dark reddish brown, (2) young yellow, (3) young light green, (4) mature green, (5) old dark green, and (6) old yellow leaves. Ethanol extracts were then examined against Gram-positive and Gram-negative bacteria, applying broth dilution and agar well diffusion methods. In addition, we also measured the mangiferin contents in leaves at different stages for the purpose of evaluating how the changes in this phytochemistry value affects their activities against bacteria. The results showed that extracts from leaves at young ages had better antibacterial properties than those from old leaves, as evidenced by the lower minimum inhibitory concentrations and larger inhibitory zones. In addition, we also found that the contents of mangiferin were significantly decreased followed the maturation process. These results suggest that mango leaves at young stages, especially dark reddish brown and young yellow leaves, are preferable for application in bacterial infections and other therapies related to mangiferin\'s constituents.
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  • 文章类型: Journal Article
    简介:芒果籽粒(MSK)的提取物已被证明对革兰氏阳性和革兰氏阴性细菌具有抗菌活性,包括金黄色葡萄球菌和铜绿假单胞菌。这表明含有MSK提取物的生物材料可能是常规伤口治疗的可行替代方案。如纳米晶银敷料。尽管有这种潜力,在比较MSK膜敷料与纳米晶银敷料的抗菌效果的文献中存在显著的差距。本研究旨在开发含有MSK提取物的薄膜敷料,并与纳米晶银敷料相比评估其抗菌性能。此外,该研究旨在评估这些敷料对有效伤口护理至关重要的其他重要物理特性。材料和方法:我们从泰国的两个芒果品种中制备了MSK薄膜敷料,\'Chokanan\'和\'Namdokmai\'。采用抑制区法测定抗菌性能。用扫描电子显微镜(SEM)和傅里叶变换红外光谱(FTIR)对制备的MSK膜敷料进行了形貌和化学表征,分别。评估了薄膜敷料对假伤口渗出物的吸收和水蒸气透过率(WVTR)。结果:结果表明,40%的MSKC膜敷料具有最高的抑制区(对金黄色葡萄球菌为20.00±0.00mm,对铜绿假单胞菌为17.00±1.00mm)和20%,30%,40%的MSKC和MSKN膜敷料对金黄色葡萄球菌和铜绿假单胞菌具有与纳米晶银敷料相似的抑制区(p>0.05)。此外,所有浓度的MSK膜敷料都具有较低的吸收能力,ChokananMSK(MSKC)薄膜敷料的WVTR高于NamdokmaiMSK(MSKN)薄膜敷料。结论:20%,30%,40%的MSK薄膜敷料几乎与纳米晶银敷料一样有效。因此,它有可能成为替代抗菌敷料,适用于低渗出物水平的伤口。
    Introduction: The extract from the Mango Seed Kernel (MSK) has been documented to exhibit antibacterial activity against Gram-positive and Gram-negative bacteria, including Staphylococcus aureus and Pseudomonas aeruginosa. This suggests that biomaterials containing MSK extract could be a viable alternative to conventional wound treatments, such as nanocrystalline silver dressings. Despite this potential, there is a notable gap in the literature regarding comparing the antibacterial effectiveness of MSK film dressings with nanocrystalline silver dressings. This study aimed to develop film dressings containing MSK extract and evaluate their antibacterial properties compared to nanocrystalline silver dressings. Additionally, the study aimed to assess other vital physical properties of these dressings critical for effective wound care. Materials and methods: We prepared MSK film dressings from two cultivars of mango from Thailand, \'Chokanan\' and \'Namdokmai\'. The inhibition-zone method was employed to determine the antibacterial property. The morphology and chemical characterization of the prepared MSK film dressings were examined with scanning electron microscopy (SEM) and Fourier-Transform Infrared Spectroscopy (FTIR), respectively. The absorption of pseudo-wound exudate and water vapor transmission rate (WVTR) of film dressings were evaluated. Results: The results showed that 40% of MSKC film dressing had the highest inhibition zone (20.00 ± 0.00 mm against S. aureus and 17.00 ± 1.00 mm against P. aeruginosa) and 20%, 30%, and 40% of MSKC and MSKN film dressings had inhibition zones similar to nanocrystalline silver dressing for both S. aureus and P. aeruginosa (p > 0.05). In addition, all concentrations of the MSK film dressings had low absorption capacity, and Chokanan MSK (MSKC) film dressings had a higher WVTR than Namdokmai MSK (MSKN) film dressings. Conclusion: 20%, 30%, and 40% of MSK film dressing is nearly as effective as nanocrystalline silver dressing. Therefore, it has the potential to be an alternative antibacterial dressing and is suitable for wounds with low exudate levels.
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  • 文章类型: Journal Article
    植物废料是具有显著促进健康益处的生物活性化合物的重要来源。特别是,芒果果皮等工业副产品是生物活性物质的可持续来源,抗氧化剂,酶,和抗菌活性。适当的加工是必要的,以获得高生物活性的化合物,进一步用于产生食品工业的增值产品。研究的目的是研究和比较通过不同的常规方法和使用超临界流体(SFE)的非常规提取方法获得的新鲜和干燥芒果皮中化合物的生物活性。通过索氏工艺(SE)获得的干燥芒果皮提取物中检测到最高的总酚含量(25.0mgGAE/gDW)和通过LC-MS/MS测定的八种酚类化合物的总含量(829.92µg/gDW)。SFE的原花色素含量最高(0.4mgPAC/gDW)。乙醇超声工艺(UAE)使用DPPH自由基清除活性和总蛋白质含量(2.95mg蛋白质/gDW)提供了产品的最高抗氧化活性(82.4%)。总的来说,干芒果皮中富含生物活性化合物(咖啡酸,绿原酸,没食子酸,儿茶素,和橙皮苷/新橙皮苷),表明在空气干燥过程中成功保存。此外,杰出的多酚氧化酶,超氧化物歧化酶(SOD),并检测了芒果皮提取物中的脂肪酶活性。这是第一项研究,其中通过测定12和24小时孵育期后的微生物生长抑制率来评估对革兰氏阴性菌(大肠杆菌和铜绿假单胞菌)和革兰氏阳性菌(蜡状芽孢杆菌和金黄色葡萄球菌)生长的显着抗菌活性。通过不同方法获得的芒果皮提取物。来自干燥芒果果皮的乙醇SE和UAE提取物导致所有测试的细菌物种的最低最低抑制浓度(MIC90)。芒果果皮是显着的废物,可以促进各种应用的高附加值的特殊产品的可持续发展,尤其是作为膳食补充剂。
    Plant waste materials are important sources of bioactive compounds with remarkable health-promoting benefits. In particular, industrial by-products such as mango peels are sustainable sources of bioactive substances, with antioxidant, enzymatic, and antimicrobial activity. Appropriate processing is essential to obtain highly bioactive compounds for further use in generating value-added products for the food industry. The objective of the study was to investigate and compare the biological activity of compounds from fresh and dried mango peels obtained by different conventional methods and unconventional extraction methods using supercritical fluids (SFE). The highest total phenolic content (25.0 mg GAE/g DW) and the total content of eight phenolic compounds (829.92 µg/g DW) determined by LC-MS/MS were detected in dried mango peel extract obtained by the Soxhlet process (SE). SFE gave the highest content of proanthocyanidins (0.4 mg PAC/g DW). The ethanolic ultrasonic process (UAE) provided the highest antioxidant activity of the product (82.4%) using DPPH radical scavenging activity and total protein content (2.95 mg protein/g DW). Overall, the dried mango peels were richer in bioactive compounds (caffeic acid, chlorogenic acid, gallic acid, catechin, and hesperidin/neohesperidin), indicating successful preservation during air drying. Furthermore, outstanding polyphenol oxidase, superoxide dismutase (SOD), and lipase activities were detected in mango peel extracts. This is the first study in which remarkable antibacterial activities against the growth of Gram-negative bacteria (Escherichia coli and Pseudomonas aeruginosa) and Gram-positive bacteria (Bacillus cereus and Staphylococcus aureus) were evaluated by determining the microbial growth inhibition rate after 12 and 24 h incubation periods for mango peel extracts obtained by different methods. Ethanolic SE and UAE extracts from dried mango peels resulted in the lowest minimum inhibitory concentrations (MIC90) for all bacterial species tested. Mango peels are remarkable waste products that could contribute to the sustainable development of exceptional products with high-added value for various applications, especially as dietary supplements.
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  • 文章类型: Journal Article
    该研究的目的是评估在缓慢生长的肉鸡上使用的Talinumtriangulare和Mangiferaindica的益生元效应。
    选择了三百六十(360)只四周龄和相似体重的缓慢生长的小鸡,并分为四(04)种处理(阳性对照,阴性对照,2%T.triangulare和2%M.indica)的6个重复,每个重复十五(15)只小鸡,每次治疗可产生九十(90)只小鸡。
    在12周龄时,从每种处理的6只鸡中采集血液样品和盲肠内容物以确定血液学特征和发酵参数(短链脂肪酸)。使用软件R版本3.6.2(RCoreTeam,2019)。
    结果表明,增长表现,血液学参数,乙酸,丁酸,饲喂叶粉和阳性对照处理的肉鸡之间的戊酸和己酸相似。然而,饲喂Talinumtriangulare和Mangiferaindica粉的肉鸡显示出较低的死亡率,与阴性和阳性对照治疗相比。此外,饲喂叶粉的肉鸡显示出明显高于其他处理的甲酸浓度(p<0.05)。
    Talinumtriangulare和Mangiferaindica叶可能具有益生元特性,因为它们刺激了短链脂肪酸的产生,从而使动物保持健康。
    UNASSIGNED: The study aim was to evaluate the prebiotic effects of Talinum triangulare and Mangifera indica used on slow growing broiler chickens.
    UNASSIGNED: Three hundred and sixty (360) slow-growing chicks of four weeks of age and similar weight were selected and divided into four (04) treatments (Positive Control, Negative Control, 2 % T. triangulare and 2 % M. indica) of 6 replicates with, fifteen (15) chicks per replicate, which made ninety (90) chicks per treatment.
    UNASSIGNED: At 12 week age, blood sample and cecal content were taken from 6 chickens per treatment to determine heamatological profile and fermentation parameters (Short Chain Fatty Acid). The data obtained were submitted to one-way analysis of variance (ANOVA) using the software R version 3.6.2 (R Core Team, 2019).
    UNASSIGNED: Results showed that growth performance, haematological parameters, acetic, butyric, valeric and caproic acids were similar between broilers fed with the leave powders and the positive control treatment. However, broilers fed with Talinum triangulare and Mangifera indica powders showed a lower mortality rate, compared to the negative and positive control treatments. Moreover, broilers fed with the leave powders showed significantly higher (p < 0.05) formic acid concentration than the other treatments.
    UNASSIGNED: Talinum triangulare and Mangifera indica leaves could have prebiotic properties because they stimulated the production of short-chain fatty acids that keep animals healthy.
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  • 文章类型: Journal Article
    在这项研究中,研究了芒果皮提取物(MPE)的提取和纳米封装,以增强其稳定性并保持其抗氧化性能。最初,使用中央复合设计(CCD)-响应面方法(RSM),通过超声波系统提取MPE的最佳条件确定为10.53°C的温度,34.35分钟的时间,乙醇浓度为26.62%。随后,将提取的提取物喷雾干燥并使用三种类型的涂层进行纳米封装:麦芽糊精,乳清分离蛋白(WPI),和他们的组合。结果显示,与游离提取物相比,纳米包封导致在储存期间提取物中酚类化合物的稳定性的显著改善。此外,用组合包衣制备的胶囊表现出最高水平的酚类化合物和抗氧化活性。因此,可以得出结论,纳米封装可以作为保持MPE生物活性的有效方法。
    In this study, the extraction and nanoencapsulation of mango peel extract (MPE) were investigated to enhance its stability and preserve its antioxidant properties. Initially, using the central composite design (CCD)-response surface methodology (RSM), optimal conditions for the extraction of MPE via an ultrasonic system were determined to be a temperature of 10.53 °C, a time of 34.35 min, and an ethanol concentration of 26.62 %. Subsequently, the extracted extract was spray-dried and nanoencapsulated using three types of coatings: maltodextrin, whey protein isolate (WPI), and their combination. The results showed that nanoencapsulation led to a significant improvement in the stability of phenolic compounds in the extract during storage compared to free extract. Furthermore, capsules prepared with the combined coating exhibited the highest levels of phenolic compounds and antioxidant activity. Therefore, it can be concluded that nanoencapsulation can serve as an effective method for preserving the bioactive properties of MPE.
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