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Isolation and Structural Characteristic of Novel Gangliosides from Temnopeuridae Echnoid Gonads with Investigation on their Mouth and Breast Anticancer Properties 从蝶蛾性腺中提取新型神经节苷类化合物的分离、结构特征及其口腔和乳腺抗癌特性的研究
Pub Date : 2020-07-15 DOI: 10.33263/proceedings21.039039
Sea urchins have recently been attracting considerable research interest as sources of a number of highly valuable bioactive compounds that possess antitumor, antiviral, antimicrobial and anticoagulant properties that hold great promise for use in pharmacological applications. The present study was carried out to determine the structural, developmental characterization of gangliosides isolated from the Temnopeuridae. The extraction of lipids carried out by the chloroform-methanol extraction methods. The structural identification of Temnopeuridae extracts determined by TLC, GC-MS, FT-IR, and NMR studies. The antimicrobial and antifungal activity of the Temnopeuridae extract against the various clinical pathogens were analyzed. Then the in-vitro studies were carried out in HELA cells. In the experimental results, a significant amount of lipids were extracted from the gonods of Temnopeurida. The presence of polyunsaturated fatty acids and enriched phospholipid profile were identified. The clinical pathogens such as Clostridium, Staphylococcus, Vibrio species, Candida, Aspergillus, and mucormycets showed a potential zone of inhibition during the disc diffusion method. The cytotoxicity assay showed an increase in cell viability against the cytotoxicity in HELA cells. Based on the consideration of the high level of polyunsaturated fatty acids and enriched phospholipids, Temnopeurida gonads offer novel therapeutic compounds for the mouth and breast cancer.
海胆作为具有抗肿瘤、抗病毒、抗菌和抗凝血特性的高价值生物活性化合物的来源,在药理学应用方面具有很大的前景,近年来引起了人们的广泛研究兴趣。本研究旨在确定从Temnopeuridae分离的神经节苷类化合物的结构和发育特征。脂质提取采用氯仿-甲醇萃取法。采用TLC、GC-MS、FT-IR、NMR等方法对枳实提取物进行结构鉴定。分析了Temnopeuridae提取物对多种临床病原菌的抑菌活性。然后在HELA细胞中进行体外研究。在实验结果中,从Temnopeurida的性腺中提取了大量的脂质。确定了多不饱和脂肪酸的存在和丰富的磷脂谱。临床病原菌如梭状芽孢杆菌、葡萄球菌、弧菌、念珠菌、曲霉、毛霉等在圆盘扩散法中均有潜在的抑制区。细胞毒性试验显示,HELA细胞抗细胞毒性的细胞活力增加。基于高水平的多不饱和脂肪酸和丰富的磷脂的考虑,Temnopeurida性腺为口腔癌和乳腺癌提供了新的治疗化合物。
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引用次数: 0
Green Synthesis of Gold Nanoparticles from Leaf Extracts of Ginkgo biloba L. and its Antibiotic Potential Against Escherichia coli and Bacillus subtilis 银杏叶提取物绿色合成纳米金及其对大肠杆菌和枯草芽孢杆菌的抗菌作用
Pub Date : 2020-07-15 DOI: 10.33263/proceedings21.029029
Based on the global environmental pollution problems, the main focus of every nano-research is to produce the nanomaterial in a green and eco-friendly way without any interference of chemical synthesis. By the way, the present study was intended to use an aqueous extract of the living fossil plant viz., Ginkgo biloba L., to synthesize the gold nanoparticles and evaluate their antibiotic activity against bacterial pathogens. The gold nanoparticles (AuNps) were successfully synthesized by mixing the Ginkgo biloba aqueous extract and the auric chloride solution for approximately 24 hours. The UV-Vis spectra of Gold nanoparticles (AuNps) showed the maximum absorption peak at 520nm. The SEM analysis also showed the gold nanoparticles synthesized from Ginkgo biloba were spherical with particle size ranging from 40 to 60nm. During our study, the gold nanoparticles exhibited significant antimicrobial activity against bacterial pathogens, i.e., E. coli and Bacillus subtilis. The later bacterium was found to be more susceptible to the nanoparticles as well as the extracts of G. biloba in comparison to the former bacterium.
基于全球性的环境污染问题,在不受化学合成干扰的情况下,以绿色环保的方式生产纳米材料是每一种纳米研究的主要焦点。此外,本研究旨在利用活化石植物银杏叶的水提物合成金纳米颗粒,并评价其对细菌病原体的抗菌活性。将银杏叶水提物与氯化金溶液混合约24小时,成功合成了金纳米颗粒(AuNps)。金纳米粒子(AuNps)的紫外可见光谱在520nm处显示出最大吸收峰。扫描电镜分析表明,银杏叶合成的金纳米颗粒呈球形,粒径在40 ~ 60nm之间。在我们的研究中,金纳米颗粒对细菌病原体,即大肠杆菌和枯草芽孢杆菌表现出显著的抗菌活性。研究发现,与前一种细菌相比,后一种细菌对纳米颗粒和双叶菌提取物更敏感。
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引用次数: 0
Development of Synbiotic Pomegranate Beverage from Lactobacillus sp. Immobilized in Alginate Beads 海藻酸微球固定化乳酸杆菌合成石榴饮料的研制
Pub Date : 2020-07-15 DOI: 10.33263/proceedings21.091091
Consumer’s demand for functional food has considerably increased beyond just providing the basic nutrients due to its greater potential to reduce the risk of the diseases and enhance healthy gut microbiota. Non-diary probiotic product with numerous advantage and health benefits is certainly a field to be greatly explored. Here the work focuses on the development of pomegranate beverage with additional functional components, i.e., lactobacillus as probiotic culture immobilized with prebiotic alginate beads- synergetically forms a synbiotic product with greater nutritional significance. Different species of Lactobacillus, L.casei, L.plantarum, L.acidophiluswere studied. Fermentation was carried out. Based on the viability, pH, and other chemical analysis which were conducted to check the efficient use of the substrate, a strain was identified for further process development. Our future work comprises immobilization of the strain with alginate beads and introducing it with the beverage to enhance and acquire desirable product quality.
消费者对功能性食品的需求已大大增加,而不仅仅是提供基本营养素,因为它更有可能降低疾病的风险,增强健康的肠道微生物群。具有诸多优点和健康益处的非乳制品益生菌产品无疑是一个值得大力探索的领域。本文的研究重点是在石榴饮料中添加额外的功能成分,即将乳酸杆菌作为益生菌培养物与益生元海藻酸盐珠固定,协同形成具有更大营养意义的合成产品。对不同种类的乳酸菌、干酪乳杆菌、植物乳杆菌、嗜酸乳杆菌进行了研究。进行发酵。根据生存力、pH值和其他化学分析来检查底物的有效利用,确定了一种菌株用于进一步的工艺开发。我们未来的工作包括用海藻酸盐珠固定菌株,并将其与饮料一起引入,以提高和获得理想的产品质量。
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引用次数: 0
Analysis of River Water Along Klang Valley to Evaluate the Prevalence of Antibiotics Resistant Strains within Urbanized Areas of Selangor, Malaysia 对马来西亚雪兰莪州城市化地区巴生河谷河水进行抗生素耐药菌株流行情况分析
Pub Date : 2020-07-15 DOI: 10.33263/proceedings21.059059
The determination of antibiotic-resistant bacteria in Klang river water in Klang valley is performed as the river exposed to various environments. The analysis is performed through enumeration, isolation, and identification process. The water samples were obtained from the origin of the river, housing region, and hospital region. The coliforms obtained through enumeration and identification was then used to determine antibiotic sensitivity, minimum inhibitory concentration (MIC), and minimal bactericidal concentration (MBC). The level of coliforms was indicated through the most probable number (MPN), which 70 MPN per 100 ml of river water in the origin of the river while housing and hospital regions showed more than 1600 MPN per 100 ml of river water. The results obtained from the antibiotic sensitivity test showed that the degree of resistance of coliforms is varied in different regions. The zone of inhibition to ampicillin and tetracyclin for coliforms in housing regions is 20 mm, while the coliforms in the hospital region are 6 mm and 7 mm, respectively. The overall results showed that the level of coliforms and the antibiotic sensitivity of coliforms are different in various regions. The coliforms in the hospital region are more resistant to antibiotics compared to the housing region.
对巴生河谷巴生河水中抗生素耐药菌进行了测定。分析是通过枚举、隔离和识别过程执行的。水样分别取自河流源头、居民区和医院区。通过枚举和鉴定获得的大肠菌群用于测定抗生素敏感性、最小抑菌浓度(MIC)和最小杀菌浓度(MBC)。大肠菌群水平通过最大可能数(MPN)表示,在河流源头每100毫升河水中有70个MPN,而住房和医院地区每100毫升河水中有1600多个MPN。抗生素敏感性试验结果表明,大肠菌群的耐药程度在不同地区存在差异。住房区对氨苄西林和四环素大肠菌群的抑制区为20 mm,医院区对大肠菌群的抑制区分别为6 mm和7 mm。总体结果表明,不同地区大肠菌群的水平和对抗生素的敏感性存在差异。与住房区相比,医院区大肠菌群对抗生素的耐药性更强。
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引用次数: 0
Enhanced and Effective Degradation of Waste Water Treatment for Hydrogen and Bioelectricity Production 用于制氢和生物发电的废水处理的强化和有效降解
Pub Date : 2020-07-15 DOI: 10.33263/proceedings21.085085
This paper summarises different methods used for the Electrical power generation using microorganisms in Microbial Fuel Cell (MFC), where power generation is done in a microbial environment. Microorganisms are used as catalysts to degrade the supplied source effectively. This bioelectricity production is carried out in an enhanced way in a pollution-free environment. This paper addresses different aspects of electricity generation with the help of microorganisms. Various types of Microbial fuel cells have been described based on their constructional details. One of the different power generation methods is wastewater treatment. Also, hydrogen is generated in this environment, which can be used in fuel cells. Different factors and catalysts used to produce bioelectricity are identified and analyzed. Finally, the power produced in those methods had been compared, and the best method is cited.
本文综述了微生物燃料电池(MFC)中利用微生物发电的不同方法,其中发电是在微生物环境中进行的。利用微生物作为催化剂,有效地降解供应源。这种生物电生产是在无污染的环境中以一种增强的方式进行的。本文讨论了利用微生物发电的不同方面。各种类型的微生物燃料电池已经根据其结构细节进行了描述。其中一种不同的发电方法是废水处理。此外,在这种环境中产生的氢可以用于燃料电池。鉴定和分析了用于生产生物电的不同因素和催化剂。最后,对各种方法产生的功率进行了比较,并给出了最佳的方法。
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引用次数: 0
Synthesis of Superparamagnetic Iron Oxide Nanoparticle (SPIONs) for Drug Delivery and X-ray Imaging 超顺磁性氧化铁纳米粒子(SPIONs)的合成及其药物传递和x射线成像
Pub Date : 2020-07-15 DOI: 10.33263/proceedings21.003003
Precursor iron molecular solution for the synthesis of SPIONs was optimized for the production of superparamagnetic iron oxide nanoparticles (SPIONs). Thus produced SPIONs were subjected for core-shell – SPIONs synthesis for drug delivery, which had the following four major stages (1) synthesis of SPIONs, (2) functionalization of SPIONs, (3) curcumin loading, and (4) biopolymer coating (Chitosan). Every stage of the synthesis was analyzed using various microscopic (TEM, SEM, AFM) and spectroscopic (UV Vis, FTIR, Zeta Analyzer, Raman Spectroscopy, GIXRD, PXRD, XPS, SQUID, VSM) analysis. Through spectroscopic techniques, mainly the elemental nature and the energy states of elements present all through the core-shell production were studied. The core-shells were subjected to drug delivery studies against HCT 116 and HeLa cells. Core-shell SPIONs were showing IC50 at 30μg and 80μg concentration against HeLa and HCT 116 cell lines, respectively. IC50 concentration was subjected for further anticancer studies through nuclear staining, flow cytometry, and expression of caspase 3 at four-time duration: 2 hours, 6 hours, 12 hours, and 24 hours. The core-shell SPIONs were found to induce cancer apoptosis, which was analyzed using quadrant and histogram statistics obtained as per flow-cytometer. Caspase 3 expression was analyzed using a caspase expression assay. Further, they were evaluated by histogram statistics. SPIONs were utilized as a contrasting agent for X-ray imaging, where it was showing the egg visibility. The response of SPIONs to X-ray was studied with and without the applied magnetic field. Later, the SPIONs were subjected to toxicity study against earthworm.
对合成超顺磁性氧化铁纳米粒子的前驱体铁分子溶液进行了优化。制备的SPIONs经核-壳- SPIONs合成用于药物递送,主要分为四个阶段:(1)SPIONs合成,(2)SPIONs功能化,(3)姜黄素负载,(4)生物聚合物包被(壳聚糖)。采用各种显微(TEM, SEM, AFM)和光谱(UV - Vis, FTIR, Zeta Analyzer, Raman Spectroscopy, GIXRD, PXRD, XPS, SQUID, VSM)分析了合成的各个阶段。利用光谱学技术,主要研究了核壳生成过程中元素的性质和能态。核壳对HCT 116和HeLa细胞进行了药物递送研究。核壳SPIONs分别在30μg和80μg浓度下对HeLa和HCT 116细胞株显示IC50。通过核染色、流式细胞术和caspase 3的表达,在4个时间点(2小时、6小时、12小时和24小时)对IC50浓度进行进一步的抗癌研究。发现核壳SPIONs诱导肿瘤细胞凋亡,流式细胞仪对其进行象限和直方图统计分析。用Caspase表达法分析Caspase 3的表达。进一步,通过直方图统计对其进行评价。SPIONs被用作x射线成像的对比剂,在那里它显示卵子的可见性。研究了外加磁场和不外加磁场作用下SPIONs对x射线的响应。随后对SPIONs进行了对蚯蚓的毒性研究。
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引用次数: 0
General Info: International e-Conference on Bioengineering for Health and Environment (ICBHE 2020) 国际健康与环境生物工程电子会议(ICBHE 2020)
Pub Date : 2020-07-15 DOI: 10.33263/proceedings21.001002
General Info: International e-Conference on Bioengineering for Health and Environment (ICBHE 2020). Organized by (i) Department of Biotechnology, School of Bio & Chemical Engineering, Centre for International Relations, Sathyabama Institute of Science & Technology, India; (ii) School of Bioscience, Faculty of Medicine, Bioscience and Nursing, MAHSA University, Malaysia.* Correspondence: antonysamrot@gmail.com; raji.naomi10@gmail.com
国际健康与环境生物工程电子会议(ICBHE 2020)。由(i)印度萨提亚巴马科学技术学院生物与化学工程学院国际关系中心生物技术系主办;马来西亚MAHSA大学医学、生物科学和护理学院生物科学学院。*通信:antonysamrot@gmail.com;raji.naomi10@gmail.com
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引用次数: 0
Protective Effects of Kinetin Against Pesticide Induced Toxicity 激动素对农药毒性的保护作用
Pub Date : 2020-07-15 DOI: 10.33263/proceedings21.073073
India, as a nation, is primarily dependent on agriculture not only as a means to feed its people but also the sector, which contributes almost 80% of the country’s GDP. That being said, pesticides and fertilizers are enormously used to curb the pest attack against crops and to boost plant growth. It can be said that the negligent use of these chemicals may have side effects on the plants. We wanted to check the level of such side effects caused by acephate and also to find out whether such side effects can be neutralized by an organic and plant safe compound such as kinetin. Thus, in our project, we focused on checking the effects caused by the application of acephate, when sprayed (foliar) on to fenugreek plants. We performed three tests to study the oxidative stress, from which we can conclude that acephate by and of itself caused more oxidative stress whereas when applied in combination with Kinetin (lower acephate concentration and a comparatively higher concentration of Kinetin) the oxidative stress was comparatively low. Further studies were made in an animal model and cell lines. In the animal model, there was no significant result as both acephate and kinetin were inhibiting AChE activity. In Blood, the hemolysis percentage was calculated, and from the results, we could conclude that the combination of kinetin and acephate showed reduced hemolysis. When checked in cell lines, in fibroblast cells, the application of acephate increased the percentage of dead cells, whereas in combination with kinetin even-though there were initially some dead cells, the live cells that were remaining proliferated which can be viewed as the effect of kinetin. Whereas the cancerous cells of the sarcoma also had similar results, but the proliferation of the live cancerous sarcoma was more robust compared to the fibroblast cell, which could be inferred as a negative effect as it promotes cancerous growth. Thus, we can conclude that kinetin could be used as an ameliorative compound against pesticides by doing a few more extensive studies on various plant species and against various pesticides.
作为一个国家,印度主要依赖农业,不仅是养活其人民的手段,而且是该部门,贡献了该国GDP的近80%。话虽如此,农药和化肥被大量用于抑制害虫对作物的攻击,促进植物生长。可以说,这些化学物质的疏忽使用可能会对植物产生副作用。我们想要检查由乙酰甲胺磷引起的这种副作用的程度,并找出这种副作用是否可以被一种有机的、对植物安全的化合物如动素所中和。因此,在我们的项目中,我们重点检查了在胡芦巴植物上喷洒(叶面)乙酰甲胺磷的效果。我们进行了三次测试来研究氧化应激,从中我们可以得出结论,乙酰甲胺磷本身引起更多的氧化应激,而当与Kinetin(较低浓度的乙酰甲胺磷和相对较高浓度的Kinetin)联合使用时,氧化应激相对较低。在动物模型和细胞系中进行了进一步的研究。在动物模型中,乙酰甲胺磷和动素均抑制乙酰胆碱酯酶活性。在Blood中,计算溶血百分比,从结果可以看出,动素和乙酰甲胺磷联合使用可以减少溶血。当检查细胞系时,在成纤维细胞中,乙酰甲胺磷的应用增加了死细胞的百分比,而与动素结合时,尽管最初有一些死细胞,但仍有活细胞增殖,这可以看作是动素的作用。然而,肉瘤的癌细胞也有类似的结果,但与成纤维细胞相比,活的癌性肉瘤的增殖更为强劲,这可以推断为一种负面影响,因为它促进了癌细胞的生长。因此,我们可以通过对不同植物种类和不同农药的进一步研究,得出动素可以作为一种农药改良化合物的结论。
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引用次数: 0
A Detection and Therapeutic Device to Overcome Sleep Apnea in Infants 一种克服婴儿睡眠呼吸暂停的检测与治疗装置
Pub Date : 2020-07-15 DOI: 10.33263/proceedings21.035035
Among the various sleep-disordered breathing patterns infant’s experience, like periodic breathing, premature apnea, obstructive sleep apnea, has been considered a major cause of concern. Upper airway structure, mechanics of the pulmonary system, etc., are a few reasons why the infants are vulnerable to obstructive sleep-disordered. An imbalance in the viscoelastic properties of the pharynx, dilators, and pressure can lead to airway collapse. A low level of oxygen in blood or hypoxemia is considered a characteristic in infants with severe OSA. Invasive treatments like nasopharyngeal tubes, continuous positive airway pressure (CPAP), or tracheostomy are found to be helpful in most cases where infants experience sleep apnea. This paper proposes an efficient system for monitoring obstructive sleep apnea in infants on a long-term basis, and if any anomaly is detected, the device provides Continuous Airway Pressure therapy until the abnormality is normalized.
在各种睡眠呼吸障碍模式中,婴儿的经历,如周期性呼吸,过早呼吸暂停,阻塞性睡眠呼吸暂停,被认为是一个主要的原因。上呼吸道结构、肺系统的力学等是婴儿易患阻塞性睡眠障碍的几个原因。咽、扩张器和压力的粘弹性不平衡可导致气道塌陷。血液中的低氧水平或低氧血症被认为是严重OSA婴儿的特征。像鼻咽管、持续气道正压通气(CPAP)或气管切开术这样的侵入性治疗被发现在大多数婴儿经历睡眠呼吸暂停的情况下是有帮助的。本文提出了一种有效的长期监测婴儿阻塞性睡眠呼吸暂停的系统,如果检测到任何异常,该设备将提供持续的气道压力治疗,直到异常正常化。
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引用次数: 0
A study on optimization of biomass of Bacillus pumilus for feather degradation 羽毛降解短小芽孢杆菌生物量优化研究
Pub Date : 2020-07-15 DOI: 10.33263/proceedings21.005005
Soil samples were collected from the feather dumped area, and they were screened for the presence of keratinolytic bacteria Bacillus pumilus. Based on its growth on Bacillus isolation agar, Skim milk agar, and Starch agar, it was conformed as Bacillus pumilus. The growth of bacteria was estimated by biomass estimation. In the optimization study, the optimum incubation period observed for feather degradation was 48hrs, pH 7, and temperature 40°C. Purified Keratinase enzyme was used for the feather degradation study. The maximum degradation observed was 29% at the temperature of 400C. The size of kerinase produced was estimated as 52KDa.
在羽毛倾倒区采集土壤样本,对其进行角化菌短芽孢杆菌的筛选。在芽孢杆菌分离琼脂、脱脂乳琼脂和淀粉琼脂上的生长结果表明,该菌属短小芽孢杆菌。通过生物量估算细菌的生长情况。在优化研究中,观察到羽毛降解的最佳孵育时间为48小时,pH为7,温度为40℃。纯化角朊酶用于羽毛降解研究。在400℃时,最大降解率为29%。产生的角蛋白酶的大小估计为52KDa。
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引用次数: 0
期刊
Proceedings. International Meshing Roundtable
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