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Evaluation of Anti-Diabetic Nature of some Boswellic Acid Derivatives by Molecular Docking Method 用分子对接法评价某些乳香酸衍生物的抗糖尿病作用
Q3 Pharmacology, Toxicology and Pharmaceutics Pub Date : 2021-05-31 DOI: 10.5530/CTBP.2021.2.19
R. Satpathy
Diabetes mellitus is a metabolic disorder and the rising trend in the globe has created great concern in recent times. Since the synthetic drugs used to treat diabetes causes a large number of side effects, so the discovery of a novel plantbased drug molecule is necessary. The gum resin of Boswellia serrata contains a large number of molecule used to treat many numbers of diseases including the diabetes mellitus. The present work is an in silico approach to identify the boswellic acid derivative that can be suitably used for diabetes treatment. The ligand boswellic acid derivatives for the present study were obtained from searching the PubChem database followed by filtration and energy minimization of the molecules were performed. The receptor molecular structure of human alpha-amylase and alphaglucosidase were retrieved from the Protein Data bank (PDB). Molecular docking was performed by using the Autodock Vina tool. The alpha boswellic acid (PubChem ID 637234) showsthe highest affinity towards the selected two enzymes. Then the amino acid binding residues, as well as the pharmacokinetic properties of these derivatives, were predicted and analyzed. After overall analysis, the alpha boswellic acid showed an excellent pharmacokinetic profile, except for solubility. Hence it was predicted to be the best inhibitor among the selected boswellic acid derivatives and can be used to treat diabetes mellitus.
糖尿病是一种代谢性疾病,近年来在全球范围内呈上升趋势,引起了人们的极大关注。由于用于治疗糖尿病的合成药物会产生大量副作用,因此有必要发现一种新型的植物药物分子。锯状Boswellia serrata的树胶树脂含有大量的分子,用于治疗包括糖尿病在内的多种疾病。目前的工作是一种在计算机上鉴定可适用于糖尿病治疗的博斯韦尔酸衍生物的方法。用于本研究的配体博斯韦尔酸衍生物是通过搜索PubChem数据库获得的,然后进行过滤和分子的能量最小化。人α-淀粉酶和α-葡萄糖苷酶的受体分子结构从蛋白质数据库(PDB)中检索。使用Autodock Vina工具进行分子对接。α-博斯韦尔酸(PubChem ID 637234)对所选择的两种酶显示出最高的亲和力。然后对这些衍生物的氨基酸结合残基以及药代动力学特性进行了预测和分析。经过全面分析,除溶解度外,α-博威尔酸显示出良好的药代动力学特征。因此,它被预测为所选的博韦酸衍生物中最好的抑制剂,可用于治疗糖尿病。
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引用次数: 0
Evaluation of Nutritive, Non-Nutritive Contents and Antioxidant Activity of Polyherbal Formulations 中草药制剂营养成分、非营养成分及抗氧化活性的评价
Q3 Pharmacology, Toxicology and Pharmaceutics Pub Date : 2021-05-31 DOI: 10.5530/CTBP.2021.2.14
H. Patnala, G. Ramana, B. Babu
Efficacy and safety of polyherbal formulations was based on non-nutritive and nutritive contents. Present work deals with estimation of non-nutritive phytochemicals such as total phenolic and flavonoid compounds, antioxidant activity and nutritive elements and heavy metals content of polyherbal formulations of Sitopaladi and Talisadichurna. Results have revealed that total phenolic and flavonoid concentrations of Sitopaladichurna extracts were rich in SC1 followed by SC3, SC2 and SC4, and in case of Talisadichurna extracts, the order was TC3 followed by TC2, TC1 and TC4. This specifies that substantial positive linear correlation occurred between total phenolic and flavonoid contents. The herbal formulations disclosed higher scavenging ability with DPPH, ABTS.+ and reducing power than standard ascorbic acid. The extracts displayed better antioxidant activity which also contains higher phenolic contents, indicating that there was a correlation. Findings unveil that herbal formulations were found to be rich source of macro and micronutrients. Furthermore, heavy metals such as Arsenic, Chromium, Cadmium and Lead were not detected at noticeable concentrations in herbal medicines and Mercury concentrations were below the detection limit (< 0.3 mg/kg).
多羟基制剂的有效性和安全性基于非营养和营养成分。目前的工作涉及对西托帕拉迪和Talisadichurna的多羟基制剂的非营养性植物化学物质,如总酚类和类黄酮类化合物、抗氧化活性以及营养元素和重金属含量的估计。结果表明,西托帕拉迪丘纳提取物的总酚类和类黄酮浓度富含SC1,其次是SC3、SC2和SC4,而在Talisadichurna提取物的情况下,顺序为TC3,其次是TC2、TC1和TC4。这表明总酚类和类黄酮含量之间存在显著的正线性相关性。草药制剂显示DPPH、ABTS.+具有更高的清除能力并且比标准抗坏血酸降低功率。提取物显示出更好的抗氧化活性,其中还含有更高的酚类含量,表明存在相关性。研究结果表明,草药配方富含宏量和微量营养素。此外,草药中未检测到明显浓度的砷、铬、镉和铅等重金属,汞浓度低于检测限(<0.3 mg/kg)。
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引用次数: 1
Immunological Evaluation of Influence of Dose and Route of Immunization with FMD Serotype ‘A’ Vaccine in Guinea Pigs A型FMD疫苗剂量和免疫途径对豚鼠免疫效果影响的免疫学评价
Q3 Pharmacology, Toxicology and Pharmaceutics Pub Date : 2021-05-31 DOI: 10.5530/CTBP.2021.2.15
L. Rashmi, K. Ganesh, S. Kishore, V. Suryanarayana, G. R. Reddy, Prithvi S Shirahatti, R. Ramu
A study has been conducted to measure the immunization efficacy of route of inoculation between intra dermal (ID) and intra muscular (IM) in guinea pigs, using FMD vaccines. Three different vaccine formulations of varying concentrations containing full dose, 1/5th dose, 1/10th dose were prepared and injected either intra muscularly or intra dermal to six different groups of guinea pigs. At 30th day post vaccination, all the animals were challenged. Efficacy of route was defined in terms of serum neutralizing antibodies, IgG1 and IgG2 isotype response and challenge studies. When compared with guinea pigs that were intramuscularly vaccinated with a full dose vaccine, guinea pigs vaccinated intra dermal with 1/5th dose of the vaccine were 60% protected against clinical disease. Thus, we conclude that ID route is a good alternative for IM route, as ID route has shown to induce a very efficient immunological response against FMD. Moreover, the dose required by the ID route is lower compared to the IM route with an added benefit of reduced requirement of antigen and costs per dose of FMD vaccine.
采用口蹄疫疫苗对豚鼠进行了皮内接种(ID)和肌内接种(IM)途径的免疫效果测定。制备了三种不同浓度的疫苗制剂,包括全剂量、1/5剂量和1/10剂量,并将其肌肉内或皮内注射到六组不同的豚鼠身上。接种后第30天,对所有动物进行攻毒。根据血清中和抗体、IgG1和IgG2同型反应和激发研究来确定该途径的疗效。与肌肉内注射全剂量疫苗的豚鼠相比,皮肤内注射1/5剂量疫苗的豚鼠对临床疾病的保护率为60%。因此,我们得出结论,ID路线是IM路线的一个很好的替代方案,因为ID路线已显示出对口蹄疫的非常有效的免疫反应。此外,与IM途径相比,ID途径所需的剂量更低,还具有减少抗原需求和每剂口蹄疫疫苗成本的额外好处。
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引用次数: 0
Kinetic Studies of Aspergillus ficuum Tannase Enzyme and its Application in Detannification of Grape Juice 无花果曲霉单宁酶的动力学研究及其在葡萄汁脱氨中的应用
Q3 Pharmacology, Toxicology and Pharmaceutics Pub Date : 2021-05-31 DOI: 10.5530/CTBP.2021.2.24
H. Eissa, Heba A. Dahdooh, W. A. Ibrahim, H. El-Refai
This investigation was carried out to study the characterization and kinetics of the partially purified Aspergillus ficuum tannase enzyme for commercial scale application in the clarification and detannification of juices like grape. pH, temperature and optimum substrate concentration were determined for the tannase enzyme activity from Aspergillus ficuum. Also, the Crude and partial purified enzyme were tested for detannification grape juice quality characteristics. Results evidenced that it was found that the optimum partial purified tannase parameters were: temperature 50 oC, PH 5.5 and substrate concentration 1.6% as a tannic acidwith 6.155 specific activities of partial purified tannase enzyme with 225.46% relative activity higher than its control. The tannase enzyme showed a higher temperature and lower pH optima than the soluble enzyme and showed 81.61% and 66.36 % tannin removal from grape juice by crude enzyme and partial purified enzyme treatment, respectively at 37 oC, which has not been reported earlier. Also, maximum velocity of reaction (Vmax) and Michaeli’s constant (Km) values were 0.72 and 1.45 for partially purified tannase enzyme activity, respectively. Overall the quality of grape juice was better in partial pure tannase treated juice compared with untreated and crude enzyme treated juice. The present study exposed thatthis enzyme could demonstrate a valuable tool for a number of biotechnological applications. Also, the application of this enzyme on juice clarification also states that it can be employed in fruit juice processing for removal of tannin efficiently.
本研究旨在研究部分纯化的无花果曲霉单宁酶的性质和动力学,该酶可用于葡萄等果汁的澄清和脱氨。测定了pH、温度和最适底物浓度对榕树曲霉单宁酶活性的影响。同时,对粗酶和部分纯化酶进行了葡萄汁品质特性的测定。结果表明,部分纯化单宁酶的最佳工艺参数为:温度50℃,PH 5.5,底物浓度1.6%,单宁酸比活力6.155,相对活力比对照高225.46%。单宁酶比可溶性酶表现出更高的温度和更低的pH值,在37℃下,粗酶和部分纯化酶处理对葡萄汁中的单宁去除率分别为81.61%和66.36%,这是以前没有报道过的。此外,部分纯化的单宁酶活性的最大反应速度(Vmax)和Michaeli常数(Km)分别为0.72和1.45。总的来说,部分纯单宁酶处理的葡萄汁比未处理和粗酶处理的果汁质量更好。目前的研究表明,这种酶可以证明是一种有价值的生物技术应用工具。此外,该酶在果汁澄清中的应用也表明,它可以用于果汁加工,有效地去除单宁。
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引用次数: 1
Management of Febrile Neutropenia in Children with Cancer 癌症患儿热性中性粒细胞减少症的治疗
Q3 Pharmacology, Toxicology and Pharmaceutics Pub Date : 2021-05-31 DOI: 10.5530/CTBP.2021.2.13
G. Attina’, Raffaele Tepedino, A. Ruggiero
Febrile neutropenia (FN) is the most common complication of childhood cancer treatment with mortality rates of untreated patients up to 21%. The recognition and management of FN is fundamental to preserve the children health status and avoid life-threatening complications. Physical and laboratory assessments should be performed in every patient with FN to identify any potential site of infection to be promptly treated. Hence, an empiric antimicrobial therapy remains the gold standard for the management of these patients. Antimicrobial treatment should be based on local epidemiological data and antibiotic susceptibility; a combination of a fourth-generation antipseudomonal cephalosporin with an aminoglycoside is generally adopted. Empirical administration of glycopeptides, in absence of documented Gram-positive bacterial infection is not recommended for routine use. Despite the progress in the management of febrile neutropenia and its relatively low mortality, the emergence of resistant pathogens is increasing, and the development of new effective antimicrobials are needed. Established criteria for a risk adapted approach is still lacking and no definitive data supporting the duration of empiric treatment are present. De-escalation strategies should be implemented to reduce both antibiotic exposure and resistance as well as hospital stay.
发热性中性粒细胞减少症(FN)是儿童癌症治疗最常见的并发症,未经治疗的患者死亡率高达21%。FN的识别和管理对于保持儿童健康状况和避免危及生命的并发症至关重要。应对每位FN患者进行身体和实验室评估,以确定任何需要及时治疗的潜在感染部位。因此,经验性抗菌治疗仍然是治疗这些患者的金标准。抗菌治疗应基于当地流行病学数据和抗生素易感性;通常采用第四代抗假阳性头孢菌素与氨基糖苷的组合。在没有革兰氏阳性细菌感染记录的情况下,不建议常规使用糖肽的经验给药。尽管在治疗发热性中性粒细胞减少症及其相对较低的死亡率方面取得了进展,但耐药性病原体的出现正在增加,需要开发新的有效抗菌药物。风险适应方法的既定标准仍然缺乏,也没有确切的数据支持经验性治疗的持续时间。应实施降级策略,以减少抗生素暴露和耐药性以及住院时间。
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引用次数: 0
Pharmacokinetics of Piroxicam Pharmaceutical Forms: An Experimental Study 吡罗昔康剂型的药代动力学实验研究
Q3 Pharmacology, Toxicology and Pharmaceutics Pub Date : 2021-05-31 DOI: 10.5530/CTBP.2021.2.18
I. Men'shikova, O. V. Zakharova
Research into new ways to administer medications within the body remains relevant. The study aims to analyze the particularities of piroxicam kinetics in zein-pectin complexes during ex vivo experiments in a medium simulating the gastrointestinal tract of laboratory rats. Studies were performed in 2019 with 30 laboratory Wistar rats. During 3 days, rats received 2.5 ml of 2% pectin solution per day. The ratio between pectin and zein was 3:1. Rats were mortified, and their intestines were then dissected into 3-cm fragments. The obtained samples were placed in containers with 5 ml of saline phosphate buffer solution (solution pH = 6.4). Gastrointestinal contents and pectin apple and citrus complexes with low methylation were incubated to study the kinetics of piroxicam. Pectin complexes varied in dry carrier mass: the citrus complex was 1.3 times greater than the apple complex (pd”0.05). It was also observed that the release time of 50% of the volume of piroxicam was 1.3 times faster for the citrus complex (pd”0.05) than for the apple complex. In terms of swelling index, citrus complexes were 1.9 times larger than apple complexes (pd”0.01). Citrus complexes contained a lower concentration of piroxicam (1.3 times, pd”0.05) relative to apple complexes. The longterm effect of piroxicam release from pectin complexes was established during the experiment. This is likely due to the slow swelling of the ion part of the polymer mesh under hydrophobic solution conditions. The latter was represented in the experiment by the phosphate buffer and the content of the gastrointestinal tract. The limiting factor that influenced the release kinetics of piroxicam from pectin complexes is its diffusion process from the pectin complex. A high correlation was observed between the 50% piroxicam release and the square root of time in both complexes (0.98). Apple pectin was 3.0 times larger than the constant (p d”0.01). The kinetics analysis demonstrated their linear directionality over approximately 40 hours.
研究在体内给药的新方法仍然很有意义。本研究旨在分析玉米醇溶蛋白-果胶复合物在模拟实验大鼠胃肠道的离体实验中吡罗昔康动力学的特殊性。2019年对30只实验室Wistar大鼠进行了研究。在3天内,大鼠每天接受2.5毫升2%果胶溶液。果胶与玉米醇溶蛋白的比例为3:1。将大鼠处死,然后将它们的肠道解剖成3厘米的碎片。将获得的样品放入装有5ml磷酸盐水缓冲溶液(溶液pH=6.4)的容器中。培养胃肠道内容物和低甲基化的果胶-苹果和柑橘复合物,以研究吡罗昔康的动力学。果胶复合物的干载体质量各不相同:柑橘复合物是苹果复合物的1.3倍(pd“0.05)。还观察到,50%体积的吡罗昔康的释放时间柑橘复合物(pd”0.05)比苹果复合物快1.3倍。就溶胀指数而言,柑橘复合物是苹果复合物的1.9倍(pd“0.01)。柑橘复合物中吡罗昔康的浓度比苹果复合物低(1.3倍,pd”0.05)。在实验过程中确定了吡罗昔康从果胶复合物中释放的长期效应。这可能是由于聚合物网的离子部分在疏水溶液条件下缓慢溶胀。后者在实验中用磷酸盐缓冲液和胃肠道的含量来表示。影响吡罗昔康从果胶络合物中释放动力学的限制因素是其从果胶络合物的扩散过程。在两种复合物中,50%吡罗昔康的释放量与时间的平方根之间存在高度相关性(0.98)。苹果果胶比常数大3.0倍(p d“0.01)。动力学分析表明,它们在大约40小时内具有线性方向性。
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引用次数: 0
A New Insights and Novel Targets for Hyperglycemia from Foxtail Millet (Setariaitalica L.) using Molecular Docking Studies 谷子(Setariaitalica L.)分子对接研究对高血糖的新认识和新靶点
Q3 Pharmacology, Toxicology and Pharmaceutics Pub Date : 2021-05-31 DOI: 10.5530/CTBP.2021.2.23
B. VigneshwaraReddy, C. Reddy, A. C. Sekhar, P. C. O. Reddy, K. Srinivasulu
The inhibition of α-glucosidase and α- amylase, enzymes which are implicated in the digestion of carbohydrates, can evidently decrease the post-prandial increase of blood glucose levels. It can be an significant approach in the management of blood glucose level in type 2 diabetic and borderline patients. At present, there is renewed attention in plant-based medicines and functional foods modulating physiological reactions in the prevention and treatment of diabetes and obesity. The plant kingdom is a extensive field to investigate for natural effective oral hyperglycemic agents that have insignificant or no side effects. Consequently, natural α- glucosidase and α-amylase inhibitors from plant sources offer an prominent strategy for the control of hyperglycemia. Nowadays majority of the people divert towards millets and taken the millets as a meal in the place of rice as because they show key results on who are suffering from hyperglycemia. Foxtail millet [Setariaitalica (L.) P. Beauv.] is a member of poaceae grass family found in both arid and semi-arid regions which is principally used as a fodder and cereal crop. All the food products prepared from foxtail millet are efficient in reducing the blood glucose levels both in normal as well as diabetic patients. To identify human α-glucosidase and α-amylase inhibitors phenolic compounds (Vanillic acid, Ferulic acid) and flavonoid (Kaempferol) of foxtail millets were screened using the structural based molecular docking approach. The findings of this study revealed that all the tested compounds exhibited inhibitory activity against both the enzymes. Comparatively among the three inhibitors tested kaempferol flavonoid was more effective with - 261.79Kcal/mol and -404.66Kcal/mol of binding free energy values against α-amylase and α- glucosidase correspondingly. This insilco study paves the way to further research on foxtail millets (Setariaitalica L.) inhibitory compounds associated with hyperglycemia.
抑制与碳水化合物消化有关的α-葡萄糖苷酶和α-淀粉酶可明显降低餐后血糖升高。它可以是一个重要的方法,在管理血糖水平的2型糖尿病和交界患者。目前,植物性药物和调节生理反应的功能食品在预防和治疗糖尿病和肥胖方面重新受到重视。植物界是一个广泛的研究领域,天然有效的口服高血糖药物,没有或微不足道的副作用。因此,植物来源的天然α-葡萄糖苷酶和α-淀粉酶抑制剂为控制高血糖提供了重要的策略。现在大多数人都转向小米,把小米作为一顿饭来代替米饭,因为小米对高血糖患者有重要的疗效。谷子(seariaitalica, L.)测定。是禾本科牧草科的一员,在干旱和半干旱地区均有发现,主要用作饲料和谷类作物。所有由谷子制成的食品都能有效降低正常和糖尿病患者的血糖水平。为了鉴定人α-葡萄糖苷酶和α-淀粉酶抑制剂,采用基于结构的分子对接方法对谷子中的酚类化合物(香草酸、阿魏酸)和类黄酮(山奈酚)进行了筛选。本研究结果表明,所有被测化合物对这两种酶都表现出抑制活性。相比之下,山奈酚类黄酮对α-淀粉酶和α-葡萄糖苷酶的结合自由能值分别为- 261.79Kcal/mol和-404.66 kcal /mol,对α-淀粉酶和α-葡萄糖苷酶的抑制效果更好。本研究为进一步研究谷子(Setariaitalica L.)抑制高血糖相关化合物铺平了道路。
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引用次数: 0
Role of Preliminary Data Collection for Nutritional Education of Adolescent (13-15 yrs) in Two Different Regions of South India 初步数据收集在南印度两个不同地区青少年(13-15岁)营养教育中的作用
Q3 Pharmacology, Toxicology and Pharmaceutics Pub Date : 2021-05-31 DOI: 10.5530/CTBP.2021.2.22
K. Hemamalini, B. Babitha, B. Lalithakumari
The study aims at ascertaining the most appropriate communication media to be used to bringing about preliminary data for nutrition education in children for sustainable development. The present investigation was undertaken with the major objective focusing on “Assessment of Nutritional Status and impact of nutrition education among Adolescents (13-15 Yrs) of Vijayawada in Andhra Pradesh and Chennai in Tamil nadu”. Total number of subjects from different schools of the two places was 600. Among 600, 300 subjects (both girls & boys) belong to Vijayawada and 300 subjects (both girls & boys) from Chennai. After the selection and briefing the results were constructed based on study protocol, which was constituted based on major areas like - Prevalence of malnutrition, Socio demographic status of the subjects, family type, religion, academic performance, family members education, their occupation and monthly income, finally adolescents socioeconomic status. It was observed in the present study that a large proportion (81.25% in girls and 87.50% in boys) of Vijayawada and (72.41% in girls and 40.47% in boys) of Chennai adolescents under study was normal. This may be due to socio-economic status (SES) of their parents. Which if continued in future, can have long lasting effect on improvement of nutritional status and healthy lifestyle.
该研究旨在确定最合适的传播媒介,用于为儿童营养教育提供初步数据,以促进可持续发展。本调查的主要目的是“评估安得拉邦维贾亚瓦达和泰米尔纳德邦钦奈青少年(13-15岁)的营养状况和营养教育的影响”。来自两地不同学校的科目总数为600门。在600人中,维贾亚瓦达有300名受试者(均为女孩和男孩),金奈有300名(均为男孩和女孩)。在选择和简报后,根据研究方案构建了结果,该研究方案基于主要领域,如营养不良的患病率、受试者的社会人口状况、家庭类型、宗教、学习成绩、家庭成员教育、他们的职业和月收入,最后是青少年的社会经济地位。在本研究中观察到,在接受研究的金奈青少年中,很大一部分(女孩81.25%,男孩87.50%)Vijayawada和(女孩72.41%,男孩40.47%)是正常的。这可能是由于他们父母的社会经济地位。如果在未来继续下去,可以对改善营养状况和健康生活方式产生持久的影响。
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引用次数: 0
C4 Photosynthetic Enzymes Engaged in the Habituation of Allium cepa L. Seedlings to Drought Stress C4光合作用酶参与洋葱幼苗对干旱胁迫的适应
Q3 Pharmacology, Toxicology and Pharmaceutics Pub Date : 2021-05-31 DOI: 10.5530/CTBP.2021.2.17
K. Riazunnisa, N. Rajesh, P. ChandramatiShankar, C. SurendranathaReddyE.
Drought is one of the major stress which affects agricultural crop productivity around the world. In this study the role of Phos phoenol pyruvate carboxylase (PEPC, EC 4.1.1.31), NADP-malic enzyme (NADP-ME, EC 1.1.1.40), and pyruvate, phosphate dikinase (PPDK, EC 2.7.9.1) in different onion cultivars (Allium cepa L.) under drought stress was investigated.An elevated specific activity of these three enzymes was monitored in onion cultivars after 8 h of drought stress. With the increasing concentration of drought there was an increase in C4 enzyme activities. PEPC showed 3.5-fold increase after 24 h, NADP-ME 3.9-fold, and PPDK 3.2-fold increase was observed in Arkalalima (AL)onion after 48 h when compared to control. Statistical analysis including regression analysis suggested significant results to onion drought resistant cultivars under drought stress condition. The results revealed that the variety AL exhibited best response followed by Arkakirthaman (AK) and Bellary(BL). Therefore PEPC, PPDK and NADPME participate in the drought response of onion, a C3 Plant. Future research will allow further understanding of the drought stress mechanism of adaptation of the onion germplasm to drought.
干旱是影响世界各地农业作物生产力的主要压力之一。在本研究中,研究了不同洋葱品种(洋葱)在干旱胁迫下磷酸烯醇丙酮酸羧化酶(PEPC,EC 4.1.1.31)、NADP苹果酸酶(NADP-ME,EC 1.1.1.40)和丙酮酸、磷酸二激酶(PPDK,EC 2.7.9.1)的作用。在干旱胁迫8小时后,在洋葱品种中监测到这三种酶的比活性升高。随着干旱浓度的增加,C4酶活性增加。与对照相比,Arkalalima(AL)洋葱24小时后PEPC增加3.5倍,NADP-ME增加3.9倍,PPDK增加3.2倍。包括回归分析在内的统计分析表明,在干旱胁迫条件下,洋葱抗旱品种的结果显著。结果表明,AL表现出最好的反应,其次是Arkakirthaman(AK)和Bellary(BL)。因此,PEPC、PPDK和NADPME参与了C3植物洋葱的干旱反应。未来的研究将有助于进一步了解洋葱种质适应干旱的干旱胁迫机制。
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引用次数: 0
Molecular Approach Towards Screening of Biological Targets of Berberine and its Production Sources 小檗碱生物靶点筛选及其产源的分子方法研究
Q3 Pharmacology, Toxicology and Pharmaceutics Pub Date : 2021-05-31 DOI: 10.5530/CTBP.2021.2.16
Jhansi Preetham Garrepelly, L. KiranmayiPYN, Thanuja Bandari, Rajeswara Reddy Erva
Traditional medicine dating back to centuries ago has been used to treat several ailments of humans. Berberine is a chemical compound that is found in plants which is being used in the form of drugs to work against various diseases. For optimum production of Berberine suitable plant species must be selected out of Coptis japonica and Argemona mexicana which are high yielding. From the pathway of Berberine production it is known that more the amount of substrate Canadine gives more amount of Berberine. The objective of this work is to compare the Canadine production efficiency among Coptis japonica and Argemona mexicana by molecular level studies for both the species. It is concluded that the enzyme, (S)-canadine synthase from Argemona mexicana is more efficient towards the production of (S)-canadine which in turn lead to Berberine production. Later the efficiency of Berberine against various disease targets is tested by molecular docking approach under same experimental conditions. Molecular docking results conferred the efficiency of Berberine in the treatment of gastric cancer over the other diseases.
传统医学可以追溯到几个世纪前,已经被用来治疗人类的几种疾病。小檗碱是一种在植物中发现的化合物,它以药物的形式被用来治疗各种疾病。为了使小檗碱的产量达到最佳,必须从黄连和墨西哥姜中选择适宜的高产植物品种。从小檗碱的产生途径可知,底物加拿大碱的量越多,小檗碱的量就越多。本研究的目的是通过分子水平的研究比较黄连和墨西哥黄连的产加拿大碱效率。综上所述,墨西哥Argemona mexicana的(S)-canadine合成酶更有效地生产(S)-canadine,进而生产小檗碱。随后在相同的实验条件下,采用分子对接的方法检测小檗碱对多种疾病靶点的药效。分子对接结果表明,小檗碱治疗胃癌的效果优于其他疾病。
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Current Trends in Biotechnology and Pharmacy
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