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Triploidy verification of Schizothorax richardsonii using erythrocyte cell and nucleus measurement 利用红细胞和细胞核测定验证理查森裂胸鱼的三倍体性
Q4 Biochemistry, Genetics and Molecular Biology Pub Date : 2023-10-15 DOI: 10.25303/1811rjbt2180222;
A. Rani, U. Siddiqui, T.K. Ghosh, N.N. Pandey
The individuals of diploid and triploid Schizothorax richardsonii (Gray, 1832) were identified using erythrocyte indices. The Erythrocyte cell's major axis of the triploid was 17% higher than the diploid. The increase in the nucleus major axis size of the erythrocyte of the triploid was also greater by 8% concerning the diploid fishes. The erythrocyte measurement ranged between 13.29±1.06 to 14.45±0.97 for diploid 15.91±1.32 to 16.49±1.23 for triploid erythrocyte nucleus 6.16±0.67 to 6.40±0.63 and 6.70±0.71 to 6.94±0.56 for diploid and triploid respectively. The data were analyzed by One Way of Analysis of Variance (ANOVA) for both diploid (control) and triploid (treated) erythrocyte and nucleus measurement which showed significant differences with p<0.05. These parameters, thus, can successfully be used in discriminating diploid and triploid S. richadrsonii.
利用红细胞指数对二倍体和三倍体理查森裂腹虫(Gray, 1832)进行了个体鉴定。三倍体的红细胞长轴比二倍体高17%。三倍体的红细胞细胞核长轴大小的增加也比二倍体大8%。红细胞计数二倍体为13.29±1.06 ~ 14.45±0.97,三倍体为15.91±1.32 ~ 16.49±1.23,二倍体为6.16±0.67 ~ 6.40±0.63,三倍体为6.70±0.71 ~ 6.94±0.56。二倍体(对照)和三倍体(处理)红细胞和细胞核测量数据采用单因素方差分析(One - Way of Variance Analysis, ANOVA)进行分析,两者差异显著(p < 0.05)。因此,这些参数可以成功地用于二倍体和三倍体的判别。
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引用次数: 0
Mutation breeding as a tool for improving plant characters: A review 诱变育种作为植物性状改良手段的研究进展
Q4 Biochemistry, Genetics and Molecular Biology Pub Date : 2023-10-15 DOI: 10.25303/1811rjbt2640273
K.S. Dhondge, N.M. Maske, A.S. Khemnar
Identifying plants with desirable traits among existing plant varieties is the initial and most important step in plant breeding. Plant breeding requires the genetic variation of useful traits for crop improvement or crop betterment. The plant breeding depends upon the genetic variation. In nature, variation occurs mainly as a result of mutation and without it, plant breeding would be impossible. Mutation as a mechanism of creating variability was identified by Hugo de Vries while experimenting on the rediscovery of Mendel’s Law of Inheritance.17 Mutation arises in two ways; First, spontaneous mutation which occurs without treatment of the organism with an exogenous mutagen and secondly induced mutation which occurs due to the treatment of a plant or plant parts such as seed, stem, cuttings, pollen and ovules with the help of mutagens. The purposeful employment of the induced mutation for crop improvement is known as mutation breeding. The mutation breeding is also known as the variation breeding.There are mainly two types of mutagens (agent to cause mutation) i.e. physical and chemical mutagens. The mutant shows higher potential for improving plant architecture leading to better crop improvement and used as complementary and rational tool in plant breeding. Mutation breeding programme should be clearly planned and should be large enough with sufficient facilities to screen large population in short time. This review highlights the role of mutation breeding in improvement of qualitative and quantitative characters of crop plant.
在现有植物品种中鉴定具有理想性状的植物是植物育种的第一步,也是最重要的一步。植物育种需要对作物改良或作物改良有用性状的遗传变异。植物育种取决于遗传变异。在自然界中,变异主要是突变的结果,没有突变,植物育种是不可能的。突变是一种创造变异的机制,是由雨果·德·弗里斯在重新发现孟德尔遗传定律的实验中发现的。17突变以两种方式产生;第一种是自发突变,这种突变是在没有外源诱变剂的情况下发生的;第二种是诱变突变,这种突变是由于在诱变剂的帮助下对植物或植物部分(如种子、茎、插枝、花粉和胚珠)进行处理而发生的。有目的地利用诱导突变进行作物改良称为突变育种。突变育种也被称为变异育种。诱变剂主要有两种,即物理诱变剂和化学诱变剂。该突变体具有较高的改良植株结构的潜力,可作为植物育种的互补和合理工具。突变育种计划应明确规划,规模应足够大,有足够的设施在短时间内筛选大量种群。本文综述了诱变育种在提高作物质量和数量性状方面的作用。
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引用次数: 0
Statistical Optimization of Crude Oil Degradation using Bacterial Consortium and their Enzymes 利用细菌群及其酶降解原油的统计优化
Q4 Biochemistry, Genetics and Molecular Biology Pub Date : 2023-10-15 DOI: 10.25303/1811rjbt01150124
Kumar S.V. Praveen, John Indulekha, K. Valarmathy, B.K. Manjunatha
The present study investigated the application of central composite design in enhanced crude oil remediation using bacterial consortium. The bacterial strains viz. KG-2, SMG-8, NR-3 and OK-6(2) isolated from soil were selected for the crude oil utilization studies. The strains were identified as Pseudomonas stutzeri-KX344913, P. stutzeri-KX289657, Providencia rettgeri-KX289656 and P. rettgeri-KX344914 respectively using 16s rDNA sequence. The preliminary degradation was done using the DCPIP redox-indicator and further degradation was conducted by using Response Surface Methodology (RSM) and the analysis of variance and regression model. CCD model was developed and batch experiments were performed to understand the significance of the four variables (pH, temperature, salinity and inoculum concentration) on the TPH degradation process by applying CCD based RSM.
研究了中心复合设计在细菌联合强化原油修复中的应用。选取土壤分离菌株KG-2、SMG-8、NR-3和OK-6(2)进行原油利用研究。通过16s rDNA序列鉴定菌株分别为假单胞菌stutzeri-KX344913、P. stutzeri-KX289657、普罗维登斯菌rettgeri-KX289656和P. rettgeri-KX344914。采用DCPIP氧化还原指示剂进行初步降解,采用响应面法(RSM)、方差分析和回归模型进行进一步降解。采用基于CCD的RSM方法,建立CCD模型并进行批量实验,了解pH、温度、盐度和接种量4个变量对TPH降解过程的影响。
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引用次数: 0
An Insight into understanding the Antimicrobial Activity of Coriandrum sativum on Antimicrobial Resistant Strains 芫荽对耐药菌株抑菌活性的初步认识
Q4 Biochemistry, Genetics and Molecular Biology Pub Date : 2023-10-15 DOI: 10.25303/1811rjbt2410252
S. Renganathan, A. Manjunath, A.G.V. Chinmayi, S. Sabat
This review highlights the growing emergence of antibiotic resistant bacterial strains. Antibiotics are slowly becoming redundant due to various mechanisms adopted by bacterial strains to combat the bactericidal properties of these antibiotics. Hence, the need of the hour is to find alternative methods of treatment of infections caused by these drug-resistant bacterial strains. The use of herbal products could be employed here as one of the possible solutions to curb the spread of bacterial infections. This review focuses solely on skin infections caused by bacteria. Numerous experiments have proven the bactericidal properties of Coriandrum sativum. Here, we explore the possibility of Coriandrum sativum as a solution to antimicrobial resistance.
这篇综述强调了越来越多的抗生素耐药菌株的出现。由于细菌菌株采用各种机制来对抗这些抗生素的杀菌特性,抗生素正慢慢变得多余。因此,当务之急是找到治疗这些耐药菌株引起的感染的替代方法。在这里,使用草药产品可以作为遏制细菌感染传播的可能解决方案之一。这篇综述只关注由细菌引起的皮肤感染。大量的实验证明了芫荽的杀菌作用。在这里,我们探讨了芫荽作为抗微生物药物耐药性解决方案的可能性。
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引用次数: 0
Non-motile Ciliopathies of the Kidney 肾脏非运动性纤毛病
Q4 Biochemistry, Genetics and Molecular Biology Pub Date : 2023-10-15 DOI: 10.25303/1811rjbt2230232
Barani Karikalan, Srikumar Chakravarthi, Prarthana Gopalakrishna Kalerammana
Most cells of our body have primary cilia, which are specialised sensory organelles that are present on the apical surface. They have been proven to perform critical roles in tissue formation and signal transmission. Mutations of the genes involved in development and functioning of the cilia result in a group of diseases called as ciliopathies which are defined by organ failure caused by ciliary dysfunction. Numerous mutations result in renal ciliopathies that result in severe kidney diseases caused by ciliary dysfunction. The main emphasis of this review to set of overlapping and genetically heterogeneous disorders called ciliopathies with special emphasis on the renal involvement of these diseases. Renal involvement in these diseases ranges from a simple insignificant renal cyst to severe debilitating renal dysfunction resulting in renal failure in the early stage of the disease.
我们身体的大多数细胞都有初级纤毛,这是一种特殊的感觉细胞器,存在于顶端表面。它们在组织形成和信号传递中起着至关重要的作用。参与纤毛发育和功能的基因突变导致一组被称为纤毛病的疾病,由纤毛功能障碍引起的器官衰竭定义。许多突变导致肾纤毛病,导致由纤毛功能障碍引起的严重肾脏疾病。本综述的主要重点是一组重叠和遗传异质性疾病,称为纤毛病,特别强调这些疾病的肾脏受累。这些疾病的肾脏受累范围从单纯的无关紧要的肾囊肿到导致疾病早期肾功能衰竭的严重衰弱性肾功能障碍。
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引用次数: 0
Isolation of lipase producing thermotolerant Bacillus subtilis TTP-06 from hot spring of Himachal Pradesh 喜马偕尔邦温泉产脂肪酶耐热枯草芽孢杆菌TTP-06的分离
Q4 Biochemistry, Genetics and Molecular Biology Pub Date : 2023-10-15 DOI: 10.25303/1811rjbt0960105
Manpreet Kaur, Divya Sharma, Reena Gupta
Out of fifty-three isolates isolated from soil samples of Tattapani hot spring of Himachal Pradesh, India, nineteen were screened for lipase production. Isolate TTP-06 with lipase activity of 3.01±0.05 U/ml was characterized and optimized for different production conditions to give maximum production of lipase. Isolate TTP-06 was identified as Bacillus subtilis TTP-06. Maximum enzyme activity was observed when 0.75% (v/v) of 24 hrs old inoculum was used in production medium (pH 8.0) containing 2.0% (v/v) olive oil, 0.75% (w/v) peptone, 0.75% (w/v) glucose, 0.3% (w/v) NaCl, 0.05% (w/v) MgSO4 and incubated at 55ºC under shaking conditions (150 rpm) for 24 hrs.
从印度喜马偕尔邦塔塔帕尼温泉土壤样品中分离的53株分离菌中,有19株产脂肪酶。对脂肪酶活性为3.01±0.05 U/ml的分离菌株TTP-06进行了表征,并对不同的生产条件进行了优化,以获得最大的脂肪酶产量。分离物TTP-06经鉴定为枯草芽孢杆菌TTP-06。将0.75% (v/v)的24小时接种物置于含有2.0% (v/v)橄榄油、0.75% (w/v)蛋白胨、0.75% (w/v)葡萄糖、0.3% (w/v) NaCl、0.05% (w/v) MgSO4的生产培养基(pH 8.0)中,55℃振荡条件下(150 rpm)孵育24小时,酶活性最高。
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引用次数: 0
Screening Streptomyces secondary metabolites against non-small cell lung cancer using computational approaches 利用计算方法筛选链霉菌次生代谢物对抗非小细胞肺癌
Q4 Biochemistry, Genetics and Molecular Biology Pub Date : 2023-09-15 DOI: 10.25303/1810rjbt0920106
Sampath Kumar Vijayasarathy, Swaminathan Akila, Nithin Pranao Senthilkumar Rangasamy, Shanthi Veerappapillai
Secondary metabolites from bacterial sources are being seen as alternatives to identify new medicines for various disease conditions. Streptomyces is known to be a warehouse of secondary metabolites and is a promising source to be looked for the discovery and development of new anti-tumorigenic agents. Such identifications could alleviate the issue of lung cancer that takes over 2 million lives a year. In the current study, we have screened secondary metabolites from Streptomyces for their potential to act as drugs for non-small cell lung cancer. The metabolites were identified for their ability to inhibit RET protein. Gene fusion partners cause alteration to the RET protein that causes the cancer condition. The metabolites identified were based on docking, pharmacokinetics, toxicity and pass prediction. 16 metabolites from 13 different species of Streptomyces showed binding affinity to the target protein. Among the metabolites, melanin was the one that had strongest evident to act as a drug candidate for non-small cell lung cancer therapeutics.
细菌来源的次生代谢物正被视为识别治疗各种疾病的新药的替代品。链霉菌被认为是次生代谢物的仓库,是发现和开发新的抗肿瘤药物的一个有希望的来源。这种鉴定可以缓解每年夺去200多万人生命的肺癌问题。在目前的研究中,我们筛选了链霉菌的次生代谢物,以寻找它们作为非小细胞肺癌药物的潜力。代谢产物被鉴定为具有抑制RET蛋白的能力。基因融合伴侣导致RET蛋白发生改变,从而导致癌症。鉴定的代谢物是基于对接、药代动力学、毒性和传代预测。来自13种链霉菌的16种代谢物显示出与目标蛋白的结合亲和力。在代谢产物中,黑色素是最明显的非小细胞肺癌治疗的候选药物。
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引用次数: 0
Bioplastic (Polyhydroxyalkanoate) producing Indigenous Bacteria from Agricultural Soil Samples 生物塑料(聚羟基烷酸酯)从农业土壤样品中产生本地细菌
Q4 Biochemistry, Genetics and Molecular Biology Pub Date : 2023-09-15 DOI: 10.25303/1810rjbt1390147
Pratap Jyothirmayee Kola, Shravani Ratnakant Badme, Siddhi Avadhut Tendulkar, Sakshi Bhatt, Krishnan Kannabiran
Polyhydroxyalkanoate (PHA) is the naturally occurring biopolymer produced by the microorganisms. It is biodegradable and having physicochemical properties similar to conventional synthetic plastics and it can be used as an alternative to plastics. PHA is produced by microorganisms including bacteria, archaea and fungi. It gets accumulated inside the microorganisms as crystal in the presence of excess source of carbon, nitrogen, sulphur, oxygen and limited source of other nutrients. In this study PHA producing strain was isolated from agricultural soil sample. All the isolates obtained were screened for PHA production by using Nile red and Sudan black dyes. The potential isolate was characterized by biochemical tests and identified using 16S rRNA sequencing. The isolate showed sequence similarity with Priestia aryabhattai B8W22 and was designated as Priestia aryabhattai VITJK01. For PHA production, seed culture was prepared and inoculated in mineral salt medium containing glucose as a carbon source. PHA was extracted from cell dry weight biomass using methanolysis. It produced polyhydroxybutyrate (PHB) compounds including dodecane, penta decanoic acid, octadecanoic acid and heptadecanoic acid identified by Gas Chromatography Mass Spectrometry. Based on the results, it can be concluded that Priestia aryabhattai VITJK01 is a potential source for PHA/PHB production.
聚羟基烷酸酯(PHA)是由微生物产生的天然生物聚合物。它是可生物降解的,具有与传统合成塑料相似的物理化学性质,可以作为塑料的替代品。PHA是由微生物产生的,包括细菌、古生菌和真菌。在过量的碳、氮、硫、氧和有限的其他营养物质存在的情况下,它以晶体的形式积累在微生物体内。本研究从农业土壤样品中分离出PHA产生菌。利用尼罗红和苏丹黑染料对分离菌株进行了PHA生产筛选。该潜在分离物经生化试验鉴定,16S rRNA测序鉴定。该分离物序列与Priestia aryabhattai B8W22相似,命名为Priestia aryabhattai VITJK01。在以葡萄糖为碳源的无机盐培养基中制备种子培养物并接种PHA。采用甲醇裂解法从细胞干重生物质中提取PHA。经气相色谱-质谱法鉴定,合成的多羟基丁酸酯(PHB)化合物包括十二烷、五烷酸、十八烷酸和十七烷酸。综上所述,Priestia aryabhattai VITJK01可能是PHA/PHB的潜在来源。
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引用次数: 0
Identification and understanding association of differentially expressed RNA in Renal Cell Carcinoma 肾细胞癌中差异表达RNA的鉴定和相关性研究
Q4 Biochemistry, Genetics and Molecular Biology Pub Date : 2023-09-15 DOI: 10.25303/1810rjbt035040
Niyanta Paul, Ritankar Tripathi, Sohini Chakraborty, Satarupa Banerjee
Renal cell carcinoma, sometimes referred to as kidney cancer, is a condition in which kidney cells develop into malignant (cancerous) tumours and expand rapidly. One of the 20 most prevalent malignancies in both male and female is kidney cancer (GLOBOCAN 2020). The risk of developing kidney cancer in the male population is about 1/46 (2.02%) and for women, it is about 1/80 (1.03%). Renal cancer is significantly easier to identify when the disease hallmarks are properly understood, boosting the likelihood of overall survival rates among patients. One of the key factors for promoting or inhibiting the renal cancer associated pathways is messenger RNA. Messenger RNAs are single stranded RNA coding protein formation and also influence their regulation. Differentially expressed RNAs are the genes which have a significant correlation with their coding protein. Hence, analysis of the differentially expressed RNAs linked with kidney cancer is required to understand their significance in the underlying biogenesis of cancer tumorigenesis. To identify all the differentially expressed RNAs, microarray analysis technique was used which is an efficient tool to carry out simultaneous evaluation of hundreds of genes' expression. By physically printing DNA sequence information encoding RNA for specific genes onto microarray "chips," it is feasible to detect the quantity of each RNA molecule in a biological sample. Using the data from microarray analysis in GEO2R, differentially expressed RNAs are retrieved and categorized according to their regulation. Enrichr is used to analyse these differentially expressed RNAs and identify their role in different signalling pathways, biological functions, cellular elements and molecular activities. The results from this comprehensive in silico platform shall aid in a novel understanding of the DEGs involved in cancer pathways which can further be utilized in an experimental setup. Hence, this study will help in better understanding of the role and expression of the differentially expressed RNAs in renal cell carcinoma.
肾细胞癌,有时被称为肾癌,是一种肾细胞发展成恶性肿瘤并迅速扩张的疾病。肾癌是男性和女性中最常见的20种恶性肿瘤之一(GLOBOCAN 2020)。男性患肾癌的风险约为1/46(2.02%),女性约为1/80(1.03%)。当疾病特征被正确理解时,肾癌的识别就容易得多,从而提高了患者总体生存率的可能性。信使RNA是促进或抑制肾癌相关通路的关键因素之一。信使RNA是编码蛋白质形成的单链RNA,也影响蛋白质的调控。差异表达rna是与其编码蛋白有显著相关性的基因。因此,需要分析与肾癌相关的差异表达rna,以了解它们在癌症肿瘤发生的潜在生物发生中的意义。为了鉴定所有的差异表达rna,使用了微阵列分析技术,该技术是同时评估数百个基因表达的有效工具。通过物理打印编码特定基因RNA的DNA序列信息到微阵列“芯片”上,可以检测生物样本中每个RNA分子的数量。利用GEO2R中的微阵列分析数据,检索差异表达的rna并根据其调控进行分类。富集用于分析这些差异表达的rna,并确定它们在不同信号通路、生物功能、细胞元件和分子活性中的作用。这个综合的硅平台的结果将有助于对参与癌症途径的deg有一个新的理解,这可以进一步用于实验设置。因此,本研究将有助于更好地了解差异表达rna在肾细胞癌中的作用和表达。
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引用次数: 0
Discovery of small molecule modulators targeting β-catenin interactions using molecular docking and molecular dynamics strategy 利用分子对接和分子动力学策略发现靶向β-连环蛋白相互作用的小分子调节剂
Q4 Biochemistry, Genetics and Molecular Biology Pub Date : 2023-09-15 DOI: 10.25303/1810rjbt024034
Shanthi Veerappapillai, Aman Hussain
The rapid activation of signaling pathways is the primary factor responsible for the progression of serious malignancies. Particularly, overexpression of β-catenin is one of the preventative oncogenic biomarkers that is widely present in many tumor types. Therefore, we have designed an integrated pharmacophore strategy to discover the potential inhibitor against β-catenin. Primarily, the ligand-, energy-optimized and the receptor cavity-based pharmacophore hypothesis AAHHR, ADR and ANNNRRR were constructed to screen the active molecules from the database. In order to improve the screening efficacy, the resultant molecules were scrutinized by integrating the results obtained through docking and MM/GBSA calculations. Further, the common hit molecules were subjected to a pharmacokinetic and toxicity study which resulted in two potent β-catenin inhibitors: BAS03014832 and BAS01077671. The existence of thiazole and pyrazole moiety is responsible for the anti-neoplastic activity of these molecules. Finally, a deep neural network technique was used to assess the inhibitory action of these compounds across 66 colorectal cancer cell lines. Overall, the results of our study portray a pathway for the experimental biologist in developing selective β-catenin inhibitors.
信号通路的快速激活是严重恶性肿瘤发展的主要因素。特别是,β-catenin的过度表达是广泛存在于许多肿瘤类型中的预防性致癌生物标志物之一。因此,我们设计了一个综合药效团策略来发现潜在的β-catenin抑制剂。首先构建了配体、能量优化和受体空腔药效团假说AAHHR、ADR和ANNNRRR,从数据库中筛选活性分子。为了提高筛选效果,将对接结果与MM/GBSA计算相结合,对所得分子进行筛选。此外,常见的命中分子进行了药代动力学和毒性研究,产生了两种有效的β-catenin抑制剂:BAS03014832和BAS01077671。噻唑和吡唑基团的存在是这些分子具有抗肿瘤活性的原因。最后,使用深度神经网络技术评估这些化合物对66种结直肠癌细胞系的抑制作用。总的来说,我们的研究结果为实验生物学家开发选择性β-catenin抑制剂描绘了一条途径。
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引用次数: 0
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Research Journal of Biotechnology
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