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Microarray cDNA Dataset Analysis Reveals Potential Genes Associated with Type 2 Diabetes Mellitus for Further Treatment Exploration 微阵列cDNA数据集分析揭示与2型糖尿病相关的潜在基因,以进一步探索治疗方法
Pub Date : 2023-07-18 DOI: 10.9734/ajbgmb/2023/v14i4321
S. Muhammad, W. Raza, Saba Ghafoor, Sania Sadeeq, Syeda Zahra Abbas, S. Noor
Type 2 diabetes mellitus (T2DM) is an intricate and inadequately treatable metabolic disorder that requires modified treatment by identifying genetic variants as potential drug targets. In this study, we performed the system-level genetic analysis of the T2DM-related cDNA dataset and revealed 5 significant differentials expressed genes (DEGs) including ABRA, CYR61, NR4A1, KY, and TMEM131 as source genes. Among, these genes, 3 were down-regulated and 2 up-regulated. The biological function and gene ontology showed the association of these genes with cell apoptosis, cell communication, signal transduction, and insulin resistance. These genes are majorly expressed in multiple tissues specifically the brain, lungs, pancreas, and immune cells. The protein-protein network revealed the interaction of these source genes with important signature proteins including FOS, IGFN1, UBC, CTNB1, ITB5, JUN, HIF1A, p53, and other important genes. This study would be helpful to understand the etiology of T2DM and also improve the development of new drug treatments by identification of genes associated with T2DM.
2型糖尿病(T2DM)是一种复杂且无法充分治疗的代谢紊乱,需要通过识别基因变异作为潜在的药物靶点来改进治疗。在本研究中,我们对t2dm相关cDNA数据集进行了系统水平的遗传分析,发现ABRA、CYR61、NR4A1、KY和TMEM131等5个显著差异表达基因(DEGs)为源基因。其中3个基因下调,2个基因上调。生物学功能和基因本体显示这些基因与细胞凋亡、细胞通讯、信号转导、胰岛素抵抗等相关。这些基因主要在多种组织中表达,特别是大脑、肺、胰腺和免疫细胞。蛋白-蛋白网络揭示了这些源基因与重要标志蛋白包括FOS、IGFN1、UBC、CTNB1、ITB5、JUN、HIF1A、p53等重要基因的相互作用。本研究将有助于了解T2DM的病因,并通过鉴定T2DM相关基因来促进新药治疗的开发。
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引用次数: 0
Assessment of the Oxidative Stress Status in those with Diabetes and Hypertension Attending Jos University Teaching Hospital (JUTH), Nigeria 尼日利亚乔斯大学教学医院(JUTH)糖尿病和高血压患者氧化应激状态的评估
Pub Date : 2023-07-17 DOI: 10.9734/ajbgmb/2023/v14i4320
Obot Uduakobong Blessing, Adugbe Abigail, Solomon D. Mariam, G. Y. Samuel
Diabetes is a serious, long-term condition with a major impact on the lives and wellbeing of individuals, families, and societies worldwide. This study aimed to investigate the impact of oxidative stress on individuals with type 2 diabetes mellitus (T2DM) and hypertension who were receiving care at the Endocrinology unit of Jos University Teaching Hospital (JUTH). A total of 54 subjects, comprising both males and females, were randomly selected for the study. The subjects included 27 patients diagnosed with T2DM and hypertension, as well as 27 healthy volunteers who were recruited as a control group. The study focused on assessing various parameters related to oxidative stress and antioxidant enzyme activity. The evaluation of oxidant status involved measuring Malondialdehyde (MDA) levels, which serve as a marker for lipid peroxidation, as well as Glycated hemoglobin (HbA1c) levels and Lipid profile. Additionally, the activity of antioxidant enzymes, including superoxide dismutase (SOD), catalase (CAT), and reduced glutathione (GSH), was examined. Demographic information, lifestyle factors, and clinical assessments were also collected during the study. The results showed that HbA1c levels were significantly higher in diabetic patients compared to the healthy participants. Furthermore, the diabetic group exhibited higher MDA activity, indicating increased lipid peroxidation, compared to the control group (P = 0.001). In terms of antioxidant enzyme activity, the diabetic group showed elevated levels of SOD, CAT, and GSH compared to the control group (P = 0.001). Regarding lifestyle factors, there was a significant difference (P = 0.001) in lipid profiles between diabetic and non-diabetic individuals who engaged in regular exercise compared to those who did not exercise. Similarly, diabetic individuals who had consultations with a registered dietician or an Endocrinologist also demonstrated significantly improved lipid profiles compared to those who did not seek professional advice. Notably, diabetics who exercised regularly and received dietary guidance exhibited significantly higher levels of HDL compared to those who did not engage in exercise or receive dietary counseling. In conclusion, this study highlighted the association between oxidative stress and T2DM with hypertension. The findings emphasized the importance of managing oxidative stress through lifestyle modifications, such as regular exercise and dietary interventions, in improving lipid profiles and potentially mitigating the impact of diabetes on individuals' health and well-being.
糖尿病是一种严重的长期疾病,对全世界个人、家庭和社会的生活和福祉产生重大影响。本研究旨在探讨氧化应激对Jos大学教学医院(JUTH)内分泌科治疗的2型糖尿病(T2DM)和高血压患者的影响。共有54名受试者,包括男性和女性,被随机选中进行研究。研究对象包括27名诊断为2型糖尿病和高血压的患者,以及27名健康志愿者作为对照组。研究的重点是评估与氧化应激和抗氧化酶活性有关的各种参数。氧化状态的评估包括测量丙二醛(MDA)水平,作为脂质过氧化的标志,以及糖化血红蛋白(HbA1c)水平和脂质谱。此外,还检测了抗氧化酶的活性,包括超氧化物歧化酶(SOD)、过氧化氢酶(CAT)和还原性谷胱甘肽(GSH)。在研究期间还收集了人口统计信息、生活方式因素和临床评估。结果显示,糖尿病患者的HbA1c水平明显高于健康参与者。此外,与对照组相比,糖尿病组表现出更高的MDA活性,表明脂质过氧化增加(P = 0.001)。在抗氧化酶活性方面,与对照组相比,糖尿病组SOD、CAT和GSH水平升高(P = 0.001)。关于生活方式因素,与不运动的人相比,经常运动的糖尿病人和非糖尿病人的脂质谱有显著差异(P = 0.001)。同样,与那些没有寻求专业建议的人相比,咨询过注册营养师或内分泌学家的糖尿病患者的血脂水平也有了显著改善。值得注意的是,经常锻炼并接受饮食指导的糖尿病患者与没有锻炼或接受饮食咨询的糖尿病患者相比,HDL水平明显更高。总之,本研究强调了氧化应激与T2DM合并高血压之间的关系。研究结果强调了通过改变生活方式来控制氧化应激的重要性,比如定期锻炼和饮食干预,可以改善血脂状况,并有可能减轻糖尿病对个人健康和福祉的影响。
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引用次数: 0
An Environmentally Safe Production of Xylanases by Fusarium sp. EA 1.3.1 Using Agroindustrial Residues: Biochemical Characterization and Potential Applications 镰刀菌(Fusarium sp. EA 1.3.1)利用农业工业残留物生产木聚糖酶的环境安全研究:生化表征及潜在应用
Pub Date : 2023-07-10 DOI: 10.9734/ajbgmb/2023/v14i4319
G. O. Marinho, Eloísa A. Nogueira, T. Pasin, T. Oliveira, J. Roa, D. Nelson, Vivian Machado Benassi
Renewable energy-related biotechnologies such as biofuels produced from low-cost residual sources that represent clean technologies have become a partial solution to environmental problems. We sought to optimize the cultivation parameters of the fungus Fusarium sp. EA1.3.1 and biochemically characterize the naturally produced xylanases from the fungus. The development of the fungus was analyzed considering the variations in the resources available and by biochemical analysis of the crude extract. The composition and duration of the cultivation, nitrogen source, carbon source, salt solution, and initial pH of the medium were evaluated. The maximum xylanolytic production was obtained in Khanna medium enriched with a CP salts solution during four days of culture using yeast extract, wheat bran, and an initial pH of 8.5 for the culture medium. The optimum temperature and pH were 65°C and 6.5, respectively, for the xylanase activity from Fusarium sp. EA 1.3.1. The enzymatic extract presented general stability at 50°C, keeping 75% of its activity after 90 minutes of incubation, and its activity decreased to 20-40% with exposure to higher temperatures (60-70°C). The enzyme also presented high stability at pH 5.0 after 90 minutes, maintaining 85% of its relative activity. Thus, the isolated fungus presents high potential for xylanase production with desired biochemical and biophysical properties for industrial application. 
与可再生能源有关的生物技术,例如用低成本的剩余资源生产的生物燃料,代表了清洁技术,已经成为解决环境问题的部分办法。对真菌镰刀菌(Fusarium sp. EA1.3.1)的培养参数进行了优化,并对该真菌天然产生的木聚糖酶进行了生化表征。考虑到可利用资源的变化,并通过对粗提物的生化分析,分析了真菌的发育。对培养基的组成和培养时间、氮源、碳源、盐溶液和初始pH进行了评价。在酵母提取液、麦麸和初始pH为8.5的培养基中,添加CP盐溶液的Khanna培养基在4天的培养过程中获得了最大的木聚糖水解产物。镰刀菌EA 1.3.1木聚糖酶活性的最适温度为65℃,pH为6.5℃。酶提取物在50°C时表现出总体稳定性,90分钟后保持75%的活性,暴露在更高的温度下(60-70°C),其活性下降到20-40%。在pH 5.0条件下,90分钟后酶表现出较高的稳定性,保持85%的相对活性。因此,分离的真菌具有很高的生产木聚糖酶的潜力,具有理想的生物化学和生物物理特性,可用于工业应用。
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引用次数: 0
Distribution of Body Mass Index and Abdominal Obesity in Bayelsa State with Associated Interleukin-2 Gene Expression 巴耶尔萨州体重指数和腹部肥胖分布与相关白介素-2基因表达
Pub Date : 2023-07-09 DOI: 10.9734/ajbgmb/2023/v14i4318
F. Ogbole, Evans Egereghe Sanugba
Aims: The aim of the present study was to evaluate the distribution, prevalence and determinants of obesity, overweight and abdominal obesity in Bayelsa State, Nigeria as well as associated IL-2 gene expression. Study Design: A community based cross sectional study design was employed to randomly select 420 participants (aged 18 – 65 years) for the study. Methodology: The study participants were grouped into normal, overweight and general obesity based on their body mass index (BMI) and sub-grouped into normal and abdominal obesity based on their waist circumference. Weighing scale, metre rule and measuring tape were used to measure weight, height and waist circumference respectively. Real time PCR was used to quantify IL-2 gene expression. Results: The BMI distribution of adults in Bayelsa State was symmetrical around the mean (27.25 ± 4.12). Mean waist circumference was 95.27 ± 15.92 (men 97.51 ± 12.38; women 93.41 ± 18.15 cm).  The prevalence of obesity, overweight and abdominal obesity were 26.2% (male, 10.7%; females, 15.5%), 35.2% (males, 16.4%; female, 18.8%), and 62.9% (males, 28.1% females, 34.8%) respectively. Compared with the normal group, a significant upregulation of IL-2 gene expression was found in the overweight, general obesity and abdominal obesity groups (p < 0.05). Significant association of the following determinants with obesity was found: both sexes, age group 36 - 55 years, working as small and medium scale business entrepreneurs and civil servants. Age group 56 – 65 years and female sex were associated with abdominal obesity. Conclusion: The present study found a high prevalence of overweight, general obesity and abdominal obesity in Bayelsa State and associated over expression of IL-2 gene. Findings may have implication for IL-2 based biomarker and drug development. Interventions to reduce BMI and waist circumference in Bayelsa State is emphasized in the present study.
目的:本研究的目的是评估尼日利亚巴耶尔萨州肥胖、超重和腹部肥胖的分布、患病率和决定因素,以及相关的IL-2基因表达。研究设计:采用基于社区的横断面研究设计,随机选择420名参与者(18 - 65岁)进行研究。研究方法:研究参与者根据身体质量指数(BMI)分为正常肥胖、超重肥胖和一般肥胖,根据腰围分为正常肥胖和腹部肥胖。分别用磅秤、米尺和卷尺测量体重、身高和腰围。Real time PCR检测IL-2基因表达。结果:巴耶尔萨州成人BMI分布与平均值(27.25±4.12)呈对称分布。平均腰围95.27±15.92(男性97.51±12.38;女性(93.41±18.15 cm)。肥胖、超重和腹部肥胖患病率为26.2%(男性10.7%;女性15.5%,35.2%(男性16.4%;女性占18.8%),男性占62.9%(女性占28.1%,34.8%)。与正常组比较,超重组、一般肥胖组和腹型肥胖组IL-2基因表达均显著上调(p < 0.05)。发现下列决定因素与肥胖有显著关联:两性、年龄36 - 55岁、中小型企业企业家和公务员。56 - 65岁年龄组和女性与腹部肥胖相关。结论:本研究发现巴耶尔萨州超重、一般性肥胖和腹部肥胖的患病率较高,并伴有IL-2基因的过表达。研究结果可能对基于IL-2的生物标志物和药物开发具有启示意义。本研究强调巴耶尔萨州降低BMI和腰围的干预措施。
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引用次数: 0
Biomolecular Features of COVID-19 in Hodeidah, Yemen 也门荷台达地区COVID-19的生物分子特征
Pub Date : 2023-07-04 DOI: 10.9734/ajbgmb/2023/v14i3317
Mohammed Amood Al Kamarany, Tarik Abdulkarim, Mahfouz Nasser
Background: The biomolecular technique namely Real-Time Polymerase Chain Reaction (RT-PCR) is very important in confirmation of coronavirus disease 2019 (COVID-19) but in progressive infection and predication of the illness severity is not used. Objective: Therefore, the study aimed to determine the relationship between the viral load of COVID-19 infection and the severity of illness based on cycle threshold (Ct). Methodology: The research was designed in a case series study. The study included 60 patients that were confirmed by the RT-PCR test with COVID-19 and divided into two major groups. The first major group was mild and moderate cases (n:20)  that were treated at home (outpatient) and the second major group was severe and critical cases (n:40) that were treated in the isolation center (inpatient). Results: The results showed no relationship between the viral load and severity of illness, where the minimum Ct was 14, and the maximum Ct was 36. The mean of  Ct was  22 ± 7. On the other hand, the low Ct (high viral load) was reported in early detection cases.  In addition , 60%  (36 cases) of patients had low Ct (high viral  load ;  Ct ≤ 15  and ≤ 25  ) 40% of patients (24 cases)  had high Ct (low viral load ; Ct ≤ 26  and ≤ 39 ) that was more  than 25 Ct and less than 39 cycles . On the other mean , 95 % of first group cases (mild and moderate cases )  had high viral load  based on Ct -values  and 42.5 % of second group (severe and critical) had low viral load based on Ct -values. On the other hand, kinetic of viral load–based Ct where the viral load was reported in the first week as very high (low Ct 21) with a longitudinal assessment of RT-PCR test results in individuals requiring third –fourth weeks to clear COVID-19  RNA showed a significant reduction of the viral load in samples  (Ct values > 30).      Conclusion: The study concluded that several factors can affect the Ct of RT-PCR (onset date, collection technique, type of swab, sampling method). Briefly, the COVID-19 RT-PCR test cannot be used as a predictor of the severity of illness.
背景:实时聚合酶链反应(RT-PCR)生物分子技术在新型冠状病毒病(COVID-19)的确诊中非常重要,但在进展性感染和病情严重程度预测中应用较少。因此,本研究旨在基于周期阈值(Ct)确定COVID-19感染病毒载量与病情严重程度的关系。研究方法:本研究采用案例系列研究。该研究将经RT-PCR检测确诊的60名患者分为两组。第一大组是在家(门诊)治疗的轻中度病例(20例),第二大组是在隔离中心(住院)治疗的重症和危重症病例(40例)。结果:结果显示病毒载量与疾病严重程度之间没有关系,最小Ct为14,最大Ct为36。Ct平均值为22±7。另一方面,低Ct(高病毒载量)在早期发现病例中被报道。此外,60%(36例)的患者有低Ct(高病毒载量;Ct≤15和≤25)40%的患者(24例)有高Ct(低病毒载量;Ct≤26和≤39)大于25 Ct且小于39 cycles。另一方面,95%的第一组病例(轻度和中度病例)具有基于Ct值的高病毒载量,而42.5%的第二组病例(严重和危急)具有基于Ct值的低病毒载量。另一方面,在第一周报告的病毒载量非常高(低Ct 21)的情况下,基于病毒载量的Ct动态,对需要第三至第四周清除COVID-19 RNA的个体的RT-PCR检测结果进行纵向评估,显示样品中的病毒载量显著降低(Ct值> 30)。结论:影响RT-PCR Ct的因素有发病日期、采集技术、拭子类型、取样方法等。简而言之,COVID-19 RT-PCR检测不能用作疾病严重程度的预测指标。
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引用次数: 1
Determination of Genetic Diversity of Tamarind (Tamarindus indica) Accessions in Eastern Region of Kenya Using Inter Simple Sequence Repeat (ISSR) Markers 利用ISSR标记测定肯尼亚东部地区罗望子(Tamarindus indica)遗传多样性
Pub Date : 2023-07-03 DOI: 10.9734/ajbgmb/2023/v14i3316
Mercy Liharaka Kidaha, Cornelius Wainana Mbathi, Fredah K. Rimberia Wanzala
There is scanty information on tamarind’s genetic diversity in Easter Kenya. The objective of this study was to determine the genetic diversity of 64 tamarind accessions from Eastern Kenya using 12 Inter Simple Sequence Repeat (ISSR) markers. DNA was extracted from the young apical leaves using modified CTAB method and amplified using standard PCR.  The data collected were scored as presence (1) or absence (0) of bands then compared to the 100bp ladder and analyzed using GeneAlex and R softwares. Only seven primers produced reproducible bands. A total of 46 alleles were produced for the 7 loci with an average of 6.6 per loci. Polymorphic information content (PIC) varied from 0.72 to 0.89 and genetic diversity varied from 0.74 to 0.9. The ISSR markers revealed effective polymorphism of 40.87 to 99.46% and the band  sizes varied from 100 to 1000 bp. Analysis of Molecular Variance (AMOVA) depicted high variation within the tamarind populations at 90% and the least variation of 10% among the population. The first 3 components of Principal coordinate analysis (PCoA) contributed 40.83% of the total variation. Hierarchical cluster analysis grouped the tamarind accessions into seven major distinct groups. Tamarind accessions were different within counties with minimal variations among counties, proving that genetic diversity exists among the tamarind accessions in the Eastern region of Kenya. High genetic diversity was evident among Embu accessions and least among Masinga accessions. Diversity in tamarind can be utilized in marker-assisted breeding and primer ISSR17899A and ISSRHB11 can be explored in studying genes that code for various traits in tamarind accessions.
关于肯尼亚东部罗望子遗传多样性的信息很少。本研究的目的是利用12个ISSR标记确定来自肯尼亚东部的64份罗望子材料的遗传多样性。采用改良的CTAB法从幼嫩的顶叶中提取DNA,用标准PCR扩增。收集到的数据被评分为条带存在(1)或缺失(0),然后与100bp阶梯进行比较,使用GeneAlex和R软件进行分析。只有7个引物产生了可重复的条带。7个基因座共产生46个等位基因,平均每个基因座6.6个。多态性信息含量(PIC)在0.72 ~ 0.89之间变化,遗传多样性在0.74 ~ 0.9之间变化。ISSR标记的有效多态性为40.87 ~ 99.46%,条带大小在100 ~ 1000 bp之间。分子方差分析(AMOVA)显示罗望子群体内变异率高达90%,群体间变异率最低为10%。主坐标分析(PCoA)的前3个分量占总变异量的40.83%。分层聚类分析将罗望子材料分为7个不同的主要类群。县内罗望子的遗传多样性存在差异,县间罗望子的遗传多样性最小,说明肯尼亚东部地区罗望子遗传多样性存在。Embu系遗传多样性高,Masinga系遗传多样性低。罗望子的多样性可用于标记辅助育种,引物ISSR17899A和ISSRHB11可用于研究罗望子各种性状的编码基因。
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引用次数: 0
The Most Common Mutations in the CFTR Gene in the Population of Bosnia and Herzegovina 波黑人群中CFTR基因最常见的突变
Pub Date : 2023-07-03 DOI: 10.9734/ajbgmb/2023/v14i3315
Mirela Mačkić-Ðurović, E. Kiseljaković, I. Aganović-Mušinović, Admir Rasumović
Aims: Cystic fibrosis is an autosomal recessive multisystem disease caused by a mutation of the CFTR gene. To date, more than 1900 mutations of this gene are known. Studies have shown that the most common mutation is delF508. In Bosnia and Herzegovina, the prevalence of individual mutations in the general population has not been thoroughly studied, so this study aimed to determine the prevalence of the mutation concerning the countries of the region and the rest of the world. Study Design: Retrospective study. Place and Duration of Study: Thirty-nine subjects with suspected Cystic fibrosis were referred to the Center for Genetics of the Medical Faculty in Sarajevo between 2018-2020. Methodology: 29 common CFTR gene mutations were analysed with the ELUCIGENE CF29 v2 kit (Elucigene Diagnostics, UK) using four multiplex PCR. Results: The most common mutation in our study was the F508 deletion, present in 14 subjects (73.68%). R347P and G542X mutations were confirmed in two subjects in the heterozygous state in combination with delF508 (M) 5.26% of each of these mutations. 621+1G>T was found in a homozygous state in one subject, while in another, it was in a heterozygous state in combination with delF508(M) mutation, 10.52%. Mutation 2184 delA was found in one subject in the homozygous state with a total frequency of 5.26%. Conclusion: Subjects with cystic fibrosis in Bosnia and Herzegovina are most often carriers of the delF508 mutation. Considering the existence of many mutations and that it is difficult to test them all, targeting the most common mutations in a clinical environment might help in approving therapy, and increasing patients’ quality of life.
目的:囊性纤维化是由CFTR基因突变引起的常染色体隐性多系统疾病。迄今为止,已知该基因有1900多种突变。研究表明,最常见的突变是delF508。在波斯尼亚和黑塞哥维那,尚未对一般人群中个体突变的流行率进行彻底研究,因此本研究旨在确定该区域各国和世界其他地区的突变流行率。研究设计:回顾性研究。研究地点和时间:2018-2020年期间,39名疑似囊性纤维化的受试者被转介到萨拉热窝医学院遗传学中心。方法:29个常见的CFTR基因突变用illumigene CF29 v2试剂盒(illumigene Diagnostics, UK)进行4次多重PCR分析。结果:本研究中最常见的突变为F508缺失,共有14例(73.68%)。R347P和G542X突变在两名杂合状态的受试者中被证实,delF508 (M)各占5.26%。621+1G>T与delF508(M)突变合并为杂合状态,在1例受试者中发现为纯合状态,在1例受试者中发现为杂合状态,占10.52%。突变2184 delA 1例,纯合状态,总频率为5.26%。结论:波黑囊性纤维化患者是delF508突变的最常见携带者。考虑到存在许多突变,并且很难对它们全部进行测试,在临床环境中针对最常见的突变可能有助于批准治疗,并提高患者的生活质量。
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引用次数: 0
Serum Creatinine Determination: Comparison between Colorimetric (Jaffé) and Enzymatic Methods in Renal Transplant Recipients 肾移植受者血清肌酐测定:比色法与酶法的比较
Pub Date : 2023-06-19 DOI: 10.9734/ajbgmb/2023/v14i3314
Houda Kouame, Mohammed Benamo-Seghir, Ayoub Samih, Asmaa Morjan, Nabiha Kamal
Background: Serum creatinine is the most requested parameter in current practice in the context of functional exploration of the kidney. Its contribution to medical care is particularly decisive for kidney transplant patients. The aim of the study is to compare the colorimetric and enzymatic techniques available in our laboratory for the determination of creatinine in samples from kidney transplant patients. Methods: Prospective study carried out at the Biochemistry laboratory of the University Hospital Center (CHU) Ibn Rochd in Casablanca Morocco, over a period of 8 months, carried out on a series of 45 samples from kidney transplant patients who simultaneously benefited from a creatinine assay by colorimetric and enzymatic techniques. The samples were taken on dry tubes and analyzed on the Alinity ® Abbott analyzer. The statistical study of correlation was made by the SPSS software with calculation of the p-value and the coefficient of Pearson (r). Results: During the study period 45 samples were collected. Seventy percent of the prescriptions came from the Nephrology Department. The mean serum creatinine value by enzymatic technique was 39.04 ± 11.7 mg/l, and by colorimetric technique 38.24 ± 12.4 mg/l. The creatinine level by the two techniques was pathological in 69% of cases and normal in 31%. The correlation between the serum creatinine assay by enzymatic Versus colorimetric technique is positive with r=0.994 and P-value<0.001. Conclusion: According to literature, colorimetric techniques are sensitive to interference with pseudochromogenic substances, while enzymatic techniques are standardized due to their specificity and performance but remain more expensive. In our study the correlation between the two techniques was positive with a correlation equation: (y = 0.82 + 1*x). According to our results, no significant difference between the two techniques was observed in our laboratory.
背景:血清肌酐是目前肾脏功能探查中最需要的参数。它对医疗保健的贡献对肾移植患者尤其具有决定性。本研究的目的是比较我们实验室可用的比色法和酶法测定肾移植患者样本中的肌酐。方法:在摩洛哥卡萨布兰卡大学医院中心(CHU) Ibn Rochd生物化学实验室进行了为期8个月的前瞻性研究,对肾移植患者的45份样本进行了一系列研究,这些患者同时受益于比色法和酶技术的肌酐测定。样品在干管上采集,并在Alinity®Abbott分析仪上进行分析。采用SPSS软件进行相关性统计研究,计算p值和Pearson (r)系数。结果:研究期间共收集样本45份。70%的处方来自肾脏病科。酶法测定血清肌酐平均值为39.04±11.7 mg/l,比色法测定血清肌酐平均值为38.24±12.4 mg/l。两种方法测定的肌酐水平69%为病理,31%为正常。酶法测定血清肌酐与比色法测定血清肌酐呈正相关(r=0.994, p值<0.001)。结论:根据文献,比色法技术对假显色物质的干扰敏感,而酶法技术由于其特异性和性能而标准化,但成本较高。在我们的研究中,两种技术之间呈正相关,相关方程为(y = 0.82 + 1*x)。根据我们的结果,在我们的实验室中没有观察到两种技术之间的显着差异。
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引用次数: 0
Evaluation of Non Enzymatic Status in Antioxidant Capital in Senegalese Type 2 Diabetics 塞内加尔2型糖尿病患者抗氧化资本非酶状态的评价
Pub Date : 2023-06-12 DOI: 10.9734/ajbgmb/2023/v14i3313
S. Thiam, M. Touré, A. Samba, A. A. Ardja, A. Ndiaye, N. Coly, I. Soumah, F. Diedhiou, H. Agossou, A. Tounkara, F. DIa, R. Ba, I. Faye, M. Gueye, N. Diouf, F. Cissé, A. Diatta, F. Diallo
Oxidative stress appears very early in the history of type 2 diabetes complications. It is associated to glucose oxidation but also to lipid peroxidation. This stress can be accentuated by a decrease in the antioxidant capacities in diabetics, especially if there are other comorbidities. The objective of this study was to evaluate the antioxidant capacity of Senegalese type 2 diabetics and to identify the associated risk factors. We conducted a prospective study in 40 persons with type 2 diabetes. Factors related to age, sex, BMI, and BP were determined. For biological parameters, we measured blood glucose at empty stomach, glycated haemoglobin, total cholesterol, HDL, triglycerides and LDL, urea and creatinine, uric acid, albumin, total bilirubin, copper, and zinc. The mean age of the population was 58±11.24 years with a predominance of subjects aged over 60 (52.5%). The sex ratio was 1.11 with 52.5% male. Antioxidant capital was reduced in 60% of patients, with a predominance of women (35%). This reduction was marked by hypoalbuminemia (32.5%), hypozincemia (22.5) and an increase in the Cu/Zn ratio (30%). A strong correlation was found between the Cu/Zn ratio and total cholesterol (r=0.911; p<0.0001) as well as LDL (r=1; p=0.0001). Dyslipidaemia was found to be the most associated comorbidity with decreased oxidative capacity with an RR of 1.4 (CI=0.79-2.35) for total hypercholesterolemia and an RR of 1.6 (CI=0.75-3.71) for hypertriglyceridemia. The antioxidant capital is reduced in type 2 diabetics, especially in dyslipidaemia conditions. Hygienic dietary measures and supplementation with trace elements such as zinc should prevent the complications of oxidative stress in diabetics.
氧化应激在2型糖尿病并发症的历史中出现得很早。它与葡萄糖氧化有关,也与脂质过氧化有关。糖尿病患者抗氧化能力的下降会加重这种压力,特别是当有其他合并症时。本研究的目的是评估塞内加尔2型糖尿病患者的抗氧化能力,并确定相关的危险因素。我们对40名2型糖尿病患者进行了一项前瞻性研究。确定与年龄、性别、BMI和血压相关的因素。对于生物学参数,我们测量了空腹血糖、糖化血红蛋白、总胆固醇、高密度脂蛋白、甘油三酯和低密度脂蛋白、尿素和肌酐、尿酸、白蛋白、总胆红素、铜和锌。人群平均年龄为58±11.24岁,60岁以上人群居多(52.5%)。性别比为1.11,男性占52.5%。60%的患者抗氧化资本减少,以女性为主(35%)。这种减少以低白蛋白血症(32.5%)、低锌血症(22.5%)和Cu/Zn比增加(30%)为标志。Cu/Zn比值与总胆固醇有很强的相关性(r=0.911;p<0.0001)和LDL (r=1;p = 0.0001)。发现血脂异常与氧化能力下降最相关,总高胆固醇血症的RR为1.4 (CI=0.79-2.35),高甘油三酯血症的RR为1.6 (CI=0.75-3.71)。抗氧化资本在2型糖尿病患者中减少,特别是在血脂异常的情况下。卫生的饮食措施和补充锌等微量元素可以预防糖尿病患者氧化应激并发症。
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引用次数: 0
Evaluation of Glycemic Index, Hypolipidemic and Hypoglycemic Activities of “osu une” on Alloxan Induced Diabetic Rats 四氧嘧啶诱导的糖尿病大鼠血糖指数、降血脂和降糖活性的评价
Pub Date : 2023-06-07 DOI: 10.9734/ajbgmb/2023/v14i2312
N. Umerah, A. Asouzu
Background: The incidence of diabetes has been on the increase due to increase in sedentary lifestyle together with increase in life expectancy. “Osu une” is a native meal in Anambra State, Nigeria used in the management of diabetics. There is no scientific based study/data to ascertain the effect on blood glucose level. Objective: The study investigated the glycemic index, hypolipidemic and hypoglycemic activities of “osu une” on Alloxan induced rats. Methods: The “osu une” was prepared, dried and blended. Twenty adult male Albino rats were grouped into four of five rats each based on their body weight. Alloxan at a dose of 42mg/kg was induced intravenously through tails of group 2-4 rats. Blood samples were collected from the ocular vein and analyzed for blood glucose and lipid profile on day 7, 14 and 28 using standard method. Ten healthy subjects aged between 24 -40 participated in this study. They were fed with the standard food (50 g glucose) on day one and the test foods on day two, after an overnight fast. Blood samples were taken at 0, 30, 60, 120, and 180 min after the food had been eaten. Results: The result showed that rats that received ‘osu une’ extract showed an increase in body weight from 130.70mg/kg to 146.20mg/kg, while rats that received glucophage tablets also showed an increase in body weight from 126.01mg/kg to 158.81mg/kg after inducing diabetes. The rats fed ‘osu une’ extract had a decrease in fasting blood glucose level, total cholesterol (TC), triglycerides, Low Density Lipoprotein (LDLc) and increase in High Density Lipoprotein (HDLc). The test diet had a low glycemic index of 9.59. Conclusion: The study shows that “osu une” can play a key role in the management of Diabetes Mellitus.
背景:由于久坐生活方式的增加和预期寿命的延长,糖尿病的发病率呈上升趋势。“Osu une”是尼日利亚阿南布拉州的一种当地膳食,用于糖尿病患者的管理。没有科学依据的研究/数据来确定对血糖水平的影响。目的:研究四氧嘧啶诱导大鼠的血糖指数、降血脂和降糖活性。方法:制备、干燥、混匀。20只成年雄性白化大鼠根据体重分为5只大鼠中的4只。2-4组大鼠尾静脉注射四氧嘧啶42mg/kg。于第7、14、28天取眼静脉血,采用标准方法测定血糖、血脂。10名年龄在24 -40岁之间的健康受试者参加了本研究。在禁食一夜之后,他们在第一天吃标准食物(50克葡萄糖),第二天吃测试食物。分别于进食后0、30、60、120和180分钟采集血样。结果:大鼠诱导糖尿病后,大鼠的体重由130.70mg/kg增加到146.20mg/kg,大鼠的体重由126.01mg/kg增加到158.81mg/kg。大鼠空腹血糖水平、总胆固醇(TC)、甘油三酯、低密度脂蛋白(LDLc)降低,高密度脂蛋白(HDLc)升高。试验日粮的血糖指数较低,为9.59。结论:本研究表明,“奥苏酮”在糖尿病的治疗中起关键作用。
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引用次数: 1
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Asian Journal of Biochemistry, Genetics and Molecular Biology
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