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Community-based Descriptive Cross-sectional Study on Prevalence, Clinical Manifestation, Beliefs and Management Approach of Gastroesophageal Reflux Disease (GERD) Among Young Bangladeshi Population 基于社区的描述性横断面研究:孟加拉国年轻人胃食管反流病 (GERD) 的患病率、临床表现、观念和管理方法
Pub Date : 2024-02-11 DOI: 10.3329/bpj.v27i1.71150
Kazi Milenur Rahman Prattay, Riaz Uddin, Diponkor Kumar Shill, Rajib Das, Md Raihan Sarkar, K. Sikdar
Despite being a common public health problem, there are few population-based research available to learn about the epidemiology and management of gastrointestinal reflux disease (GERD) in Bangladesh. The tenacity of this study was to investigate the prevalence, potential predisposing factors, clinical representation, therapeutic management of GERD among the young Bangladeshi population along with their beliefs regarding the disease. A descriptive cross-sectional study was conducted during 13th June 2022 to 10th December 2022 among 925 individuals (16-35 years of age) from various parts of Bangladesh. A standardized online questionnaire in both English and the local language (Bengali) was utilized to collect all the desired data that were analyzed using either Microsoft Excel 2019 or, IBM SPSS Statistics, v26.0. The prevalence of GERD was 55.7% which was not significantly associated with different sociodemographic parameters. However, family history (Odds ratio (OR) = 2.512), irregular meal (OR = 1.527) and spicy/junk food (OR = 1.495) were significantly associated with GERD prevalence in binary logistic regression analysis. Heart burn (94.0%) and regurgitation (83.3%) were the major symptoms observed and the average number of symptoms was higher in patients with relevant family history (p < 0.0005). Omeprazole (42.5%) was the most used medication to treat GERD followed by other proton pump inhibitors and H2 blockers. Self-medication was practiced by 52.6% of the patients which was associated with duration of treatment (p < 0.0005). The study has found a high prevalence of GERD in Bangladesh. Family history, irregular meal and spicy/junk foods have been identified as potential risk factors and only half the participants had the right belief regarding the effectiveness of lifestyle modification against GERD. Further cohort studies are advised to solidify the findings of this study.Bangladesh Pharmaceutical Journal 27(1): 19-36, 2024 (January)
尽管胃食管反流病(GERD)是一个常见的公共卫生问题,但在孟加拉国,关于胃食管反流病(GERD)的流行病学和治疗方法的人群研究却很少。本研究旨在调查孟加拉国年轻人胃食管反流病的发病率、潜在诱发因素、临床表现、治疗方法以及他们对该疾病的看法。该研究于 2022 年 6 月 13 日至 2022 年 12 月 10 日期间对来自孟加拉国不同地区的 925 人(16-35 岁)进行了描述性横断面研究。该研究使用英语和当地语言(孟加拉语)的标准化在线问卷收集所有所需数据,并使用 Microsoft Excel 2019 或 IBM SPSS Statistics, v26.0 进行分析。胃食管反流病的患病率为 55.7%,与不同的社会人口学参数无明显关联。然而,在二元逻辑回归分析中,家族史(比值比(OR)= 2.512)、不规律进餐(OR = 1.527)和辛辣/垃圾食品(OR = 1.495)与胃食管反流病的患病率有显著相关性。心脏烧灼感(94.0%)和反流(83.3%)是观察到的主要症状,有相关家族史的患者平均症状数量较多(P < 0.0005)。奥美拉唑(42.5%)是治疗胃食管反流病最常用的药物,其次是其他质子泵抑制剂和 H2 受体阻滞剂。52.6%的患者会自行用药,这与治疗时间长短有关(p < 0.0005)。研究发现,胃食管反流病在孟加拉国的发病率很高。家族病史、不规律进餐和辛辣/垃圾食品被认为是潜在的风险因素,只有一半的参与者对改变生活方式预防胃食管反流病的有效性有正确的认识。建议进一步开展队列研究,以巩固本研究的结果:19-36,2024 年(1 月)
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引用次数: 0
Sedentary Lifestyle and Prospective Health Risks: A Pilot Study Among Bangladeshi Corporate Professionals 久坐不动的生活方式与未来的健康风险:孟加拉国企业专业人员试点研究
Pub Date : 2024-02-11 DOI: 10.3329/bpj.v27i1.71157
Ferdous Alam Papry, Zasia Hossain Tishe, Md Zahidul Islam Zahid, A. Barman, M. Shill
Physical inactivity is one of the global health problems due to increased automation, moving less than before causing people to an elevated risk of developing various health conditions like obesity, hypertension, heart disease, etc. Most of the aforementioned diseases are linked to unhealthy lifestyles that are quite preventable. Although very few studies have been done related with sedentary lifestyle and its risks in Bangladesh, no study was focused on corporate professionals whom are at high health risk due to their job nature. This study therefore aims to explore the sedentary lifestyle and associated health and lifestyle related factors that might play role in the worsening of healthy life. Results of our study concluded that professionals belonging to age group between 25-29 years are most likely heading towards the risk zone of developing sedentary lifestyle associated risk according to WHO guidelines on sedentary lifestyle especially high body mass index (BMI 25 and more). Among the studied participants 78% were smokers and 21% were alcoholics. Moreover, 63% corporates reported that they could sleep 6 hour or less in a day, while 64% of the participants claimed that their stress level is high (7 to 10) in a 10 scale. Almost one fourth (24%) of the participants informed that they did not do any format of physical activity, and 26% participants were working for 5 years or more. Our data adequately pointed out some leading risk factors among the corporates that directly or indirectly provoke prospective health risks as described in numerous number of previous studies.Bangladesh Pharmaceutical Journal 27(1): 73-84, 2024 (January)
缺乏运动是全球健康问题之一,因为自动化程度的提高,人们的运动量比以前减少,导致罹患肥胖、高血压、心脏病等各种健康疾病的风险增加。上述疾病大多与不健康的生活方式有关,而这些疾病是完全可以预防的。尽管在孟加拉国,有关久坐不动的生活方式及其风险的研究很少,但没有一项研究是针对企业专业人员的,因为他们的工作性质决定了他们的健康风险很高。因此,本研究旨在探讨久坐不动的生活方式以及可能导致健康生活恶化的相关健康和生活方式因素。我们的研究结果表明,根据世界卫生组织关于久坐不动生活方式的指导方针,属于 25-29 岁年龄组的专业人员最有可能走向与久坐不动生活方式相关的风险区,尤其是体重指数(BMI)25 及以上的人群。在研究的参与者中,78%的人吸烟,21%的人酗酒。此外,63%的企业员工表示他们每天的睡眠时间为 6 小时或更少,64%的参与者表示他们的压力水平较高(7 至 10 分)(10 分制)。近四分之一(24%)的参与者表示没有进行任何形式的体育锻炼,26%的参与者工作年限为 5 年或以上。我们的数据充分指出了企业中的一些主要风险因素,这些因素直接或间接地引发了以往大量研究中描述的潜在健康风险:孟加拉制药杂志》27(1):73-84,2024 年(1 月
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引用次数: 0
Characterization of Lactic Acid Bacteria (LAB) Isolated from Homemade Fermented Kimchi in Bangladesh 孟加拉国自制发酵泡菜中分离出的乳酸菌 (LAB) 的特征
Pub Date : 2024-02-11 DOI: 10.3329/bpj.v27i1.71160
K. Begum, Khodijatul Kubra, Rabiul Aowal, Nushrat Jahan Ema
The purpose of this present study was to explore lactic acid bacteria (LAB) from homemade kimchi. Traditionally, kimchi was made in this study at home using fresh vegetables such as cabbage, carrots, radish, green onion leaf, red pepper, garlic, ginger, salt and rice flour, and fermented for seven days. LAB were isolated using selective media and identified by macroscopic and microscopic morphological analysis and short biochemical tests such as catalase, oxidase and Kliger's iron agar (KIA) test. Probiotic potential of LAB was investigated by acid, salt, temperature tolerance and sugar including glucose, fructose, sucrose, xylose and lactose fermentation test. Four distinct single colonies were isolated from four different kimchi preparations. All isolated bacteria were identified as lactic acid bacteria and found gram positive, non-spore forming, survive in both aerobic and anaerobic condition, catalase and oxidase negative. Isolated LAB survive in both highly acidic (pH 2) and alkaline (pH 8) medium, up to 4% NaCl concentrations and at temperatures ranging from 4°C to 55°C. The isolated LAB have also ability to ferment sugars. These findings reveal that isolated LAB found suitable to survive in the environment of human gastrointestinal tract and have probiotic potential.Bangladesh Pharmaceutical Journal 27(1): 103-109, 2024 (January)
本研究的目的是探索自制泡菜中的乳酸菌(LAB)。本研究采用传统方法,在家中用白菜、胡萝卜、萝卜、葱叶、红辣椒、大蒜、生姜、盐和米粉等新鲜蔬菜制作泡菜,并发酵七天。使用选择性培养基分离 LAB,并通过宏观和微观形态分析以及过氧化氢酶、氧化酶和 Kliger 铁琼脂(KIA)试验等短期生化试验进行鉴定。通过耐酸、耐盐、耐温和耐糖(包括葡萄糖、果糖、蔗糖、木糖和乳糖)发酵试验研究了 LAB 的益生潜力。从四种不同的泡菜制剂中分离出了四个不同的菌落。所有分离出的细菌都被鉴定为乳酸菌,且均为革兰氏阳性,无芽孢,在有氧和厌氧条件下均能存活,过氧化氢酶和氧化酶均为阴性。分离出的乳酸菌可在高酸性(pH 值为 2)和碱性(pH 值为 8)培养基中存活,NaCl 浓度最高可达 4%,温度范围为 4°C 至 55°C。分离出的酵母菌还具有发酵糖类的能力。这些研究结果表明,分离出的 LAB 适合在人类胃肠道环境中生存,并具有益生菌的潜力:孟加拉国制药杂志》27(1):103-109,2024 年(1 月
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引用次数: 0
Practice and Perception Analysis of Mosquito Coil Usages in Bangladesh 孟加拉国使用蚊香的实践和认知分析
Pub Date : 2024-02-11 DOI: 10.3329/bpj.v27i1.71159
Md Azizur Rahman, Ikramul Hasan, Bk Sajeeb, Farhanul Islam, Saikat Mitra, Muhammad Rashedul Islam, Md Elias Al Mamun
Among many mosquito control approaches, the use of mosquito coil is popular because of its cost effectiveness and ease of use. But along with repelling mosquitoes, the burning of mosquito coils can cause severe health hazard. In mosquito coils, pyrethrin, allethrin, d-allethrin etc. are typically used as active ingredients. In this study, it was found that mosquito coil is used mostly (51%) in rural area and most of the rural people (64.7%) believed it to be beneficial as mosquito repellent as well as they are not so aware of the harmful effects of the mosquito coil (25%). Due to mosquito coil burning, the participants feel many such complications like suffocation (32.3%), eye irritation (29.2%), sneezing (13.1%) but they do not take any special measure or treatment to protect them. Rather, they mostly place the coil away from them (50%) to protect themselves after being exposed to those complications. These findings have raised a question, ― which one is more harmful: Mosquito or mosquito coil? Besides, most of the people even don’t know about the dangerous effects of mosquito coils. Although mosquito net is the most effective way to repel mosquito, 69% people do not use mosquito net due to laziness. Extensive research regarding alternative mosquito repelling strategy and safe use of mosquito coil is urgently needed in the context of countries like Bangladesh.Bangladesh Pharmaceutical Journal 27(1): 92-102, 2024 (January)
在众多灭蚊方法中,蚊香因其成本效益高、使用方便而广受欢迎。但蚊香在驱蚊的同时,燃烧会对健康造成严重危害。蚊香通常使用除虫菊酯、烯丙菊酯、d-烯丙菊酯等作为有效成分。本次研究发现,蚊香的使用主要集中在农村地区(51%),大多数农村人(64.7%)认为蚊香对驱蚊有益,但他们并不了解蚊香的有害影响(25%)。由于蚊香燃烧,参与者感觉到许多并发症,如窒息(32.3%)、眼睛刺激(29.2%)、打喷嚏(13.1%),但他们没有采取任何特别措施或治疗来保护自己。相反,在接触到这些并发症后,他们大多会把线圈放在远离自己的地方(50%)来保护自己。这些发现提出了一个问题:蚊子和蚊香哪个更有害?蚊子还是蚊香?此外,大多数人甚至不知道蚊香的危害。虽然蚊帐是最有效的驱蚊方法,但 69% 的人因为懒惰而不使用蚊帐。在孟加拉国这样的国家,迫切需要对替代驱蚊策略和蚊香的安全使用进行广泛研究:孟加拉国制药杂志》27(1):92-102,2024 年(1 月
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引用次数: 0
Evaluation of Antioxidant, Cytotoxic, Thrombolytic and Membrane Stabilizing Activities of Canna indica L. Leaves (Family: Cannaceae) 美人蕉叶片抗氧化、细胞毒、溶栓和膜稳定活性的研究
Pub Date : 2023-08-08 DOI: 10.3329/bpj.v26i2.67806
Sheikh Alma, Umme Tamima Tamme, Asif Uj Jaman, Md. Nasir Uddin, S. Shahriar, M. Rashid
Canna indica L., a perennial plant known as Indian shot and African arrowroot, is a member of the family Cannaceae. Historically, this plant was used to treat menstrual cramps, diarrhea and dysentery. The purpose of this investigation was to assess the antioxidant, cytotoxic, thrombolytic and membrane stabilizing activities of the methanol extract of C. indica leaf and its organic soluble fractions. The DPPH free radical scavenging method and the total phenolic content determination were utilized to evaluate the antioxidant capacity, whereas the brine shrimp lethality bioassay was implemented to study the cytotoxic potential. The ability of the extractives to prevent the hemolysis of red blood cells (RBC) in response to the application of heat and hypotonic solutions was used to estimate of their membrane stabilizing potential. In all of these experiments, the methanolic leaf extract (ME) displayed moderate activity, while the petroleum ether soluble fraction (PSF) and the dichloromethane soluble fraction (DSF) demonstrated the most promising antioxidant and cytotoxic activities among the extractives. However, the strongest thrombolytic and membrane stabilizing activities were observed by the chloroform soluble fraction (CSF). Additional research may be necessary to determine which phytoconstituents are most likely to be responsible for the aforementioned qualities.Bangladesh Pharmaceutical Journal 26(2): 162-166, 2023 (July)
美人蕉是一种多年生植物,被称为印度箭菜和非洲箭菜,是美人蕉科的一员。历史上,这种植物被用来治疗痛经、腹泻和痢疾。本研究的目的是评价籼米叶甲醇提取物及其有机可溶性组分的抗氧化、细胞毒、溶栓和膜稳定活性。采用DPPH自由基清除法和总酚含量测定法评价其抗氧化能力,采用盐水对虾致死性生物测定法研究其细胞毒性。提取液在高温和低渗溶液作用下防止红细胞(RBC)溶血的能力被用来估计其膜稳定潜力。在所有的实验中,甲醇叶提取物(ME)表现出中等的活性,而石油醚可溶性部分(PSF)和二氯甲烷可溶性部分(DSF)表现出最有希望的抗氧化和细胞毒活性。然而,氯仿可溶性部分(CSF)的溶栓和膜稳定活性最强。可能需要进一步的研究来确定哪些植物成分最有可能对上述品质负责。孟加拉国医药杂志26(2):162-166,2023(7月)
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引用次数: 0
Bioactive Secondary Metabolites to Combat Diabetic Complications: Evidenced from in Silico Study 抗糖尿病并发症的生物活性次生代谢物:来自计算机研究的证据
Pub Date : 2023-08-08 DOI: 10.3329/bpj.v26i2.67807
H. Hasnat, Suriya Akter Shompa, Fahmida Tasnim Richi, M. M. Islam, Mehedi Hasan Suman, N. U. Ahmed, S. Ashrafi, A. Zaman, Tanoy Saha, Md. Ashraful Islam, Safaet Alam
Diabetes mellitus (DM) is a condition characterized by excessive blood sugar levels, which have recently reached the level of a pandemic. There are various side effects of each drug to treat this condition. Molecular docking is a modern concept for computer-aided drug designing. Using this technique several potential antidiabetic phytocompounds are evaluated against three target receptors including GLUT-3, PPARγ and α-amylase related to DM. These compounds' ADMET and drug-likeliness characteristics have also been assessed to determine potential drug candidacy. Most of the compounds exhibited magnificent binding affinity against these targets, especially compounds 30 and 27 have shown great affinity against GLUT-3 with values of -11.2 and -10.2 Kcal/mol respectively. Where compound 37 has the highest binding affinity (-9.1 Kcal/mol) against PPARγ. Also, with values of -11.6 and -10.8 Kcal/mol respectively compounds 38 and 12 notably bind with α-amylase. Moreover, all of these compounds have magnificent results on ADMET and drug-likeliness studies, in particular, compound 29 has shown high affinity against all of these receptors, explored 0.55% bioavailability score, no toxicity and high absorptivity. Although these compounds have undergone a preliminary drug discovery study, more research must be done to determine their precise mechanism of action against DM.Bangladesh Pharmaceutical Journal 26(2): 167-184, 2023 (July)
糖尿病是一种以血糖水平过高为特征的疾病,最近已达到大流行的程度。治疗这种疾病的每种药物都有不同的副作用。分子对接是计算机辅助药物设计的一个现代概念。利用该技术,几种潜在的抗糖尿病植物化合物针对三种靶受体进行了评估,包括与糖尿病相关的GLUT-3、PPARγ和α-淀粉酶。这些化合物的ADMET和药物可能性特性也被评估,以确定潜在的候选药物。大多数化合物对这些靶点表现出良好的结合亲和力,特别是化合物30和27对GLUT-3的亲和力分别为-11.2和-10.2 Kcal/mol。其中化合物37对PPARγ具有最高的结合亲和力(-9.1 Kcal/mol)。化合物38和化合物12与α-淀粉酶的结合值分别为-11.6和-10.8 Kcal/mol。此外,这些化合物在ADMET和药物可能性研究中都取得了令人满意的结果,特别是化合物29对所有这些受体都表现出高亲和力,生物利用度评分为0.55%,无毒,吸收率高。尽管这些化合物已经经过了初步的药物发现研究,但还需要进行更多的研究来确定它们对dm的确切作用机制。孟加拉国药学杂志26(2):167-184,2023 (7)
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引用次数: 0
New Indications & Dosage Forms for Existing Drugs Vol. 26(2) 现有药物的新适应症和剂型第26卷(2)
Pub Date : 2023-08-08 DOI: 10.3329/bpj.v26i2.67980
Md. Abdur Rashid
Abstract not availableBangladesh Pharmaceutical Journal 26(2): 232-236, 2023 (July)
孟加拉药学杂志26(2):232- 236,2023(7月)
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引用次数: 0
Formulation of Self Micro-Emulsifying Dry Powder of Zingiber officinale (Rhizome) and Its Effect on Hepatoprotective Activity in Mice Model 姜黄自微乳化干粉的制备及其对小鼠肝保护作用的影响
Pub Date : 2023-08-08 DOI: 10.3329/bpj.v26i2.67801
M. Islam, M. A. Rahman, I. Imtiaz Ahmed, M. S. Hossain
Liver complication is a major concern in the world. Finding out a new way to combat various liver diseases is very much required. Ginger has been reported to have hepato-protective activity. Here we aimed to formulate an oil-based (self-micro emulsifying) powder to improve the hepatoprotective activity of dry powder of Zingiber officinale (Ginger). Four different formulations of self-microemulsifying dry powder were prepared by mixing with different excipients. The formulated powder was characterized for the angle of repose, Hausner ratio and compressibility index. The hepato-protective activity of the formulated powder was evaluated in vivo. All of the parameters tested for powder characterization showed a good response in terms of flow property and compressibility. Formulated powder exhibited a significant decrease (p<0.05) in hepatic enzymes like aspartate transaminase (AST) and alanine transaminase (ALT) in carbon tetrachloride (CCl4) induced hepatotoxic mice compared to fresh ginger powder group which indicates the enhanced hepatoprotective activity of prepared self-micro emulsifying power in hepatotoxicity.Bangladesh Pharmaceutical Journal 26(2): 125-133, 2023 (July)
肝脏并发症是世界关注的主要问题。找到一种新的方法来对抗各种肝脏疾病是非常必要的。据报道,生姜具有保护肝脏的作用。为了提高生姜干粉的保肝活性,我们研制了一种油基(自微乳化)粉。通过添加不同的赋形剂,制备了4种不同的自微乳化干粉配方。用休止角、豪斯纳比和压缩系数对所制粉体进行了表征。在体内对该制剂的肝保护活性进行了评价。粉末表征的所有测试参数在流动性能和可压缩性方面都表现出良好的响应。与鲜姜粉组相比,姜粉对四氯化碳(CCl4)致肝毒性小鼠肝酶如谷草转氨酶(AST)和丙氨酸转氨酶(ALT)的影响显著降低(p<0.05),表明姜粉对肝毒性的保护作用增强。孟加拉国医药杂志26(2):125-133,2023(7月)
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引用次数: 0
Review on Bombax ceiba Linn.: A Potential Remedy for Chronic Diseases 木棉的研究进展。慢性疾病的潜在治疗方法
Pub Date : 2023-08-08 DOI: 10.3329/bpj.v26i2.67812
Raisa S. Habib, Md. Rafat Tahsin, F. Aktar, J. A. Chowdhury, A. A. Chowdhury, Shaila Kabir, Md. Shah Amran
Chronic diseases are serious health concern all over the world and these are adding immense sufferings to millions of people. These remain persistent in one’s life and have long lasting effects on human life. Plant-based therapies can act as potential remedies to manage or cure these diseases with fewer, if not, no adverse effects and at a reasonable cost than the commercially available modern drugs. Furthermore, the constituents can be genetically modified to make them therapeutically effective against chronic diseases like diabetes, chronic inflammatory skin disease, chronic kidney disease, hypertension, cancer, ischemic heart disease and so on. Bombax ceiba Linn. is a tall, deciduous, multipurpose, miraculous tree that has numerous phytochemical constituents such as quercetin, carotenoids, β-sitosterol, α-tocopherol etc. along with shamimin, a novel compound that can help to treat chronic disorders. It has a long history for its medicinal uses. It is even highly regarded among aboriginal peoples for the remedy of various human and animal illnesses. Bangladesh Pharmaceutical Journal 26(2): 219-229, 2023 (July)
慢性疾病是全世界严重的健康问题,给数百万人带来了巨大的痛苦。这些在一个人的生活中持续存在,并对人类生活产生持久的影响。以植物为基础的疗法可以作为管理或治愈这些疾病的潜在补救措施,与商业上可获得的现代药物相比,副作用更少,甚至没有,成本也更合理。此外,可以对所述成分进行基因修饰,使其对糖尿病、慢性炎症性皮肤病、慢性肾病、高血压、癌症、缺血性心脏病等慢性疾病具有治疗效果。芭蕉林。是一种高大,落叶,多用途,神奇的树,有许多植物化学成分,如槲皮素,类胡萝卜素,β-谷甾醇,α-生育酚等,以及一种新的化合物,可以帮助治疗慢性疾病。它的药用历史悠久。它甚至在土著人中受到高度重视,因为它可以治疗各种人类和动物的疾病。孟加拉国医药杂志26(2):219-229,2023(7月)
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引用次数: 0
Mutational and Phylogenetic Analyses of SARS-Cov-2: Bangladesh Perspective SARS-Cov-2的突变和系统发育分析:孟加拉国视角
Pub Date : 2023-08-08 DOI: 10.3329/bpj.v26i2.67810
BM Fahim Faisal, Md. Selim Reza
Severe acute respiratory syndrome or SARS-Cov-2 is a global pandemic causing over 6.5 million deaths worldwide. As a part of the global village, Bangladesh is also heavily affected with more than 29,000 deaths in those two years of pandemic. Though the severity and mortality rate are not so high compared to the other countries, Bangladesh also faced many difficulties combating the mutated and newer types of the Covid-19. The evolution and phylogenetic study of the virus is one of those key areas to focus in order to understand the nature of virus, its mutation pattern and gene prediction. This study investigates the evolutionary links among the older and newly emerged SARS‐Cov‐2 variants. In this study, the entire genome sequences of SARS‐Cov‐2 variants were obtained, aligned using muscle alignment, pairwise comparison was computed, differences, gaps and mutations were noted. The phylogenetics of different types of covid-19 variants were determined using a variety of evolutionary substitution models. The ultrametric and metric clustering methods, such as UPGMA and neighbor‐joining (NJ), using nucleotide substitution models allowed the inclusion of nucleotide transitions and transversions as Kimura 80 models. The findings revealed that Omicron variant forms a new monophyletic clade that is distant from other SARS‐Cov‐2 variants but surprisingly in proximity to the alpha variant, which was actually dominant in the early stage of pandemic. This finding also indicates that the omicron variant might have been there for a while, hiding the virulence and later becomes the variant of concern in the latest wave of the pandemic. This may pave the way for new researchers to find proper insight of different variants of Bangladesh in treatment plan and vaccine designing.Bangladesh Pharmaceutical Journal 26(2): 204-211, 2023 (July)
严重急性呼吸系统综合征(SARS-Cov-2)是一种全球大流行,在全球造成650多万人死亡。作为地球村的一部分,孟加拉国也受到严重影响,在这两年的大流行中有29 000多人死亡。虽然与其他国家相比,孟加拉国的严重程度和死亡率并不高,但在对抗变异和新型Covid-19方面也面临许多困难。为了了解病毒的本质、变异模式和基因预测,病毒的进化和系统发育研究是重点关注的关键领域之一。本研究探讨了较老的和新出现的SARS - Cov - 2变体之间的进化联系。在这项研究中,获得了SARS‐Cov‐2变异的全基因组序列,使用肌肉比对进行比对,计算两两比较,注意差异、间隙和突变。使用各种进化替代模型确定不同类型的covid-19变异的系统发育。超密聚类和度量聚类方法,如UPGMA和邻居连接(NJ),使用核苷酸取代模型允许包含核苷酸转移和翻转作为Kimura 80模型。研究结果表明,Omicron变体形成了一个新的单系进化分支,与其他SARS - Cov - 2变体相距遥远,但令人惊讶的是,它与alpha变体接近,而alpha变体实际上在大流行的早期阶段占主导地位。这一发现还表明,组粒变异可能已经存在了一段时间,隐藏了毒性,后来成为最新一波大流行中令人担忧的变异。这可能为新的研究人员在治疗计划和疫苗设计中找到对孟加拉国不同变种的正确见解铺平道路。孟加拉国医药杂志26(2):204-211,2023(7月)
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引用次数: 0
期刊
Bangladesh Pharmaceutical Journal
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