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Apoptosis Induction with Enhancement of BAX/BCL2 Gene Expression Ratio via Combination Therapy in HT29 Colon Cancer Cells 联合治疗提高BAX/BCL2基因表达率诱导HT29结肠癌细胞凋亡
Pub Date : 2020-12-08 DOI: 10.22037/AMLS.V6.33489
Roya Bazzaz, P. Yaghmaei, S. Dastmalchi, N. Rashtchizadeh
Background and Aim: Combination therapy is one of the new strategies that minimize resistance to chemotherapy and reduces drug toxicity. Here, we investigated the effect of combination therapy with 5-Fluorouracil and Gamma Tocopherol on cell survival and BAX/BCL2 gene expression ratio in HT29 colon cancer cells. Methods: The proliferation of cancer cells was determined via colony formation assay. BAX/BCL2 ratio was evaluated after incubation with concentrations of 5-Fluorouracil and Gamma Tocopherol via real-time-PCR. Results: The average number of colonies in the cells treated with 5-Fluorouracil, Gamma Tocopherol and their combination of them was 63±4, 78±3, and 28±2, respectively which significantly decreased in the combination group. In contrast with the control group, the BAX/BCL2 ratio remarkably increased when the cell underwent combinational treatment (p<0.05). Conclusion: 5-Fluorouracil and Gamma Tocopherol reduced HT 29 cell proliferation. Our results suggest that combination therapy with 5- Fluorouracil and Gamma Tocopherol can be considered as a strategy for induction of apoptosis via increasing the BAX/BCL2 ratio. *Corresponding Author: Nadereh Rashtchizadeh; Email: rashtchizadeh@rocketmail.com Please cite this article as: Bazzaz R, Yaghmaei P, Dastmalchi S, Rashtchizadeh N. Apoptosis Induction with Enhancement of BAX/BCL2 Gene Expression Ratio via Combination Therapy in HT29 Colon Cancer Cells. Arch Med Lab Sci. 2020;6:1-7 (e21). https://doi.org/10.22037/amls.v6.33489
背景与目的:联合治疗是减少化疗耐药和降低药物毒性的新策略之一。我们研究了5-氟尿嘧啶和γ生育酚联合治疗对HT29结肠癌细胞存活和BAX/BCL2基因表达比的影响。方法:采用集落形成法测定癌细胞的增殖情况。用5-氟尿嘧啶和γ生育酚浓度孵育后,通过实时荧光定量pcr评估BAX/BCL2比值。结果:5-氟尿嘧啶、γ生育酚及其联合用药组细胞平均菌落数分别为63±4、78±3、28±2,联合用药组细胞平均菌落数明显减少。与对照组相比,联合处理时细胞BAX/BCL2比值显著升高(p<0.05)。结论:5-氟尿嘧啶和γ生育酚可抑制HT - 29细胞增殖。我们的研究结果表明,5-氟尿嘧啶和γ生育酚联合治疗可以被认为是通过增加BAX/BCL2比值来诱导细胞凋亡的策略。*通讯作者:Nadereh Rashtchizadeh;Bazzaz R, Yaghmaei P, Dastmalchi S, Rashtchizadeh N.联合治疗对HT29结肠癌细胞BAX/BCL2基因表达率的诱导作用。中华医学杂志,2020;6:1-7 (e21)。https://doi.org/10.22037/amls.v6.33489
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引用次数: 0
The Effect of Aerobic Training on Parathyroid Hormone and Alkaline Phosphatase as Bone Markers in Men with Mild to Moderate Asthma 有氧训练对轻至中度哮喘患者甲状旁腺激素和碱性磷酸酶作为骨标志物的影响
Pub Date : 2020-12-07 DOI: 10.22037/AMLS.V6.33535
M. Eizadi, Laleh Behboudi, Z. Afsharmand
Background and Aim: Inhalation of corticosteroids in patients with asthma is associated with an increased risk of osteoporosis. This study aimed to assess the effect of aerobic training on alkaline phosphatase (ALP), parathyroid hormone (PTH) as bone biomarkers in men with mild to moderate asthma. Methods: Twenty four sedentary middle-aged men with asthma aged 40±5 years were randomly assigned to two groups as exercise (aerobic training, n=12) and control (no training, n =12). Aerobic training was performed 3 days a week for 12 weeks in the form of running on a flat surface at 60-75% of HRmax. Fasting blood samples were taken before and after the training program for measuring serum ALP and PTH. Results: There were no statistically significant differences between groups with regard to anthropometrical and bone markers at baseline (p>0.05). Aerobic training resulted in significant increase in ALP (p = 0.023) and PTH (p = 0.016) in exercise individuals. All variables remained unchanged in the control group (p>0.05). Conclusion: With an emphasis on the increase in ALP and PTH, it is concluded that relatively long-term aerobic exercise is associated with improved bone formation markers in patients with asthma treated with inhaled corticosteroids. *Corresponding Author: Mojtaba Eizadi; Email: izadim@iau-saveh.ac.ir Please cite this article as: Eizadi M, Behboudi L, Afsharmand Z. The Effect of Aerobic Training on Parathyroid Hormone and Alkaline Phosphatase as Bone Markers in Men with Mild to Moderate Asthma. Arch Med Lab Sci. 2020;6:1-9 (e20). https://doi.org/10.22037/amls.v6. 33535
背景和目的:哮喘患者吸入皮质类固醇与骨质疏松症风险增加相关。本研究旨在评估有氧训练对轻度至中度哮喘男性患者碱性磷酸酶(ALP)、甲状旁腺激素(PTH)作为骨生物标志物的影响。方法:将24例40±5岁的久坐不动的中年哮喘患者随机分为运动组(有氧训练,n=12)和对照组(未训练,n=12)。有氧训练每周进行3天,持续12周,以60-75% HRmax在平面上跑步的形式进行。训练前后分别取空腹血样测定血清ALP和PTH。结果:两组患者基线时人体测量指标和骨指标比较,差异均无统计学意义(p>0.05)。有氧训练显著提高了运动个体的ALP (p = 0.023)和PTH (p = 0.016)。对照组各项指标不变(p>0.05)。结论:重点是ALP和PTH的增加,结论是相对长期的有氧运动与吸入皮质类固醇治疗哮喘患者骨形成标志物的改善有关。*通讯作者:Mojtaba Eizadi;Eizadi M, Behboudi L, Afsharmand Z.有氧训练对轻度至中度哮喘男性甲状旁腺激素和碱性磷酸酶作为骨标志物的影响。中华医学杂志,2020;6:1-9 (e20)。https://doi.org/10.22037/amls.v6。33535
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引用次数: 0
The The Relationship between Decreased Lung Vital Capacity in Children with Respiratory Asthma Associated with Aspergillus and Candida in North of Iran 伊朗北部曲霉和念珠菌所致呼吸性哮喘患儿肺肺活量下降的关系
Pub Date : 2020-12-05 DOI: 10.22037/AMLS.V6.33170
M. Ebrahimi, S. A. Aghapour, Susan Zamanpour Ziolaei
Background and Aim: Environmental factors play an important role in the development and progression of respiratory diseases. In this regard, the species Aspergillus and Candida fungi are very important environmental factors, which play a prominent role in the development, persistence, and severity of respiratory diseases, especially asthma. The study aimed to investigate the relationship between susceptibility to fungi and lung function in children referred to Deziani Allergy Clinic patients in 2010-2011. Methods: Children with age less than 12 years (n=40) were volunteered to participate in this case-control research. Two groups of patients susceptible to fungal (20/40) and not susceptible to fungal allergens (20/40) were selected. The groups were age and sex-matched. Demographic data and Forced Vital Capacity (FVC), Forced Expiratory Volume in the first second (FEV1) and Tiffeneau-Pinelli index was obtained from patient records. Statistical analysis performed by SPSS 16.0 program. Results: Examination of the lung function variables showed that the mean of FVC in the control group (76.075 liters/s) was higher than the patient group (71.5 liters/s). FEV1 was also higher in the control group than in the patient group (p<0.05). The Tiffeneau-Pinelli index was also higher in the control group than in the patient group (p<0.05). Conclusion: Allergy to fungi, such as Candida and Aspergillus, decreases lung function in children with asthma, which is directly related to reduce vital capacity in these patients. *Corresponding Author: Mohsen Ebrahimi; Email: m1355ebrahimi@gmail.com Please cite this article as: Ebrahimi M, Aghapour SA, Zamanpour Ziolaei S. The Relationship Between Decreased Lung Vital Capacity in Children with Respiratory Asthma Associated with Aspergillus and Candida in North of Iran. Arch Med Lab Sci. 2020;6:1-6 (e19). https://doi.org/10.22037/amls.v6.33170
背景与目的:环境因素在呼吸系统疾病的发生发展中起着重要作用。在这方面,曲霉和念珠菌真菌是非常重要的环境因素,它们在呼吸系统疾病,特别是哮喘的发生、持续和严重程度中起着突出的作用。本研究旨在探讨2010-2011年在Deziani过敏诊所就诊的儿童真菌易感性与肺功能的关系。方法:年龄小于12岁的儿童(n=40)自愿参加本病例对照研究。选择对真菌敏感(20/40)和对真菌过敏原不敏感(20/40)两组。这些小组的年龄和性别都是匹配的。统计资料及用力肺活量(FVC)、第一秒用力呼气量(FEV1)和Tiffeneau-Pinelli指数。采用SPSS 16.0软件进行统计分析。结果:肺功能变量检查显示,对照组FVC平均值(76.075 l /s)高于患者组(71.5 l /s)。对照组FEV1明显高于患者组(p<0.05)。对照组的Tiffeneau-Pinelli指数高于患者组(p<0.05)。结论:对念珠菌、曲霉菌等真菌过敏可导致哮喘患儿肺功能下降,这与肺活量降低有直接关系。*通讯作者:Mohsen Ebrahimi;Ebrahimi M, Aghapour SA, Zamanpour Ziolaei S.伊朗北部地区与曲霉和念珠菌相关的呼吸性哮喘患儿肺肺活量下降的关系中华医学杂志,2020;6:1-6 (e19)。https://doi.org/10.22037/amls.v6.33170
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引用次数: 0
Effects of Pomegranate Juice with and without Aerobic Training on Glycemic Control and Lipid Profile in Women with Type 2 Diabetes 有氧训练前后石榴汁对2型糖尿病女性血糖控制和血脂的影响
Pub Date : 2020-12-03 DOI: 10.22037/AMLS.V6.30381
Roya Vaziri Javid, Fahimeh Safizadeh, Mozhdeh Rastegary, Mohsen Nabi Afjadi, Abbas Khonakdar-Tarsi, Zahra Zare, S. Zarpour, Fariba Mohammadi Tahroodi
Background and Aim: Type 2 diabetes is a common metabolic disease, which is associated with obesity and inactivity. Plant-based dietary patterns are recommended for the treatment of type 2 diabetes. On the other hand, the effect of aerobic training on the improvement of type 2 diabetes is also highly emphasized. The purpose of this study was to investigate the effects of 2-months of pomegranate juice consumption with and without aerobic training on the levels of HbA1c, fasting blood glucose (FBG), lipid profile in women with type 2 diabetes. Methods: In this study, 58 women with type 2 diabetes who were referred to Tehran Lorzadeh clinic were randomly divided into four groups: control, pomegranate juice, aerobic training, combined pomegranate juice with aerobic training. The aerobic training plan consisted of 2-months and three times per week (training time from 20 minutes to 45 minutes). Three days before and after this interventional study, serum levels of FBG, total cholesterol (TC), triacylglyceride (TG), and low-density lipoprotein (LDL) were measured by colorimetric methods. Results: Results showed that combined pomegranate extract consumption with aerobic exercise training significantly decreased the levels of FBG, HbA1c, and TG in women with type 2 diabetes compared to the control group after the intervention (P<0.01), while TC, LDL-c, and BMI remained unchanged. There was no statistically significant difference in the levels of TC, TG, HbA1c, and FBG in pomegranate extract or aerobic training groups compared to the control group after intervention. Conclusion: The results of this study indicate that combined pomegranate juice with aerobic training has beneficial effects on type 2 diabetes and could be recommended in their therapeutic program. *Corresponding Author: Fariba Mohammadi Tahroodi; Email: faribamt93@yahoo.com Please cite this article as: Vaziri Javid R, Safizadeh F, Rastegary M, Nabi Afjadi M, Khonakdar-Tarsi A, Zare Z, Zarpou S, Mohammadi Tahroodi F. Effects of Pomegranate Juice with and without Aerobic Training on Glycemic Control and Lipid Profile in Women with Type 2 Diabetes. Arch Med Lab Sci. 2020;6.1-6 (e17). https://doi.org/10.22037/amls.v6.30381
背景与目的:2型糖尿病是一种常见的代谢性疾病,与肥胖和缺乏运动有关。植物性饮食模式被推荐用于治疗2型糖尿病。另一方面,有氧训练对改善2型糖尿病的作用也被高度重视。本研究的目的是研究2个月石榴汁饮用加有氧训练和不加有氧训练对2型糖尿病女性HbA1c、空腹血糖(FBG)、血脂水平的影响。方法:本研究将58例转诊至德黑兰Lorzadeh诊所的2型糖尿病女性患者随机分为4组:对照组、石榴汁组、有氧训练组、石榴汁加有氧训练组。有氧训练计划为2个月,每周3次(训练时间从20分钟到45分钟)。在介入研究前后3天,采用比色法测定血清FBG、总胆固醇(TC)、甘油三酯(TG)、低密度脂蛋白(LDL)水平。结果:结果表明,与对照组相比,干预后石榴提取物联合有氧运动训练显著降低了2型糖尿病女性的FBG、HbA1c、TG水平(P<0.01),而TC、LDL-c、BMI保持不变。干预后,石榴提取物组和有氧训练组的TC、TG、HbA1c、FBG水平与对照组比较,差异无统计学意义。结论:石榴汁联合有氧训练对2型糖尿病患者有良好的治疗效果,可作为2型糖尿病患者的治疗方案。*通讯作者:Fariba Mohammadi Tahroodi;Vaziri Javid R, Safizadeh F, Rastegary M, Nabi Afjadi M, Khonakdar-Tarsi A, Zare Z, Zarpou S, Mohammadi Tahroodi F.有氧训练后石榴汁对2型糖尿病女性血糖控制和血脂的影响。中华医学杂志,2020;6.1-6 (e17)。https://doi.org/10.22037/amls.v6.30381
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引用次数: 3
Clinicopathological Characteristics of Gastric Cancer in Iranian Patients Referred to Imam Reza Hospital During 2008 to 2017 2008 - 2017年伊朗伊玛目礼萨医院转诊患者胃癌临床病理特征分析
Pub Date : 2020-12-03 DOI: 10.22037/AMLS.V6.33309
Babak Sattartabar, Mahyar Nourian, Esmaeil Samizadeh, N. Mehrvar, H. Jalaeikhoo, A. Mehrvar, S. Iravani
Background and Aim: There are a limited number of studies regarding the clinicopathological features of gastric cancer. Here, the clinicopathological features of gastric cancer including tumor type and size, degree of differentiation, tumor operability, and immunohistochemically results of E-cadherin and P53 expression was investigated in Iranian patients. Methods: This retrospective study was performed on patients who were admitted at Imam Reza Hospital in Tehran-Iran from 2008 to 2017 with a diagnosis of gastric cancer. Required information including age, sex, type of cancer, pathology, and immunohistochemistry (IHC) results and treatment were extracted from the hospital archive. Results: Out of 264 enrolled patients (with the mean age of 70.03±14.01 years), 180 cases were men. The frequency of intestinal-type, Diffuse-type, lymphoma and GIST tumor were 54.5%, 27.7%, 12.25% and 5.92% respectively. In addition, 67.58% and 13.83% of the tumors were undifferentiated and poorly differentiated respectively. Surgery was less probable in less differentiated tumors (r=0.582 P=0.001). The surgery rate in GIST, intestinal-type, and Diffuse-type tumors were 100%, 57%, and 14.4%, respectively. IHC results showed that E-cadherin expression was present in 78.6, of which 50.9% were weakly positive (+1). Also, the high expression of P53 was observed in 60.7% of patients. Conclusion: According to the data, we can conclude that poorly differentiated tumors, decreased expression of E-cadherin, and increased expression of P53 is linked to poor prognosis in Iranian patients with gastric cancer. In this regard, further clinical trials and multicenter studies should be done to evaluate the possible factors for improving the prognosis and survival rates of Iranian patients with gastric cancer. *Corresponding Author: Shahrokh Iravani; Email: iravanishahrokh@ajaums.ac.ir Please cite this article as: Sattartabar B, Nourian M, Samizadeh E, Mehrvar N, Jalaeikhoo H, Mehrvar A, Iravani S. Clinicopathological Characteristics of Gastric Cancer in Iranian Patients Referred to Imam Reza Hospital During 2008 to 2017. Arch Med Lab Sci. 2020;6:1-6 (e18). https://doi.org/10.22037/amls.v6.33309
背景与目的:关于胃癌临床病理特征的研究数量有限。本文研究伊朗患者胃癌的临床病理特征,包括肿瘤的类型和大小、分化程度、肿瘤的可操作性以及E-cadherin和P53表达的免疫组织化学结果。方法:对2008年至2017年在伊朗德黑兰伊玛目礼萨医院(Imam Reza Hospital)确诊为胃癌的患者进行回顾性研究。所需信息包括年龄、性别、癌症类型、病理、免疫组化(IHC)结果和治疗,均从医院档案中提取。结果:264例入组患者(平均年龄70.03±14.01岁),男性180例。肠型、弥漫性、淋巴瘤和GIST肿瘤的发生率分别为54.5%、27.7%、12.25%和5.92%。未分化率为67.58%,低分化率为13.83%。低分化肿瘤的手术可能性较小(r=0.582 P=0.001)。GIST型、肠型和弥漫性肿瘤的手术率分别为100%、57%和14.4%。免疫组化结果显示,78.6例患者E-cadherin表达,弱阳性占50.9%(+1)。60.7%的患者中P53高表达。结论:根据资料,我们可以得出伊朗胃癌患者肿瘤低分化、E-cadherin表达降低、P53表达升高与预后不良有关。因此,需要进一步的临床试验和多中心研究来评估改善伊朗胃癌患者预后和生存率的可能因素。*通讯作者:Shahrokh Iravani;Sattartabar B, Nourian M, Samizadeh E, Mehrvar N, Jalaeikhoo H, Mehrvar A, Iravani S.伊朗伊玛目雷扎医院2008 - 2017年转诊患者胃癌的临床病理特征中华医学杂志,2020;6:1-6 (e18)。https://doi.org/10.22037/amls.v6.33309
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引用次数: 0
Evaluating Extracorporeal Membrane Oxygenation and Ventilation Treatment of Patients with COVID-19: A Review 体外膜氧合和通气治疗COVID-19的研究进展
Pub Date : 2020-12-03 DOI: 10.22037/AMLS.V6.33550
Habib Hybar, A. Samimi, M. Maniati, Javad Jodat, Zahra Gatavizadeh
The prevalence of COVID-19 in the world is rapidly increasing. Although some patients show mild symptoms of the virus, some others need special care due to the exacerbation of the disease. Therefore, invasive treatments are needed to treat these patients. Data were collected from PubMed and Google scholars at various time points up to the 2020 academic year. The related keywords are listed as follows: "COVID-19", "Treatment", "Pathogenesis", and "Lung disorder". Studies have shown that although the use of ECMO and ventilation can provide oxygen to patients and improve their clinical status; these procedures can lead to the activation of inflammatory responses and the activation of the renin-angiotensin system. Inflammation and activation of the renin-angiotensin system are among the weak prognoses for COVID-19-infected patients. ECMO and ventilation treatment procedures are like double-edged swords, and monitoring patients during treatment is essential to prevent renin-angiotensin activation. *Corresponding Author: Zahra Gatavizadeh; Email: z-gatavizadeh@ajums.ac.ir Please cite this article as: Hybar H, Samimi A, Maniati M, Jodat J, Gatavizadeh Z. Evaluating Extracorporeal Membrane Oxygenation and Ventilation Treatment of Patients with COVID-19: A Review. Arch Med Lab Sci. 2020;6:1-6 (e16). https://doi.org/10.22037/amls.v6.33550
COVID-19在世界范围内的流行率正在迅速上升。虽然一些患者表现出轻微的病毒症状,但由于疾病的恶化,其他一些患者需要特别护理。因此,需要对这些患者进行侵入性治疗。数据是在2020学年之前的不同时间点从PubMed和谷歌学者那里收集的。相关关键词如下:“COVID-19”、“治疗”、“发病机制”、“肺部疾病”。研究表明,虽然使用ECMO和通气可以为患者提供氧气,改善其临床状况;这些过程可导致炎症反应的激活和肾素-血管紧张素系统的激活。感染covid -19的患者预后不佳的因素包括炎症和肾素-血管紧张素系统的激活。ECMO和通气治疗过程就像一把双刃剑,在治疗过程中对患者进行监测对于防止肾素-血管紧张素激活至关重要。*通讯作者:Zahra Gatavizadeh;Hybar H, Samimi A, Maniati M, Jodat J, Gatavizadeh Z.体外膜氧合和通气治疗新冠肺炎的研究进展中华医学杂志,2020;6:1-6 (e16)。https://doi.org/10.22037/amls.v6.33550
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引用次数: 0
Investigation of Pediatric Brucellosis 儿童布鲁氏菌病的调查
Pub Date : 2020-11-30 DOI: 10.22037/AMLS.V6.30546
Z. Babaei, F. A. Abi, Susan Rostampur, Iman Pouladi, Faranak Rezaei
Background and Aim: Brucellosis (also known as undulant fever, Mediterranean fever, or Malta fever) is a zoonotic infection transmitted to humans from infected animals (sheep, cattle, goats, pigs, camels, or other animals) by ingestion of food products (such as unpasteurized dairy products) or by contact with tissue or fluids.  This disease occurs on average in 11 to 56 percent of children in endemic regions. Despite being long recognized and controllable, the disease still causes substantial morbidity, affecting especially the young population. The objective of this research was to examine the clinical, laboratory results of childhood brucellosis and brucellosis epidemiological features in patients up to 15 years in the province in Pol-e Dokhtar city, Iran. Methods The diagnosis of brucellosis was established on the basis of clinical features, and positive results from Serologic evaluation included Wright test and the 2-mercaptoethanol (2ME) test. This information includes medical records of brucellosis patients in the years 2016 to 2019. SPSS software (version 22.0) was used for the data analysis. Results: Among the patients infected with Brucella, 19 males (70.37%) and 8 females (29.63%) were diagnosed and  11 patients (40.74%) were 5-9 years of age, 10 patients (37%) were 10-15 years of age, and 6 patients (22.26%) were < 5 year of age. Also 27 (100%) patients were from rural regions (the total of affected children) that confirmed direct contact with infected animals in all of them was already established. The most frequent seasons of disease occurrence were summer (33.38%) and winter (29.6%). Conclusion: Considering that 100% of the infection of children has been seen in those who lived in the village, it requires regular vaccination of livestock and proper training in the field of disease prevention. *Corresponding Authors: Faranak Rezaei, Email: Rezaei.f@lums.ac.ir; Iman Pouladi, Email: imanpouladi96a@gmail.com Please cite this article as: Babaei Z, Azizi abi F, Pouladi I, Rezaei F. Investigation of Pediatric Brucellosis in Pol-e Dokhtar city, Iran. Arch Med Lab Sci. 2020;6:1-4 (e14). https://doi.org/10.22037/amls.v6.30546
背景和目的:布鲁氏菌病(也称为波状热、地中海热或马耳他热)是一种人畜共患感染,由受感染动物(绵羊、牛、山羊、猪、骆驼或其他动物)通过摄入食品(如未经巴氏消毒的乳制品)或接触组织或液体传播给人类。在流行地区,这种疾病平均发生在11%至56%的儿童身上。尽管人们早已认识到并能控制该病,但该病仍造成大量发病率,特别是影响年轻人。本研究的目的是检查伊朗pole Dokhtar市省儿童布鲁氏菌病的临床和实验室结果以及15岁以下患者的布鲁氏菌病流行病学特征。方法根据临床表现确定布鲁氏菌病的诊断,血清学评估阳性结果包括Wright试验和2-巯基乙醇(2ME)试验。这些信息包括2016年至2019年布鲁氏菌病患者的医疗记录。采用SPSS 22.0软件进行数据分析。结果:布鲁氏菌感染患者中,男性19例(70.37%),女性8例(29.63%),5-9岁11例(40.74%),10-15岁10例(37%),5岁以下6例(22.26%)。还有27例(100%)患者来自农村地区(受感染儿童总数),所有患者均已证实与受感染动物有过直接接触。发病率最高的季节为夏季(33.38%)和冬季(29.6%)。结论:考虑到100%的儿童感染发生在居住在该村的儿童中,需要定期为牲畜接种疫苗,并进行疾病预防方面的适当培训。*通讯作者:Faranak Rezaei, Email: Rezaei.f@lums.ac.ir;伊朗polo -e Dokhtar市儿童布鲁氏菌病调查中华医学杂志,2020;6:1-4 (e14)。https://doi.org/10.22037/amls.v6.30546
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引用次数: 0
Prevalence and Resistance Pattern of Extended-Spectrum β-Lactamase Producing Escherichia coli Isolated from Patients with Urinary Tract Infection 尿路感染患者产β-内酰胺酶广谱大肠杆菌的流行及耐药模式
Pub Date : 2020-11-29 DOI: 10.22037/AMLS.V6.33081
M. Ahanjan, M. Salehian, M. Gholami
Background and Aim: Urinary tract infections (UTIs) are one of the most common infectious diseases. Although UTI is mostly associated with several members of the family of Enterobacteriaceae, Escherichia coli (E. coli) is the most common pathogen among them. This study aims to determine the prevalence and resistance pattern of ESBL producing E. coli isolated from patients with urinary tract infection in Sari, Iran. Methods: From December-2016 to June-2017, a hospital-based cross-sectional work was accompanied, and a total of 200 urine samples were cultured on blood agar and MacConkey agar for the identification of etiologic agents. After detection and confirmation of E. coli isolates, susceptibility testing was assessed using the following antibiotics: cefotaxime, ceftazidime, imipenem, nalidixic acid, cefixime, amikacin, ofloxacin, ceftriaxone, cefepime, gentamicin, tobramycin, meropenem, piracetam, and ciprofloxacin with Kirby–Bauer disk-diffusion technique according to the CLSI guidelines. Double-disk synergy (DDS) methods were used for the detection of ESBL-producing strains. Results: In the current study, 120 urinary isolates of E. coli were detected, which ESBL-producing phenotypes were detected in 55% (n = 66) of the isolates. ESBL producing strains of E. coli showed the highest susceptibility to meropenem (100%) and ofloxacin (96%); and showed the highest rates of resistance to ceftazidime (91%), cefepime (87%), cefotaxime, and ceftriaxone (84%). Conclusion: Markedly high resistance to third-generation cephalosporins among E. coli strains was found in the current study. Considering the high prevalence of resistance to third-generation cephalosporins in infections caused by organisms producing ESBL, performing comprehensive tests before prescribing antibiotics is essential for the management of infections caused by these strains in community/hospital-acquired UTIs. Furthermore accompanying molecular-based works on ESBL variants will assistance to achieve better results. *Corresponding Author: Mehrdad Gholami; Email: me.gholami@mazums.ac.ir Please cite this article as: Ahanjan M, Salehian M, Gholami M. Prevalence and Resistance Pattern of Extended-Spectrum β-Lactamase Producing Escherichia coli Isolated from Patients with Urinary Tract Infection. Arch Med Lab Sci. 2020;6:1-7 (e13). https://doi.org/10.22037/amls.v6.33081
背景与目的:尿路感染是最常见的感染性疾病之一。虽然UTI主要与肠杆菌科的几个成员有关,但大肠杆菌(E. coli)是其中最常见的病原体。本研究旨在确定从伊朗萨里市尿路感染患者中分离出的产生ESBL的大肠杆菌的流行情况和耐药模式。方法:2016年12月至2017年6月,以医院为单位开展横断面工作,在血琼脂和麦康基琼脂上培养200份尿样,进行病原鉴定。检测并确认大肠杆菌分离株后,采用kir比- bauer盘片扩散技术,采用头孢噻肟、头孢他啶、亚胺培南、萘啶酸、头孢克肟、阿米卡星、氧氟沙星、头孢曲松、头孢吡肟、庆大霉素、妥布霉素、美罗培南、吡拉西坦、环丙沙星等抗生素进行药敏试验。采用双盘协同法(DDS)检测产esbl菌株。结果:本研究共检出120株尿路大肠杆菌,其中55% (n = 66)的分离株检出产esbl表型。产ESBL的大肠杆菌对美罗培南(100%)和氧氟沙星(96%)的敏感性最高;对头孢他啶(91%)、头孢吡肟(87%)、头孢噻肟和头孢曲松(84%)的耐药率最高。结论:本研究发现大肠杆菌对第三代头孢菌素具有明显的高耐药性。考虑到在产生ESBL的生物体引起的感染中对第三代头孢菌素的耐药性很高,在开抗生素处方之前进行全面测试对于管理社区/医院获得性尿路感染中这些菌株引起的感染至关重要。此外,伴随的基于分子的ESBL变体工作将有助于取得更好的结果。*通讯作者:Mehrdad Gholami;Ahanjan M, Salehian M, Gholami M.尿路感染患者产β-内酰胺酶大肠埃希菌的流行及耐药模式中华医学杂志,2020;6:1-7 (e13)。https://doi.org/10.22037/amls.v6.33081
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引用次数: 0
Association between Bone Marrow Mesenchymal Stem Cell Characterization and Taking Inotropic Drugs in Patients with Severe Left Ventricular Dysfunction After Off-pump Bypass Surgery 非体外循环手术后严重左心功能不全患者骨髓间充质干细胞特性与服用肌力药物的关系
Pub Date : 2020-11-29 DOI: 10.22037/AMLS.V6.31298
M. Esmailidehaj, S. Mirhosseini, Zakieh Sadat Sheikhalishahi
Background and Aim: Left ventricular dysfunction is a frequent complication after coronary artery bypass graft (CABG) and is often treated with inotropic drugs to achieve suitable hemodynamic status. Bone marrow-derived mesenchymal stem cells (BMSCs) have potential effects on cardiac function. In this study, we aimed to identify the predictor role of MSCs in taking inotropic drugs in patients with severe left ventricular dysfunction undergoing CABG. Methods: The study included 30 patients who underwent off-pump CABG at Afshar Hospital and Seyed Al-Shohada Hospital. For investigating the possible association of BMSCs proliferation rate with taking inotropic drugs, the bone marrow samples aspired from patients' sternum during surgery. MSCs were isolated and counted after 4, 7, and 14 days using trypan-blue color, and then doubling times were calculated. Results: After cardiac surgery, the number of female patients who take inotropic drugs was significantly higher than men. Our data showed that the BMSCs doubling time in female patients who received inotropic drugs was less than that of male patients who received inotropic drugs (p < 0.05). Conclusion: Based on this investigation, we concluded that there was a clear relevance between the MSCs' doubling time and the inotropic drug requirements in patients who received inotropic drugs. *Corresponding Author: Zakieh Sadat Sheikhalishahi; Email: z.sheikhalishahi@gmail.com Please cite this article as Esmailidehaj M, Mirhosseini S.J, Sheikhalishahi Z.S. Association Between Bone Marrow Mesenchymal Stem Cell Characterization and Taking Inotropic Drugs in Patients with Severe Left Ventricular Dysfunction After Off-pump Bypass Surgery. Arch Med Lab Sci. 2020;6:1-6 (e14). https://doi.org/10.22037/amls.v6.31298
背景与目的:左心室功能不全是冠状动脉搭桥术(CABG)术后常见的并发症,常应用肌力药物治疗以达到合适的血流动力学状态。骨髓间充质干细胞(BMSCs)对心脏功能有潜在的影响。在这项研究中,我们旨在确定MSCs在严重左心室功能障碍患者行冠脉搭桥时服用肌力药物的预测作用。方法:本研究包括30例在Afshar医院和Seyed Al-Shohada医院接受体外循环冠脉搭桥的患者。为了研究骨髓间充质干细胞增殖率与服用肌力药物的可能关联,在手术期间从患者胸骨抽取骨髓样本。分别于4、7、14天后分离MSCs,用台盼蓝染色计数,计算翻倍次数。结果:心脏手术后,女性患者服用肌力药物的人数明显高于男性。我们的数据显示,接受肌力药物治疗的女性患者骨髓间充质干细胞倍增时间少于接受肌力药物治疗的男性患者(p < 0.05)。结论:基于这项研究,我们得出结论,在接受肌力药物治疗的患者中,MSCs的倍增时间与肌力药物需求之间存在明显的相关性。*通讯作者:Zakieh Sadat Sheikhalishahi;Esmailidehaj M, Mirhosseini S.J, Sheikhalishahi z.s。骨髓间充质干细胞特征与非体外循环手术后严重左心室功能障碍患者服用肌力药物的关系。中华医学杂志,2020;6:1-6 (e14)。https://doi.org/10.22037/amls.v6.31298
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引用次数: 0
Evaluation of Matrix Metalloproteinase 2 and 9 Activity in Patients with Prostate Cancer and Benign Prostate Hyperplasia Compared with Healthy Individuals 前列腺癌和良性前列腺增生患者基质金属蛋白酶2和9活性与健康人的比较
Pub Date : 2020-11-28 DOI: 10.22037/AMLS.V6.32378
M. Shojaee, P. Mohammadi, H. Jafarpour, Somayeh Pouriamehr, Haleh Barmaki, Abbas Khonakdar-Tarsi
Background and Aim: Prostate cancer (PC) is one of the most prevalent cancers with high mortality and morbidity in men, which can be treated in different ways before the progression and metastasis to distant organs. Destruction of extracellular matrix by matrix metalloproteinase (MMP), particularly by the 2 and 9 subtypes, has an important role in the metastasis of PC. We aimed to assess the activity of MMP 2 and 9 and some related metalloproteinases in PC and with benign prostate hyperplasia (BPH) patients in comparison to healthy individuals. Methods: In this case-control study, 72 individuals referred to Imam Khomeini hospital (Tehran, Iran), have been divided into 3 groups, including PC, BPH, and healthy control. Age and body mass index (BMI) for all groups have been matched. Venous blood samples were used to assess the enzyme activity by the zymography technique. Results: The activity of MMP-2 and 9 was significantly higher in PC than BPH and control groups. But there was no difference in the activity of enzymes in patients with PC according to the Gleason score. Conclusion: The results suggested that MMPs activity can be considered a diagnostic marker for PC. However, further studies are required to establish this concept. *Corresponding Author: Abbas Khonakdar-Tarsi; Email: a.khonakdar@mazums.ac.ir Please cite this article as: Shojaee M, Mohammadi P, Jafarpour H, Pouriamehr S, Barmaki H, Khonakdar-Tarsi A. Evaluation of Matrix Metalloproteinase 2 and 9 Activity in Patients with Prostate Cancer and Benign Prostate Hyperplasia Compared with Healthy Individuals. Arch Med Lab Sci. 2020;6:1-6(e12). https://doi.org/10.22037/amls.v6.32378
背景与目的:前列腺癌(PC)是男性发病率和死亡率都很高的癌症之一,在前列腺癌进展和转移到远端器官之前可以采取多种治疗方法。基质金属蛋白酶(MMP)对细胞外基质的破坏,特别是2和9亚型,在PC转移中起重要作用。我们的目的是评估mmp2和9以及一些相关金属蛋白酶在PC和良性前列腺增生(BPH)患者中的活性,并与健康个体进行比较。方法:将伊朗德黑兰伊玛目霍梅尼医院转诊的72例患者分为3组,分别为PC组、BPH组和健康对照组。所有组的年龄和身体质量指数(BMI)已经匹配。静脉血样品用酶谱法测定酶活性。结果:PC组MMP-2和mmp - 9活性明显高于BPH组和对照组。但根据Gleason评分,PC患者的酶活性没有差异。结论:MMPs活性可作为PC的诊断指标。然而,需要进一步的研究来确立这一概念。*通讯作者:Abbas Khonakdar-Tarsi;Shojaee M, Mohammadi P, Jafarpour H, Pouriamehr S, Barmaki H, Khonakdar-Tarsi A.前列腺癌和良性前列腺增生患者基质金属蛋白酶2和9活性的比较。中华医学杂志,2020;6:1-6(e12)。https://doi.org/10.22037/amls.v6.32378
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引用次数: 0
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Medical laboratory sciences
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