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ADIPOSE TISSUE AND ITS ROLE IN MICROENVIRONMENT OF THE COLORECTAL ADENOCARCINOMA CANCER CELL 脂肪组织及其在结直肠癌细胞微环境中的作用
Pub Date : 2019-07-11 DOI: 10.11603/IJMMR.2413-6077.2019.1.9819
A. Burlaka
Introduction. The mechanisms of adipose-tissue’s influence on tumor progression has been studied a lot, but the way of interaction of adipocytes with tumor cells have not been well defined until now. Objective. The aim of this study was to evaluate the mechanisms of adipocytes and tumor cells interaction under the influence of radiation and chemo-radiation therapy in locally advanced rectal cancer (LARC) patients. Material and methods. A prospective randomized single-center study was conducted. It involved 110 patients with LARC and pre-obesity. The patients were randomized into a main group A (radiation therapy and oxaliplatin-based chemotherapy) and a comparison group B (radiation therapy and fluoropyrimidine-based mono-chemotherapy). Superoxide free radicals and NO levels generated by mitochondria of adipocytes were evaluated In both groups’. Also, there was estimated the indices of MMP-2, MMP-9, 8-oxoG, and free fatty acids (FFA) level. Results and discussion. Level of superoxide radicals in tumor-adjacent adipose tissue was 0.58±0.15 (main group) and 0.70±0.12 nmol/g·min (comparison group) (p<0.001). Blood levels of FFA increased in group A up to 2.05±0.15, and in group B up to 2.48±0.20 mmol/l (while in it was 0.57±0.11 mmol/L). 8-oxoG levels in tumor-adjacent adipose tissue had no statistically significant differences. Conclusions. The tumor-adjacent adipose tissue is an energy depot that can act as a promoter of tumor progression supplying the locally advanced rectal cancer with an energy substrate FFA.  It has been established that the level MMP-2 activity significantly reduces the degree of intercellular matrix remodeling by the XELOX chemotherapy.
介绍脂肪组织影响肿瘤进展的机制已经被研究了很多,但脂肪细胞与肿瘤细胞相互作用的方式直到现在还没有很好的定义。客观的本研究的目的是评估局部晚期癌症(LARC)患者在放疗和化疗影响下脂肪细胞和肿瘤细胞相互作用的机制。材料和方法。进行了一项前瞻性随机单中心研究。它涉及110名LARC和肥胖前期患者。患者被随机分为主要组a(放疗和基于奥沙利铂的化疗)和对照组B(放疗和以氟嘧啶为基础的单一化疗)。在两组中评估了脂肪细胞线粒体产生的超氧化物自由基和NO水平。此外,还评估了MMP-2、MMP-9、8-oxoG和游离脂肪酸(FFA)水平的指标。结果和讨论。肿瘤邻近脂肪组织中的超氧化物自由基水平为0.58±0.15(主要组)和0.70±0.12 nmol/g·min(比较组)(p<0.001)。A组的FFA水平升高至2.05±0.15,B组的FFB水平升高至2.48±0.20 mmol/l(而B组为0.57±0.11 mmol/l)。肿瘤邻近脂肪组织中8-oxoG水平没有统计学上的显著差异。结论。肿瘤邻近脂肪组织是一种能量库,可以作为肿瘤进展的促进剂,为局部晚期直肠癌癌症提供能量底物FFA。已经证实,通过XELOX化疗,MMP-2活性水平显著降低细胞间基质重塑的程度。
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引用次数: 0
DEATH DUE TO CARDIAC ANGIOSARCOMA: AUTOPSY CASE REPORT 心脏血管肉瘤死亡一例尸检报告
Pub Date : 2019-07-11 DOI: 10.11603/IJMMR.2413-6077.2019.1.10155
F. Eren, N. T. Inanir, M. S. Gurses, B. Eren, U. N. Gundogmus, B. Ioan
Background. Primary tumors of the heart are rarely detected at autopsy, especially angiosarcomas which are primary malignant one. Objective. We presented autopsy case of cardic angiosarcoma with morphologic findings. Methods. We described adult man died in emergency service of the hospital. Results. Reported case was 33 year-old-man who was died in emergency service of hospital where he was taken when he was ill after leaving home. According the prosecution documents, and the expressions of family, it was reported that he had a heart disease; his symptoms repeated 3 day ago before he died, he thought to attend the Cardiology Clinic due to his symptoms. At autopsy on macroscopic internal examination, mass with rough surface in the right atrium, hematoma at the posterior of the right atrium, blood in the pericardia, nodular lesions in hemorrhagic appearance in the sections of lung, liver and spleen were detected. In histopathologic examination; in the heart angiosarcioma as primary malign heart tumor and metastatic masses in the liver, spleen and lung were detected. Conclusions. We aimed to discuss cardiac angiosarcoma case with autopsy and histopathologic findings in the aspect of medico legal literature.
背景。心脏的原发肿瘤在尸检中很少被发现,尤其是血管肉瘤,它是原发恶性肿瘤。目标。我们提出一例心脏血管肉瘤的解剖与形态学发现。方法。我们描述了一名在医院急救中死亡的成年男子。结果。报告的病例为一名33岁男子,他离家后因生病被送往医院急救,最终死亡。根据检察机关的文件和家属的陈述,据说他患有心脏病;他的症状在3天前反复出现在他死前,由于他的症状,他想去心脏病诊所。尸检肉眼内检,发现右心房表面粗糙肿块,右心房后部血肿,心包出血,肺、肝、脾切片呈结节状出血性病变。组织病理学检查;在心脏血管肉瘤中可发现原发性恶性心脏肿瘤,并可在肝、脾和肺中发现转移性肿块。结论。我们的目的是讨论心脏血管肉瘤病例与尸检和组织病理学的发现,在医学法律文献方面。
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引用次数: 0
PULMONARY AND INTRACRANIAL RADIOGRAPHIC PRESENTATIONS OF LANGERHANS CELL HISTIOCYTOSIS 郎格罕细胞组织细胞增多症的肺部和颅内x线表现
Pub Date : 2019-07-11 DOI: 10.11603/IJMMR.2413-6077.2019.1.10157
D. Mohammed, S. B. Patel
Background. Langerhans Cell Histiocytosis is a rare disease that affects 1 to 2 adults per million worldwide and often consists of systemic manifestations including pulmonary, intracranial and osteolytic lesions and endocrinologic abnormalities such as Diabetes Insipidus. Objective. The objective of this case report was to expand the medical literature of this rare disease. Methods. A case report of a 51-year-old female patient presenting with systemic symptoms as a result of Langerhans Cell Histiocytosis is presented. Results. A 51-year-old female presented with epistaxis, fatigue, polydipsia, polyuria, headaches and dyspnea. After initial x-rays showed multiple lung and liver nodules and the patient suffered subsequently from a unilateral pneumothorax, an open lung biopsy was recommended. On a pathological basis, the patient was diagnosed with Langerhans Cell Histiocytosis. This report focuses on the radiological presentations of the manifestations of Langerhans Cell Histiocytosis, particularly the presentations in the lung and intracranial regions. Conclusions. Langerhans Cell Histiocytosis is an incredibly rare disease that presents systemically. Recognizing and differentiating radiographic presentation of these patients is important to determine the need for confirmation by biopsy and early chemotherapeutic intervention.
背景郎格罕细胞组织细胞增多症是一种罕见的疾病,在全球范围内每百万名成年人中就有1至2人患病,通常包括全身表现,包括肺部、颅内和溶骨性病变以及内分泌异常,如糖尿病血脂异常。客观的本病例报告的目的是扩展这种罕见疾病的医学文献。方法。本文报告一位51岁女性患者因郎格汉斯细胞组织细胞增多症而出现全身症状。后果一名51岁女性,表现为鼻出血、疲劳、多饮、多尿、头痛和呼吸困难。在最初的x光片显示肺部和肝脏有多个结节,患者随后出现单侧胸腔积液后,建议进行开放性肺活检。在病理基础上,患者被诊断为郎格汉斯细胞组织细胞增多症。本报告的重点是郎格罕细胞组织细胞增多症的放射学表现,特别是在肺部和颅内的表现。结论。郎格汉斯细胞组织细胞增多症是一种极其罕见的系统性疾病。识别和区分这些患者的放射学表现对于确定是否需要通过活检和早期化疗干预进行确认很重要。
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引用次数: 0
PROXIMAL BRACHIAL MONOMELIC AMYOTROPHY OR HIRAYAMA DISEASE: NO LONGER AN ALIAS? (case report) 近端臂单核肌萎缩或平山病:不再是别名?(病例报告)
Pub Date : 2019-07-11 DOI: 10.11603/IJMMR.2413-6077.2019.1.9768
A. Rao
Background. Brachial Monomelic Amyotrophy (BMMA) has been called as Hirayama disease (HD) when it is characterized by unilateral distal upper limb weakness and atrophy that shows progression for a limited period and is associated with typical features on MRI of cervical spine in flexion. Objective was to explore the differences when BMMA affects the proximal upper limb muscles with the help of case report. Methods. A case report of BMMA in an adult Indian male is represented. Results. A 30-year-old man presented to us with a history of weakness in the proximal aspect of his left upper limb that began four years ago. The weakness was progressive up until 6 months prior to his presentation since when the weakness had neither worsened nor improved. Cervical spine contrast enhanced MRI revealed mild loss of cervical lordosis, but no features of HD like localized cord atrophy, loss of attachment of dura from subjacent lamina on neutral position axial T2WI MRI, nor any presence of posterior epidural crescentic enhancing mass on flexion contrast sagittal T1WI MRI. The patient was managed with supportive therapy and has been under regular follow up ever since. His clinical status has been stable. Conclusions. We support the suggestion to consider proximal Brachial Monomelic Amyotrophy to be a separate entity and to be distinguished from Hirayama disease that should be reserved for patients with distal upper limb involvement with cervical MRI findings on flexion studies.
背景臂单节肌萎缩(BMMA)被称为平山病(HD),其特征是单侧远端上肢无力和萎缩,进展时间有限,并与颈椎屈曲MRI的典型特征有关。目的通过病例报告探讨BMMA对上肢近端肌肉影响的差异。方法。一例成年印度男性BMMA病例报告。后果一名30岁的男子向我们介绍了他的左上肢近端无力的病史,该病史始于四年前。直到他陈述之前的6个月,这种虚弱一直是渐进的,从那时起,这种虚弱既没有恶化也没有改善。颈椎对比增强MRI显示颈椎前凸轻度丧失,但在中性位轴位T2WI MRI上没有HD样局限性脊髓萎缩、硬膜下椎板附着丧失的特征,在屈曲对比矢状T1WI MRI上也没有任何硬膜外新月形增强肿块的存在。该患者接受了支持性治疗,此后一直在定期随访。他的临床状况一直稳定。结论。我们支持将近端臂单节肌萎缩视为一个独立的实体并与Hirayama病区分开来的建议,Hirayama病应保留给屈曲研究中有颈部MRI发现的远端上肢受累患者。
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引用次数: 0
EVALUATION OF SERUM γ-GLUTAMYL TRANSFERASE AND ITS ASSOCIATION WITH HIGH SENSITIVITY C-REACTIVE PROTEIN AND INSULIN LEVELS IN THE PATIENTS WITH METABOLIC SYNDROME 代谢综合征患者血清γ-谷氨酰转移酶及其与高敏c反应蛋白和胰岛素水平的关系
Pub Date : 2019-07-11 DOI: 10.11603/IJMMR.2413-6077.2019.1.9693
R. Dharuni, B. M. Prasad, H. L. Vishwanth
Background. Metabolic syndrome (MS), a collection of cardiovascular risk factors, is a major worldwide public health problem. The gathered data prove that serum gamma-glutamyl transferase (γGT) activity is a true marker of atherosclerotic cardiovascular disease (CVD) and is of a prognostic importance as well as the high-sensitivity C-reactive protein (hs-CRP). Objectives. In the study, we sought to evaluate serum γGT activity, hs-CRP and insulin resistance in patients with MS. Methods. The study involved 50 persons with metabolic syndrome and 50 healthy age and sex matched controls. Fasting serum samples of all participants were investigated for γGT, hs-CRP, insulin, blood glucose, lipid profile and liver function tests. Anthropometric measurements and BMI were also calculated Results. In that case 50% showed significantly high γGT compared to the controls, 30% proved increased hs-CRP levels above >0.5 mmol/L, whereas 94% of the controls were within the reference range. 74% of cases revealed the presence of insulin resistance while 32% of the controls showed insulin resistance. High γGT levels were also observed in that case with deranged lipids levels and high BMI. Conclusions. The study suggests that the patients with MS have a higher serum γGT activity. This study also proves that hs-CRP and HOMA-IR, which are independent risk factors of CVD, are also associated with MS. The correlation between γGT and the components of MS are also found significant compared to hs-CRP. Thus, γGT can be considered as an inexpensive and authentic predictor of MS, which can be a manifestation of CVD in near future.
背景代谢综合征(MS)是心血管危险因素的集合,是世界范围内的一个主要公共卫生问题。所收集的数据证明,血清γ-谷氨酰转移酶(γGT)活性是动脉粥样硬化性心血管疾病(CVD)的真正标志物,与高敏C反应蛋白(hs-CRP)一样具有预后重要性。目标。在本研究中,我们试图评估MS患者的血清γGT活性、hs-CRP和胰岛素抵抗。方法。这项研究涉及50名代谢综合征患者和50名年龄和性别匹配的健康对照。对所有参与者的空腹血清样本进行γGT、hs-CRP、胰岛素、血糖、血脂和肝功能测试。还计算了人体测量和BMI。在这种情况下,与对照组相比,50%的人表现出显著高的γGT,30%的人证明hs-CRP水平高于>0.5 mmol/L,而94%的对照组在参考范围内。74%的病例显示存在胰岛素抵抗,而32%的对照显示胰岛素抵抗。在脂质水平紊乱和高BMI的情况下,也观察到高γGT水平。结论。研究表明,MS患者血清γGT活性较高。本研究还证明,作为CVD独立危险因素的hs-CRP和HOMA-IR也与MS有关。与hs-CRP相比,γGT与MS成分之间的相关性也很显著。因此,γGT可以被认为是MS的一种廉价而可靠的预测因子,这可能是CVD在不久的将来的一种表现。
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引用次数: 0
SIGNIFICANCE OF ADDITIONAL CHROMOSOMAL ABNORMALITIES FOR THE OUTCOMES AFTER THE SECOND LINE NILOTINIB THERAPY IN THE CHRONIC MYELOID LEUKEMIA PATIENTS 慢性髓系白血病患者二线尼罗替尼治疗后附加染色体异常对预后的意义
Pub Date : 2019-07-11 DOI: 10.11603/IJMMR.2413-6077.2019.1.10305
I. Dmytrenko, Z. Minchenko, V. Fedorenko, I. Dyagil
Background. There is limited information about impact of additional chromosome aberrations (ACA) on the efficacy of the 2nd line nilotinib therapy. Objective. The aim of the study was to analyze significance of ACAs for the outcome after second line tyrosine kinase inhibitors (TKI) therapy with nilotinib in the chronic myeloid leukemia (CML) patients, who experienced previous imatinib therapy failure. Methods. The CML patients in chronic phase treated with nilotinib after imatinib failure were analyzed for outcomes. Results. Among a total of 114 patients, 18 patients (15.8%) had ACAs at the beginning of the 2nd line therapy with nilotinib. Seven patients (38.9%) of 18 had variant translocations and 11 patients (61.1%) had other chromosomal abnormalities in addition to t(9;22), known as clonal evolution. Complete cytogenetic response (CCR) at 12 months was achieved in 37.5%, 42.8% and 45.5% (p=0.842) of patients with classic t(9;22) translocation, variant translocations and ACAs respectively. In the patients with variant translocations t(9;V;22) or clonal evolution treated with nilotinib after the imatinib failure, the CCR and major molecular response (MMR), event free survival (EFS), progression free survival (PFS) and overall survival (OS) rates did not differ from those in the CML patients with t(9;22) only. At the same time quantitative characteristics of leukemic and ACA clones had prognostic value for CCR. The increased number of Ph-positive cells and the number of cells with the ACA at the start of nilotinib therapy reduced the probability of CCR. Conclusions. Higher nilotinib inhibitory activity compare with imatinib allows us to overcome imatinib resistance in the CML patients regardless of the ACA presence at the beginning of nilotinib therapy.
背景。关于额外染色体畸变(ACA)对二线尼罗替尼治疗疗效的影响的信息有限。目标。本研究的目的是分析ACAs对既往伊马替尼治疗失败的慢性髓性白血病(CML)患者用尼罗替尼治疗二线酪氨酸激酶抑制剂(TKI)后预后的意义。方法。分析伊马替尼失效后接受尼洛替尼治疗的慢性期CML患者的预后。结果。114例患者中,18例患者(15.8%)在尼罗替尼二线治疗开始时出现ACAs。18例患者中有7例(38.9%)存在变异易位,11例(61.1%)存在除t(9;22)外的其他染色体异常,称为克隆进化。经典t(9;22)易位、变异型易位和ACAs患者12个月完全细胞遗传学应答(CCR)分别为37.5%、42.8%和45.5% (p=0.842)。在变异易位t(9;V;22)或克隆进化患者在伊马替尼失败后接受尼洛替尼治疗,CCR和主要分子反应(MMR)、无事件生存(EFS)、无进展生存(PFS)和总生存(OS)率与仅t(9;22)的CML患者没有差异。同时,白血病克隆和ACA克隆的定量特征对CCR具有预测价值。在尼罗替尼治疗开始时,ph阳性细胞和ACA细胞数量的增加降低了CCR的可能性。结论。与伊马替尼相比,更高的尼洛替尼抑制活性使我们能够克服CML患者的伊马替尼耐药,无论在尼洛替尼治疗开始时是否存在ACA。
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引用次数: 0
KIDNEY LESIONS IN HIV-INFECTED PATIENTS HIV感染患者的肾脏病变
Pub Date : 2019-03-04 DOI: 10.11603/IJMMR.2413-6077.2018.2.9870
М. О. Andrushchak
Introduction. HIV prevalence is one of the most important issues of contemporary medicine. Over a 30-year history of this disease more than 75 million people have been infected with HIV, nearly 30 million adults and children of died. In the future decades, its significance in world premature mortality rates continues to rise. The objective of the study was to establish clinical and laboratory features of kidney lesions in HIV infection. Methods. The study involved 292 HIV-infected patients, who were managed outpatiently at the Chernivtsi Regional AIDS Center. Taking into account the main markers of kidney lesions: persistent proteinuria and glomerular filtration rate <60 mL/min/1.73 m2, 48 persons were diagnosed with chronic kidney disease (CKD), which was very frequently accompanied by dysfunction of these organs. Results. Increasing proteinuria rate is accompanied by a significant renal dysfunction and more frequently is combined with arterial hypertension as well as hematuria without significant differences in the incidence of opportunistic diseases. The mean reciprocal correlation between the levels of proteinuria and glomerular filtration rate (r=-0.562, p<0.01), as well as between the levels of proteinuria and hemoglobin (r=-0.596, p<0.01) have been established as well. Conclusions. Kidney lesions in HIV-infected are most often characterized by tubulointerstitial lesions. At the same time, glomerular kidney lesion, which is much less common, is accompanied by a significantly higher level of HIV RNA.
介绍。艾滋病流行是当代医学最重要的问题之一。在这一疾病的30年历史中,有7500多万人感染了艾滋病毒,近3000万成人和儿童死亡。在今后几十年里,它在世界过早死亡率中的重要性将继续上升。该研究的目的是建立临床和实验室特征的肾脏病变的艾滋病毒感染。方法。这项研究涉及292名感染艾滋病毒的患者,他们在切尔诺夫茨地区艾滋病中心接受了耐心的治疗。考虑到肾脏病变的主要标志:持续性蛋白尿和肾小球滤过率<60 mL/min/1.73 m2, 48人被诊断为慢性肾脏疾病(CKD),经常伴有这些器官的功能障碍。结果。蛋白尿率增高伴明显的肾功能不全,更常合并动脉高血压和血尿,机会性疾病的发生率无显著差异。蛋白尿水平与肾小球滤过率(r=-0.562, p<0.01)、蛋白尿水平与血红蛋白水平(r=-0.596, p<0.01)的平均负相关关系也已确立。结论。hiv感染的肾脏病变通常以小管间质病变为特征。同时,较不常见的肾小球肾病伴HIV RNA水平明显升高。
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引用次数: 0
OBESITY: A CAUSATIVE RISK FACTOR OF BREAST CANCER 肥胖:乳腺癌的危险因素
Pub Date : 2019-03-01 DOI: 10.11603/IJMMR.2413-6077.2018.2.9410
A. Roy, S. Basu, A. Bandyopadhyay
Background. Obesity, a global health burden and one of the most deleterious diseases have substantially increased prevalence attributable to changing lifestyle of modern times. Persuasive evidence indicates obesity as an independent prognostic factor for developing malignancy in the form of breast cancer particularly in post-menopausal women. Objective. This review aims to focus in comprehensive manner on the biochemical, hormonal and immunological pathways governing the obesity linked breast cancer so that potential treatments may be improvised consequently to provide a cure to this menace, threatening the lives of many. Methods. Literature review of published materials that provide examination of recent or current literature on problem of obesity. Results. Increased body fatness, mainly visceral adiposity may account for predisposing an obese individual to the risk of encountering cancer although the mechanisms for such cancers may vary depending upon the organ affected. Metabolic and biochemical alterations influencing obesity related carcinogenesis, consisting of heightened oxidative stress and bodily inflammation levels with the concomitant rise in pro-inflammatory cytokines are discussed. Pertinent references about elevated levels of serum insulin, insulin-like growth factor, sex steroids and the imbalance in adipokines (adiponectin and leptin) are included as well. Conclusions. Persuasive evidence indicates obesity as an independent prognostic factor for developing malignancy in the form of breast cancer particularly in post-menopausal women. Generation of novel and effective therapeutic interventions for combating the ailment along with positive lifestyle modifications may be improvised consequently to provide a cure to this menace, threatening the lives of many.
背景肥胖是一种全球健康负担,也是最有害的疾病之一,由于现代生活方式的改变,其发病率大幅上升。有说服力的证据表明,肥胖是发展为癌症恶性肿瘤的一个独立预后因素,尤其是在绝经后妇女中。客观的这篇综述旨在全面关注与肥胖相关的乳腺癌症的生物化学、激素和免疫途径,以便可以临时制定潜在的治疗方法,从而为这种威胁许多人生命的威胁提供治疗。方法。对已发表材料的文献综述,这些材料对最近或当前关于肥胖问题的文献进行了审查。后果身体肥胖(主要是内脏肥胖)的增加可能是肥胖个体易患癌症风险的原因,尽管这些癌症的发病机制可能因受影响的器官而异。讨论了影响肥胖相关致癌作用的代谢和生化变化,包括氧化应激和身体炎症水平的升高以及促炎细胞因子的升高。还包括关于血清胰岛素、胰岛素样生长因子、性类固醇水平升高和脂肪因子(脂联素和瘦素)失衡的相关参考文献。结论。有说服力的证据表明,肥胖是发展为癌症恶性肿瘤的一个独立预后因素,尤其是在绝经后妇女中。因此,产生新的有效治疗干预措施来对抗这种疾病,同时积极改变生活方式,可能是即兴的,可以治愈这种威胁许多人生命的威胁。
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引用次数: 0
MICROBIOTA OF VAGINA AND MAMMARY GLANDS SKIN IN THE PREGNANT WOMEN WITH PREECLAMPSIA 先兆子痫孕妇阴道和乳腺皮肤的微生物群
Pub Date : 2019-03-01 DOI: 10.11603/IJMMR.2413-6077.2018.2.9347
V. Y. Ivankiv, I. Malanchyn, N. I. Tkachuk
Background. Timely prediction, diagnosis and prevention of complications during the gestational period leading to perinatal loss and maternal mortality are the main tasks of contemporary obstetrics. About 50,000 women die from preeclampsia and eclampsia every year and perinatal mortality ranges from 15 to 25%. Objective. The aim of the research was to study and analyze the microecology of vagina and mammary glands skin in the pregnant women with underlying preeclampsia. Methods. The pregnancy examination was conducted at the Ternopil Regional Clinical Perinatal Center “Mother and Child”. The research involved 25 pregnant women with preeclampsia (the main group) and 15 healthy women with a physiological course of pregnancy (the control group). Material from the pregnant women was taken out of the skin of mammary glands and mucous membrane of vagina, then it was plated out in the nutrient medium for the cultivation and the microorganisms were defined. Results. The quantitative composition of a normal microflora of vagina and mammary glands skin in the control group was within the normal range. The quantitative composition of a normal microflora of vagina and mammary glands skin in the pregnant women of the main group decreased, the representatives of opportunistic and pathogenic flora were found. Conclusions. In the pregnant women with preeclampsia, abnormal microbiocenosis of vagina and breast skin was revealed, the degree of abnormality correlated with the severity of the disease. Our results may provide useful clinical knowledge to a broader understanding of microbiota role in pregnancy complications.
背景及时预测、诊断和预防妊娠期并发症导致围产期损失和孕产妇死亡是当代产科的主要任务。每年约有50000名妇女死于先兆子痫和子痫,围产期死亡率在15%至25%之间。客观的本研究的目的是研究和分析先兆子痫孕妇阴道和乳腺皮肤的微生态。方法。妊娠检查在“母亲和儿童”捷尔诺波尔地区临床围产期中心进行。这项研究涉及25名先兆子痫孕妇(主要组)和15名有妊娠生理过程的健康女性(对照组)。从孕妇的乳腺皮肤和阴道粘膜中取出材料,然后将其放入营养培养基中进行培养,并确定微生物。后果对照组阴道和乳腺皮肤正常菌群的数量组成在正常范围内。主要组孕妇阴道和乳腺皮肤正常菌群的数量组成下降,发现了机会菌群和致病菌群的代表。结论。在先兆子痫孕妇中,阴道和乳房皮肤的微生物群落异常,异常程度与疾病的严重程度相关。我们的研究结果可能为更广泛地理解微生物群在妊娠并发症中的作用提供有用的临床知识。
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引用次数: 2
GENDER AND AGE ASPECTS OF BIOENERGETICS PROCESSES IN EXPERIMENTAL PASSIVE TOBACCO SMOKING AND MONOSODIUM GLUTAMATE ADMINISTRATION 被动吸烟和味精给药实验中生物能量学过程的性别和年龄因素
Pub Date : 2019-03-01 DOI: 10.11603/IJMMR.2413-6077.2018.2.9810
A. Rutska, I. Krynytska
Background. Active smoking and exposure to passive smoke are responsible for more than 5 million deaths each year. At the same time, a characteristic feature of present food technologies is the use of food additives that are not always safe for human health, such as monosodium glutamate (MSG). Objective. The aim of the research was to determine the changes in mitochondrial enzymes activity in rats in case of passive tobacco smoke combined with prolonged administration of MSG in the sex and age aspects. Methods. The evaluation of bioenergetics processes in the mitochondria of circulating neutrophils was carried out using succinate dehydrogenase (SDG) and cytochrome oxidase (CO) activity.  Results. Passive tobacco smoke combined with the MSG administration in mature male-rats is accompanied by a significant inhibition of bioenergetics processes, as evidenced by a decrease in succinate dehydrogenase activity by 47.1% (p<0.001) compared to the intact animals, which is by 27.9% (p<0.001) below this index in case of the isolated effect of tobacco smoke and reduction of cytochrome oxidase activity by 27.5% (p<0.001) compared to the control group. Conclusions. Thus, the findings suggest that low dose intake of monosodium glutamate enhances the ability of tobacco smoke to disrupt the cell's bioenergetics processes by affecting the respiratory chain function and generation of ATP. Therefore, it is advisable to investigate the established toxic doses of E621, as well as to study the molecular mechanisms of the ‘safe’ (allowed) doses of MSG effect on a living organism.
背景主动吸烟和被动吸烟每年造成500多万人死亡。同时,目前食品技术的一个特点是使用对人类健康并不总是安全的食品添加剂,如味精。客观的本研究的目的是确定被动吸烟和长期服用味精的大鼠在性别和年龄方面线粒体酶活性的变化。方法。利用琥珀酸脱氢酶(SDG)和细胞色素氧化酶(CO)活性评价循环中性粒细胞线粒体的生物能量过程。结果。在成年雄性大鼠中,被动吸烟与MSG给药相结合伴随着对生物能量学过程的显著抑制,与完整动物相比,琥珀酸脱氢酶活性降低了47.1%(p<0.001),与对照组相比,在烟草烟雾的隔离作用和细胞色素氧化酶活性降低27.5%(p<0.001)的情况下。结论。因此,研究结果表明,低剂量摄入味精通过影响呼吸链功能和ATP的产生,增强了烟草烟雾破坏细胞生物能量过程的能力。因此,建议研究E621的既定毒性剂量,并研究MSG对活体“安全”(允许)剂量影响的分子机制。
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International Journal of Medicine and Medical Research
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