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Electric and Magnetic Field Applications as Alternative or Supportive Therapy for Covid-19... 电场和磁场应用作为Covid-19的替代或支持疗法…
Pub Date : 2021-01-01 DOI: 10.36648/1989-8436.21.12.154
Zaka Abbaszade, Gözde Türköz Bakırcı, M. Haghi
Magnetic field, electric field and electric current are part of nature. Therefore, living organisms, likewise viruses, can be affected by physical processes. Therapeutic and supportive effects of electric and magnetic fields are proved in numerous studies on cells, bacteria and viruses. In our review, by keeping in mind this potential, we handled the possible curative or supportive and maybe therapeutic potential of electric and magnetic applications on coronavirus patients as short as possible. Studies have given us an idea to review new application methods using electric and magnetic field for coronavirus treatment. While vaccine and drug studies related to this pandemic continue, alternative therapies are also of great importance and new approaches and different perspectives are needed in this regard.
磁场、电场和电流都是自然界的一部分。因此,有生命的有机体,就像病毒一样,可以受到物理过程的影响。许多对细胞、细菌和病毒的研究证实了电场和磁场的治疗和支持作用。在我们的审查中,考虑到这种潜力,我们尽可能短地处理了电磁应用对冠状病毒患者可能的治疗或支持以及可能的治疗潜力。研究给我们提供了一个想法,可以研究利用电场和磁场治疗冠状病毒的新应用方法。虽然与这一流行病有关的疫苗和药物研究仍在继续,但替代疗法也非常重要,在这方面需要新的方法和不同的观点。
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引用次数: 2
Etiology and Antimicrobial Susceptibility Pattern of Uropathogens in Children and Adolescents in a Tertiary Hospital: Moving from the Known to the Unknown 某三级医院儿童和青少年尿路病原菌的病因学和药敏模式:从已知到未知
Pub Date : 2021-01-01 DOI: 10.36648/1989-8436.21.12.141
Ohanu Me, Nwafia In, Eze Jn
Background: Urinary tract infection is a frequent health problem in children and an important cause of morbidity and mortality, with the highest rate seen in the first 2 years of life. Management of a patient with urinary tract infection depends on good knowledge of the causative agents and local antimicrobial susceptibility patterns. This study was designed with the aim to investigate the aetiology and antimicrobial susceptibility pattern of uropathogens in children and adolescents at the University of Nigeria Teaching Hospital, Ituku-Ozalla Enugu. Methods and findings: This was a hospital-based cross-sectional study conducted in Department of Medical Microbiology, University of Nigeria Teaching Hospital, Ituku-Ozalla Enugu. The laboratory records of all the mid-stream urine samples of children and adolescents analysed from 2014 to 2019 were reviewed. Urine sample results from neonates were excluded. Information extracted from the records included: age, sex, date of submission of urine samples, provisional diagnosis, microbial isolates and their susceptibility patterns to various antibiotics. Analysis was done using descriptive and inferential statistics. Of 2199 urine samples that were analysed, 650 (29.9%) yielded significant bacteriuria with females accounting for more than half (363/650: 55.8%) of the cases; (χ2=4.204; P=0.040). Isolated organisms were mostly Gram negative bacilli 33.8%) than males (126/650; 19.4%); (χ2=13.009; p<0.001). The least isolated Gram negative organisms was Pseudomonas aeruginosa seen in 20/650 (3.1%) of the urine samples The Gram positives cocci isolated were Staphylococcus aureus (59/650; 9.1%) and Streptococcus species (12/650; 1.9%). Candida spp was also isolated in 32/650; 4.9% of the urine samples. Most of the isolated organisms showed very high resistance to ampicillin and cotrimoxazole. Moderate resistances were seen with nitrofurantoin, cephalosporins, amoxicillin-clavulanic acid and quinolones. The least resistances were shown with carbapenems piperacillin/ tazobactam, linezolid and cefoxitin. Conclusion: The resistance pattern of organisms causing urinary tract infections in children and adolescents to common antibiotics as highlighted in this study is worrisome. Facility specific guideline for antibiotics therapy is urgently advocated for better management of the patients and to ensure good antibiotics stewardship in line with universally accepted standards.
背景:尿路感染是儿童常见的健康问题,也是导致发病率和死亡率的重要原因之一,在生命的前2年发病率最高。尿路感染患者的管理取决于对病原体和当地抗菌药物敏感性模式的良好了解。本研究旨在调查尼日利亚大学伊图库-奥扎拉埃努古教学医院儿童和青少年泌尿系统病原体的病因和药敏模式。方法和发现:这是一项基于医院的横断面研究,在Ituku-Ozalla Enugu尼日利亚大学教学医院医学微生物学系进行。回顾了2014 - 2019年分析的所有儿童和青少年中游尿液样本的实验室记录。排除新生儿尿样结果。从记录中提取的信息包括:年龄、性别、提交尿样的日期、临时诊断、微生物分离物及其对各种抗生素的敏感性模式。采用描述性统计和推理统计进行分析。在2199份尿样中,650份(29.9%)尿样检出明显细菌尿,其中女性占一半以上(363/650:55.8%);(χ2 = 4.204;P = 0.040)。分离菌以革兰氏阴性杆菌居多(33.8%),多于男性(126/650);19.4%);(χ2 = 13.009;p < 0.001)。检出的革兰氏阴性菌为铜绿假单胞菌(3.1%),检出的革兰氏阳性球菌为金黄色葡萄球菌(59/650;9.1%)和链球菌(12/650;1.9%)。在32/650株中也分离到念珠菌;4.9%的尿液样本。大多数分离的微生物对氨苄西林和复方新诺明表现出很高的耐药性。呋喃妥因、头孢菌素、阿莫西林-克拉维酸和喹诺酮类药物均出现中度耐药。碳青霉烯类药物哌拉西林/他唑巴坦、利奈唑胺和头孢西丁的耐药性最低。结论:本研究强调的引起儿童和青少年尿路感染的微生物对常见抗生素的耐药模式令人担忧。迫切需要制定针对特定设施的抗生素治疗指南,以更好地管理患者,并确保良好的抗生素管理符合普遍接受的标准。
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引用次数: 1
Virion - An Infectious Agent 病毒体——一种传染因子
Pub Date : 2021-01-01 DOI: 10.36648/1989-8436.21.S3.E001
S. Aaron
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引用次数: 0
Evaluation of Correlations Between Bladder Detrusor Overactivity and Lower Urinary Tract Infections 膀胱逼尿肌过度活动与下尿路感染的相关性评价
Pub Date : 2021-01-01 DOI: 10.36648/1989-8436.21.12.153
Huasheng Zhao, N. Xiao, Jian Wang, Q. Tang
Lower Urinary Tract Infections (LUTIs) are regarded as the most frequent form of bacterial infections and bladder Detrusor Overactivity (DO) are considered to contribute to  (OAB), including urinary urgency, urinary frequency, with or without Urgency Incontinence (UI), which is common disorder and influences patient's health and quality of life. Since 1960s, studies had focused on whether DO is the etiological factors of recurrent LUTIs or the inverse. Although the definite correlation between DO and LUTIs have not been proved, urinary microbiota may play a role in genesis of DO that was found by mounting evidences using enhanced urine culture technique and pathophysiological variations of bladder detrusor facilitates bacterial colonization in bladder urothelium. In the future, clarification of correlation between DO and LUTIs needs more scheduled studies and more researches that link the urinary microbiota with Central Nervous System (CNS) function to provide accurately information to help us manage the patients more appropriately.
下尿路感染(LUTIs)被认为是最常见的细菌感染形式,膀胱逼尿肌过度活动(DO)被认为是导致(OAB)的原因,包括尿急、尿频、伴或不伴急迫性尿失禁(UI),这是一种常见的疾病,影响患者的健康和生活质量。自20世纪60年代以来,研究主要集中在DO是复发性LUTIs的病因还是相反的因素。尽管DO与LUTIs之间的确切相关性尚未得到证实,但通过尿液培养技术和膀胱逼尿肌病理生理变化的证据发现,尿微生物群可能在DO的发生中起作用,这有利于细菌在膀胱尿路上皮中的定植。在未来,明确DO与LUTIs之间的相关性需要更多的预定研究,以及更多将泌尿系统微生物群与中枢神经系统(CNS)功能联系起来的研究,以提供准确的信息,帮助我们更合理地管理患者。
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引用次数: 0
Endotoxin: A Bacterial Toxin 内毒素:一种细菌毒素
Pub Date : 2021-01-01 DOI: 10.36648/1989-8436.21.12.155
S. Aaron
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引用次数: 0
Electrochemical Methods for the Detection of Antimicrobial Resistance and Multi-Drug Resistance Bacteria 抗菌药物耐药及多重耐药细菌的电化学检测方法
Pub Date : 2021-01-01 DOI: 10.36648/1989-8436.21.12.139
Fatma Dogan Guzel
Accurate diagnosis of bacteria is one of the most important stages of the definitive treatment of bacterial infections. However, due to the Antibiotic Resistance (AR) that has recently emerged in bacteria, not only the diagnosis of bacteria but also the determination of the antibiotic resistance has become extremely important. For the determination of AR of bacteria, classical microbiological and biochemistry methods are already applied. However, these methods have many disadvantages in terms of cost and time. With advances in technology as well as molecular biology, a new era has emerged for the accurate determination of AR in bacteria as well. For example, electrochemical methods have been developed recently for the label-free diagnosis of both bacteria and their AR. In this we focus on the issues regarding AR of bacteria and their diagnostic significance. Herein, we also focused on the electrochemical method used for the diagnosis of bacteria and AR.
细菌的准确诊断是最终治疗细菌感染的最重要阶段之一。然而,由于近年来细菌中出现的抗生素耐药性(Antibiotic Resistance, AR),不仅对细菌进行诊断,而且对抗生素耐药性的测定也变得极为重要。对于细菌的AR测定,经典的微生物学和生物化学方法已经得到了应用。然而,这些方法在成本和时间方面有许多缺点。随着技术和分子生物学的进步,细菌中AR的精确测定也进入了一个新的时代。例如,最近已经开发了用于细菌及其AR的无标签诊断的电化学方法。在本文中,我们重点讨论了有关细菌AR及其诊断意义的问题。在此,我们还重点研究了用于细菌和AR诊断的电化学方法。
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引用次数: 0
Dengue and COVID-19 Co-infection or Cross-reactivity: Retrospective Study from a Tertiary Care Hospital 登革热和COVID-19合并感染或交叉反应:来自三级医院的回顾性研究
Pub Date : 2021-01-01 DOI: 10.36648/1989-8436.21.12.163
Maliha Zubairy, F. Kanani, Soma Vankwani
Dengue virus (DENV) and SARS-CoV-2 are single, positive-stranded RNA viruses infecting humans. The early clinical presentation of both viral diseases is quite similar, creating a serious challenge for healthcare providers to discriminate between the two diseases. Recent studies report cases of co-infection as well as cross-reactivity of DENV and COVID-19. Therefore, a retrospective study was designed to identify cases of co-infection/cross-reactivity and its severity based on Liver Function Tests (LFTs). We identified 38 cases of co-infection in a tertiary care hospital in Karachi, Pakistan during the year 2020. These cases were dengue NS-1 Ag or IgM/ IgG antibody-positive along with SARS-CoV-2 RT-PCR positive. The serological profile of co-infected cases revealed that the pattern of dengue serology is mainly based on IgG positivity followed by IgG & IgM positivity. Whereas, a single case of positive NS-1 and a single case of only IgM positive were found. The finding supports that if it is co-infection then might be more common in secondary as compared to primary dengue infection and not causing severe liver damage. This study strongly suggests, to exclude the possibility of cross-reactivity of antibodies in this pandemic condition, dengue infection should be confirmed by using accurate methods (RT-PCR or Virus isolation). Secondly, this study alarms that the dengue-endemic countries are at a higher risk of misdiagnosis of viral infection. Therefore, precautionary measures by the government agencies should be taken in this pandemic situation to reduce dengue infection in future.
登革热病毒(DENV)和SARS-CoV-2是感染人类的单链正链RNA病毒。这两种病毒性疾病的早期临床表现非常相似,这给医疗保健提供者区分这两种疾病带来了严峻的挑战。最近的研究报告了DENV和COVID-19的合并感染病例以及交叉反应性。因此,我们设计了一项基于肝功能试验(LFTs)的回顾性研究,以确定合并感染/交叉反应的病例及其严重程度。我们在2020年期间在巴基斯坦卡拉奇的一家三级保健医院确定了38例合并感染病例。这些病例均为登革热NS-1 Ag或IgM/ IgG抗体阳性,SARS-CoV-2 RT-PCR阳性。合并感染病例的血清学特征显示,登革热血清学以IgG阳性为主,其次为IgG和IgM阳性。NS-1阳性1例,IgM阳性1例。这一发现支持,如果是合并感染,那么继发性登革热感染可能比原发性登革热感染更常见,而且不会造成严重的肝损伤。该研究强烈提示,在这种大流行情况下,为排除抗体交叉反应的可能性,应使用准确的方法(RT-PCR或病毒分离)确认登革热感染。其次,本研究警示登革热流行国家误诊病毒感染的风险较高。因此,在这种大流行的情况下,政府机构应采取预防措施,以减少未来的登革热感染。
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引用次数: 0
Brief Note on Prion: A Misfolded Protein 朊病毒:一种错误折叠的蛋白质
Pub Date : 2021-01-01 DOI: 10.36648/1989-8436.21.S3.002
S. Aaron
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引用次数: 0
Mycoplasma Infections and Their Resistance Phenotypes in a Southwestern Area of China 中国西南地区支原体感染及其耐药表型
Pub Date : 2021-01-01 DOI: 10.36648/1989-8436.21.S4.165
K. Wei, G. Guo, Ning Xiao
The aim was to determine the prevalence and antibiotics resistance of Uroaplasma urealyticum (U.urealyticum) and Mycoplasma hominis (M. hominis) isolated in a southwestern area of china. A total of 1093 patients with Chronic Prostatitis/ Chronic Pelvic Pain Syndrome (CP/CPPS) were included and Expressed Prostatic Secretion (EPS) were collected from the subjects. Antibiotic resistance tests were conducted by using the mycoplasma kits. Of the individuals studied, 17.29% (189/1093) and 3.66% (40/1093) samples were respectively identified to be positive for U.urealyticum and M. hominis in EPS. U.urealyticum were less than 10% (0- 8.99%) resistance to doxycycline, minocycline, azithromycin and josamycin, while they were higher than 60% (60.85%-73.54%) resistance to ciprofloxacin, ofloxacin and gatifloxacin, and the resistance incidence of erythromycin to U.urealyticum was 39.15%). The resistance rate of M. hominis was less than 10% (0-2.5%) to doxycycline, minocycline and josamycin, while they were higher than 60% (62.50%- 87.50%) to azithromycin, erythromycin, ciprofloxacin and ofloxacin, and that of gatifloxiacin was 32.50%. In conclusion, testing for both U.urealyticum and M. hominis in EPS of patients with CP/CPPS should been encouraged and doxycycline, minocycline and josamycin were recommended to treat infections of these strains in patients with CP/CPPS in a southwestern area of china. Further investigations should be focus on the new promising antibiotics against M. genitalium due to increasing resistance of antimicrobial.
目的了解中国西南地区解脲支原体和人支原体的流行情况及耐药性。共纳入1093例慢性前列腺炎/慢性盆腔疼痛综合征(CP/CPPS)患者,收集其前列腺分泌表达量(EPS)。采用支原体检测试剂盒进行抗生素耐药试验。其中,17.29%(189/1093)和3.66%(40/1093)的样本在EPS中检出未解脲脲菌和人原分枝杆菌。解脲脲菌对多西环素、米诺环素、阿奇霉素、乔霉素的耐药率均小于10%(0 ~ 8.99%),对环丙沙星、氧氟沙星、加替沙星的耐药率均大于60%(60.85% ~ 73.54%),红霉素对解脲脲菌的耐药率为39.15%。人支原体对多西环素、米诺环素、乔霉素的耐药率均小于10%(0 ~ 2.5%),对阿奇霉素、红霉素、环丙沙星、氧氟沙星的耐药率均大于60%(62.50% ~ 87.50%),对加替沙星的耐药率为32.50%。综上所述,应鼓励西南地区CP/CPPS患者的EPS中检测解脲脲菌和人型支原体,并推荐多西环素、米诺环素和乔霉素治疗这些菌株的感染。由于抗微生物药物耐药性的增加,应进一步研究新的有前景的抗生殖支原体抗生素。
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引用次数: 1
Bacteriology and Antimicrobial Profile of Urinary Tract Infection in Adult Patients with Human Immunodeficiency Virus in a Nigerian Teaching Hospital 尼日利亚一家教学医院成人人类免疫缺陷病毒尿路感染的细菌学和抗菌特征
Pub Date : 2021-01-01 DOI: 10.36648/1989-8436.21.S3.003
S. Ebede, I. Nwafia, M. Ohanu, U. Ozumba, C. Chukwuka, C. Onyedum
Introduction: There has been a rising incidence of treatment failures of Urinary Tract Infection (UTI) in patients with human Immunodeficiency Virus Infection (HIV). This study was carried out to determine the bacteriology of urinary tract infections in patients with HIV infections in University of Nigeria Teaching Hospital, Enugu. Methods: The study was a cross sectional study, involving 300 adult HIV positive patients, matched for age and sex with apparently healthy HIV negative subjects as control. Mid-stream urine samples from both groups were cultured on MacConkey, blood agar plates and incubated aerobically at 37°C. Antimicrobial susceptibility testing was done with agar diffusion method and interpreted according to CSLI guidelines. Extended spectrum beta-lactamases production was confirmed phenotypically using double disc synergy test. Results: The mean age of the subjects was 22.0 ± 3 years. There was a preponderance of females 76.0%. (P=0.493). The prevalence of UTI in the study group was 5.7% as against 2.7% in the control group. The most predominant bacteria isolated from study group were Escherichia coli (55.0%) with the least being Staphyloccocus saprophyticus (5.0%). In the control group only Escherichia coli (62.5%) and Klebsiella pneumoniae (37.5%) were isolated (r=0.973, P=0.005). Most of the organisms isolated were resistant to the commonly used antibiotics. Twenty percent (20.0%) of the Klebsiella pneumoniae and 14.0% of Escherichia coli isolated were ESBL producing.
导读:在人类免疫缺陷病毒感染(HIV)患者中,尿路感染(UTI)治疗失败的发生率不断上升。本研究旨在确定尼日利亚大学埃努古教学医院HIV感染患者尿路感染的细菌学。方法:采用横断面研究方法,300例年龄、性别匹配的成年HIV阳性患者,以表面健康的HIV阴性者为对照。两组中游尿液样本分别在MacConkey、blood琼脂平板上培养,37℃有氧培养。采用琼脂扩散法进行药敏试验,并按照CSLI指南进行解释。双盘协同试验证实了广谱β -内酰胺酶的产生。结果:患者平均年龄22.0±3岁。雌虫优势度为76.0%。(P = 0.493)。研究组的尿路感染患病率为5.7%,对照组为2.7%。研究组分离到的细菌以大肠杆菌最多(55.0%),腐生葡萄球菌最少(5.0%)。对照组仅检出大肠杆菌(62.5%)和肺炎克雷伯菌(37.5%)(r=0.973, P=0.005)。大多数分离出的微生物对常用抗生素具有耐药性。20%(20.0%)分离的肺炎克雷伯菌和14.0%分离的大肠埃希菌产生ESBL。
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引用次数: 0
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Archives of Clinical Microbiology
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