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Management of COVID-19 Infection in a Context of Countries with Limited Resources: Case of the University Hospital Center of Renaissance (UHCR) in N’Djamena, Chad 资源有限国家的COVID-19感染管理:以乍得恩贾梅纳复兴大学医院中心为例
Pub Date : 2022-01-17 DOI: 10.9734/ijpr/2022/v9i130216
Mahamat Ali Bolti, Hamit Mahamat Alio, A. Abassi, S. Traore, O. Djarma, Henry Fissou, Joseph Mad-Toingue, A. Constant, A. Moussa
Introduction: The aim of this study was to describe the clinical characteristics of patients admitted for Covid-19 in the department of Covid-19 of the University Hospital Center of Renaissance (UHCR) of N’Djamena in Chad. The pandemic of the sickness of Covid-19 constitutes a real public health problem in the world since its appearance in December 2019. Materials and Methods: This was an observational, transversal and descriptive study carried out from 19 March 2020 to 19 November 2021. All patients diagnosed with Covid-19, confirmed at least either by RT-PCR or chest computed tomography (CT) were included. The healing was defined through the disappearance of clinical signs and two negative RT-PCRs at 72 hours intervals. Results: Our study included 825 patients of which 613 (74.34%) men (sex ratio 2.9). Age Medium for patients was 50 ± 4 years with extreme ranging from 19 to 84 years old. Six hundred and thirty-three (76.70%) patients came directly from their residences. Respectively 82 and 71 were transferred from the provincial hospital of Farcha (9.9%) and from a private health structure (8.7%). Three hundred and thirteen patients had at least a comorbidity especially arterial hypertension (n = 173; 21%); the diabetes (n = 156; 19.7%); chronic renal failure (n = 28; 3.5%); heart disease (n =27; 3.3%) and obesity (n= 14; 1.6%), HIV infection (n = 9; 1.09%). five hundred and seventy-two (61.12%) patients performed the CT and all the RT-PCR. Four hundred and ninety-two patients (59.60%) presented severe forms of the disease, 160 (19.40%) were critical and 124 (15.10%) were moderates. The hospital lethality was 16.24% (n = 134). The treatment consisted in the administration of Hydroxychloroquine-Azythromycin in 99.4% of cases (n = 813) and by covid-organics in 0.6% of cases (n = 5). Conclusion: The infected patients with Covid-19 were admitted with the advance stage of the disease. Lethality was associate with the presence of comorbidities. The sensitization of the population on the importance of vaccination, barrier measures and recourse to care are necessary.
本研究的目的是描述乍得恩贾梅纳复兴大学医院中心(UHCR) Covid-19科室收治的Covid-19患者的临床特征。2019冠状病毒病大流行自2019年12月出现以来,已成为全球真正的公共卫生问题。材料和方法:这是一项观察性、横向和描述性研究,于2020年3月19日至2021年11月19日进行。所有被诊断为Covid-19的患者,至少通过RT-PCR或胸部计算机断层扫描(CT)确诊。通过临床症状消失和两次rt - pcr阴性间隔72小时来定义愈合。结果:纳入825例患者,其中男性613例(74.34%),性别比2.9。患者年龄中值为50±4岁,极值为19 ~ 84岁。633例(76.70%)患者直接来自住所。分别有82人和71人从法尔查省医院(9.9%)和私营保健机构(8.7%)转诊。133例患者至少有一种合并症,尤其是动脉高血压(n = 173;21%);糖尿病患者(n = 156;19.7%);慢性肾衰竭(n = 28;3.5%);心脏病(n =27;3.3%)和肥胖(n= 14;1.6%), HIV感染(n = 9;1.09%)。572例(61.12%)患者行CT和全部RT-PCR检查。492例(59.60%)为重症,160例(19.40%)为危重型,124例(15.10%)为中度。医院病死率为16.24% (n = 134)。治疗方法为:99.4%(813例)患者给予羟氯喹-阿奇霉素治疗,0.6%(5例)患者给予新冠肺炎有机物治疗。结论:新冠肺炎感染患者在病情进展阶段入院。致死率与合并症的存在有关。必须使人口认识到疫苗接种、屏障措施和求助于护理的重要性。
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引用次数: 0
Intestinal Parasite Infections among Food Vendors at Awkuzu, Nigeria 尼日利亚Awkuzu食品摊贩的肠道寄生虫感染
Pub Date : 2022-01-12 DOI: 10.9734/ijpr/2022/v9i130215
J. Chikwendu, V. N. Elosiuba, R. E. Ikeh, F. C. Ezeala, U. Ngenegbo, A. Onyido
Intestinal parasites have been known to cause severe symptoms of malnourishment and abdominal pains as well as impairment of physical and mental development especially in children. Poor hygiene among food vendors is a major risk factor for human infections with protozoan cysts, helminth eggs and larvae. This cross-sectional study on intestinal parasites among food vendors in Awkuzu, Oyi Local Government Area of Anambra State was carried out between April and June, 2021. Two hundred consenting males (32%) and females (68%) were studied under age-groups of ≤ 20, 21-30, 31-40, 41-50, and >50 years. Stool sample submitted by each participant was routinely examined in our mobile laboratory using Saline/iodine wet preparation and Formol-ether concentration techniques. Parasites were identified with standard keys. Data obtained were analyzed using the Chi-square test for homogeneity of infection among gender and age groups. Forty-eight (24.0%) of all stool samples were positive for intestinal parasite infections; with overall prevalence of 12.5, 6.0 and 5.5% for helminth, protozoa, and mixed helminth-protozoa infections, respectively. Overall frequency of infection with Ascaris lumbricoides was 42.7%, followed by Strongyloides stercoralis (24%) while Entamoeba histolytica, Taenia spp., Hookworm spp., and Giardia lamblia recorded 10.7, 9.3, 8.0 and 5.3% respectively. Overall gender prevalence revealed that a total of 27 (13.5 %) males were infected and 21 (10.5 %) females were infected, there was no significant difference (p<0.05) between infections in males and in females. Overall age prevalence revealed that more than one-third 18 (9.0 %) of the infections occurred in the ≤ 20 age group, and the least prevalence 2 (1.0%) occurred in the >50 age group. This study has demonstrated intestinal parasite infections among food vendors studied. Irregular deworming and poor hand hygiene among food vendors are potential risks for food-borne diseases transmission to unsuspecting food consumers. Health education and social behavioral change communication on the importance of regular deworming, improved hand hygiene and WASH practices, as well as provision of better waste management infrastructure should be put in place to prevent any outbreak of food-borne diseases in the area.
众所周知,肠道寄生虫会引起严重的营养不良症状和腹痛,并损害身心发育,尤其是儿童。食品摊贩不卫生是人类感染原生动物囊肿、蠕虫卵和幼虫的主要危险因素。这项横断面研究于2021年4月至6月在阿南布拉州Oyi地方政府区Awkuzu对食品摊贩肠道寄生虫进行了研究。在≤20岁、21-30岁、31-40岁、41-50岁和>50岁年龄组中,200名同意的男性(32%)和女性(68%)进行了研究。每个参与者提交的粪便样本在我们的流动实验室使用盐水/碘湿制和甲醚浓度技术进行常规检查。寄生虫用标准钥匙鉴定。获得的数据使用卡方检验来分析性别和年龄组之间感染的同质性。48例(24.0%)粪便标本呈肠道寄生虫感染阳性;寄生虫、原虫和寄生虫-原虫混合感染的总感染率分别为12.5、6.0和5.5%。其中,蚓状蛔虫感染率为42.7%,粪类圆线虫感染率为24%,溶组织内阿米巴、带绦虫、钩虫和兰贾第鞭毛虫感染率分别为10.7%、9.3%、8.0%和5.3%。总体性别患病率显示,共有27名(13.5%)男性感染,21名(10.5%)女性感染,年龄组间差异无统计学意义(p50)。这项研究表明,在研究的食品摊贩中存在肠道寄生虫感染。食品摊贩不定期除虫和手卫生不佳,是将食源性疾病传播给毫无戒心的食品消费者的潜在风险。应就定期驱虫、改善手部卫生和讲卫生习惯以及提供更好的废物管理基础设施的重要性开展健康教育和社会行为改变宣传,以防止该地区爆发食源性疾病。
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引用次数: 0
New Records of an Insect Species from Decomposed Animal Feces that Carry Pathogenic Bacteria on Human 从动物分解粪便中发现一种携带人类致病菌的昆虫新记录
Pub Date : 2022-01-05 DOI: 10.9734/ijpr/2022/v9i130214
Ho Ngoc Nha Yen, Doan Ngoc Phuong Chau, Huynh Hong Phien, Bui Van Tron, Nguyen Van Ngon, Tran Van Be Nam, Nguyen Huu Thuan, Tran Thanh Men
Insects are introduced as the largest group of animals in the animal kingdom. There is always a risk of disease outbreaks from insects that greatly affects people's health. Hundreds of thousands of species have been determined, whereas many others remained unnamed and unidentified. This study was carried out to identify the insect species obtained in Mo Cay Bac district, Ben Tre province, Vietnam, and identify the human pathogenic bacteria that parasitize on this insect. The study results showed that the insect carried Bacillus cereus and Micrococcus luteus, two strains of bacteria capable of causing festering wounds; whereas, the antibiotic Gentamicin (10 µg/mL) was shown to be capable of inhibiting Bacillus cereus and Micrococcus luteus. Based on morphological characteristics and DNA fragment of COII gene, the insect species has been identified as a species belonging to the Scatopsidae family, which belongs to complete metamorphosis. Its life cycle lasts 7-8 days and goes through 4 stages, including egg (1 day), larva (3-4 days), pupa (2-3 days), and adult. This insect species carry the biological characteristics of an entirely new insect species.
昆虫是动物界中最大的一类动物。昆虫疾病爆发的风险一直存在,这极大地影响了人们的健康。成千上万的物种已被确定,而许多其他物种仍未命名和身份不明。本研究对在越南本特省Mo Cay Bac地区获得的昆虫进行了鉴定,并鉴定了寄生在该昆虫上的人类致病菌。研究结果表明,该昆虫携带蜡样芽孢杆菌和黄体微球菌,这两种细菌能够引起伤口溃烂;庆大霉素(10µg/mL)对蜡样芽孢杆菌和黄体微球菌具有抑制作用。根据形态特征和COII基因的DNA片段,鉴定该虫属Scatopsidae科,属完全变态。其生命周期为7-8天,经历卵(1天)、幼虫(3-4天)、蛹(2-3天)和成虫4个阶段。这种昆虫具有一种全新昆虫的生物学特征。
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引用次数: 0
Prevalence of Staphylococcus aureus and Staphylococcus sciuri Isolated from Apparently Healthy and Hospitalized Patients in Ekiti State, Nigeria 尼日利亚埃基蒂州表面健康和住院患者分离的金黄色葡萄球菌和重度金黄色葡萄球菌的流行情况
Pub Date : 2021-12-23 DOI: 10.9734/ijpr/2021/v8i430213
O. Ogunfolakan, Olowe O. A., S. Taiwo, G. O. Daramola, B. T. Bamigboye, A. Egbebi, A. Okunlola, A. Olaniyan
The emergence of microbial resistance to antibiotics on daily basis has become a major global challenge. The increasing prevalence of methicillin resistant Staphylococcus aureus (MRSA) infections among hospitalized and non-hospitalized patients due to emergence of unique community-associated strains has become a great problem in Nigeria in particular and the entire world in general. In this study, a total of four hundred (400) clinical specimens were collected from hospitalized patients at Ekiti State University Teaching Hospital (EKSUTH), Ado-Ekiti and Federal Teaching Hospital (FETHI), Ido-Ekiti and from apparently healthy individuals from both communities. Standard bacteriological procedures were employed to isolate and identify these organisms. Antibiotic susceptibility test was carried out using the modified Kirby Bauer disc diffusion method. Polymerase chain reaction (PCR) assay was used to identify S. aureus nuc gene, as well as mecA and aac resistance genes. Seventy seven (19.3%) S. aureus isolates were phenotypically identified; 43 (21.5%) hospital-associated (23 from EKSUTH and 20 from FETHI) and 34 (17.0%) community-associated (27 from Ado-Ekiti and 7 from Ido-Ekiti communities). No S. sciuri was phenotypically isolated in both locations.  Fifty five (71.4 %) of the 77 S. aureus isolates were nuc gene positive, while 11 (20%) of the 55 isolates were mecA gene positive, implying that they were MRSA. Of the 11 isolates, 6 (19.4%) were hospital-associated MRSA while 5 (20.8 %) were community-associated MRSA. Phenotypic resistance of S. aureus to cefoxitin in the two locations ranged between 77.8 – 100%, but 80% of cefoxitin-resistant nuc gene positive S. aureus lacked mecA gene. S. aureus isolates exhibited high phenotypic resistance to tetracycline, erythromycin and fusidic acid but susceptible to clindamycin and gentamycin. The prevalence of clinical MRSA infection of 20% in this study is relatively high. However, there was 0% prevalence of S. sciuri colonization. Cefoxitin disc test demonstrated low specificity as a phenotypic marker of methicillin resistance.There is need to institute control measures for MRSA infections and colonization in this environment.
微生物对抗生素耐药性的日益出现已成为一项重大的全球性挑战。由于独特的社区相关菌株的出现,住院和非住院患者中耐甲氧西林金黄色葡萄球菌(MRSA)感染的流行率不断上升,这在尼日利亚尤其成为一个大问题,在整个世界也是如此。在这项研究中,共从埃基蒂州立大学教学医院(EKSUTH)、埃基蒂州和埃基蒂州联邦教学医院(FETHI)的住院患者以及来自两个社区的表面健康个体中收集了400份临床标本。采用标准细菌学程序分离和鉴定这些微生物。采用改良Kirby Bauer圆盘扩散法进行药敏试验。采用聚合酶链反应(PCR)技术对金黄色葡萄球菌的nuc基因、mecA和aac耐药基因进行鉴定。表型鉴定出77株金黄色葡萄球菌(19.3%);43例(21.5%)与医院相关(23例来自EKSUTH, 20例来自FETHI), 34例(17.0%)与社区相关(27例来自Ado-Ekiti, 7例来自Ido-Ekiti社区)。两个地点均未分离到S. sciuri。77株金黄色葡萄球菌中nuc基因阳性55株(71.4%),mecA基因阳性11株(20%),提示为MRSA。11株分离株中,6株(19.4%)为医院相关性MRSA, 5株(20.8%)为社区相关性MRSA。两个地点金黄色葡萄球菌对头孢西丁的表型耐药率在77.8 ~ 100%之间,但80%的耐头孢西丁nuc基因阳性金黄色葡萄球菌缺乏mecA基因。金黄色葡萄球菌对四环素、红霉素和夫西地酸表现出较高的表型耐药,但对克林霉素和庆大霉素敏感。本研究中临床MRSA感染的患病率为20%,是比较高的。然而,S. sciuri的定殖率为0%。头孢西丁圆盘试验作为甲氧西林耐药表型标志物的特异性较低。有必要在这种环境中制定控制MRSA感染和定植的措施。
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引用次数: 0
Detection of Extended Spectrum Beta-Lactamase Production in Escherichia coli Isolated from Cattle Faeces in Owo Metropolis 乌沃市牛粪分离大肠埃希菌产β -内酰胺酶的广谱检测
Pub Date : 2021-12-22 DOI: 10.9734/ijpr/2021/v8i430212
O. A. Adeluwoye-Ajayi, F. Thomas, R. R. Awoniyi
Escherichia coli which synthesize extended spectrum beta-lactamases (ESBL) have been implicated in severe human diseases. There is substantial evidence that cattle faeces have a role in developing and spread of multidrug-resistant pathogens, raising public health concerns. The study is aimed at detecting ESBL-producing E. coli associated with cattle faeces within Owo metropolis. Freshly passed faecal samples were taken aseptically from 9 apparently healthy cattle that were about to be slaughtered and placed in correctly labeled sterile capped universal bottles with sterile spatula. Using standardized method, Escherichia coli was isolated on Eosin Methylene Blue Agar. The antibiotic susceptibility of the isolates was evaluated using the Kirby Bauer disc diffusion method, and the expression of ESBL was detected by the double disc synergy test. According to the findings, 25 (55.6%) of the 45 E. coli isolates showed probable production of ESBL during screening and 11 (44.0%) were confirmed to be ESBL producers. The isolates' antibiotic resistance pattern revealed that they were most resistant to gentamicin (81.8%) and least resistant to imipenem (9.1%). As a result, imipenem was the most effective antibiotic against ESBL-producing E. coli isolates. Antibiotypes of ESBL-producing E. coli isolates also showed that 9 (81.8%) of ESBL-positive E. coli isolates were multidrug-resistant. This studies confirmed that E. coli isolated from bovine faeces had high prevalence of antibiotic resistance and revealed that ESBL-producing bacteria are present in cattle and subsequent consumers. This necessitates the implementation of mitigating strategies to limit the transfer of antibiotic-resistant bacteria from animals to humans.
大肠杆菌合成广谱β -内酰胺酶(ESBL)与严重的人类疾病有关。有大量证据表明,牛粪便在耐多药病原体的发展和传播中发挥了作用,引起了公共卫生关注。本研究旨在检测与乌沃市区牛粪便相关的产esbl大肠杆菌。从即将屠宰的9头明显健康的牛身上采集新鲜通过的粪便样本,并用无菌抹刀放置在正确标记的无菌盖通用瓶中。采用标准化方法,在伊红亚甲基蓝琼脂上分离大肠杆菌。采用Kirby Bauer圆盘扩散法检测菌株的药敏,采用双圆盘协同试验检测菌株ESBL的表达。结果显示,45株大肠杆菌中有25株(55.6%)在筛选过程中显示可能产生ESBL, 11株(44.0%)被确认为产生ESBL。菌株对庆大霉素的耐药性最高(81.8%),对亚胺培南的耐药性最低(9.1%)。结果表明,亚胺培南是对抗产esbl大肠杆菌分离株最有效的抗生素。产esbl的大肠杆菌菌株的抗生素类型也显示9株(81.8%)esbl阳性大肠杆菌具有多重耐药。这项研究证实,从牛粪便中分离出的大肠杆菌具有很高的抗生素耐药性,并揭示了产esbl的细菌存在于牛和随后的消费者中。这就需要实施缓解策略,以限制抗生素耐药细菌从动物向人类的转移。
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引用次数: 0
Proximate Composition and Parasitic Contamination of Hibiscus sabdariffa Seed Cake (Roselle Seed Cake): A Soup Condiment Produced by North-Western Community, Nigeria 洛神花籽饼(Roselle籽饼)的近似成分和寄生污染:尼日利亚西北社区生产的一种汤调味品
Pub Date : 2021-12-20 DOI: 10.9734/ijpr/2021/v8i430211
D. Attah, Y. M. Sanyinna, N. T. Isyaku, M. Kele, N. A. Ridwan, B. Emmanuel
Background: Soup condiments are edible food items which are added to dishes, used as thickeners for soup and also as food supplements such as sauce that is added to food to impact specific flavours. They are abundantly produced in Nigeria especially in North-Western part of the country. Aims: The aim of this research was to determine the proximate composition and parasitic contamination of Hibiscus sabdariffa seed cake (Roselle seed cake): a soup condiment produced by North-Western Community, Nigeria. Study Design:  Samples were purchased and collected at random from the markets of different places in the study areas, aseptically placed into polythene bags and labelled correctly. Place and Duration of Study: The study was conducted in Zuru and Sakaba Local Government Areas of Kebbi State, North-Western Nigeria. Methodology: The proximate analysis carried out include: moisture determination, ash determination, determination of crude protein, lipid determination, fibre determination and carbohydrate estimation by difference. The protozoa present in the samples were identified by direct microscopy. Results: The proximate composition of Hibiscus sabdariffa seed cake in the study areas had a very high level of carbohydrate content (52.44±1.03%), followed by the moisture content (15.43±0.10%), lipid content (12.00±0.50%), fibre content (11.16±0.58%), ash content (7.80±0.05%) and crude protein content (1.16±0.13%) which was the lowest. The highest prevalence rate of the identified protozoa was recorded in Entamoeba histolytica 2(50.0%) followed by Giardia lamblia 1(25.0%) in Zuru Local Government Area. No protozoa was seen in Zuru sample 0(0.0%). In Dabai sample, Giardia lamblia was seen 1(25.0%). While in Bedi sample, Entamoeba histolytica 2(50.0%) was seen which was the most prevalent. However, in Sakaba Local Government Area, a total of nine protozoa was seen and all were Entamoeba histolytica. Dirin-Daji sample showed 1(11.1%), Doka 2(22.2%), Dankolo 2(22.2%), Janbirni 1(11.1%), Laraba 1(11.1%) and Makuku 2(22.2%) respectively. Conclusion: It can be concluded that the available carbohydrate and moisture contents were higher than other parameters and the local soup condiments were heavily contaminated with protozoa and Entamoeba histolytica had the highest prevalence which can cause serious food-borne diseases in humans in the study areas. Finally, the need to apply good manufacturing practices in processing the condiments in the study areas and North-Western Nigerian Community as a whole is highly recommended.
背景:汤料是一种可食用的食物,添加到菜肴中,用作汤的增稠剂,也用作食物补充剂,如添加到食物中的酱汁,以影响特定的味道。它们在尼日利亚大量生产,特别是在该国的西北部。目的:本研究的目的是确定芙蓉籽饼(Roselle籽饼)的近似组成和寄生虫污染:一种产自尼日利亚西北社区的汤调味品。研究设计:从研究区域不同地方的市场随机购买和收集样本,无菌放入聚乙烯袋并正确贴上标签。研究地点和时间:研究在尼日利亚西北部凯比州的Zuru和Sakaba地方政府区进行。方法学:进行的近似分析包括:水分测定、灰分测定、粗蛋白质测定、脂质测定、纤维测定和碳水化合物差值法。用直接显微镜对样品中的原生动物进行鉴定。结果:研究区木芙花籽饼的近似成分碳水化合物含量最高(52.44±1.03%),其次是水分(15.43±0.10%)、脂肪(12.00±0.50%)、纤维(11.16±0.58%)、灰分(7.80±0.05%)和粗蛋白质(1.16±0.13%)含量最低。发现的原生动物阳性率最高的是溶组织内阿米巴2型(50.0%),其次是兰氏贾第鞭毛虫1型(25.0%)。Zuru样品0(0.0%)未见原生动物。大白县检出贾第鞭毛虫1只(25.0%)。Bedi标本以溶组织内阿米巴2型(50.0%)最常见。而坂叶区共发现9只原虫,均为溶组织内阿米巴原虫。Dirin-Daji样品分别为1(11.1%)、Doka 2(22.2%)、Dankolo 2(22.2%)、Janbirni 1(11.1%)、Laraba 1(11.1%)和Makuku 2(22.2%)。结论:研究区汤料中有效碳水化合物和水分含量高于其他参数,原生动物污染严重,溶组织内阿米巴患病率最高,可引起严重食源性疾病。最后,强烈建议在研究地区和整个尼日利亚西北社区的调味品加工中应用良好的生产规范。
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引用次数: 0
Prevalence of Hepatitis B Virus (HBV) among Antenatal Clinic Attendees in Karu Local Government Area, Nasarawa State, Nigeria 尼日利亚纳萨拉瓦州卡鲁地方政府区产前门诊患者乙型肝炎病毒(HBV)患病率
Pub Date : 2021-12-14 DOI: 10.9734/ijpr/2021/v8i430209
J. C. Ndubuisi, M. Aisha, C. A. Wariso, D. Ejiofor
The aim of this research was to determine the prevalence of Hepatitis B virus (HBsAg) among antenatal clinic attendees in Massaka, Karu Local Government Area of Nassarawa State, North Central Nigeria. Formal consent was obtained from the State Hospital Board to carry out the survey. The study which involved 200 pregnant women aged 18-45 years randomly selected using a systematic random sampling technique was conducted between the months of May-June was a cross sectional health facility-based study. Structured questionnaire was used to generate data from respondents, after which blood samples aseptically collected were screened for hepatitis B surface antigen. Socio-demographic characteristics as well as some of the factors that influence infection were evaluated. Results obtained from the study revealed a 6.5% prevalence rate of infection in the studied population. Prevalence of infection among the subjects within the age range of 35-45 years was lowest (5.8%). However, while it was 5.2% for the married, it was 6.6% for the unmarried. Prevalence of infection was higher among the category with no formal education. Similarly, prevalence was higher among the rural dwellers (6.8%) than their urban counterparts (5.6%). Factors examined were not statistically significant predisposing to HBV infection. In conclusion, the prevalence of HBsAg among ante-natal clinic attendees in Masaka  was (6.5%) lower than the reported national prevalence (14.1%). Owing the outcome of this study, it is recommended that improved surveillance for HBV infection and screening of women attending ANC be instituted.
本研究的目的是确定乙型肝炎病毒(HBsAg)在尼日利亚中北部纳萨拉瓦州卡鲁地方政府区马萨卡产前诊所的患病率。已获得国家医院委员会的正式同意进行这项调查。该研究采用系统随机抽样技术,在5月至6月期间随机选择200名18-45岁的孕妇进行,是一项基于卫生机构的横断面研究。采用结构化问卷从被调查者中生成数据,然后无菌采集血液样本进行乙型肝炎表面抗原筛选。评估了社会人口特征以及影响感染的一些因素。研究结果显示,受研究人群的感染率为6.5%。35 ~ 45岁人群感染率最低(5.8%)。然而,已婚人士的这一比例为5.2%,而未婚人士的这一比例为6.6%。未接受过正规教育的人群感染率较高。同样,农村居民的患病率(6.8%)高于城市居民(5.6%)。检查的因素对HBV感染的易感性没有统计学意义。综上所述,马萨卡产前就诊人群中HBsAg的患病率(6.5%)低于全国报告的患病率(14.1%)。鉴于这项研究的结果,建议加强对HBV感染的监测,并对参加ANC的妇女进行筛查。
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引用次数: 0
Microbial Quality and Aflatoxin Levels of Bread and Flour Products Vended in Akure Metropolis, Ondo State, Nigeria 尼日利亚翁多州阿库雷市销售的面包和面粉产品的微生物质量和黄曲霉毒素含量
Pub Date : 2021-12-14 DOI: 10.9734/ijpr/2021/v8i430210
A. Onifade, M. Akande
Aim: This study evaluated the microbial quality characteristics of bread and flour-made products vended for human consummation in Akure metropolis. Methods: The sample products including bread, buns, puff puff, meat pie and cake collected from different locations were analysed using standard microbiological methods to enumerate the bacterial and fungal consortia. Macro and micro-morphological identification of the implicated fungi in the food samples were done via standard techniques. The presence and quantity of some aflatoxin types were also investigated using standard techniques. Results: The fungal organisms enumerated include species of Fusarium, Aspergillus, Cladosporium, Mucor, Sacharomyces cerevisiae, Rhizopus and Penicillium. Bacteria consortium implicated in sample products include; Staphylococcus aureus, Bacillus sp., Escherichia coli, Clostridium sp., Pseudomonas aeruginosa and the likes. The levels of aflatoxin B1 and B2 produced were predominantly associated with Aspergillus flavus enumerated from bread products which serve as a rider to the aflatoxin contamination in vended flour products. Conclusion: The toxicity and potency of aflatoxins make them a primary health hazard and as well accountable for losses associated with contamination of processed foods and ready-to-eat foods. It is recommended that bakers should implement the use of heat-treated flour in the production process of ready-to-eat products for human safety.
目的:对阿库尔城区供人食用的面包及面制品的微生物品质特征进行评价。方法:采用标准微生物学方法对不同地点采集的面包、小圆面包、泡芙、肉饼、蛋糕等样品进行细菌和真菌菌落计数。通过标准技术对食品样品中涉及的真菌进行了宏观和微观形态学鉴定。用标准技术测定了几种黄曲霉毒素的存在和含量。结果:列举的真菌包括镰刀菌、曲霉、枝孢菌、毛霉、酿酒sacacharomyces cerevisiae、根霉和青霉菌。样品产品中涉及的细菌联合体包括;金黄色葡萄球菌、芽孢杆菌、大肠杆菌、梭状芽孢杆菌、铜绿假单胞菌等。黄曲霉毒素B1和B2的含量主要与面包制品中的黄曲霉有关,黄曲霉是出售面制品中黄曲霉污染的一个辅助因素。结论:黄曲霉毒素的毒性和效力使其成为主要的健康危害,并对加工食品和即食食品污染造成的损失负责。建议烘焙师在即食食品的生产过程中使用热处理面粉,以保障人体安全。
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引用次数: 0
Delicious to the Last Piece: Why Ectoparasite Prefer Human Skin 美味到最后一块:为什么外寄生虫更喜欢人类的皮肤
Pub Date : 2021-11-27 DOI: 10.9734/ijpr/2021/v8i330206
F. E. Siagian, Esy Maryanti
The interaction of ectoparasite in correlation to its host’s skin is important. The extent of interaction somewhat makes these parasites able to survive in the harsh conditon of the host’s skin. Their existence mostly in the context of gaining their nutrition and perhaps continue its regeneration.  Because these diseases caused by ectoparasite are easility transmitted, widespread, and the state of polyparasitism is often took place in a single vulnerable host, and significant primary and secondary morbidity and or complication occurs, which can worsen the course of the inital disease. This minireview aim to discuss about the interlinkage of some EPSD agents in correlation to its host’s skin, their interaction and what makes these endoparasites able to survive in the skin in the context of gaining their nutrition.
体外寄生虫与宿主皮肤的相互作用是重要的。这种相互作用的程度在某种程度上使这些寄生虫能够在宿主皮肤的恶劣条件下生存。它们的存在主要是为了获得营养,也许是为了继续再生。由于这些由体外寄生虫引起的疾病易传播,分布广泛,且多寄生状态常发生在单一易感宿主身上,并可发生显著的原发性和继发性发病和/或并发症,从而加重原发疾病的病程。本文旨在讨论一些EPSD制剂与其宿主皮肤的相互联系,它们之间的相互作用以及这些内寄生虫在获得营养的情况下能够在皮肤中生存的原因。
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引用次数: 0
Fungal Pathogens Associated with Damping-off Disease of Cashew Seedlings in Nigeria 尼日利亚腰果幼苗萎蔫病相关真菌病原体
Pub Date : 2021-11-08 DOI: 10.9734/ijpr/2021/v8i330205
O. O. Kolawole, C. Iloyanomon, M. O. Ogunlade
Aim: This study was designed to isolate fungal pathogens associated with damping-off of cashew seedlings. Study Design: The cashew seedlings for this study were selected randomly from a number of infected cashew seedlings in the screen house. Methodology: Associated fungal pathogens were grown on potato dextrose agar (PDA) and identified using their characteristics and morphological features observed under the microscope with reference to published identification manuals. Results: The result showed that damping-off of cashew seedling is mostly associated with fungal pathogens such as such as Fusarium spp, Colletotrichum gloeosporioides, Pythium spp., Alternaria sp., Curvularia sp., Aspergillus niger, and Lasiodiplodia theobromae. However, Fusarium spp, and Pythium spp. were predominant and frequently isolated than other pathogens. Conclusion: The knowledge of these pathogens is important for designing strategies to safeguard cashew plant health against diseases in order to ensure sustainable cashew production in Nigeria.
目的:分离与腰果幼苗受潮有关的真菌病原体。研究设计:本研究的腰果幼苗是从筛房中随机抽取的一些感染腰果幼苗中选择的。方法:在马铃薯葡萄糖琼脂(PDA)上培养相关真菌病原体,参照已出版的鉴定手册,利用显微镜下观察到的特征和形态特征进行鉴定。结果:腰果幼苗的枯败主要与真菌病原菌镰刀菌、炭疽菌、霉霉、黑曲霉、可可枯霉等有关。而镰刀菌和皮孢菌是主要病原菌,分离频率高于其他病原菌。结论:了解这些病原菌对制定保护腰果植物健康的策略,以确保尼日利亚腰果的可持续生产具有重要意义。
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引用次数: 0
期刊
International Journal of Pathogen Research
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