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You searched for: Keyword "molecular epidemiology" Remove constraint Keyword: "molecular epidemiology"
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1. Molecular Epidemiology and Characterization of Theileria in Goats

Author:
Md. Faridul Islam; Pran Gopal Rudra; Shuvo Singha; Tridip Das; Hagos Gebrekidan; Md Bashir Uddin; Mohammed Yousuf Elahi Chowdhury
Source:
Protist 2021 v.172 no.2 pp. 125804
ISSN:
1434-4610
Subject:
molecular epidemiology,   etc   ; Theileria; lymph; microscopy; nose; polymerase chain reaction; protists; theileriosis; tick infestations; Bangladesh; China; Myanmar;     Show all 12 Subjects
Abstract:
... The study was carried out to determine the prevalence and associated risk factors of theileriosis in goats of Chattogram district, Bangladesh. Molecular characterization of circulating Theileria in this area was also undertaken. A total of 400 samples were collected from goats of different breeds, ages and sex with relevant information of rearing and management. The prevalence of theileriosis was ...
DOI:
10.1016/j.protis.2021.125804

2. Molecular Epidemiology of Giardia Infections in the Genomic Era

Author:
Paul Capewell; Sarah Krumrie; Frank Katzer; Claire L. Alexander; William Weir
Source:
Trends in parasitology 2021 v.37 no.2 pp. 142-153
ISSN:
1471-4922
Subject:
molecular epidemiology,   etc   ; Giardia lamblia; cell structures; eukaryotic cells; gastrointestinal parasites; genomics; humans; parasites; parasitology; population; sequence analysis;     Show all 11 Subjects
Abstract:
... Giardia duodenalis is a major gastrointestinal parasite of humans and animals across the globe. It is also of interest from an evolutionary perspective as it possesses many features that are unique among the eukaryotes, including its distinctive binucleate cell structure. While genomic analysis of a small number of isolates has provided valuable insights, efforts to understand the epidemiology of ...
DOI:
10.1016/j.pt.2020.09.013

3. Molecular Epidemiology of Novirhabdoviruses Emerging in Iranian Trout Farms

Author:
Sohrab Ahmadivand; Dušan Palić; Manfred Weidmann
Source:
Viruses 2021 v.13 no.3 pp. -
ISSN:
1999-4915
Subject:
molecular epidemiology,   etc   ; Oncorhynchus mykiss; Viral hemorrhagic septicemia virus; cell culture; fish production; genes; haplotypes; kidneys; necrosis; sequence analysis; trout; viruses; Europe; Iran;     Show all 14 Subjects
Abstract:
... Novirhabdoviruses cause large epizootics and economic losses of farmed trout. In this study, we surveyed Viral hemorrhagic septicemia virus and Infectious hematopoietic and necrosis virus (VHSV and IHNV) through both monitoring and investigation of clinical outbreaks reported by farmers in the regions with major rainbow trout production in Iran from 2015 to 2019. RT-PCR assays of the kidney sample ...
DOI:
10.3390/v13030448

4. Molecular Epidemiology of Enterovirus in Children with Central Nervous System Infections

Author:
Lamprini Posnakoglou; Elizabeth-Barbara Tatsi; Panagiota Chatzichristou; Tania Siahanidou; Christina Kanaka-Gantenbein; Vasiliki Syriopoulou; Athanasios Michos
Source:
Viruses 2021 v.13 no.1 pp. -
ISSN:
1999-4915
Subject:
molecular epidemiology,   etc   ; Enterovirus; central nervous system; cerebrospinal fluid; complications (disease); genotyping; hospitals; males; pharynx; phylogeny; polymerase chain reaction; Greece;     Show all 12 Subjects
Abstract:
... Limited recent molecular epidemiology data are available for pediatric Central Nervous System (CNS) infections in Europe. The aim of this study was to investigate the molecular epidemiology of enterovirus (EV) involved in CNS infections in children. Cerebrospinal fluid (CSF) from children (0–16 years) with suspected meningitis–encephalitis (ME) who were hospitalized in the largest pediatric ...
DOI:
10.3390/v13010100

5. Advances in molecular epidemiology of cryptosporidiosis in dogs and cats

Author:
Jiayu Li; Una Ryan; Yaqiong Guo; Yaoyu Feng; Lihua Xiao
Source:
International journal for parasitology 2021 v.51 no.10 pp. 787-795
ISSN:
0020-7519
Subject:
molecular epidemiology,   etc   ; Cryptosporidium parvum; cats; cryptosporidiosis; dogs; dominant species; humans; parasitology;     Show all 8 Subjects
Abstract:
... The use of molecular tools has led to the identification of several zoonotic Cryptosporidium spp. in dogs and cats. Among them, Cryptosporidium canis and Cryptosporidium felis are dominant species causing canine and feline cryptosporidiosis, respectively. Some Cryptosporidium parvum infections have also been identified in both groups of animals. The identification of C. canis, C. felis and C. parv ...
DOI:
10.1016/j.ijpara.2021.03.002

6. Molecular epidemiology of white spot syndrome virus in the world

Author:
Yong Zeng
Source:
Aquaculture 2021 v.537 pp. 736509
ISSN:
0044-8486
Subject:
molecular epidemiology,   etc   ; White spot syndrome virus; aquaculture; evolution; genotype; China; India; Indian Ocean; Taiwan; Thailand;     Show all 10 Subjects
Abstract:
... After analyzing all the sequence information of ORF75, ORF14/15 and ORF23/24 of WSSV in the GenBank, the evolution of white spot syndrome virus (WSSV) in the world has been revealed. Based on the genotype of ORF14/15 variable region, WSSV has been divided into three groups: isolate originated from Thailand (WSSV-TH-96-II), isolate originated from India (WSSV-IN-07-I), and another Indian isolate (W ...
DOI:
10.1016/j.aquaculture.2021.736509

7. Genetic diversity and molecular epidemiology of Candida albicans from vulvovaginal candidiasis patients

Author:
Ji-yun Tian; Yong-gang Yang; Shi Chen; Yong Teng; Xin-zheng Li
Source:
Infection, genetics, and evolution 2021 v.92 pp. 104893
ISSN:
1567-1348
Subject:
molecular epidemiology,   etc   ; Candida albicans; cluster analysis; databases; diploidy; etiology; evolution; genetic variation; genotype; infection; loss of heterozygosity; multilocus sequence typing; point mutation; relapse; vulvovaginal candidiasis;     Show all 15 Subjects
Abstract:
... Candida albicans (C. albicans) is a common cause of vulvovaginal candidiasis (VVC). In this paper, the genetic diversity and molecular epidemiology of 173C. albicans strains were investigated by multilocus sequence typing (MLST). A total of 52 diploid sequence types (DSTs) were recognized, and 27 (51.9%) of which have not been reported in the MLST database. Genotyping was performed ...
DOI:
10.1016/j.meegid.2021.104893

8. Molecular epidemiology of HBV among HIV infected individuals in Chennai, south India

Author:
S. Panicker; C.P. Girish Kumar; V. Selvaraj; R. Prabu; C. Chandrasekar; A.S. Valan; J. Suria Kumar; K. Raja
Source:
Virus research 2021 v.300 pp. 198439
ISSN:
0168-1702
Subject:
molecular epidemiology,   etc   ; chronic hepatitis B; disease progression; genetic variation; genotyping; hepatoma; mixed infection; mutational analysis; polymerase chain reaction; research; subgenotype; viruses; India;     Show all 13 Subjects
Abstract:
... Hepatitis B is a major co-infection among people with HIV (PWHIV) worldwide. There is a paucity of data on HBV genetic diversity in India, which would be useful for targeted preventive and management interventions. To characterize the distribution of HBV genotypes and sub-genotypes, samples of 180 HIV-HBV co-infected individuals from a study previously conducted to estimate the prevalence of HBV c ...
DOI:
10.1016/j.virusres.2021.198439

9. Molecular epidemiology and genetic evolution of canine parvovirus in East China, during 2018‐2020

Author:
Yanzong Chen; Jingyu Wang; Zhenwei Bi; Yeping Tan; Lixin Lv; Hang Zhao; Xingxia Xia; Yumei Zhu; Yongshan Wang; Jing Qian
Source:
Infection, genetics, and evolution 2021 v.90 pp. 104780
ISSN:
1567-1348
Subject:
molecular epidemiology,   etc   ; Carnivore protoparvovirus 1; amino acid sequences; dogs; genes; genetic variation; infection; morbidity; mortality; nucleotide sequences; phylogeny; China;     Show all 12 Subjects
Abstract:
... related to Asian CPV-2c strains. The results showed that these Asian CPV-2c strains had become the dominant strain, which renewed the knowledge of CPV-2 molecular epidemiology in East China. ...
DOI:
10.1016/j.meegid.2021.104780

10. Molecular epidemiology of Theileria annulata infection of cattle in Layyah District, Pakistan

Author:
Asia Parveen; Sehrish Ashraf; Munir Aktas; Sezayi Ozubek; Furhan Iqbal
Source:
Experimental & applied acarology 2021 v.83 no.3 pp. 461-473
ISSN:
0168-8162
Subject:
molecular epidemiology,   etc   ; Haemaphysalis punctata; Holstein; Hyalomma anatolicum; Rhipicephalus microplus; Sahiwal; Theileria annulata; acarology; autumn; blood platelet count; cattle; cattle industry; crossbreds; cytochrome b; erythrocytes; genes; hemoglobin; monocytes; phylogeny; spring; summer; theileriosis; winter; China; India; Iran; Pakistan; Spain;     Show all 28 Subjects
Abstract:
... Theileria annulata is the cause of tropical theileriosis in cattle in Pakistan, where it has a significant impact on the cattle industry. Here we report the molecular detection and seasonal prevalence and blood parameters of T. annulata infection in crossbred, Holstein Frisian and Sahiwal breed in Layyah District in the Punjab. In total, 844 blood samples (cross = 244, Holstein Frisian = 300, Sahi ...
DOI:
10.1007/s10493-021-00595-6

11. Dynamic Molecular Epidemiology Reveals Lineage-Associated Single-Nucleotide Variants That Alter RNA Structure in Chikungunya Virus

Author:
Thomas Spicher; Markus Delitz; Adriano de Bernardi Schneider; Michael T. Wolfinger
Source:
Genes 2021 v.12 no.2 pp. -
ISSN:
2073-4425
Subject:
molecular epidemiology,   etc   ; Chikungunya virus; Internet; RNA; data collection; humans; monophyly; pathogens; Africa; Asia;     Show all 10 Subjects
Abstract:
... that generated novel geographic-based lineages. Building on a recently updated phylogeny of CHIKV, we report here the availability of an interactive CHIKV phylodynamics dataset, which is based on more than 900 publicly available CHIKV genomes. We provide an interactive view of CHIKV molecular epidemiology built on Nextstrain, a web-based visualization framework for real-time tracking of pathogen evolution ...
DOI:
10.3390/genes12020239

12. Molecular epidemiology of GII noroviruses in outpatients with acute gastroenteritis in Shandong Province, China

Author:
Chengxi Sun; Yingjie Zhao; Gang Wang; Deyu Huang; Hong He; Lintao Sai
Source:
Archives of virology 2021 v.166 no.2 pp. 375-387
ISSN:
0304-8608
Subject:
molecular epidemiology,   etc   ; Norovirus; computer software; evolution; gastroenteritis; genotype; virology; viruses; China;     Show all 9 Subjects
Abstract:
... Noroviruses have been recognized as the most important causative agents of acute gastroenteritis. The present study was carried out to investigate the molecular epidemiological features of genotype II (GII) norovirus in outpatients with acute gastroenteritis in Shandong province in China from July 2017 to June 2018. In total, 151 (10.30%) samples were positive for NoV GII strains by RT-PCR. Eight ...
DOI:
10.1007/s00705-020-04883-1

13. Molecular epidemiology of Giardia spp. in northern Vietnam: Potential transmission between animals and humans

Author:
Hanako Iwashita; Tetsuhiro Sugamoto; Taichiro Takemura; Asako Tokizawa; Thiem Dinh Vu; Tuan Hai Nguyen; Tho Duc Pham; Na Ly Tran; Hang Thi Doan; Anh Hong Quynh Pham; Tetsu Yamashiro
Source:
Parasite epidemiology and control 2021 v.12 pp. e00193
ISSN:
2405-6731
Subject:
molecular epidemiology,   etc   ; DNA; Giardia; beef cattle; buffaloes; case studies; cohort studies; diarrhea; feces; fluorescence microscopes; fluorescent antibody technique; genetic variation; giardiasis; humans; parasites; polymerase chain reaction; villages; zoonoses; Vietnam;     Show all 19 Subjects
Abstract:
... Giardia spp. is detected frequently in humans and animals. Although many studies have been conducted on the epidemiology of giardiasis, there is a scarcity of information on the genetic diversity and the dynamics of transmission of Giardia spp. in Vietnam. The zoonotic potential of Giardia spp. remains elusive. The objective of this study was to determine the genetic diversity of Giardia spp. in b ...
DOI:
10.1016/j.parepi.2020.e00193

14. Molecular epidemiology of Cryptosporidium spp. in an agricultural area of northern Vietnam: A community survey

Author:
Hanako Iwashita; Taichiro Takemura; Asako Tokizawa; Tetsuhiro Sugamoto; Vu Dinh Thiem; Tuan Hai Nguyen; Tho Duc Pham; Anh Hong Quynh Pham; Hang Thi Doan; Na Ly Tran; Tetsu Yamashiro
Source:
Parasitology international 2021 v.83 pp. 102341
ISSN:
1383-5769
Subject:
molecular epidemiology,   etc   ; DNA; diarrhea; dogs; feces; fluorescence microscopes; fluorescent antibody technique; genes; humans; parasitology; pollution; surveys; swine; Vietnam;     Show all 14 Subjects
Abstract:
... The purpose of this study was to investigate the occurrence of Cryptosporidium infection and the potential for transmission of Cryptosporidium spp. between animals and humans in northern Vietnam. A total of 2715 samples (2120 human diarrheal samples, 471 human non-diarrheal samples, and 124 animal stool samples) were collected through our community survey in an agricultural area. All samples were ...
DOI:
10.1016/j.parint.2021.102341

15. Molecular epidemiology, antifungal susceptibility and virulence factors of Candida glabrata complex strains in Kayseri/Turkey

Author:
Özge Kaan; A. Nedret Koç; Mustafa Altay Atalay; Fatma Mutlu Sarigüzel
Source:
Microbial pathogenesis 2021 v.154 pp. 104870
ISSN:
0882-4010
Subject:
molecular epidemiology,   etc   ; Candida glabrata; biofilm; enzyme activity; fluconazole; hospitals; itraconazole; pathogenesis; phenotype; phospholipases; phylogeny; proteinases; sequence analysis; virulence;     Show all 14 Subjects
Abstract:
... Candida nivariensis and Candida bracarensis are included in Candida glabrata complex, which are usually misidentified as C. glabrata based on phenotypic identification methods. It was aimed to identify C. glabrata complex isolated from various clinical samples in Kayseri/Turkey to the species level and to determine antifungal susceptibilities, virulence factors, and molecular epidemiology.Eighty t ...
DOI:
10.1016/j.micpath.2021.104870

16. Molecular epidemiology of anaplasmosis in small ruminants along a human-livestock-wildlife interface in Uganda

Author:
Keneth Iceland Kasozi; Susan Christina Welburn; Gaber El-Saber Batiha; Najat Marraiki; David Paul Nalumenya; Monica Namayanja; Kevin Matama; Kelly Katenta Zalwango; Wycliff Matovu; Gerald Zirintunda; Justine Ekou; Stellamaris Kembabazi; Claire Mack Mugasa; Annah Kitibwa; Dickson Stuart Tayebwa; Simon Peter Musinguzi; Michael Mahero; Ibrahim Ssengendo; Anne Nanteza; Enock Matovu; Ewan Thomas MacLeod
Source:
Heliyon 2021 v.7 no.1 pp. e05688
ISSN:
2405-8440
Subject:
molecular epidemiology,   etc   ; Anaplasma ovis; anaplasmosis; edge effects; environmental health; goats; issues and policy; livestock productivity; risk; sheep; Uganda;     Show all 11 Subjects
Abstract:
... Information as regards the epidemiology of the Anaplasmataceae in small ruminants in several low- and middle-income countries is scarce.In this study a total of 712 DNA samples collected from small ruminants were analyzed for Anaplasmataceae and Anaplasma ovis using the 16S rRNA and MSP4 genes respectively. Infection risk was assessed by location, sex and age of the animals and qGIS® was used to c ...
DOI:
10.1016/j.heliyon.2020.e05688

17. Molecular Epidemiology Surveillance of SARS-CoV-2: Mutations and Genetic Diversity One Year after Emerging

Author:
Alejandro Flores-Alanis; Armando Cruz-Rangel; Flor Rodríguez-Gómez; James González; Carlos Alberto Torres-Guerrero; Gabriela Delgado; Alejandro Cravioto; Rosario Morales-Espinosa
Source:
Pathogens 2021 v.10 no.2 pp. -
ISSN:
2076-0817
Subject:
molecular epidemiology,   etc   ; Severe acute respiratory syndrome coronavirus 2; disease severity; genetic variation; genome; monitoring; pandemic; viruses; China; Europe; Pacific Ocean Islands;     Show all 11 Subjects
Abstract:
... In December 2019, the first cases of the novel severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) were identified in the city of Wuhan, China. Since then, it has spread worldwide with new mutations being reported. The aim of the present study was to monitor the changes in genetic diversity and track non-synonymous substitutions (dN) that could be implicated in the fitness of SARS-CoV-2 a ...
DOI:
10.3390/pathogens10020184

18. Genetic diversity and molecular epidemiology of outbreaks of Klebsiella pneumoniae mastitis on two large Chinese dairy farms

Author:
Jia Cheng; Man Zhou; Diego B. Nobrega; Herman W. Barkema; Siyu Xu; Mengyue Li; John P. Kastelic; Yuxiang Shi; Bo Han; Jian Gao
Source:
Journal of dairy science 2021 v.104 no.1 pp. 762-775
ISSN:
0022-0302
Subject:
molecular epidemiology,   etc   ; Klebsiella pneumoniae; farms; feces; genetic variation; milk; pathogens; polymerase chain reaction; sawdust; udders;     Show all 10 Subjects
Abstract:
... Klebsiella pneumoniae is an opportunistic and environmental mastitis-causing pathogen, with potential for contagious transmission. Repetitive element sequence-based PCR was used to determine genetic diversity and explore potential transmission and reservoirs for mastitis caused by K. pneumoniae on 2 large Chinese dairy farms. A total of 1,354 samples was collected from the 2 dairy farms, including ...
DOI:
10.3168/jds.2020-19325

19. Detection and molecular epidemiology of canine parvovirus type 2 (CPV-2) circulating in Jilin Province, Northeast China

Author:
Haoyan Jiang; Yue Yu; Rui Yang; Shubo Zhang; Dan Wang; Yanlong Jiang; Wentao Yang; Haibin Huang; Chunwei Shi; Liping Ye; Guilian Yang; Jianzhong Wang; Chunfeng Wang
Source:
Comparative immunology, microbiology, and infectious diseases 2021 v.74 pp. 101602
ISSN:
0147-9571
Subject:
molecular epidemiology,   etc   ; Carnivore protoparvovirus 1; epidemiological studies; hemorrhagic enteritis; immunology; intestines; microbiology; mutation; myocarditis; phylogeny; vaccines; China;     Show all 12 Subjects
Abstract:
... Canine parvovirus (CPV) is highly contagious and can cause haemorrhagic enteritis and myocarditis in dogs. To understand the current epidemic situation of CPV in Jilin Province, China, a total of 44 fecal or intestinal tissue samples of pet dogs suspected of being infected with CPV from February 2018 to November 2019 in Changchun and Liaoyuan City, Jilin Province were collected.All of the 44 colle ...
DOI:
10.1016/j.cimid.2020.101602

20. Molecular epidemiology, antimicrobial activity, and virulence gene clustering of Streptococcus agalactiae isolated from dairy cattle with mastitis in China

Author:
Lishan Lin; Xiaojun Huang; Hongfei Yang; Yixuan He; Xuefeng He; Jinhu Huang; Siyan Li; Xiaoliang Wang; Shu Tang; Guangjin Liu; Zihao Pan
Source:
Journal of dairy science 2021 v.104 no.4 pp. 4893-4903
ISSN:
0022-0302
Subject:
molecular epidemiology,   etc   ; Streptococcus agalactiae; antibiotic resistance; antimicrobial properties; bovine mastitis; clindamycin; dairy cattle; doxycycline; genes; glycopeptides; humans; milk; multilocus sequence typing; pathogens; virulence; China;     Show all 16 Subjects
Abstract:
... provides a profile for the molecular epidemiology, multilocus sequence typing, antimicrobial resistance, and virulence gene clustering of S. agalactiae, and may be beneficial for the clinical monitoring, prevention, and control of mastitis in dairy cattle. ...
DOI:
10.3168/jds.2020-19139