Results 21 to 30 of about 67,209 (213)

Characterization of vaccine antigens of meningococcal serogroup W isolates from Ghana and Burkina Faso from 2003 to 2009 [PDF]

open access: yes, 2014
Neisseria meningitidis is a major cause of bacterial meningitis and a considerable health problem in the 25 countries of the 'African Meningitis Belt' that extends from Senegal in West Africa to Ethiopia in the East.
Calman MacLennan   +11 more
core   +1 more source

Prevalence of human leptospirosis in the Americas: a systematic review and meta-analysis

open access: yesRevista Panamericana de Salud Pública, 2023
Objective. To describe the prevalence of leptospirosis in the Americas. Methods. A systematic review and meta-analysis, in the period 1930 to 2017, performed on a search of six platforms: PubMed, Web of Science, Scopus, Lilacs, Embase, and Cochrane ...
Ericka Souza Browne   +5 more
doaj   +1 more source

Prevalence of antimicrobial-resistant Escherichia coli from raw vegetables in Lebanon

open access: yesJournal of Infection in Developing Countries, 2016
Introduction: Fresh produce has been implicated in a number of documented outbreaks of foodborne illness caused by bacteria, viruses, and parasites. Shiga toxin-producing Escherichia coli (STEC) have been detected on vegetables, raising concerns about ...
Dima Faour-Klingbeil   +3 more
doaj   +1 more source

Meningococcal genetic variation mechanisms viewed through comparative analysis of Serogroup C Strain FAM18 [PDF]

open access: yes, 2007
Copyright @ 2007 Public Library of ScienceThe bacterium Neisseria meningitidis is commonly found harmlessly colonising the mucosal surfaces of the human nasopharynx.
Parkhill Julian   +105 more
core   +2 more sources

Whole Genome Sequencing Analysis of African Orthobunyavirus Isolates Reveals Naturally Interspecies Segments Recombinations between Bunyamwera and Ngari Viruses

open access: yesViruses, 2023
Bunyamwera virus is the prototype of the Bunyamwera serogroup, which belongs to the order Bunyavirales of the Orthobunyavirus genus in the Peribunyaviridae family. Bunyamwera is a negative-sense RNA virus composed of three segments S, M, and L.
Moufid Mhamadi   +11 more
doaj   +1 more source

Cholera Vibrios non-O1/non-O139 Isolated in the Process of Epidemiological Monitoring over Rostov-on-Don Water Basins and Drain Sewage System within the Period of 2009–2011

open access: yesПроблемы особо опасных инфекций, 2013
Studied have been biological properties of cholera vibrios non-O1/non-O139 circulating in the Rostov-on-Don surface waters and drain sewage system within the period of 2009–2011.
L. V. Grigorenko   +6 more
doaj   +1 more source

Sequence analysis of the small (s) RNA segment of viruses in the genus Orthobunyavirus [PDF]

open access: yes, 2008
Viruses in the genus Orthobunyavirus (family Bunyaviridae) are classified serologically into 18 serogroups. The viruses have a tripartite genome of negative sense RNA composed of large (L), medium (M) and small (S) segments.
Mohamed, Maizan
core   +2 more sources

Application of PCR-based serogrouping of selected Salmonella serotypes in Malaysia

open access: yesJournal of Infection in Developing Countries, 2009
Background: Differentiation of Salmonella enterica into its serogroups is important for epidemiological study. The objective of the study was to apply a multiplex PCR targeting serogroups A, B, C1, D, E and Vi-positive strains of Salmonella enterica ...
Bee Kim Lim, Kwai Lin Thong
doaj   +1 more source

Genomic comparison of serogroups O159 and O170 with other Vibrio cholerae serogroups

open access: yesBMC Genomics, 2019
Of the hundreds of Vibrio cholerae serogroups, O1 and O139 are the main epidemic-causing ones. Although non-O1/non-O139 serogroups rarely cause epidemics, the possibility exists for strains within them to have pathogenic potential.We selected 25 representative strains within 16 V.
Zhenpeng Li   +8 more
openaire   +3 more sources

Sequence of Pilin from Bacteroides nodosus 351 (Serogroup H) and Implications for Serogroup Classification [PDF]

open access: yesMicrobiology, 1989
The nucleotide sequence of the pilin gene from Bacteroides nodosus strain 351, currently classified as serogroup H, subgroup 2 (H2) has been determined. The gene encodes a single polypeptide (prepilin) of 160 amino acids and Mr 17,150. However, pilin isolated from B.
P A, Hoyne   +3 more
openaire   +2 more sources

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