Results 1 to 10 of about 241,652 (335)

Genome analysis of a highly virulent serotype 1 strain of streptococcus pneumoniae from West Africa [PDF]

open access: yes, 2012
Streptococcus pneumoniae is a leading cause of pneumonia, meningitis, and bacteremia, estimated to cause 2 million deaths annually. The majority of pneumococcal mortality occurs in developing countries, with serotype 1 a leading cause in these areas.
Chinelo Ebruke   +8 more
core   +31 more sources

Analysis of genome and virulence characteristics of seven invasive non-typhoidal Salmonella (iNTS)

open access: yesZhongguo shipin weisheng zazhi, 2021
ObjectiveTo investigate the genomic and virulence characteristics of seven invasive non-typhoidal Salmonella (iNTS) isolates.MethodsBased on the collection of seven iNTS strains, whole genome sequencing were performed.
HU Yujie   +6 more
doaj   +1 more source

Salmonella serotyping and molecular typing in meat products in Yibin city of Sichuan Province from 2015 to 2020

open access: yesZhongguo shipin weisheng zazhi, 2023
ObjectiveTo analyze the influencing factors of Salmonella contamination, the serotype distribution and molecular typing of Salmonella isolates in meat products in Yibin city were studied.MethodsA total of 29 Salmonella strains isolated from commercial ...
LIU Xinling   +7 more
doaj   +1 more source

Increased pathogenicity of pneumococcal serotype 1 is driven by rapid autolysis and release of pneumolysin [PDF]

open access: yes, 2020
Streptococcus pneumoniae serotype 1 is the predominant cause of invasive pneumococcal disease in sub-Saharan Africa, but the mechanism behind its increased invasiveness is not well understood.
Baltazar, Murielle   +11 more
core   +3 more sources

Carriage Dynamics of Pneumococcal Serotypes in Naturally Colonized Infants in a Rural African Setting During the First Year of Life

open access: yesFrontiers in Pediatrics, 2021
Streptococcus pneumoniae (the pneumococcus) carriage precedes invasive disease and influences population-wide strain dynamics, but limited data exist on temporal carriage patterns of serotypes due to the prohibitive costs of longitudinal studies.
Chrispin Chaguza   +24 more
doaj   +1 more source

Characteristics of Salmonella From Chinese Native Chicken Breeds Fed on Conventional or Antibiotic-Free Diets

open access: yesFrontiers in Veterinary Science, 2021
Salmonella is a common food-borne Gram-negative pathogen with multiple serotypes. Pullorum disease, caused by Salmonella Pullorum, seriously threatens the poultry industry.
Lulu Cui   +7 more
doaj   +1 more source

Variation in the nuclear effects of infection by different human rhinovirus serotypes.

open access: yesFrontiers in Microbiology, 2015
Human rhinovirus (HRV) is a positive sense RNA virus, which, despite replicating in the cytoplasm, has a significant impact on nuclear transport and nuclear localisation of host proteins.
Erin Joanne Walker   +3 more
doaj   +1 more source

Effects of Pneumococcal Conjugate Vaccine on Genotypic Penicillin Resistance and Serotype Changes, Japan, 2010–2017

open access: yesEmerging Infectious Diseases, 2018
To clarify year-to-year changes in capsular serotypes, resistance genotypes, and multilocus sequence types of Streptococcus pneumoniae, we compared isolates collected from patients with invasive pneumococcal disease before and after introductions of 7 ...
Kimiko Ubukata   +8 more
doaj   +1 more source

Invasive Group B Streptococcal Infection in Infants, Malawi

open access: yesEmerging Infectious Diseases, 2007
Group B streptococci (GBS) are a recently identified cause of neonatal sepsis in Malawi. In Queen Elizabeth Central Hospital, Blantyre, Malawi, during May 2004–June 2005, GBS were isolated from routine blood and cerebrospinal fluid cultures from 57 ...
Katherine J. Gray   +4 more
doaj   +1 more source

Cattle develop neutralizing antibodies to rotavirus serotypes which could not be isolated from faeces of symptomatic calves [PDF]

open access: yes, 1991
Neutralizing antibodies against 10 serotypes of rotavirus were measured in sera from different age groups of German cattle. Only five of 143 sera did not neutralize heterologous serotypes.
Büssow, Harald   +4 more
core   +1 more source

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