Results 21 to 30 of about 49,296 (330)
Acquisition of pneumococci specific effector and regulatory Cd4+ T cells localising within human upper respiratory-tract mucosal lymphoid tissue [PDF]
The upper respiratory tract mucosa is the location for commensal Streptococcus (S.) pneumoniae colonization and therefore represents a major site of contact between host and bacteria.
AD Reynolds +62 more
core +7 more sources
CRYSTALLINE PNEUMOCOCCUS ANTIBODY [PDF]
1. The immune precipitate formed by antipneumococcus horse serum and the specific polysaccharide is not hydrolyzed by trypsin as is the diphtheria toxin-antitoxin complex, and purified pneumococcus antibody cannot be isolated by the method used for the isolation and crystallization of diphtheria antitoxin. 2. Type I pneumococcus antibody,
J H, NORTHROP, W F, GOEBEL
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Insights into pneumococcal pneumonia using lung aspirates and nasopharyngeal swabs collected from pneumonia patients in The Gambia. [PDF]
We investigated the pathogenesis of pneumococcal pneumonia using clinical specimens collected for pneumonia surveillance in The Gambia. Lung aspirates and nasopharyngeal swabs from 31 patients were examined by culture, qPCR, whole genome sequencing ...
Dunne, EM +10 more
core +4 more sources
Understanding the pneumocococcus: transmission and evolution
Streptococcus pneumoniae is part of the normal bacterial flora of the narsopharynx, but is also associated with several invasive and non-invasive diseases.
Eric Sampane Donkor
doaj +1 more source
Mechanisms and impact of genetic recombination in the evolution of Streptococcus pneumoniae
Streptococcus pneumoniae (the pneumococcus) is a highly recombinogenic bacterium responsible for a high burden of human disease globally. Genetic recombination, a process in which exogenous DNA is acquired and incorporated into its genome, is a key ...
Chrispin Chaguza +2 more
doaj +1 more source
Multidimensional Frailty and Vaccinations in Older People: A Cross-Sectional Study
It is known that influenza, herpes zoster, pneumococcal and pertussis infections may increase morbidity and mortality in older people. Vaccinations against these pathogens are effective in older adults.
Nicola Veronese +13 more
doaj +1 more source
Understanding of the microbiology of pneumonia has evolved. The role of pneumococcus has greatly declined. “Atypical” agents cause only a very small proportion of cases. Viruses are prominent.
D. Musher, M. Abers, J. Bartlett
semanticscholar +1 more source
Background Influenza virus is a major cause of respiratory disease worldwide and Streptococcus pneumoniae infection associated with influenza often leads to severe complications.
Tu Wenwei +6 more
doaj +1 more source
PROPERTIES OF NATIVE PROTEIN-CONTAINING ANTIGENS OF STREPTOCOCCUS PNEUMONIAE
Aim. The study of immunochemical and immunobiological properties of native protein-containing antigens of pneumococcus. Materials and methods. The study was carried out on the strains of the Collective Usage Center «Collection of Mechnikov Res. Inst. for
D. S. Vorobyev +5 more
doaj +1 more source
Solutions of the bodies of pneumococci, obtained by dissolving them in dilute solutions of sodium cholate, by permitting them to undergo autolysis, or by first freezing, drying, and then grinding in salt solution, are actively hemolytic for rabbit, sheep, guinea pig, and human red blood corpuscles. The substance on which this hemolytic property depends
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