Results 51 to 60 of about 289,534 (299)

The identification of Streptococcus pneumoniae [PDF]

open access: yes, 2006
ei tietoa saavutettavuudesta unknown ...
Kaijalainen, Tarja
core  

The ability to utilize mucin affects the regulation of virulence gene expression in Streptococcus pneumoniae.

open access: yes, 2008
Streptococcus pneumoniae colonizes the mucin-rich environment of the nasopharynx. As colonization may be the first stage of infection, investigation was carried out as to whether the pneumococcus could utilize mucin as a source of nutrient and whether ...
Manco, Sonia   +4 more
core   +1 more source

Chemoenzymatic Radiosynthesis of a Gluconate Transporter‐Targeted In Vivo Bacterial Sensor From Clinical [18F]FDG

open access: yesAngewandte Chemie, EarlyView.
An efficient radiosynthesis of fluorine‐18 labeled gluconic acid ([18F]FGA) was developed using two readily available materials, 2‐deoxy‐2‐[18F]fluoro‐D‐glucose ([18F]FDG) and glucose oxidase. [18F]FGA is highly specific for bacterial gluconate metabolism mediated by gluconate permease (GntP) and gluconate kinase (GntK), with rapid clearance, low off ...
Sang Hee Lee   +7 more
wiley   +2 more sources

Assessment of current laboratory diagnosis of pneumococcal community-acquired pneumonia

open access: yesФундаментальная и клиническая медицина, 2020
Aim. To investigate the aetiology of community-acquired pneumonia in hospitalised children and to evaluate the accuracy of the methods for its laboratory confirmation. Materials and Methods.
Е. A. Koshkarina   +5 more
doaj   +1 more source

NOD2 Expression in Streptococcus pneumoniae Meningitis and Its Influence on the Blood-Brain Barrier

open access: yesCanadian Journal of Infectious Diseases and Medical Microbiology, 2018
Streptococcus pneumoniae meningitis is one of the most common disorders seen in clinical practice. It is believed that the brain tissue immune injury is caused by the expression of pattern-recognition receptors (PRR) which can further induce the release ...
Ying Wang, Xinjie Liu, Qi Liu
doaj   +1 more source

Lab‐in‐a‐Tube System Integrating Hierarchically Wrinkled Electrodes and DNAzyme‐Functionalized Beads for Diagnosis of Clostridioides difficile Infection

open access: yesAdvanced Materials, EarlyView.
The point‐of‐care diagnosis of Clostridioides difficile infection remains challenging due to reliance on slow culture and amplification‐based methods. A lab‐in‐a‐tube electrochemical biosensor integrating DNAzymes, antifouling magnetic beads, and a hierarchically structured flow cell enables amplification‐ and culture‐free detection directly in stool ...
Survanshu Saxena   +10 more
wiley   +1 more source

3D‐Printed Corneal Substitutes: Materials, Fabrication, and Preclinical Progress

open access: yesAdvanced Materials Technologies, EarlyView.
Successful clinical translation of 3D‐printed corneal substitutes relies on the interplay between the bioink properties, cellular component, and the fabrication process. These factors influence the critical properties of the construct, including optical transparency, mechanical stability, suture retention, that ultimately govern long‐term stromal ...
Shadi Moshayedi   +4 more
wiley   +1 more source

Characterization of novel beta-galactosidase activity that contributes to glycoprotein degradation and virulence in Streptococcus pneumoniae.

open access: yes, 2010
The pneumococcus obtains its energy from the metabolism of host glycosides. Therefore, efficient degradation of host glycoproteins is integral to pneumococcal virulence.
Andrew, Peter W   +4 more
core   +1 more source

Differences in genotype and virulence among four multidrug-resistant Streptococcus pneumoniae isolates belonging to the PMEN1 clone [PDF]

open access: yes, 2011
We report on the comparative genomics and characterization of the virulence phenotypes of four <i>S. pneumoniae</i> strains that belong to the multidrug resistant clone PMEN1 (Spain<sup>23F</sup> ST81).
Longwell Mark J.   +88 more
core   +2 more sources

Raman Spectroscopic Differentiation of Streptococcus pneumoniae From Other Streptococci Using Laboratory Strains and Clinical Isolates

open access: yesFrontiers in Cellular and Infection Microbiology, 2022
Streptococcus pneumoniae, commonly referred to as pneumococci, can cause severe and invasive infections, which are major causes of communicable disease morbidity and mortality in Europe and globally. The differentiation of S.
Marcel Dahms   +13 more
doaj   +1 more source

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