Nonencapsulated Streptococcus pneumoniae: emergence and pathogenesis

LE Keller, DA Robinson, LS McDaniel - MBio, 2016 - Am Soc Microbiol
While significant protection from pneumococcal disease has been achieved by the use of
polysaccharide and polysaccharide-protein conjugate vaccines, capsule-independent …

Streptococcus pneumoniae and Its Virulence Factors H2O2 and Pneumolysin Are Potent Mediators of the Acute Chest Syndrome in Sickle Cell Disease

J Gonzales, T Chakraborty, M Romero, MA Mraheil… - Toxins, 2021 - mdpi.com
Sickle cell disease (SCD) is one of the most common autosomal recessive disorders in the
world. Due to functional asplenia, a dysfunctional antibody response, antibiotic drug …

Streptococcus pneumoniae disrupts pulmonary immune defence via elastase release following pneumolysin-dependent neutrophil lysis

H Domon, M Oda, T Maekawa, K Nagai, W Takeda… - Scientific reports, 2016 - nature.com
Streptococcus pneumoniae is a leading cause of bacterial pneumonia and is the principal
cause of morbidity and mortality worldwide. Previous studies suggested that excessive …

Nasopharyngeal microbiota in children with invasive pneumococcal disease: identification of bacteria with potential disease-promoting and protective effects

A Camelo-Castillo, D Henares, P Brotons… - Frontiers in …, 2019 - frontiersin.org
Background and Aims: The risk of suffering from some infectious diseases can be related to
specific microbiota profiles. Specifically, the nasopharyngeal microbiota could play a role as …

Genetic characterization of tetracycline-resistant Staphylococcus aureus with reduced vancomycin susceptibility using whole-genome sequencing

YH Kim, J Park, HS Chung - Archives of Microbiology, 2024 - Springer
This study aimed to analyze the genetic characteristics of Staphylococcus aureus with
reduced vancomycin susceptibility (RVS-SA). Whole-genome sequencing was performed on …

Surface Proteins and Pneumolysin of Encapsulated and Nonencapsulated Streptococcus pneumoniae Mediate Virulence in a Chinchilla Model of Otitis Media

LE Keller, JL Bradshaw, H Pipkins… - Frontiers in cellular and …, 2016 - frontiersin.org
Streptococcus pneumoniae infections result in a range of human diseases and are
responsible for almost one million deaths annually. Pneumococcal disease is mediated in …

Diversity of β‐hemolysins produced by the human opportunistic streptococci

A Tabata, H Nagamune - Microbiology and Immunology, 2021 - Wiley Online Library
The genus Streptococcus infects a broad range of hosts, including humans. Some species,
such as S. pyogenes, S. agalactiae, S. pneumoniae, and S. mutans, are recognized as the …

In silico assessment of virulence factors in strains of Streptococcus oralis and Streptococcus mitis isolated from patients with Infective Endocarditis

LH Rasmussen, K Højholt, R Dargis… - Journal of medical …, 2017 - microbiologyresearch.org
Purpose. Streptococcus oralis and Streptococcus mitis belong to the Mitis group, which are
mostly commensals in the human oral cavity. Even though S. oralis and S. mitis are oral …

Lysogeny in Streptococcus pneumoniae

G Garriss, B Henriques-Normark - Microorganisms, 2020 - mdpi.com
Bacterial viruses, or bacteriophages, are major contributors to the evolution, pathogenesis
and overall biology of their host bacteria. During their life cycle, temperate bacteriophages …

Streptococcus pneumoniae: a Plethora of Temperate Bacteriophages With a Role in Host Genome Rearrangement

AJ Martín-Galiano, E García - Frontiers in Cellular and Infection …, 2021 - frontiersin.org
Bacteriophages (phages) are viruses that infect bacteria. They are the most abundant
biological entity on Earth (current estimates suggest there to be perhaps 1031 particles) and …