Results 181 to 190 of about 12,773,381 (399)

A Coupled Two-Tier Mathematical Transmission Model to Explore Virulence Evolution in Vector-Borne Diseases [PDF]

open access: yesarXiv
The emergence or adaptation of pathogens may lead to epidemics, highlighting the need for a thorough understanding of pathogen evolution. The tradeoff hypothesis suggests that virulence evolves to reach an optimal transmission intensity relative to the mortality caused by the disease.
arxiv  

One Style Does Not Regulate All: Moderation Practices in Public and Private WhatsApp Groups [PDF]

open access: yes
WhatsApp is the largest social media platform in the Global South and is a virulent force in global misinformation and political propaganda. Due to end-to-end encryption WhatsApp can barely review any content and mostly rely on volunteer moderation by group admins.
arxiv   +1 more source

Streptococcus pyogenes: A versatile human pathogen [PDF]

open access: yes, 2008
Streptococcus pyogenes is one of the most medically relevant genera of Gram positive bacteria. S. pyogenes belongs to Group A streptococcus (GAS), the most pathogenic streptococci. S. pyogenes is exclusively a human pathogen that is known for its ability
Cevallos, Maria E.
core   +1 more source

The well-coordinated linkage between acidogenicity and aciduricity via insoluble glucans on the surface of Streptococcus mutans. [PDF]

open access: yes, 2015
Streptococcus mutans is considered the principal cariogenic bacterium for dental caries. Despite the recognition of their importance for cariogenesis, the possible coordination among S.
Guo, Lihong   +4 more
core   +1 more source

Modeling Corporate Epidemiology [PDF]

open access: yesarXiv, 2010
Corporate responses to illness is currently an ad-hoc, subjective process that has little basis in data on how disease actually spreads at the workplace. Additionally, many studies have shown that productivity is not an individual factor but a social one: in any study on epidemic responses this social factor has to be taken into account. The barrier to
arxiv  

Candida species detection in patients with chronic periodontitis: A systematic review and meta‐analysis

open access: yesClinical and Experimental Dental Research, Volume 8, Issue 6, Page 1354-1375, December 2022., 2022
Abstract Objectives To assess the Candida species occurrence rate and concentration in periodontal pockets in chronic periodontitis (CP) by meta‐analysis. Materials and Methods A search was performed of articles published between January 1, 2010, and October 1, 2020, in English and in Russian, in the electronic databases MEDLINE‐PubMed, Google Scholar,
Ekaterina Slazhneva   +5 more
wiley   +1 more source

Expression of Staphylococcus aureus Virulence Factors in Atopic Dermatitis

open access: yesJID Innovations, 2022
Atopic dermatitis (AD) is a skin inflammatory disease in which the opportunistic pathogen Staphylococcus aureus is prevalent and abundant. S. aureus harbors several secreted virulence factors that have well-studied functions in infection models, but it ...
Si En Poh   +7 more
doaj  

UPDATE ON VIRULENCE FACTORS IN MYCOBACTERIA

open access: yesИнфекция и иммунитет, 2018
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R. Brosch
doaj   +1 more source

Will the swine strain crowd out the seasonal influenza strain? [PDF]

open access: yesarXiv, 2010
We use spatial and non spatial models to argue that competition alone may explain why two influenza strains do not usually coexist. The more virulent strain is likely to crowd out the less virulent one. This can be seen as a consequence of the Exclusion Principle of Ecology. We exhibit, however, a spatial model for which coexistence is possible.
arxiv  

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