Genetics, structure, and function of group A streptococcal pili

M Nakata, B Kreikemeyer - Frontiers in Microbiology, 2021 - frontiersin.org
Streptococcus pyogenes (Group A Streptococcus; GAS) is an exclusively human pathogen.
This bacterial species is responsible for a large variety of infections, ranging from purulent …

General stress signaling in the Alphaproteobacteria

A Fiebig, J Herrou, J Willett… - Annual review of genetics, 2015 - annualreviews.org
The Alphaproteobacteria uniquely integrate features of two-component signal transduction
and alternative σ factor regulation to control transcription of genes that ensure growth and …

[HTML][HTML] Streptococcus pyogenes upregulates arginine catabolism to exert its pathogenesis on the skin surface

Y Hirose, M Yamaguchi, T Sumitomo, M Nakata… - Cell reports, 2021 - cell.com
The arginine deiminase (ADI) pathway has been found in many kinds of bacteria and
functions to supplement energy production and provide protection against acid stress. The …

CovS inactivation reduces CovR promoter binding at diverse virulence factor encoding genes in group A Streptococcus

N Horstmann, KS Myers, CN Tran, AR Flores… - PLoS …, 2022 - journals.plos.org
The c ontrol ofv irulence gene r egulator (CovR), also called c aspsule s ynthesis r egulator
(CsrR), is critical to how the major human pathogen group A Streptococcus fine-tunes …

Phosphatase activity of the control of virulence sensor kinase CovS is critical for the pathogenesis of group A streptococcus

N Horstmann, CN Tran, C Brumlow, S DebRoy… - PLoS …, 2018 - journals.plos.org
The control of virulence regulator/sensor kinase (CovRS) two-component system is critical to
the infectivity of group A streptococcus (GAS), and CovRS inactivating mutations are …

Glucose levels alter the Mga virulence regulon in the group A Streptococcus

KM Valdes, GS Sundar, AT Belew, E Islam… - Scientific Reports, 2018 - nature.com
Many bacterial pathogens coordinately regulate genes encoding important metabolic
pathways during disease progression, including the phosphoenolpyruvate (PEP) …

Identification of group A Streptococcus genes directly regulated by CsrRS and novel intermediate regulators

MB Finn, KM Ramsey, SL Dove, MR Wessels - Mbio, 2021 - Am Soc Microbiol
Adaptation of group A Streptococcus (GAS) to its human host is mediated by two-component
systems that transduce external stimuli to regulate bacterial physiology. Among such …

Regulatory rewiring confers serotype‐specific hyper‐virulence in the human pathogen group A Streptococcus

EW Miller, JL Danger, AB Ramalinga… - Molecular …, 2015 - Wiley Online Library
Phenotypic heterogeneity is commonly observed between isolates of a given pathogen.
Epidemiological analyses have identified that some serotypes of the group AS treptococcus …

The Bacterial Markers of Identification of Invasive CovR/CovS-Inactivated Group A Streptococcus

YA Shi, TC Chen, YW Chen, YS Liu… - Microbiology …, 2022 - Am Soc Microbiol
Necrotizing fasciitis is a severe infectious disease that results in significant mortality.
Streptococcus pyogenes (group A Streptococcus, GAS) is one of the most common bacterial …

A novel CovS variant harbored by a colonization strain reduces Streptococcus pyogenes virulence

C Plainvert, I Rosinski-Chupin, A Weckel… - Journal of …, 2023 - Am Soc Microbiol
Streptococcus pyogenes, also known as group A Streptococcus, causes a wide variety of
diseases ranging from mild noninvasive to severe invasive infections. To identify possible …