Molecular and Structural Analysis of the Helicobacter pylori cag Type IV Secretion System Core Complex

AE Frick-Cheng, TM Pyburn, BJ Voss, WH McDonald… - MBio, 2016 - Am Soc Microbiol
Bacterial type IV secretion systems (T4SSs) can function to export or import DNA, and can
deliver effector proteins into a wide range of target cells. Relatively little is known about the …

Structure of the Helicobacter pylori Cag type IV secretion system

…, AM Campbell, N Sawhney, AE Frick-Cheng… - Elife, 2019 - elifesciences.org
10.7554/eLife.47644.001 Bacterial type IV secretion systems (T4SSs) are molecular machines
that can mediate interbacterial DNA transfer through conjugation and delivery of effector …

In Situ Molecular Architecture of the Helicobacter pylori Cag Type IV Secretion System

B Hu, P Khara, L Song, AS Lin, AE Frick-Cheng… - MBio, 2019 - Am Soc Microbiol
Helicobacter pylori colonizes about half of humans worldwide, and its presence in the gastric
mucosa is associated with an increased risk of gastric adenocarcinoma, gastric lymphoma, …

Genetically diverse uropathogenic Escherichia coli adopt a common transcriptional program in patients with UTIs

A Sintsova, AE Frick-Cheng, S Smith, A Pirani… - Elife, 2019 - elifesciences.org
10.7554/eLife.49748.001 Uropathogenic Escherichia coli (UPEC) is the major causative
agent of uncomplicated urinary tract infections (UTIs). A common virulence genotype of UPEC …

The gene expression profile of uropathogenic Escherichia coli in women with uncomplicated urinary tract infections is recapitulated in the mouse model

AE Frick-Cheng, A Sintsova, SN Smith, M Krauthammer… - MBio, 2020 - Am Soc Microbiol
Uropathogenic Escherichia coli (UPEC) is the primary causative agent of uncomplicated
urinary tract infections (UTIs). UPEC fitness and virulence determinants have been evaluated in …

Emerging roles for ABC transporters as virulence factors in uropathogenic Escherichia coli

…, TJ Mitchell, AE Frick-Cheng… - Proceedings of the …, 2024 - National Acad Sciences
Urinary tract infections (UTI) account for a substantial financial burden globally. Over 75% of
UTIs are caused by uropathogenic Escherichia coli (UPEC), which have demonstrated an …

Bacterial energetic requirements for Helicobacter pylori Cag type IV secretion system-dependent alterations in gastric epithelial cells

AS Lin, SDR Dooyema, AE Frick-Cheng… - Infection and …, 2020 - Am Soc Microbiol
Helicobacter pylori colonizes the stomach in about half of the world’s population. H. pylori
strains containing the cag pathogenicity island (cag PAI) are associated with a higher risk of …

Role of connexin 43 in Helicobacter pylori VacA-induced cell death

…, C González-Rivera, AE Frick-Cheng… - Infection and …, 2014 - Am Soc Microbiol
Helicobacter pylori colonizes the human stomach and confers an increased risk for the
development of peptic ulceration, noncardia gastric adenocarcinoma, and gastric lymphoma. A …

Ferric citrate uptake is a virulence factor in uropathogenic Escherichia coli

AE Frick-Cheng, A Sintsova, SN Smith, A Pirani… - Mbio, 2022 - Am Soc Microbiol
More than half of women will experience a urinary tract infection (UTI), with uropathogenic
Escherichia coli (UPEC) causing ~80% of uncomplicated cases. Iron acquisition systems are …

Functional properties of Helicobacter pylori VacA toxin m1 and m2 variants

…, AM Campbell, AE Frick-Cheng… - Infection and …, 2020 - Am Soc Microbiol
Helicobacter pylori colonizes the gastric mucosa and secretes a pore-forming toxin (VacA).
Two main types of VacA, m1 and m2, can be distinguished by phylogenetic analysis. Type …