From microbiome composition to functional engineering, one step at a time

SD Burz, S Causevic, A Dal Co… - Microbiology and …, 2023 - Am Soc Microbiol
Communities of microorganisms (microbiota) are present in all habitats on Earth and are
relevant for agriculture, health, and climate. Deciphering the mechanisms that determine …

Randomly barcoded transposon mutant libraries for gut commensals II: Applying libraries for functional genetics

CGP Voogdt, S Tripathi, SO Bassler… - Cell Reports, 2024 - cell.com
The critical role of the intestinal microbiota in human health and disease is well recognized.
Nevertheless, there are still large gaps in our understanding of the functions and …

Biosensor-assisted titratable CRISPRi high-throughput (BATCH) screening for over-production phenotypes

J Wang, C Li, T Jiang, Y Yan - Metabolic engineering, 2023 - Elsevier
With rapid advances in the development of metabolic pathways and synthetic biology
toolkits, a persisting challenge in microbial bioproduction is how to optimally rewire …

CRISPR-based approaches for gene regulation in non-model bacteria

SN Call, LB Andrews - Frontiers in genome editing, 2022 - frontiersin.org
CRISPR interference (CRISPRi) and CRISPR activation (CRISPRa) have become
ubiquitous approaches to control gene expression in bacteria due to their simple design and …

A conserved antigen induces respiratory Th17-mediated broad serotype protection against pneumococcal superinfection

X Liu, L Van Maele, L Matarazzo, D Soulard… - Cell Host & Microbe, 2024 - cell.com
Several vaccines targeting bacterial pathogens show reduced efficacy upon concurrent viral
infection, indicating that a new vaccinology approach is required. To identify antigens for the …

Competence remodels the pneumococcal cell wall exposing key surface virulence factors that mediate increased host adherence

V Minhas, A Domenech, D Synefiaridou… - PLoS …, 2023 - journals.plos.org
Competence development in the human pathogen Streptococcus pneumoniae controls
several features such as genetic transformation, biofilm formation, and virulence. Competent …

[HTML][HTML] Toothpicks, logic, and next-generation sequencing: systematic investigation of bacteriophage-host interactions

A Shaidullina, A Harms - Current Opinion in Microbiology, 2022 - Elsevier
Highlights•Phage-host interactions have mostly been studied one-by-one using few old
models.•Systematic approaches reveal new molecular mechanisms of phage-host …

[HTML][HTML] Genome-scale CRISPRi screening: a powerful tool in engineering microbiology

L Sun, P Zheng, J Sun, VF Wendisch, Y Wang - Engineering Microbiology, 2023 - Elsevier
Deciphering gene function is fundamental to engineering of microbiology. The clustered
regularly interspaced short palindromic repeats (CRISPR) system has been adapted for …

An efficient in vivo-inducible CRISPR interference system for group A Streptococcus genetic analysis and pathogenesis studies

E Bjånes, A Stream, AB Janssen, PS Gibson, AM Bravo… - mBio, 2024 - Am Soc Microbiol
While genome-wide transposon mutagenesis screens have identified numerous essential
genes in the significant human pathogen Streptococcus pyogenes (group A Streptococcus …

Exploring and engineering PAM-diverse Streptococci Cas9 for PAM-directed bifunctional and titratable gene control in bacteria

J Wang, Y Teng, X Gong, J Zhang, Y Wu, L Lou… - Metabolic …, 2023 - Elsevier
The RNA-guided Cas9s serve as powerful tools for programmable gene editing and
regulation; their targeting scopes and efficacies, however, are always constrained by the …