Alternative therapeutic strategies to treat antibiotic-resistant pathogens

CR MacNair, ST Rutherford, MW Tan - Nature Reviews Microbiology, 2024 - nature.com
Resistance threatens to render antibiotics—which are essential for modern medicine—
ineffective, thus posing a threat to human health. The discovery of novel classes of …

Randomly barcoded transposon mutant libraries for gut commensals I: Strategies for efficient library construction

S Tripathi, CGP Voogdt, SO Bassler, M Anderson… - Cell Reports, 2024 - cell.com
Randomly barcoded transposon mutant libraries are powerful tools for studying gene
function and organization, assessing gene essentiality and pathways, discovering potential …

Combining CRISPRi and metabolomics for functional annotation of compound libraries

M Anglada-Girotto, G Handschin, K Ortmayr… - Nature chemical …, 2022 - nature.com
Molecular profiling of small molecules offers invaluable insights into the function of
compounds and allows for hypothesis generation about small-molecule direct targets and …

Comprehensive analysis of PNA-based antisense antibiotics targeting various essential genes in uropathogenic Escherichia coli

L Popella, J Jung, PT Do, RJ Hayward… - Nucleic acids …, 2022 - academic.oup.com
Antisense peptide nucleic acids (PNAs) that target mRNAs of essential bacterial genes
exhibit specific bactericidal effects in several microbial species, but our mechanistic …

Sm-like protein Rof inhibits transcription termination factor ρ by binding site obstruction and conformational insulation

N Said, M Finazzo, T Hilal, B Wang, TL Selinger… - Nature …, 2024 - nature.com
Transcription termination factor ρ is a hexameric, RNA-dependent NTPase that can adopt
active closed-ring and inactive open-ring conformations. The Sm-like protein Rof, a homolog …

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 …

The identification of essential cellular genes is critical for validating drug targets

T Xu, S Wang, T Ma, Y Dong, CR Ashby Jr, GF Hao - Drug Discovery Today, 2024 - Elsevier
Highlights•The identification of novel drug targets is a key step in drug innovation.•Essential
genes are vital for organism survival and are promising drug targets.•We describe in detail …

Tuning a high performing multiplexed-CRISPRi Pseudomonas putida strain to further enhance indigoidine production

JJ Czajka, D Banerjee, T Eng, J Menasalvas… - Metabolic Engineering …, 2022 - Elsevier
In this study, a 14-gene edited Pseudomonas putida KT2440 strain for heterologous
indigoidine production was examined using three distinct omic datasets. Transcriptomic data …

Lipopolysaccharide transport regulates bacterial sensitivity to a cell wall-degrading intermicrobial toxin

KL Trotta, BM Hayes, JP Schneider, J Wang… - PLoS …, 2023 - journals.plos.org
Gram-negative bacteria can antagonize neighboring microbes using a type VI secretion
system (T6SS) to deliver toxins that target different essential cellular features. Despite the …

Gradients in gene essentiality reshape antibacterial research

AM Hogan, ST Cardona - FEMS Microbiology Reviews, 2022 - academic.oup.com
Essential genes encode the processes that are necessary for life. Until recently, commonly
applied binary classifications left no space between essential and non-essential genes. In …