β-Lactam resistance mechanisms: Gram-positive bacteria and Mycobacterium tuberculosis

JF Fisher, S Mobashery - Cold Spring …, 2016 - perspectivesinmedicine.cshlp.org
The value of the β-lactam antibiotics for the control of bacterial infection has eroded with
time. Three Gram-positive human pathogens that were once routinely susceptible to β …

Tuberculosis: an update on pathophysiology, molecular mechanisms of drug resistance, newer anti-TB drugs, treatment regimens and host-directed therapies

P Borah, PK Deb, KN Venugopala… - Current Topics in …, 2021 - ingentaconnect.com
Human tuberculosis (TB) is primarily caused by Mycobacterium tuberculosis (Mtb) that
inhabits inside and amidst immune cells of the host with adapted physiology to regulate …

Penicillin binding proteins and β-lactamases of Mycobacterium tuberculosis: reexamination of the historical paradigm

G Kumar, C Galanis, HR Batchelder, CA Townsend… - MSphere, 2022 - Am Soc Microbiol
Penicillin binding proteins (PBPs) have been extensively studied due to their importance to
the physiology of bacterial cell wall peptidoglycan and as targets of the most widely used …

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 …

Atypically modified carbapenem antibiotics display improved antimycobacterial activity in the absence of β-lactamase inhibitors

R Gupta, NMSA Al-Kharji, MA Alqurafi… - ACS Infectious …, 2021 - ACS Publications
Commercial carbapenem antibiotics are being used to treat multidrug resistant (MDR) and
extensively drug resistant (XDR) tuberculosis. Like other β-lactams, carbapenems are …

Chemistry of Peptidoglycan in Mycobacterium tuberculosis Life Cycle: An off‐the‐wall Balance of Synthesis and Degradation

F Squeglia, A Ruggiero… - Chemistry–A European …, 2018 - Wiley Online Library
The cell wall envelope of mycobacteria is structurally distinct from that of both Gram‐positive
and Gram‐negative bacteria. In Mycobacterium tuberculosis, this cell wall has unique …

Revisiting anti-tuberculosis therapeutic strategies that target the peptidoglycan structure and synthesis

MJ Catalão, SR Filipe, M Pimentel - Frontiers in microbiology, 2019 - frontiersin.org
Tuberculosis (TB), which is caused by Mycobacterium tuberculosis (Mtb), is one of the
leading cause of death by an infectious diseases. The biosynthesis of the mycobacterial cell …

First penicillin-binding protein occupancy patterns for 15 β-lactams and β-lactamase inhibitors in Mycobacterium abscessus

ARM Sayed, NR Shah, KB Basso… - Antimicrobial agents …, 2020 - Am Soc Microbiol
Mycobacterium abscessus causes serious infections that often require over 18 months of
antibiotic combination therapy. There is no standard regimen for the treatment of M …

Investigating β-Lactam Drug Targets in Mycobacterium tuberculosis Using Chemical Probes

SR Levine, KE Beatty - ACS infectious diseases, 2021 - ACS Publications
Tuberculosis (TB), caused by the bacterial pathogen Mycobacterium tuberculosis (Mtb),
infects 10 million people a year. An estimated 25% of humans harbor latent TB infections, an …

Identification of drivers of mycobacterial resistance to peptidoglycan synthesis inhibitors

F Olivença, C Ferreira, A Nunes, C Silveiro… - Frontiers in …, 2022 - frontiersin.org
Beta-lactams have been excluded from tuberculosis therapy due to the intrinsic resistance of
Mycobacterium tuberculosis (Mtb) to this antibiotic class, usually attributed to a potent beta …