User profiles for Justin Shapiro

Justin Shapiro

- Verified email at emory.edu - Cited by 200

Justin Shapiro, MD MSc

- Verified email at uwo.ca - Cited by 27

Acinetobactin Isomerization Enables Adaptive Iron Acquisition in Acinetobacter baumannii through pH-Triggered Siderophore Swapping

JA Shapiro, TA Wencewicz - ACS infectious diseases, 2016 - ACS Publications
Pathogenic strains of Acinetobacter baumannii excrete multiple siderophores that enhance
iron scavenging from host sources. The oxazoline siderophore pre-acinetobactin undergoes …

Connecting iron acquisition and biofilm formation in the ESKAPE pathogens as a strategy for combatting antibiotic resistance

SJ Post, JA Shapiro, WM Wuest - Medchemcomm, 2019 - pubs.rsc.org
The rise of antibiotic resistant bacteria has become a problem of global concern. Of
particular interest are the ESKAPE pathogens, species with high rates of multi-drug resistant …

Broad Spectrum Antibiotic Xanthocillin X Effectively Kills Acinetobacter baumannii via Dysregulation of Heme Biosynthesis

I Hübner, JA Shapiro, J Hoßmann… - ACS Central …, 2021 - ACS Publications
Isonitrile natural products exhibit promising antibacterial activities. However, their mechanism
of action (MoA) remains largely unknown. Based on the nanomolar potency of xanthocillin …

[HTML][HTML] Innovation centers in health care delivery systems: structures for success

O Bhattacharyya, J Shapiro, EC Schneider - Journal of Medical Internet …, 2022 - jmir.org
The need to support innovation in health care delivery was prompted by payment reforms
and access to digital tools and has been accelerated by the shift to virtual care as part of the …

Rigid Oxazole Acinetobactin Analog Blocks Siderophore Cycling in Acinetobacter baumannii

TJ Bohac, JA Shapiro, TA Wencewicz - ACS infectious diseases, 2017 - ACS Publications
The emergence of multidrug resistant (MDR) Gram-negative bacterial pathogens has raised
global concern. Nontraditional therapeutic strategies, including antivirulence approaches, …

Structure–function studies of acinetobactin analogs

JA Shapiro, TA Wencewicz - Metallomics, 2017 - academic.oup.com
Pathogenic Acinetobacter baumannii excrete the siderophore pre-acinetobactin as an iron-scavenging
virulence factor. Pre-acinetobactin is a 2,3-dihydroxy-phenyl oxazoline that …

Perceptions of Ontario health system leaders on single-entry models for managing the COVID-19 elective surgery backlog: an interpretive descriptive study

J Shapiro, C Axelrod, BB Levy, A Sriharan… - … Open Access Journal, 2022 - cmajopen.ca
Background: The COVID-19 pandemic has exacerbated pre-existing challenges with respect
to access to elective surgery across Canada, and a single-entry model (SEM) approach …

Crystal structure of the siderophore binding protein BauB bound to an unusual 2: 1 complex between acinetobactin and ferric iron

DC Bailey, TJ Bohac, JA Shapiro, DE Giblin… - Biochemistry, 2018 - ACS Publications
The critical role that iron plays in many biochemical processes has led to an elaborate battle
between bacterial pathogens and their hosts to acquire and withhold this critical nutrient. …

Health State Utility Values Associated with Cochlear implants in adults: a systematic review and network Meta-analysis

PR Dixon, J Shapiro, G Tomlinson, J Cottrell… - Ear and …, 2023 - journals.lww.com
Objectives: The cost-effectiveness of bilateral cochlear implants in adults remains uncertain
despite established clinical benefits. In cost-effectiveness studies, benefit is often measured …

Oncologic Safety of Close Margins in Patients With Low-to Intermediate-Grade Major Salivary Gland Carcinoma

…, FN Savaria, NC Schmitt, J Shapiro… - … –Head & Neck …, 2024 - jamanetwork.com
Importance Postoperative radiation therapy for close surgical margins in low- to intermediate-grade
salivary carcinomas lacks multi-institutional supportive evidence. Objective To …