Seth Dickey
Seth Dickey
Research Interests
Antimicrobial resistance (AMR) among bacterial pathogens claims millions of lives and cost billions of dollars every year. New targets and strategies are desperately needed to blunt the societal impact of AMR on human and animal health. The Dickey lab employs bacterial genetics, molecular biology, membrane and protein biochemistry techniques to understand the physiology, virulence, and antibiotic resistance of pathogenic bacteria as well as the mechanisms of new antimicrobials.
Current Projects:
- Novel antimicrobials: We are focusing on understanding the mechanisms and biosynthesis of a new class of antimicrobials.
- Pathway analysis: Nearly a quarter of the MRSA genes encoded in the core genome are poorly understood. We are developing advanced genetic approaches to probe this dark genetic matter with the goal of identifying new therapeutic targets or informing combinatorial treatment approaches.
Latest Papers
Cryo-EM analysis of the Staphylococcus aureus phenol-soluble modulin exporter PmtCD apo form in detergent micelles, nanodiscs and peptidiscs
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Communications Biology
Author(s): Jinhong Hu, Aleksander C. Lazarski, Franco K. K. Li, et. al
UMD Author(s): Seth Dickey
Antimicrobial peptide class that forms discrete β-barrel stable pores anchored by transmembrane helices
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Nature Communications
Author(s): Seth W. Dickey, Dylan J. Burgin, Ama N. Antwi, et. al
UMD Author(s): Seth Dickey, Ama Antwi
Two transporters cooperate to secrete amphipathic peptides from the cytoplasmic and membranous milieus
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Proceedings of the National Academy of Sciences
Author(s): Seth W. Dickey, Dylan J. Burgin, Steven Huang, et. al
UMD Author(s): Seth Dickey
Structural insight into the Staphylococcus aureus ATP-driven exporter of virulent peptide toxins
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Science advances
Author(s): N. Zeytuni, S. W. Dickey, J. Hu, et. al
UMD Author(s): Seth Dickey