Works (18)

Updated: March 9th, 2026 18:15

2025 article

A 3D-printed Sanger sequencing activity addresses student misconceptions

Brown, P. E., & Chen, S. H. (2025, April 16). (J. L. Hsu, Ed.). Journal of Microbiology and Biology Education, Vol. 4.

By: P. Brown n & S. Chen n

Ed(s): J. Hsu

author keywords: Sanger sequencing; misconceptions; 3D printing; model; tactile; hands-on; Universal Design for Learning
topics (OpenAlex): Biomedical and Engineering Education; Problem and Project Based Learning; Innovative Teaching Methods
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UN Sustainable Development Goal Categories
4. Quality Education (OpenAlex)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: April 16, 2025

2025 article

Characterization of a novel putative lantibiotic biosynthesis genomic island in emerging clones of Listeria monocytogenes serotype 4b

Brown, P., Parsons, C., Niedermeyer, J., & Kathariou, S. (2025, January 1). (D. Rip, Ed.). FEMS Microbiology Letters.

By: P. Brown n, C. Parsons n, J. Niedermeyer n & S. Kathariou n

Contributors: P. Brown n, C. Parsons n, J. Niedermeyer n & S. Kathariou n

Ed(s): D. Rip

MeSH headings : Listeria monocytogenes / genetics; Listeria monocytogenes / pathogenicity; Listeria monocytogenes / metabolism; Listeria monocytogenes / classification; Genomic Islands; Animals; Virulence; Listeriosis / microbiology; Bacteriocins / biosynthesis; Bacteriocins / genetics; Serogroup; Biofilms / growth & development; Genome, Bacterial; Moths / microbiology; Humans
topics (OpenAlex): Listeria monocytogenes in Food Safety; Food Allergy and Anaphylaxis Research; Salmonella and Campylobacter epidemiology
Source: ORCID
Added: October 15, 2025

2025 article

Large-scale phenotypic and genomic analysis of Listeria monocytogenes reveals diversity in the sensitivity to quaternary ammonium compounds but not to peracetic acid

Ivanova, M., Kragh, M. L., Szarvas, J., Tosun, E. S., Holmud, N. F., Gmeiner, A., … Leekitcharoenphon, P. (2025, March 4). Applied and Environmental Microbiology, Vol. 3.

author keywords: Listeria monocytogenes; food industry; disinfectants; quaternary ammonium compounds; peracetic acid
MeSH headings : Listeria monocytogenes / drug effects; Listeria monocytogenes / genetics; Peracetic Acid / pharmacology; Disinfectants / pharmacology; Quaternary Ammonium Compounds / pharmacology; Phenotype; Genome, Bacterial; Microbial Sensitivity Tests; Food Microbiology; Genomics; Bacterial Proteins / genetics; Bacterial Proteins / metabolism; Drug Resistance, Bacterial / genetics
topics (OpenAlex): Listeria monocytogenes in Food Safety; Food Safety and Hygiene; Essential Oils and Antimicrobial Activity; Identification and Quantification in Food; Microbial Inactivation Methods
Sources: ORCID, Web Of Science, NC State University Libraries
Added: March 10, 2025

2025 article

Listeria tempestatis sp. nov. and Listeria rocourtiae subsp. hofi subsp. nov.

Brown, P., Moura, A., Valès, G., Tessaud-Rita, N., Niedermeyer, J., Parsons, C., … Lecuit, M. (2025, May 12). INTERNATIONAL JOURNAL OF SYSTEMATIC AND EVOLUTIONARY MICROBIOLOGY, Vol. 75.

By: P. Brown n, A. Moura*, G. Valès*, N. Tessaud-Rita*, J. Niedermeyer n, C. Parsons n, A. Leclercq*, A. Harris n ...

Contributors: P. Brown n, A. Moura*, G. Valès*, N. Tessaud-Rita*, J. Niedermeyer n, C. Parsons n, A. Leclercq*, A. Harris n ...

author keywords: average nucleotide identity (ANI); Firmicutes; in silico DNA-DNA hybridization (isDDH); Listeria; new taxa; whole-genome sequencing
MeSH headings : Listeria / classification; Listeria / genetics; Listeria / isolation & purification; Phylogeny; DNA, Bacterial / genetics; Bacterial Typing Techniques; Genome, Bacterial; Nucleic Acid Hybridization; North Carolina; Whole Genome Sequencing; Sequence Analysis, DNA; RNA, Ribosomal, 16S / genetics
topics (OpenAlex): Listeria monocytogenes in Food Safety; Identification and Quantification in Food; Spectroscopy and Chemometric Analyses
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UN Sustainable Development Goal Categories
14. Life Below Water (OpenAlex)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: May 13, 2025

2024 article

Draft genome sequences of Listeria monocytogenes strains from human listeriosis in Sweden harboring premature stop codons in the virulence determinant inlA

Lee, S., Brown, P., Tham, W., Danielsson-Tham, M.-L., Lopez-Valladares, G., Ward, T., … Kathariou, S. (2024, October 21). (D. Rasko, Ed.). Microbiology Resource Announcements, Vol. 10.

By: S. Lee*, P. Brown n, W. Tham*, M. Danielsson-Tham*, G. Lopez-Valladares*, T. Ward*, D. Elhanafi n, Y. Chen*, S. Kathariou n

Ed(s): D. Rasko

author keywords: Listeria monocytogenes; inlA; premature stop codon; clinical; Sweden; internalin A
topics (OpenAlex): Listeria monocytogenes in Food Safety; Salmonella and Campylobacter epidemiology; Essential Oils and Antimicrobial Activity
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
2. Zero Hunger (OpenAlex)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: October 21, 2024

2024 article

Draft genome sequences of two wide-host-range phages of Listeria monocytogenes from food processing environments in the United States

Brown, P., Kilcher, S., Kim, J.-W., Loessner, M., & Kathariou, S. (2024, June 25). (J. J. Dennehy, Ed.). Microbiology Resource Announcements, Vol. 6.

Ed(s): J. Dennehy

author keywords: Listeria; bacteriophages; food-borne pathogens; genomes; intracellular pathogens
topics (OpenAlex): Listeria monocytogenes in Food Safety; Biosensors and Analytical Detection; Salmonella and Campylobacter epidemiology
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
2. Zero Hunger (OpenAlex)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: July 1, 2024

2023 journal article

Draft Genome Sequences of 158 Listeria monocytogenes Strains Isolated from Black Bears (Ursus americanus) in the United States

Microbiology Resource Announcements, 12(7).

By: P. Brown n, Y. Chen*, M. Ivanova*, P. Leekitcharoenphon*, C. Parsons n, J. Niedermeyer n, N. Gould n, J. Strules n ...

Contributors: P. Brown n, Y. Chen*, M. Ivanova*, P. Leekitcharoenphon*, C. Parsons n, J. Niedermeyer n, N. Gould n, J. Strules n ...

Ed(s): D. Rasko

topics (OpenAlex): Listeria monocytogenes in Food Safety; Essential Oils and Antimicrobial Activity; Spectroscopy and Chemometric Analyses
TL;DR: The draft genome sequences of 158 L. monocytogenes strains isolated from black bears (Ursus americanus) in the southeastern United States between 2014 and 2017 are reported. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
2. Zero Hunger (OpenAlex)
Sources: Web Of Science, NC State University Libraries, ORCID, Crossref
Added: June 19, 2023

2023 article

Draft Genome Sequences of Closely Related Listeria monocytogenes Lineage III Strains Isolated from a Food Processing Environment and a Case of Human Listeriosis

Brown, P., Kanenaka, R., Chen, Y., Ivanova, M., Leekitcharoenphon, P., Elhanafi, D., & Kathariou, S. (2023, May 22). (D. Rasko, Ed.). Microbiology Resource Announcements, Vol. 5.

By: P. Brown n, R. Kanenaka*, Y. Chen*, M. Ivanova*, P. Leekitcharoenphon*, D. Elhanafi n, S. Kathariou n

Contributors: P. Brown n, R. Kanenaka*, Y. Chen*, M. Ivanova*, P. Leekitcharoenphon*, D. Elhanafi n, S. Kathariou n

Ed(s): D. Rasko

topics (OpenAlex): Listeria monocytogenes in Food Safety; Salmonella and Campylobacter epidemiology; Food Safety and Hygiene
TL;DR: The genome sequences of three closely related lineage III strains from Hawaii are reported, namely, one isolated from a human case and twoisolated from a produce storage facility. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
2. Zero Hunger (OpenAlex)
Sources: Web Of Science, NC State University Libraries, ORCID
Added: June 12, 2023

2023 article

Draft Genome Sequences of Heavy Metal-Resistant Listeria monocytogenes Strains of Sequence Type 14 (Clonal Complex 14) from Human Listeriosis Cases in Sweden

Lee, S., Tham, W., Danielsson-Tham, M.-L., Lopez-Valladares, G., Chen, Y., Brown, P., & Kathariou, S. (2023, July 10). (J. J. Dennehy, Ed.). Microbiology Resource Announcements, Vol. 7.

By: S. Lee*, W. Tham*, M. Danielsson-Tham*, G. Lopez-Valladares*, Y. Chen*, P. Brown n, S. Kathariou n

Contributors: S. Lee*, W. Tham*, M. Danielsson-Tham*, G. Lopez-Valladares*, Y. Chen*, P. Brown n, S. Kathariou n

Ed(s): J. Dennehy

topics (OpenAlex): Listeria monocytogenes in Food Safety; Salmonella and Campylobacter epidemiology; Microbial Inactivation Methods
TL;DR: The genome sequences of five sequence type 14 (ST14) (CC14) strains from human listeriosis cases in Sweden, which harbor a chromosomal heavy metal resistance island that is generally uncommon in serotype 1/2a, are reported. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
14. Life Below Water (OpenAlex)
Sources: Web Of Science, NC State University Libraries, ORCID
Added: July 24, 2023

2023 article

Draft genome sequences of a historical collection of Listeria monocytogenes from humans and other sources, 1926–1964

Brown, P., Murray, R. G. E., Galsworthy, S., Ivanova, M., Leekitcharoenphon, P., Ward, T., … Kathariou, S. (2023, September 29). (J. J. Dennehy, Ed.). Microbiology Resource Announcements, Vol. 9.

By: P. Brown n, R. Murray*, S. Galsworthy*, M. Ivanova*, P. Leekitcharoenphon*, T. Ward*, Z. Kucerova*, Y. Chen* ...

Contributors: P. Brown n, R. Murray*, S. Galsworthy*, M. Ivanova*, P. Leekitcharoenphon*, T. Ward*, Z. Kucerova*, Y. Chen* ...

Ed(s): J. Dennehy

author keywords: Listeria monocytogenes; food-borne pathogens; listeriosis; DNA sequencing; genomes; intracellular pathogens; historical strains
topics (OpenAlex): Listeria monocytogenes in Food Safety; Salmonella and Campylobacter epidemiology; Essential Oils and Antimicrobial Activity
TL;DR: It is shown that listeria monocytogenes can persistently contaminate food processing environments and tolerate sanitizers, and a diverse panel of 83 strains from 1926 to 1964 are reported. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
2. Zero Hunger (OpenAlex)
Sources: Web Of Science, NC State University Libraries, ORCID
Added: October 16, 2023

2023 article

Investigation of a Listeria monocytogenes Chromosomal Immigration Control Region Reveals Diverse Restriction Modification Systems with Complete Sequence Type Conservation

Brown, P., Lee, S., Elhanafi, D., Tham, W., Danielsson-Tham, M.-L., Lopez-Valladares, G., … Kathariou, S. (2023, March 8). Microorganisms, Vol. 11.

By: P. Brown n, S. Lee*, D. Elhanafi n, W. Tham*, M. Danielsson-Tham*, G. Lopez-Valladares*, Y. Chen*, M. Ivanova*, P. Leekitcharoenphon*, S. Kathariou n

Contributors: P. Brown n, S. Lee*, D. Elhanafi n, W. Tham*, M. Danielsson-Tham*, G. Lopez-Valladares*, Y. Chen*, M. Ivanova*, P. Leekitcharoenphon*, S. Kathariou n

author keywords: Listeria; restriction modification system; immigration control region; whole genome sequencing; chromosomal hotspot
topics (OpenAlex): Listeria monocytogenes in Food Safety; Plant Pathogenic Bacteria Studies; Salmonella and Campylobacter epidemiology
TL;DR: Analysis of L. monocytogenes genomes indicates that the ICR has a high propensity for RM systems which are intraclonaly conserved and may impact bacteriophage susceptibility as well as ST emergence and stability. (via Semantic Scholar)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: March 10, 2023

2023 journal article

Tetracycline resistance in Listeria monocytogenes and L. innocua from wild black bears (Ursus americanus) in the United States is mediated by novel transposable elements

Environmental Microbiology, 89(11).

By: P. Brown n, K. Hernandez n, C. Parsons n, Y. Chen*, N. Gould n, C. DePerno n, J. Niedermeyer n, S. Kathariou n

Contributors: P. Brown n, K. Hernandez n, C. Parsons n, Y. Chen*, N. Gould n, C. Deperno n, J. Niedermeyer n, S. Kathariou n

Ed(s): C. Dozois

author keywords: Listeria monocytogenes; Listeria; foodborne pathogens; antibiotic resistance; tetracyclines; bear; genome analysis; environmental microbiology; transposons
MeSH headings : Animals; Humans; United States; Listeria monocytogenes / genetics; Ursidae; DNA Transposable Elements; Tetracycline Resistance / genetics; Animals, Wild; Ecosystem; Listeria / genetics; Food Microbiology
topics (OpenAlex): Listeria monocytogenes in Food Safety; Salmonella and Campylobacter epidemiology; Biosensors and Analytical Detection
TL;DR: The greater prevalence and diversity of tetracycline resistance elements among bear-derived non-pathogenic Listeria strains suggest the potential of the latter to serve as reservoirs for retention and diversification of AMR determinants in this wildlife host and warrant their further monitoring and study. (via Semantic Scholar)
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Sources: Web Of Science, NC State University Libraries, ORCID, NC State University Libraries
Added: November 27, 2023

2022 article

Horizontal Gene Transfer and Loss of Serotype-Specific Genes in Listeria monocytogenes Can Lead to Incorrect Serotype Designations with a Commonly-Employed Molecular Serotyping Scheme

Brown, P., Kucerova, Z., Gorski, L., Chen, Y., Ivanova, M., Leekitcharoenphon, P., … Kathariou, S. (2022, December 6). (K. Chousalkar, Ed.). Microbiology Spectrum, Vol. 12.

Ed(s): K. Chousalkar

author keywords: Listeria monocytogenes; PCR; serotype; foodborne pathogens; horizontal gene transfer
MeSH headings : Pregnancy; Female; Humans; Aged; Listeria monocytogenes / genetics; Serogroup; Serotyping; Gene Transfer, Horizontal; Listeriosis
topics (OpenAlex): Listeria monocytogenes in Food Safety; Salmonella and Campylobacter epidemiology; Biosensors and Analytical Detection; Microbial Inactivation Methods
TL;DR: Serotyping remains extensively employed in Listeria epidemiologic investigations, and a multiplex PCR-based serotyping scheme is widely used, however, the PCR gene targets can be lost or gained via horizontal gene transfer, leading to novel PCR profiles without known serotype designations or to incorrect serotype assignments. (via Semantic Scholar)
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UN Sustainable Development Goal Categories
Sources: ORCID, Web Of Science, NC State University Libraries
Added: December 7, 2022

2021 article

Harnessing Whole Genome Sequence Data for Facility-Specific Signatures for Listeria monocytogenes: A Case Study With Turkey Processing Plants in the United States

Brown, P., Chen, Y., Siletzky, R., Parsons, C., Jaykus, L.-A., Eifert, J., … Kathariou, S. (2021, October 13). (P. Brown, Ed.). Frontiers in Sustainable Food Systems, Vol. 5.

By: P. Brown n, Y. Chen*, R. Siletzky n, C. Parsons n, L. Jaykus n, J. Eifert*, E. Ryser*, C. Logue* ...

Contributors: P. Brown n, P. Brown & P. Brown

Ed(s): P. Brown n

author keywords: Listeria monocytogenes; inlA; whole genome sequencing; turkey processing plant; persistence; plant-specific signatures; cgMLST; wgMLST
topics (OpenAlex): Listeria monocytogenes in Food Safety; Essential Oils and Antimicrobial Activity; Plant Pathogens and Fungal Diseases
TL;DR: Deploying whole genome sequencing data for intra-sample strain analysis allows for a more complete environmental surveillance of L. monocytogenes in food processing facilities, reducing the risk of failing to detect strains that may be clinically relevant and potentially novel. (via Semantic Scholar)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: November 15, 2021

2021 article

Use of Bacteriophage Amended with CRISPR-Cas Systems to Combat Antimicrobial Resistance in the Bacterial Foodborne Pathogen Listeria monocytogenes

Parsons, C., Brown, P., & Kathariou, S. (2021, March 17). (P. Brown, Ed.). Antibiotics, Vol. 10, p. 308.

By: C. Parsons n, P. Brown n & S. Kathariou n

Contributors: P. Brown n

Ed(s): P. Brown n

author keywords: L; monocytogenes; antimicrobial resistance; CRISPR; listeriaphages
topics (OpenAlex): CRISPR and Genetic Engineering; Biosensors and Analytical Detection; Listeria monocytogenes in Food Safety
TL;DR: Developing effective tools for the control and elimination of L. monocytogenes, including strains with antimicrobial resistance, is of the utmost importance to prevent further dissemination of AMR in this pathogen. (via Semantic Scholar)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: April 19, 2021

2021 article

Whole Genome Sequence Analysis of Phage-Resistant Listeria monocytogenes Serotype 1/2a Strains from Turkey Processing Plants

Brown, P., Chen, Y., Parsons, C., Brown, E., Loessner, M. J., Shen, Y., & Kathariou, S. (2021, February 13). (P. Brown, Ed.). Pathogens, Vol. 10, p. 199.

Contributors: P. Brown n, P. Brown & P. Brown

Ed(s): P. Brown n

author keywords: Listeria; bacteriophage; phage resistance; whole genome sequencing; food processing plant; InlA; serotype 1/2a; wall teichoic acid
topics (OpenAlex): Listeria monocytogenes in Food Safety; Bacteriophages and microbial interactions; Salmonella and Campylobacter epidemiology
TL;DR: Using a specific set of recombinant phage protein probes, it was discovered that phage-resistant strains lacked one or both of the serogroup 1/2-specific wall teichoic acid carbohydrate decorations, N-acetylglucosamine and rhamnose. (via Semantic Scholar)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: March 15, 2021

2019 journal article

Listeria monocytogenes at the human–wildlife interface: black bears ( Ursus americanus ) as potential vehicles for Listeria

Microbial Biotechnology, 13(3), 706–721.

By: C. Parsons n, J. Niedermeyer n, N. Gould n, P. Brown n, J. Strules n, A. Parsons n, J. Bernardo Mesa‐Cruz*, M. Kelly* ...

Contributors: C. Parsons n, J. Niedermeyer n, N. Gould n, P. Brown n, J. Strules n, A. Parsons n, J. Mesa-Cruz*, M. Kelly* ...

Ed(s): P. Brown n

MeSH headings : Animals; Animals, Wild / microbiology; Listeria monocytogenes / isolation & purification; Listeria monocytogenes / physiology; Listeriosis / epidemiology; Listeriosis / microbiology; Listeriosis / transmission; Southeastern United States / epidemiology; Ursidae / microbiology
topics (OpenAlex): Listeria monocytogenes in Food Safety; Microbial Inactivation Methods; Essential Oils and Antimicrobial Activity
TL;DR: The results suggest that the ursine host may preferentially select for L. monocytogenes of clinically relevant lineages over the diverse listerial populations in the environment, and highlight the public health significance of the human–wildlife interface. (via Semantic Scholar)
Sources: Web Of Science, ORCID, NC State University Libraries, Crossref
Added: November 25, 2019

2017 article

Penicillin-binding protein encoded by pbp4 is involved in mediating copper stress in Listeria monocytogenes

Parsons, C., Costolo, B., Brown, P., & Kathariou, S. (2017, September 26). (P. Brown, Ed.). FEMS Microbiology Letters, Vol. 364.

By: C. Parsons n, B. Costolo n, P. Brown n & S. Kathariou n

Contributors: C. Parsons n, B. Costolo n & S. Kathariou n

Ed(s): P. Brown n

author keywords: Listeria monocytogenes; copper homeostasis; virulence; biofilm; penicillin-binding protein; beta-lactam antibiotic resistance
MeSH headings : Biofilms / drug effects; Copper / metabolism; DNA Transposable Elements; Disease Outbreaks; Humans; Listeria monocytogenes / genetics; Listeria monocytogenes / metabolism; Listeriosis / epidemiology; Listeriosis / microbiology; Microbial Sensitivity Tests; Mutation / genetics; Penicillin-Binding Proteins / genetics; Penicillin-Binding Proteins / metabolism; Plasmids / genetics; Virulence / drug effects; beta-Lactamase Inhibitors / pharmacology; beta-Lactams / metabolism
topics (OpenAlex): Listeria monocytogenes in Food Safety; Salmonella and Campylobacter epidemiology; Nanoparticles: synthesis and applications
TL;DR: Findings provide the first evidence for the role of a PBP in copper tolerance of L. monocytogenes and suggest that pbp4 may be a suitable target to enable the use of lower levels of copper or enhance the effectiveness of levels currently in use. (via Semantic Scholar)
Sources: ORCID, Web Of Science
Added: August 6, 2018

Employment

Updated: July 17th, 2025 12:25

2025 - present

North Carolina State University Raleigh, North Carolina, US
Assistant Teaching Professor Biological Sciences

Education

Updated: February 14th, 2023 11:27

2019 - 2022

North Carolina State University Raleigh, North Carolina, US
Doctor of Philosophy Microbiology

2017 - 2019

North Carolina State University Raleigh, North Carolina, US
Master of Science Microbiology

2013 - 2016

North Carolina State University Raleigh, North Carolina, US
Bachelor of Science Biological Sciences

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