Carolee Bull
Professor of Plant Pathology; Bacterial Systematics Head; Director of Microbiome Sciences Dual-Title Degree Program
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212 Buckhout Lab
University Park, PA - She/Her
- ctb14@psu.edu
- 814-865-7448
Research Summary
Bacterial systematics, epidemiology, and population biology of bacterial plant pathogens and biological control agents to develop alternatives to synthetic chemicals for plant disease management
Huck Graduate Students
Huck Affiliations
Links
Most Recent Publications
Phylogeny of pectolytic bacteria associated with recent outbreaks of potato soft rot and blackleg in the United States
Rebecca Currland, Ryan McNally, B Webster, Amy Charkowski, Keith Perry, Jay Hao, Gary Secor, Carolee Bull, N. Rosenzweig, Steven Johnson, Robert Larkin, Carol Ishimaru,
Manipulating button mushroom casing affects the disease dynamics of blotch and green mold disease
Eoin O'Connor, Fabricio Rocha Vieira, Isako Di Tomassi, Rachel Richardson, Kevin L. Hockett, Carolee T. Bull, John A. Pecchia, 2024, Mycological Research on p. 2266-2273
Rarity of Pseudomonas agarici on Edible Mushrooms Associated with Susceptibility to Biological Competition
Mahsa Moallem, Mozhde Hamidizade, S. Mohsen Taghavi, Milad Aeini, Hamid Abachi, Shahrad Haghighi, Ardavan Soleimani, Kevin L. Hockett, Carolee Theresa Bull, Ebrahim Osdaghi, 2024, Plant Disease on p. 2778-2787
A qPCR assay for specific detection of Pseudomonas cannabina pv. alisalensis
Enoch Noh, Cameron Cedeno, Anthony Keinath, William Wechter, Carolee Bull, Hehe Wang, 2024, Plant Disease
Judicial Opinion 130
David R. Arahal, Carolee T. Bull, Henrik Christensen, Maria Chuvochina, Christopher Dunlap, Maria Del Carmen Montero-Calasanz, Charles T. Parker, Peter Vandamme, Antonio Ventosa, Stefano Ventura, Peter Young, Markus Göker, 2024, International Journal of Systematic Bacteriology
Judicial Opinion 129
David R. Arahal, Carolee T. Bull, Henrik Christensen, Maria Chuvochina, Svetlana N. Dedysh, Pierre Edouard Fournier, Konstantinos T. Konstantinidis, Charles T. Parker, Antonio Ventosa, Peter Young, Markus Göker, 2024, International Journal of Systematic Bacteriology
Manipulating Agaricus bisporus developmental patterns by passaging microbial communities in complex substrates
Fabricio Rocha Vieira, Isako Di Tomassi, Isako Di Tomassi, Eoin O'Connor, Carolee T. Bull, John A. Pecchia, Kevin Hockett, 2023, Microbiology spectrum on p. 22 (unformatted)
Guidelines for interpreting the International Code of Nomenclature of Prokaryotes and for preparing a Request for an Opinion
David R. Arahal, Carolee T. Bull, Hans Jürgen Busse, Henrik Christensen, Maria Chuvochina, Svetlana N. Dedysh, Pierre Edouard Fournier, Konstantinos T. Konstantinidis, Charles T. Parker, Ramon Rossello-Mora, Antonio Ventosa, Markus Göker, 2023, International Journal of Systematic Bacteriology
Fungicidal control of anthracnose basal rot on an annual bluegrass putting green turf, 2022.
W Uddin, William Fescemyer, Md Tariqul Islam, Carolee Bull, 2023, Plant Management Disease Reports
Judicial Opinion 128
David Arahal, Hans-Jürgen Busse, Henrik Christensen, Carolee Bull, Henrik Christensen, Maria Chuvochina, Svetlana N. Dedysh, Maria Chuvochina, Pierre Edouard Fournier, Svetlana Dedysh, Konstantinos T. Konstantinidis, Pierre-Edouard Fournier, Konstantinos Konstantinidis, Charles T. Parker, Charles Parker, Ramon Rossello-Mora, Antonio Ventosa, Ramon Rossello-Mora, Markus Göker, Antonio Ventosa, Markus Göker, 2023, International Journal of Systematic Bacteriology
Most-Cited Papers
Genome-based evolutionary history of Pseudomonas spp
Cedar Hesse, Frederik Schulz, Carolee T. Bull, Brenda T. Shaffer, Qing Yan, Nicole Shapiro, Karl A. Hassan, Neha Varghese, Liam D.H. Elbourne, Ian T. Paulsen, Nikos Kyrpides, Tanja Woyke, Joyce E. Loper, 2018, Environmental Microbiology on p. 2142-2159
Practical Benefits of Knowing the Enemy: Modern Molecular Tools for Diagnosing the Etiology of Bacterial Diseases and Understanding the Taxonomy and Diversity of Plant-Pathogenic Bacteria
Carolee Theresa Bull, Steven T. Koike, 2015, Annual Review of Phytopathology on p. 157-180
Clarifying the taxonomy of the causal agent of bacterial leaf spot of lettuce through a polyphasic approach reveals that Xanthomonas cynarae Trébaol et al. 2000 emend. Timilsina et al. 2019 is a later heterotypic synonym of Xanthomonas hortorum Vauterin et al. 1995
Lucas Morinière, Alexandre Burlet, Emma R. Rosenthal, Xavier Nesme, Perrine Portier, Carolee T. Bull, Céline Lavire, Marion Fischer-Le Saux, Franck Bertolla, 2020, Systematic and Applied Microbiology
100 years since Tolaas: Bacterial blotch of mushrooms in the 21<sup>st</sup> century
Ebrahim Osdaghi, Samuel Martins, Laura Ramos-Sepulveda, Fabrício Rocha Vieira, Fabrício Rocha Vieira, John A. Pecchia, David Beyer, Terrence H. Bell, Yinong Yang, Kevin L. Hockett, Carolee T. Bull, 2019, Plant Disease on p. 2714-2732
Genetic diversity and virulence of wheat and barley strains of xanthomonas translucens from the upper midwestern United States
Rebecca D. Curland, Liangliang Gao, Carolee T. Bull, Boris A. Vinatzer, Ruth Dill-Macky, Leon Van Eck, Carol A. Ishimaru, 2018, Phytopathology on p. 443-453
Request for revision of the statutes of the international committee on systematics of prokaryotes
William B. Whitman, Carolee T. Bull, Hans Jürgen Busse, Pierre Edouard Fournier, Aharon Oren, Stefano Ventura, 2019, International Journal of Systematic Bacteriology on p. 584-593
Transfer of Xanthomonas campestris pv. arecae and X. campestris pv. musacearum to X. vasicola (Vauterin) as X. vasicola pv. arecae comb. nov. And X. vasicola pv. musacearum comb. nov. And description of X. vasicola pv. vasculorum pv. nov.
David J. Studholme, Emmanuel Wicker, Sadik Muzemil Abrare, Andrew Aspin, Adam Bogdanove, Kirk Broders, Zoe Dubrow, Murray Grant, Jeffrey B. Jones, Georgina Karamura, Jillian Lang, Jan Leach, George Mahuku, Gloria Valentine Nakato, Teresa Coutinho, Julian Smith, Carolee T. Bull, 2020, Phytopathology on p. 1153-1160
Angular leaf spot of cucurbits is associated with genetically diverse pseudomonas syringae strains
E. A. Newberry, T. M. Jardini, I. Rubio, P. D. Roberts, B. Babu, S. T. Koike, H. Bouzar, E. M. Goss, J. B. Jones, C. T. Bull, M. L. Paret, 2016, Plant Disease on p. 1397-1404
Bacterial brown pit, a new disease of edible mushrooms caused by mycetocola sp.
Mozhde Hamidizade, S. Mohsen Taghavi, Samuel J. Martins, Rachel A. Herschlag, Kevin L. Hockett, Carolee T. Bull, Ebrahim Osdaghi, 2020, Plant Disease on p. 1445-1454
Predators of Soil Bacteria in Plant and Human Health
Samuel Martins, Stephen Taerum, Lindsay Triplett, Joanne Emerson, Inga Zasada, Beatriz de Toledo, Jasna Kovac, Kendall Martin, Carolee Theresa Bull, 2022, Phytobiomes Journal on p. 184-200
News Articles Featuring Carolee Bull
Jan 24, 2025
Harnessing mushroom microbiomes for better crop development
Microorganisms collected from the material in which button mushrooms are grown may benefit the development of future fungi crops, according to a study led by researchers in Penn State’s College of Agricultural Sciences and published in the journal Fungal Biology.
Full Article
Aug 28, 2024
Research teams receive $1.1 million to study microbiomes in agriculture
Two Penn State-led research teams have received funding from the U.S. Department of Agriculture’s National Institute of Food and Agriculture for projects investigating the ways microbiomes — the microorganisms in a particular environment, such as in soil or a living organism — can affect disease dynamics in agriculture.
Full Article
Aug 02, 2023
Penn State faculty member elected to plant pathology society leadership
Carolee Bull, professor of systematic bacteriology and plant pathology in Penn State’s College of Agricultural Sciences, has been elected to the presidential lineage of the American Phytopathological Society (APS).
Full Article
Oct 03, 2022
Bull steps down at Microbiome Center, looks forward to future innovation
After more than five years at the helm of Penn State’s Microbiome Center, founding director Carolee Bull has stepped down. Though she will continue serving as department head of plant pathology and environmental microbiology and as a professor of plant pathology and systematic bacteriology at Penn State’s College of Agricultural Sciences, Bull has handed off leadership of the Microbiome Center to recent Penn State hire Seth Bordentstein.
Full Article
Mar 18, 2022
Alliance between College of Ag Sciences, University of Pretoria yields benefits
Developing solutions to address threats to plant health is the centerpiece of a partnership between Penn State’s College of Agricultural Sciences and the University of Pretoria in South Africa. The partnership is designed to increase both organizations’ research, teaching and extension impact and growth opportunities, thereby increasing food security and environmental stewardship.
Full Article
Aug 24, 2020
Bull elected fellow of American Phytopathological Society
Carolee Bull, professor of systematic bacteriology and plant pathology in Penn State's College of Agricultural Sciences, has been elected as a fellow of the American Phytopathological Society, an honor given to members in recognition of distinguished contributions to the discipline of plant pathology.
Full Article
Aug 06, 2020
Penn State Microbiome Center and GALT enter collaboration to advance research
The Penn State Microbiome Center and General Automation Lab Technologies (GALT) announced their collaboration to advance plant pathology, environmental microbiology and human gut microbiome studies.
Full Article
Jul 28, 2020
Mysterious Chinese seed packets are showing up all over the US, and the government is warning people not to plant them
Dozens of US states have reported mysterious seeds showing up in packages from China and are warning citizens not to plant them because they could be an invasive species.
Full Article
Jul 27, 2020
Agriculture officials issue warning on seed packages from China
Agriculture officials in Georgia and at least 12 other states issued warnings Monday about unsolicited seed packages arriving from China that may be an invasive plant species and harmful to livestock, according to reports.
Full Article
Jul 26, 2020
27 States Issue Warnings About Seed Packets From China
State agriculture officials are urging residents not to plant the seeds, which were mailed in pouches featuring Chinese characters.
Full Article
Jul 18, 2020
How to manage plant pests and diseases in your coronavirus victory garden
Home gardening is having a boom year across the United States. Whether they’re growing their own food in response to pandemic shortages or just looking for a diversion, numerous aspiring gardeners have constructed their first raised beds, and seeds are flying off suppliers’ shelves. Now that gardens are largely planted, much of the work for the next several months revolves around keeping them healthy.
Full Article
Jul 02, 2020
How to manage plant pests and diseases in your victory garden
Home gardening is having a boom year across the US, whether because of pandemic shortages or people wanting a diversion. Now that gardens are largely planted, much of the work for the next several months revolves around keeping them healthy.
Full Article
Jan 07, 2020
Growth of Microbiome Centers Noted In Nature Microbiology.
Penn State has committed to hiring almost two dozen new faculty members to study the microbiome since the creation of its own center.
Full Article
Dec 19, 2019
The Emergence of Microbiome Centres
As microbiome science expands, academic centres scramble to fill many needs, from service provider to industry liaison. A newly created network aims to share strategies and accelerate knowledge transfer, and invites others to join the efforts.
Full Article
Oct 03, 2019
Plant pathologist awarded grant to aid global study of seedborne pathogens
A nearly $4 million grant awarded to Penn State will support an interdisciplinary, multi-university team of researchers as they explore bacterial pathogens causing leaf spot diseases that are damaging valuable agricultural crops such as watermelon and pumpkin.
Full Article
Sep 10, 2019
New DAWG Chews On Microbiome Datasets
Mara Cloutier is passionate about researching microbiomes and opening up this rapidly expanding field of study to others through the Data Analysis Working Group.
Full Article
May 07, 2019
Institutes of Energy and the Environment announces seed grant recipients
Several Huck researchers are among the recipients of 2018-19 IEE seed grants.
Full Article