Carolee Bull

Professor of Plant Pathology; Bacterial Systematics Head; Director of Microbiome Sciences Dual-Title Degree Program

Carolee Bull

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 Affiliations


Publication Tags

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Genome Lettuce Genes Genomics Xanthomonas Leaf Spot Pathogens Pseudomonas Taxonomy Xanthomonas Hortorum Bacteria Soil Xanthomonas Campestris Phylogeny Pathovars Epidemiology Lactuca Sativa Plant Pathogenic Bacteria Germplasm Human Health Virulence Xanthomonas Campestris Pv. Vitians Winter Sequence Analysis Committees

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,

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

First Report of Bacterial Blight on Arugula (Eruca vesicaria subsp. sativa) Caused by Pseudomonas cannabina pv. alisalensis in New York

S. Bibi, M. T. McGrath, C. T. Bull, 2022, Plant Disease on p. 2984

La Mancha Bacteriana en Hojas de Lechuga.

Carolee Bull, 2022,

Germán V. Sandoya, Emma Rosenthal, Ivan Simko, Lis N. Rodrigues-Porto, William H. Wadlington, Carolee T. Bull, Amanda Carroll, 2022, Journal of Plant Pathology on p. 1009

David Arahal, Hans-Jürgen Busse, Hans Jürgen Busse, Carolee Bull, Henrik Christensen, Maria Chuvochina, Svetlana Dedysh, Pierre-Edouard Fournier, Konstantinos Konstantinidis, Charles Parker, Ramon Rossello-Mora, Antonio Ventosa, Markus Göker, 2022, International Journal of Systematic Bacteriology

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

Lettuce (Lactuca sativa L.) germplasm resistant to bacterial leaf spot caused by race 1 of Xanthomonas hortorum pv. vitians (Brown 1918) Morinière et al. 2020

Germán V. Sandoya, Emma Rosenthal, Ivan Simko, Lis N. Rodrigues-Porto, William H. Wadlington, Carolee T. Bull, Amanda Carroll, 2022, Journal of Plant Pathology

Most-Cited Papers

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

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

Panagiotis F. Sarris, Emmanouil A. Trantas, David A. Baltrus, Carolee T. Bull, William Patrick Wechter, Shuangchun Yan, Filippos Ververidis, Nalvo F. Almeida, Corbin D. Jones, Jeffery L. Dangl, Nickolas J. Panopoulos, Boris A. Vinatzer, Dimitrios E. Goumas, 2013, PLoS One

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

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

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

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

Ryan J. Hayes, Mark A. Trent, Maria Jose Truco, Rudie Antonise, Richard W. Michelmore, Carolee T. Bull, 2014, Horticulture Research

List of new names of plant pathogenic bacteria (2011-2012)

C. T. Bull, T. A. Coutinho, T. P. Denny, G. Firrao, M. Fischer-Le Saux, X. Li, G. S. Saddler, M. Scortichini, D. E. Stead, Y. Takikawa, 2014, Journal of Plant Pathology on p. 223-226

News Articles Featuring Carolee Bull

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.