Erika Ganda

Emphasis Area Representative, Microbiome Sciences; Associate Professor of Food Animal Microbiomes

Erika Ganda

Research Summary

Developing practical ways to leverage the microbiome to improve food safety and improve food production animals' production efficiency.

Huck Graduate Students

Huck Affiliations

Links

Most Recent Publications

Analysis of metagenomic data

Shaopeng Liu, Judith Rodriguez, Viorel Munteanu, Cynthia Ronkowski, Nitesh Sharma, Mohammed Alser, Francesco Andreace, Ran Blekhman, Dagmara Błaszczyk, Rayan Chikhi, Keith Crandall, Katja Della Libera, Dallace Francis, Alina Frolova, Abigail Gancz, Naomi Huntley, Pooja Jaiswal, Tomasz Kosciolek, Pawel Łabaj, Wojciech Łabaj, Tu Luan, Christopher Mason, Ahmed Moustafa, Harihara Muralidharan, Onur Mutlu, Nika Ghiasi, Ali Rahnavard, Fengzhu Sun, Shuchang Tian, Braden Tierney, Emily Van Syoc, Riccardo Vicedomini, Joseph Zackular, Alex Zelikovsky, Kinga Zielińska, Erika Ganda, E Davenport, Mihai Pop, D Koslicki, Serghei Mangul, 2025, Nature Reviews Methods Primers

Ecologically expanding the One Health framework to unify the microbiome sciences

Nichole Ginnan, Sharifa G. Crandall, Madangchanok Imchen, Francisco Dini-Andreote, Tim I. Miyashiro, Vishal Singh, Erika Ganda, Seth R. Bordenstein, 2025, mBio

Antimicrobial Resistance and Zoonotic Potential of Nontyphoidal Salmonella From Household Dogs

Sophia M. Kenney, Nkuchia M. M'ikanatha, Erika Ganda, 2025, Zoonoses and Public Health on p. 84-94

Corrigendum: Use of intrauterine dextrose as an alternative to systemic antibiotics for treatment of clinical metritis in dairy cattle: a microbiome perspective (Frontiers in Veterinary Science, (2024), 11, (1478288), 10.3389/fvets.2024.1478288)

Jennine Lection, Emily Van Syoc, Asha Miles, Julia Hamilton, Marcela Martinez, Santiago Bas, Justin Silverman, Adrian Barragan, Erika Ganda, 2025, Frontiers in Veterinary Science

A comparative study of the bacterial diversity and composition of nursery piglets’ oral fluid, feces, and housing environment

Vinicius Buiatte, Ana Fonseca, Paloma Alonso Madureira, Andréia Cristina Nakashima Vaz, Polyana Cristine Tizioto, Ana Maria Centola Vidal, Erika Ganda, Vera Letticie de Azevedo Ruiz, 2024, Scientific Reports

Development and evaluation of statistical and artificial intelligence approaches with microbial shotgun metagenomics data as an untargeted screening tool for use in food production

Kristen L. Beck, Niina Haiminen, Akshay Agarwal, Anna Paola Carrieri, Matthew Madgwick, Jennifer Kelly, Victor Pylro, Ban Kawas, Martin Wiedmann, Erika Ganda, 2024, mSystems

Identifying knowledge gaps surrounding antimicrobial resistance: An exploratory study of antimicrobial resistant genes on Pennsylvania dairy farms

Elizabeth Ransom, Stephanie Bierly, Erika Ganda, 2024, Journal of Rural Studies

Whole-genome sequencing of three ciprofloxacin-resistant Salmonella Reading (ST93) strains, an emerging Salmonella serovar in the poultry sector of Pakistan

Abubakar Siddique, Azka Tauqeer, Amjad Ali, Aitezaz Ahsan, Sajid Iqbal, Ami Patel, Terence Moore, Erika Ganda, Abdur Rahman, 2024, Genome Announcements

Comparative genomic analysis of Brazilian Mesomycoplasma ovipneumoniae strains revealed genomic differences associated with the geographic origin and health status and mutations in the gyrA

N. C. Gaeta, A. M. de Sá Guimarães, J. Timenetsky, S. Clouser, L. Gregory, E. Ganda, 2024, Veterinary Microbiology

Changes in the type 2 diabetes gut mycobiome associate with metformin treatment across populations

Emily Van Syoc, Michelle Nixon, Justin Silverman, Yuhong Lou, Yuhong Luo, Frank Gonzalez, Ilze Elbere, Janis Klovins, Andrew D. Patterson, Connie Rogers, Erika Ganda, 2024, mBio on p. e0016924

Most-Cited Papers

Prepartum and postpartum rumen fluid microbiomes: Characterization and correlation with production traits in dairy cows

Fabio S. Lima, Georgios Oikonomou, Svetlana F. Lima, Marcela L.S. Bicalho, Erika K. Ganda, Jose C. de Oliveira Filho, Gustavo Lorenzo, Plamen Trojacanec, Rodrigo C. Bicalho, 2015, Applied and Environmental Microbiology on p. 1327-1337

Oral administration of Faecalibacterium prausnitzii decreased the incidence of severe diarrhea and related mortality rate and increased weight gain in preweaned dairy heifers

Carla Foditsch, Richard Van Vleck Pereira, Erika Korzune Ganda, Marilia Souza Gomez, Eduardo Carvalho Marques, Thiago Santin, Rodrigo Carvalho Bicalho, 2015, PLoS One

Longitudinal metagenomic profiling of bovine milk to assess the impact of intramammary treatment using a third-generation cephalosporin

Erika K. Ganda, Rafael S. Bisinotto, Svetlana F. Lima, Kristina Kronauer, Dean H. Decter, Georgios Oikonomou, Ynte H. Schukken, Rodrigo C. Bicalho, 2016, Scientific Reports

The bovine colostrum microbiome and its association with clinical mastitis

Svetlana F. Lima, Andre G.V. Teixeira, Fabio S. Lima, Erika K. Ganda, Catherine H. Higgins, Georgios Oikonomou, Rodrigo C. Bicalho, 2017, Journal of Dairy Science on p. 3031-3042

Complex Interactions Between Weather, and Microbial and Physicochemical Water Quality Impact the Likelihood of Detecting Foodborne Pathogens in Agricultural Water

Daniel Weller, Natalie Brassill, Channah Rock, Renata Ivanek, Erika Mudrak, Sherry Roof, Erika Ganda, Martin Wiedmann, 2020, Frontiers in Microbiology

Normal milk microbiome is reestablished following experimental infection with Escherichia coli independent of intramammary antibiotic treatment with a third-generation cephalosporin in bovines

Erika K. Ganda, Natalia Gaeta, Anja Sipka, Brianna Pomeroy, Georgios Oikonomou, Ynte H. Schukken, Rodrigo C. Bicalho, 2017, Microbiome

Evaluation of an on-farm culture system (Accumast) for fast identification of milk pathogens associated with clinical mastitis in dairy cows

Erika Korzune Ganda, Rafael Sisconeto Bisinotto, Dean Harrison Decter, Rodrigo Carvalho Bicalho, 2016, PLoS One

Lameness prevalence and risk factors in large dairy farms in upstate New York. Model development for the prediction of claw horn disruption lesions

Carla Foditsch, Georgios Oikonomou, Vinícius Silva Machado, Marcela Luccas Bicalho, Erika Korzune Ganda, Svetlana Ferreira Lima, Rodolfo Rossi, Bruno Leonardo Ribeiro, Arieli Kussler, Rodrigo Carvalho Bicalho, 2016, PLoS One

Associations among Trueperella pyogenes, endometritis diagnosis, and pregnancy outcomes in dairy cows

M. L.S. Bicalho, F. S. Lima, V. S. Machado, E. B. Meira, E. K. Ganda, C. Foditsch, R. C. Bicalho, R. O. Gilbert, 2016, Theriogenology on p. 267-274

Deciphering upper respiratory tract microbiota complexity in healthy calves and calves that develop respiratory disease using shotgun metagenomics

Natália C. Gaeta, Svetlana F. Lima, Andre G. Teixeira, Erika K. Ganda, Georgios Oikonomou, Lilian Gregory, Rodrigo C. Bicalho, 2017, Journal of Dairy Science on p. 1445-1458

News Articles Featuring Erika Ganda

Jun 10, 2025

Q&A: Unifying the microbiome sciences for global health and sustainability

Recently, members of Penn State's One Health Microbiome Center published an article in the American Society for Microbiology’s flagship journal, mBio. In this Q&A, a few of the paper’s authors discussed how the center is leading the charge to breakdown traditional disciplinary silos and expand the One Health focus to include more than just pathogenic microbial threats.

Full Article

Jun 09, 2025

Two Penn State doctoral students selected for industry internship in Germany

The One Health Microbiome Center (OHMC) in the Huck Institutes of the Life Sciences at Penn State is sending two doctoral students to Hilden, Germany, for a seven-week industry internship at the headquarters of QIAGEN, a global leader in biotechnology for life sciences diagnostics, equipment and research.

Full Article

Mar 15, 2025

Ag Sciences research institute SAFES funds projects addressing critical issues

Penn State’s College of Agricultural Sciences, through its Institute for Sustainable Agricultural, Food and Environmental Science, known as SAFES, announced funding awards to accelerate the advancement of its Critical Issues Initiatives. These initiatives serve as the college’s impact hubs, addressing urgent and high-impact challenges through targeted efforts and innovative projects.

Full Article

Mar 14, 2025

Virtual lecture to explore the importance of maintaining healthy ecosystems

On March 25, Erika Ganda, an assistant professor in Penn State’s Department of Animal Science, will discuss via Zoom how microbes in animals, people and the environment are interconnected through a concept known as “One Health.” The lecture is part of the Penn State Alumni Association's Virtual Speaker Series.

Full Article

Jan 25, 2025

America's favorite pets may be salmonella spreaders. How to love Fido safely

A new study from Pennsylvania State University finds that household dogs can be a little-known contributor to the spread of antibiotic-resistant salmonella, which has become a serious public health concern.

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Jan 13, 2025

How your pet dog could be spreading salmonella amid serious public health concern

Salmonella can pose serious health risks - it is important to remain vigilant and informed about potential risks, especially when living closely with animals.

Full Article

Dec 27, 2024

Pet dogs often overlooked as spreaders of antimicrobial-resistant Salmonella

Antibiotic-resistant Salmonella is a serious public health concern that has increased in recent years as the bacteria have developed ways to survive drugs, according to a release from Penn State University.

Full Article

Dec 23, 2024

Pet dogs often overlooked as spreader of antimicrobial-resistant Salmonella

A team of Penn State researchers have found that household dogs are an overlooked transmission point for zoonotic pathogens such as nontyphoidal Salmonella.

Full Article

Dec 18, 2024

New treatment for dairy cows could help fight antibiotic resistance, study finds

A concentrated sugar solution could be just as effective as antibiotics at treating a common infection in dairy cows, according to a new study led by researchers at Penn State.

Full Article

Dec 09, 2024

The stories that defined 2024 for the One Health Microbiome Center at Penn State

The One Health Microbiome Center has grown, and 2024’s most popular articles below highlight the determination and innovative research by Center members in the gut microbiome, nutritional sciences, food science and agriculture, in addition to headlines featuring partnerships and internships paving the way for future success.

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Oct 10, 2024

AI decodes microbes’ message in milk safety testing approach

By combining the genetic sequencing and analysis of the microbes in a milk sample with artificial intelligence (AI), researchers were able to detect anomalies in milk production, such as contamination or unauthorized additives.

Full Article

May 22, 2024

Type 2 diabetes treatment found to impact fungal community in human gut

Penn State researchers have published findings showing the effects of Type 2 diabetes and metformin, a common treatment for that condition, effect the human gut mycobiome.

Full Article

Apr 12, 2024

Probiotic feed additive boosts growth, health in poultry in place of antibiotics

Antimicrobial resistance is an increasingly serious threat for public health, and the use of antimicrobials in livestock feed has been a major contributing factor in the emergence and spread of antimicrobial resistance to many drugs, according to the U.S. National Institutes of Health.

Full Article

Jan 05, 2024

The stories that defined 2023 for the One Health Microbiome Center

A list of the top 10 most popular Penn State News articles about the One Health Microbiome Center

Full Article

Dec 13, 2023

Antimicrobial Resistance Awareness Day Sheds Light on Crucial Health Challenge

On November 30, the One Health Microbiome Center brought together a multidisciplinary group of clinicians, experts, and researchers to discuss the issue of antimicrobial resistance, a major public health challenge.

Full Article

Dec 07, 2023

USDA grant supports reproductive microbiome training program

The USDA NIFA has awarded Penn State a five-year, US$238,500 grant to establish a graduate training pipeline in reproductive microbiome research

Full Article

Dec 06, 2023

New USDA grant to support graduate reproductive microbiome training program

The USDA NIFA has awarded Penn State a five-year, $238,500 grant to establish a graduate training pipeline in reproductive microbiome research.

Full Article

Sep 07, 2023

One Health Microbiome Center honors creativity and mentoring with award series

The One Health Microbiome Center (OHMC) below has named eight recipients for its 2023-24 Inaugural Award Series.

Full Article

Aug 23, 2023

Animal microbiome researcher awarded $1.3M to study pathogenic threats

Erika Ganda was recently awarded two grants totaling $1.3 million from the U.S. Department of Agriculture (USDA) to lead teams of scientists in studies of pathogenic threats to livestock and people.

Full Article

May 15, 2023

Penn State's renamed One Health Microbiome Center affirms broad expertise

The Microbiome Center in the Huck Institutes of the Life Sciences at Penn State has announced its renaming to the One Health Microbiome Center (OHMC), the first center in the world to integrate "One Health" with the microbiome sciences.

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Mar 02, 2023

New partnership will address health and food safety challenges in Kenya

Representatives from Penn State, Meru University of Science and Technology, and Meru County in Kenya signed a memorandum of understanding today (March 2) in a ceremony in Kenya to formally commence their new partnership. This collaboration also will involve the Technical University of Denmark.

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Feb 17, 2023

Graduate student in College of Ag Sciences gets USDA-APHIS training fellowship

A Penn State graduate student has received a highly competitive and prestigious fellowship from the U.S. Department of Agriculture’s Animal and Plant Health Inspection Service (APHIS) to participate in its National Scientist Training Program.

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Dec 22, 2022

2022 Top 10 Most Popular Microbiome Center News Articles

The stories that made the year in 2022 for the Penn State Microbiome Center

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May 25, 2022

Three Physiology Students Awarded USDA Fellowships

Three graduate students in the Huck Institutes' Integrative and Biomedical Physiology program have recently been awarded fellowships by the United States Department of Agriculture (USDA) to support their continued research.

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Mar 02, 2022

Students in Department of Animal Science receive accolades for research

There are many opportunities to participate in undergraduate- and graduate-level research in Penn State’s College of Agricultural Sciences. Graduate students Emily Van Syoc and Sophia Kenney are among those reaping the numerous benefits.

Full Article