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Research

Biostatistics Core


About the Core

Biostatistics, bioinformatics, and collaborative health research

Directed by Dr. Xiaoli Zhang, the Biostatistics Core at USF Health College of Nursing applies statistical analysis and computational biology to research on cancer, infectious disease, and other health conditions.

The Zhang Lab is Dr. Zhang’s research group within the Core.

Meet the Team

  • Xiaoli Zhang

    About Dr. Zhang

    Dr. Zhang leads the Biostatistics Core at the USF Health College of Nursing. Her research combines multi-omics and clinical information to study disease mechanisms and identify biomarkers, with interests spanning cancer, infectious disease and Alzheimer’s disease.

    View Professional Profile      View CV


    Education

    • PhD in Molecular Biology, University of Iowa

    • MS in Statistics, University of Iowa

    • MS in Molecular and Cellular Biology, University of Science and Technology of China

    • BS in Biochemistry, Yantai University


    Research Interests

    • Biostatistics

    • Bioinformatics

    • Multi-omics

    • Machine learning


    Projects

    How single-cell atlases define progenitor-exhausted T cells
    Cancer immunology | Manuscript in preparation

    Comparing published CD8+ T-cell atlases and how their definitions affect automated annotation, clonal analyses and clinical associations.

    Cross-region gene-expression signatures in Alzheimer’s disease
    Neurodegeneration | Published study

    Combining brain transcriptomic datasets to identify gene-expression changes associated with Alzheimer’s disease across regions and cohorts.

    Role: Conceptualization, methods and manuscript review


    Funded Collaborations

    Role of the non-canonical inflammasome in SARS-CoV-2-mediated pathology and coagulopathy
    Infectious disease | Funded collaboration

    Investigating inflammasome biology in SARS-CoV-2 pathology and coagulopathy.

    Role: PI and Director, Biostatistics and Bioinformatics Core

    Elucidation of human natural killer cell development
    Cancer immunology | Funded collaboration

    Studying NK-cell development in human tissues and its relationship to endometrial cancer.

    Role: Co-investigator / Site PI

    Targeting specific microRNA to alleviate Alzheimer’s disease pathobiology
    Neurodegeneration | Funded collaboration

    Examining microRNA regulation of autophagy and amyloid-beta clearance in Alzheimer’s disease.

    Role: Co-investigator / Site PI

    Targeting c-Myc stability in c-Myc-overexpressing large B-cell lymphoma
    Cancer biology | Funded collaboration

    Studying c-Myc regulation, tegavivint treatment and resistance mechanisms in large B-cell lymphoma.

    Role: Co-investigator / Site PI

    The role of the non-canonical inflammasome in innate immunity
    Infectious disease | Funded collaboration

    Investigating caspase-11-mediated clearance of Legionella infection.

    Role: Co-investigator / Site PI

    Host responses to the pore-forming toxin Listeriolysin O
    Infectious disease | Funded collaboration

    Studying host responses to Listeriolysin O and their relevance to therapies for toxin-mediated disease.

    Role: Co-investigator / Site PI


    Publications

    Shah, K., Littlestone, E., Ahmmad, M., Wang, C., Xu, Y., & Zhang, X. (2026). A cross-region meta-analysis and machine learning identifies a 37-gene signature associated with Alzheimer’s disease. Biomedicines, 14(9), 2032.

    Read Publication

    Kim, D., Allen, C. A., Chung, D., Meng, L., Zhang, X., Zhang, W., Ouyang, Y., Li, Z., & Hong, F. (2025). A novel TLR4 accessory molecule drives hepatic oncogenesis through tumor-associated macrophages. Cancer Letters, 217543.

    Read Publication

    Brown-Burke, F., Saadey, R., Mao, H. C. C., Marra, P., Brooks, E., Wandtke, A., Hout, I., Leon, S., Sharma, A., Yasin, A., Cash, T., Ahmed, E. H., Baiocchi, E. J., Finoti, S. S., Zhang, X., Bhagwat, N., Vaddi, K., Scherle, P., Mozhenkova, A., … Shindiapina, P. (2025). PRMT5 inhibition reduces hyperinflammation in a murine model of secondary hemophagocytic lymphohistiocytosis (HLH). Blood Advances.

    Read Publication

    Majumder, S., Mishra, S., Shinde, N., Cuitino, M. C., Bauer, M., Ahirwar, D., Basree, M. M., Bharti, V., Ormiston, K., Mawalkar, R., Alsammerai, S., Sarathy, G., Vilgelm, A. E., Zhang, X., Ganju, R. K., & Ramaswamy, B. (2025). Divergent paths of mammary gland involution: Unveiling the cellular dynamics in abruptly and gradually involuted mouse models. Breast Cancer Research, 27(1), 1.

    Read Publication

    Zhang, X., Huang, Y., Yang, Y., Wang, Q. E., & Li, L. (2024). Advancements in prospective single-cell lineage barcoding and their applications in research. Genome Research.

    Read Publication

    Singh, D., Qiu, Z., Jonathan, S. M., Fa, P., Thomas, H., Prasad, C. B., Cai, S., Wang, J. J., Yan, C., Zhang, X., Venere, M., Li, Z., Sizemore, S. T., Wang, Q. E., & Zhang, J. (2024). PP2A B55alpha inhibits epithelial-mesenchymal transition via regulation of Slug expression in non-small cell lung cancer. Cancer Letters, 598, 217110.

    Read Publication

    Prislusky, M. I., Lam, J. G. T., Contreras, V. R., Ng, M., Chamberlain, M., Pathak-Sharma, S., Fields, M., Zhang, X., Amer, A. O., & Seveau, S. (2024). The septin cytoskeleton is required for plasma membrane repair. EMBO Reports, 25(9), 3870–3895.

    Read Publication

    Kuang, Z., Miao, J., & Zhang, X. (2024). Serum albumin and derived neutrophil-to-lymphocyte ratio are potential predictive biomarkers for immune checkpoint inhibitors in small cell lung cancer. Frontiers in Immunology, 15, 1327449.

    Read Publication

    Prasad, C. B., Oo, A., Liu, Y., Qiu, Z., Zhong, Y., Li, N., Singh, D., Xin, X., Cho, Y. J., Li, Z., Zhang, X., Yan, C., Zheng, Q., Wang, Q. E., Guo, D., Kim, B., & Zhang, J. (2024). The thioredoxin system determines CHK1 inhibitor sensitivity via redox-mediated regulation of ribonucleotide reductase activity. Nature Communications, 15(1), 4667.

    Read Publication

    Denlinger, N., Song, N. J., Zhang, X., Jeon, H., Peterson, C., Wang, Y., Reynolds, K., Bolz, R. M., Miao, J., Song, C., Wu, D., Chan, W. K., Bezerra, E., Epperla, N., Voorhees, T. J., Brammer, J., Kittai, A. S., Bond, D. A., Sawalha, Y., … Yang, Y. (2024). Postinfusion PD-1+ CD8+ CAR T cells identify patients responsive to CD19 CAR T-cell therapy in non-Hodgkin lymphoma. Blood Advances, 8(12), 3140–3153.

    Read Publication

    Liu, Z., Liao, Y., Hwang, C. L., Rethorst, C. D., & Zhang, X. (2024). Associations of online health information seeking with health behaviors of cancer survivors. Digital Health, 10, 20552076241238074.

    Read Publication

  • About Ethan

    Ethan works on cancer immunotherapy, focusing on CD8+ T-cell exhaustion and progenitor-exhausted T cells. He uses single-cell and multi-omics analyses, AI-assisted workflows and research software to compare cell-state definitions and examine their implications for clinical analyses.

    He develops reproducible analyses using Python, R, Bash and high-performance computing, with experience using Snakemake and Nextflow.

    ORCID      View Résumé


    Previous Experience

    Before joining USF, Ethan held research appointments in the NIH Critical Care Medicine Department, where he studied fungal protein function and evolution using sequence analysis, Foldseek and AlphaFold. His earlier laboratory work at Rapid Genomics and the University of Florida included sequencing-library preparation, agricultural genotyping and mammalian cell culture for vaccine research.


    Education

    • MS in Bioinformatics, Northeastern University

    • MS in Microbiology and Cell Science, University of Florida

    • BS in Microbiology and Cell Science, University of Florida


    Research Interests

    • Cancer immunotherapy

    • Single-cell and multi-omics analysis

    • Infectious disease

    • Structural bioinformatics

    • Machine learning and AI

    • Reproducible research software


    Projects

    How single-cell atlases define progenitor-exhausted T cells
    Cancer immunology | Manuscript in preparation

    Comparing published CD8+ T-cell atlases and how their definitions affect automated annotation, clonal analyses and clinical associations.

    Cross-region gene-expression signatures in Alzheimer’s disease
    Neurodegeneration | Published study

    Combining brain transcriptomic datasets to identify gene-expression changes associated with Alzheimer’s disease across regions and cohorts.

    Role: Manuscript review and editing


    Publications

    Shah, K., Littlestone, E., Ahmmad, M., Wang, C., Xu, Y., & Zhang, X. (2026). A cross-region meta-analysis and machine learning identifies a 37-gene signature associated with Alzheimer’s disease. Biomedicines, 14(9), 2032.

    Read Publication

  • About Kashvi

    Kashvi studies Alzheimer’s disease using transcriptomics, statistical genomics and machine learning.

    Her first-author study combined five bulk RNA-sequencing datasets to identify a 37-gene signature associated with the disease across brain regions, examine its relationship with neuropathology and evaluate it in independent cohorts.

    ORCID


    Previous Experience

    Kashvi’s broader experience includes cancer genomics, single-cell RNA sequencing, whole-exome and whole-genome sequencing and ChIP-seq. She develops reproducible analysis workflows with Python, R and Linux-based computing tools.


    Education

    • MS in Bioinformatics and Computational Biology, University of South Florida

    • PharmD, Gujarat Technological University


    Research Interests

    • Alzheimer’s disease

    • Transcriptomics

    • Statistical genomics

    • Meta-analysis

    • Machine learning

    • Clinical pharmacy


    Projects

    Cross-region gene-expression signatures in Alzheimer’s disease
    Neurodegeneration | Published study

    Combining brain transcriptomic datasets to identify gene-expression changes associated with Alzheimer’s disease across regions and cohorts.

    Role: Conceptualization, methods and formal analysis; first author


    Publications

    Shah, K., Littlestone, E., Ahmmad, M., Wang, C., Xu, Y., & Zhang, X. (2026). A cross-region meta-analysis and machine learning identifies a 37-gene signature associated with Alzheimer’s disease. Biomedicines, 14(9), 2032.

    Read Publication

  • About Tanner

    Tanner works on statistical and genomic analyses of non-small cell lung cancer. His work includes somatic mutation analysis to study clonal hematopoiesis and clinical data collection for immunotherapy biomarker and outcome studies.

    He uses R, SAS and Python for data management, statistical analysis and visualization, drawing on his training in applied biostatistics and epidemiology. His broader research experience spans Alzheimer’s disease clinical trials, trauma research and infectious disease surveillance.


    Previous Experience

    Tanner’s previous research includes analyses of Alzheimer’s disease clinical trial availability, effect sizes reported in biomedical studies and statistical support for trauma research. He also gained experience in infectious disease surveillance through an epidemiology internship with the Florida Department of Health.


    Education

    • MPH in Applied Biostatistics, University of South Florida

    • Graduate Certificate in Concepts and Tools of Epidemiology, University of South Florida

    • BS in Public Health, University of South Florida


    Research Interests

    • Biostatistics

    • Cancer genomics

    • Immunotherapy outcomes

    • Epidemiology

  • Md Rougnu Ahmmad

    About Dr. Ahmmad

    Ethan works on cancer immunotherapy, focusing on CD8+ T-cell exhaustion and progenitor-exhausted T cells. He uses single-cell and multi-omics analyses, AI-assisted workflows and research software to compare cell-state definitions and examine their implications for clinical analyses.

    He develops reproducible analyses using Python, R, Bash and high-performance computing, with experience using Snakemake and Nextflow.

    View Professional Profile


    Education

    • PhD in Biostatistics and Data Science, University of Mississippi, 2022


    Research Interests

    • Biostatistics

    • Machine learning

    • Cancer epidemiology

    • Survival analysis


    Projects

    Cross-region gene-expression signatures in Alzheimer’s disease
    Neurodegeneration | Published study

    Combining brain transcriptomic datasets to identify gene-expression changes associated with Alzheimer’s disease across regions and cohorts.

    Role: Manuscript review and editing


    Publications

    Shah, K., Littlestone, E., Ahmmad, M., Wang, C., Xu, Y., & Zhang, X. (2026). A cross-region meta-analysis and machine learning identifies a 37-gene signature associated with Alzheimer’s disease. Biomedicines, 14(9), 2032.

    Read Publication

Zhang Lab

The Zhang Lab is Dr. Xiaoli Zhang’s research group within the Biostatistics Core. The lab applies biostatistics, bioinformatics and data science to research in areas including cancer immunology and Alzheimer’s disease.

Explore the Zhang Lab

Zhang Lab Research

  • How single-cell atlases define progenitor-exhausted T cells

    Cancer immunology | Manuscript in preparation

    Comparing published CD8+ T-cell atlases and how their definitions affect automated annotation, clonal analyses and clinical associations.

    Contributors: Xiaoli Zhang and Ethan Littlestone


    Cross-region gene-expression signatures in Alzheimer’s disease

    Neurodegeneration | Published study

    Combining brain transcriptomic datasets to identify gene-expression changes associated with Alzheimer’s disease across regions and cohorts.

    Contributors: Xiaoli Zhang, Ethan Littlestone, Kashvi Chirag Shah and Md Roungu Ahmmad

    Read Publication

  • T-cell atlas data portal
    In development

    A resource for exploring atlas definitions, gene expression and annotation results.


    Multi-reference annotation CLI
    In development

    A tool designed to run supported annotation algorithms against multiple reference atlases.

Research and Scholarly Activity

  • Role of the non-canonical inflammasome in SARS-CoV-2-mediated pathology and coagulopathy

    Infectious disease

    Investigating inflammasome biology in SARS-CoV-2 pathology and coagulopathy.

    Funding: NIH/NIAID | P01AI175399
    Award period: April 10, 2024–March 31, 2029
    Multiple principal investigators: Amer, Cormet-Boyaka and Li, Ohio State University
    Core contributor: Xiaoli Zhang, PhD, MS | PI and Director, Biostatistics and Bioinformatics Core

    View Award Information


    Elucidation of human natural killer cell development

    Cancer immunology

    Studying natural killer (NK) cell development in human tissues and its relationship to endometrial cancer.

    Funding: NIH/NCI | R01CA208353
    Award period: May 1, 2023–April 30, 2028
    Principal investigator: Freud, Ohio State University
    Core contributor: Xiaoli Zhang, PhD, MS | Co-investigator / Site PI

    View Award Information


    Targeting specific microRNA to alleviate Alzheimer’s disease pathobiology

    Neurodegeneration

    Examining microRNA regulation of autophagy and amyloid-beta clearance in Alzheimer’s disease.

    Funding: NIH/NIA | R01AG082113
    Award period: April 1, 2023–March 31, 2028
    Principal investigator: Amer, Ohio State University
    Core contributor: Xiaoli Zhang, PhD, MS | Co-investigator / Site PI

    View Award Information


    Targeting c-Myc stability in c-Myc-overexpressing large B-cell lymphoma

    Cancer biology

    Studying c-Myc regulation, tegavivint treatment and resistance mechanisms in large B-cell lymphoma.

    Funding: NIH/NCI | R01CA266682
    Award period: April 1, 2022–March 31, 2027
    Principal investigator: Alinari, Ohio State University
    Core contributor: Xiaoli Zhang, PhD, MS | Co-investigator / Site PI

    View Award Information


    The role of the non-canonical inflammasome in innate immunity

    Infectious disease

    Investigating caspase-11-mediated clearance of Legionella infection.

    Funding: NIH/NIAID | R01AI159452
    Award period: June 11, 2021–May 31, 2026
    Principal investigator: Amer, Ohio State University
    Core contributor: Xiaoli Zhang, PhD, MS | Co-investigator / Site PI

    View Award Information


    Host responses to the pore-forming toxin Listeriolysin O

    Infectious disease

    Studying host responses to Listeriolysin O and their relevance to therapies for toxin-mediated disease.

    Funding: NIH/NIAID | R01AI157205
    Award period: June 11, 2021–May 31, 2026
    Principal investigator: Seveau, Ohio State University
    Core contributor: Xiaoli Zhang, PhD, MS | Co-investigator / Site PI

    View Award Information

  • Shah, K., Littlestone, E., Ahmmad, M., Wang, C., Xu, Y., & Zhang, X. (2026). A cross-region meta-analysis and machine learning identifies a 37-gene signature associated with Alzheimer’s disease. Biomedicines, 14(9), 2032.


    Read Publication


    Kim, D., Allen, C. A., Chung, D., Meng, L., Zhang, X., Zhang, W., Ouyang, Y., Li, Z., & Hong, F. (2025). A novel TLR4 accessory molecule drives hepatic oncogenesis through tumor-associated macrophages. Cancer Letters, 217543.


    Read Publication


    Brown-Burke, F., Saadey, R., Mao, H. C. C., Marra, P., Brooks, E., Wandtke, A., Hout, I., Leon, S., Sharma, A., Yasin, A., Cash, T., Ahmed, E. H., Baiocchi, E. J., Finoti, S. S., Zhang, X., Bhagwat, N., Vaddi, K., Scherle, P., Mozhenkova, A., … Shindiapina, P. (2025). PRMT5 inhibition reduces hyperinflammation in a murine model of secondary hemophagocytic lymphohistiocytosis (HLH). Blood Advances.


    Read Publication


    Majumder, S., Mishra, S., Shinde, N., Cuitino, M. C., Bauer, M., Ahirwar, D., Basree, M. M., Bharti, V., Ormiston, K., Mawalkar, R., Alsammerai, S., Sarathy, G., Vilgelm, A. E., Zhang, X., Ganju, R. K., & Ramaswamy, B. (2025). Divergent paths of mammary gland involution: Unveiling the cellular dynamics in abruptly and gradually involuted mouse models. Breast Cancer Research, 27(1), 1.


    Read Publication


    Zhang, X., Huang, Y., Yang, Y., Wang, Q. E., & Li, L. (2024). Advancements in prospective single-cell lineage barcoding and their applications in research. Genome Research.


    Read Publication


    Singh, D., Qiu, Z., Jonathan, S. M., Fa, P., Thomas, H., Prasad, C. B., Cai, S., Wang, J. J., Yan, C., Zhang, X., Venere, M., Li, Z., Sizemore, S. T., Wang, Q. E., & Zhang, J. (2024). PP2A B55alpha inhibits epithelial-mesenchymal transition via regulation of Slug expression in non-small cell lung cancer. Cancer Letters, 598, 217110.


    Read Publication


    Prislusky, M. I., Lam, J. G. T., Contreras, V. R., Ng, M., Chamberlain, M., Pathak-Sharma, S., Fields, M., Zhang, X., Amer, A. O., & Seveau, S. (2024). The septin cytoskeleton is required for plasma membrane repair. EMBO Reports, 25(9), 3870–3895.


    Read Publication


    Kuang, Z., Miao, J., & Zhang, X. (2024). Serum albumin and derived neutrophil-to-lymphocyte ratio are potential predictive biomarkers for immune checkpoint inhibitors in small cell lung cancer. Frontiers in Immunology, 15, 1327449.


    Read Publication


    Prasad, C. B., Oo, A., Liu, Y., Qiu, Z., Zhong, Y., Li, N., Singh, D., Xin, X., Cho, Y. J., Li, Z., Zhang, X., Yan, C., Zheng, Q., Wang, Q. E., Guo, D., Kim, B., & Zhang, J. (2024). The thioredoxin system determines CHK1 inhibitor sensitivity via redox-mediated regulation of ribonucleotide reductase activity. Nature Communications, 15(1), 4667.


    Read Publication


    Denlinger, N., Song, N. J., Zhang, X., Jeon, H., Peterson, C., Wang, Y., Reynolds, K., Bolz, R. M., Miao, J., Song, C., Wu, D., Chan, W. K., Bezerra, E., Epperla, N., Voorhees, T. J., Brammer, J., Kittai, A. S., Bond, D. A., Sawalha, Y., … Yang, Y. (2024). Postinfusion PD-1+ CD8+ CAR T cells identify patients responsive to CD19 CAR T-cell therapy in non-Hodgkin lymphoma. Blood Advances, 8(12), 3140–3153.


    Read Publication


    Liu, Z., Liao, Y., Hwang, C. L., Rethorst, C. D., & Zhang, X. (2024). Associations of online health information seeking with health behaviors of cancer survivors. Digital Health, 10, 20552076241238074.


    Read Publication

Contact the Core

Xiaoli Zhang

Interested in a project or collaboration?

Xiaoli Zhang, PhD, MS
Professor and Director, Biostatistics Core

USF Health College of Nursing
12901 Bruce B. Downs Blvd., MDC 22
Tampa, FL 33612

Email Dr. Zhang

813-905-1067