Tatiana Akimova (nee: Tikhomirova), MD, PhD

Research Assistant Professor of Pathology and Laboratory Medicine
Perelman School of Medicine at the University of Pennsylvania

Contact InformationThe Children's Hospital of Philadelphia
Division of Transplant Immunology, Department of Pathology and Laboratory Medicine
914G Abramson Research Center
3615 Civic Center Blvd, Philadelphia, PA 19104,USA
Philadelphia, PA 19104
Office: 267-426-9644
Fax: 215-426-1880


Research Expertise

Cancer immunology, transplant immunology, inflammation and tolerance, autoimmune diseases, obesity.
My main interest is biology of human FOXP3+ regulatory T cells (Treg) and T cells.
18 years of medical, clinical and research experience.


MD (Internal Medicine), St. Petersburg State Pavlov Medical University, St. Petersburg, Russia, 2001
PhD (Immunology and Allergy), Center for Molecular Medicine, St. Petersburg State Pavlov Medical University, 2006
Certific. (2 years program in Analytics and Statistical Studies, Biostatistics certificate), The Institute for Statistics Education, VA, USA, 2022

Specialty Certification

Postgraduate Training

Internship in Internal Medicine, including Endocrinology, Department of Therapy and Endocrine Diseases, St. Petersburg State Pavlov Medical University, 2001-2002
PhD Fellowship in Immunology and Allergy, Center for Molecular medicine, St. Petersburg State Pavlov Medical University., 2003-2006
Residency in Immunology and Allergy , Center for Molecular Medicine and Department of Therapy and Allergic Diseases,
St. Petersburg State Pavlov Medical University, 2005-2007

Awards and Honors

National Science Forum
1st & 2nd award winner of young scientist competition (for the best scientific work) at 7th, 8th and 9th National Science Forum with international participation “Days of Immunology in St. Petersburg” in 2003, 2004, 2005, 2003
Young Scientist Award 3rd award winner for the best scientific work, at St. Petersburg State Pavlov Medical University Young Scientist Society’s Russian National Conference with international participation, in 2004, 2004
Clinical Immunology
The paper “Histone/protein deacetylase inhibitors increase suppressive functions of human FOXP3+ Tregs” listed in Top 25 hottest articles, 2010
Molecular Cell Biology
The paper “Histone deacetylase 6 and heat shock protein 90 control the functions of Foxp3+ T-regulatory cells” listed in “Articles of significant interest selected from this issue., 2011
PLoS One
The paper "Helios expression is a marker of T cell activation and proliferation" was ranked as one of the top 2% of published articles in these fields by F1000., 2011
PLoS One
The paper "Helios expression is a marker of T cell activation and proliferation" was listed as in the top1% most cited papers at PLoS One., 2017

Memberships and Professional Organizations

American Association of Immunologists, 2012 - Present
American Thoracic Society, 2020 - Present

Web Links

Selected Publications

The poly (C)-binding protein Pcbp2 is essential for CD4+ T cell activation and proliferation

Massimo Martinelli, Gabrielle Aguilar, David SM Lee, Andrew Kromer, Nhu Nguyen, Benjamin J Wilkins, Tatiana Akimova, Ulf H Beier, Louis R Ghanem, Iscience 26(1): 105860, 2023, PMID:36632062

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Obesity-related IL-18 Impairs Treg Function and Promotes Lung Ischemia-reperfusion Injury

Tatiana Akimova, Tianyi Zhang, Lanette M Christensen, Zhonglin Wang, Rongxiang Han, Dmitry Negorev, Arabinda Samanta, Isaac E Sasson, Trivikram Gaddapara, Jing Jiao, Liqing Wang, Tricia R Bhatti, Matthew H Levine, Joshua M Diamond, Ulf H Beier, Rebecca A Simmons, Edward Cantu, David S Wilkes, David J Lederer, Michaela Anderson, Jason D Christie, Wayne W Hancock, American Journal of Respiratory and Critical Care Medicine 204(9): 1060-1074, 2021, PMID:34346860

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A Biological Circuit Involving Mef2c, Mef2d, and Hdac9 Controls the Immunosuppressive Functions of CD4+ Foxp3+ T-Regulatory Cells

Eros Di Giorgio, Liqing Wang, Yan Xiong, Lanette M Christensen, Tatiana Akimova, Rongxiang Han, Arabinda Samanta, Matteo Trevisanut, Claudio Brancolini, Ulf H Beier, Wayne W Hancock, Frontiers in Immunology 5(12): 703632, 2021, PMID:34290714

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The CCR2/MCP-1 Chemokine Pathway and Lung Adenocarcinoma

Mittal P, Wang L, Akimova T, Leach CA, Clemente JC, Sender MR, Chen Y, Turunen BJ, Hancock WW., Cancers (Basel) 11(12): 3723, 2020, PMID:33322474

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Mef2d sustains activation of effector Foxp3+ Tregs during transplant survival and anticancer immunity

Di Giorgio E, Wang L, Xiong Y, Akimova T, Christensen LM, Han R, Samanta A, Trevisanut M, Bhatti TR, Beier UH, Hancock WW, The Journal of Clinical Investigation 12(130): , 2020, PMID:32790649

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HDAC10 deletion promotes Foxp3(+) T-regulatory cell function

Dahiya S, Beier UH, Wang L, Han R, Jiao J, Akimova T, Angelin, A., Wallace, D. C., Hancock, W. W., Scientific Reports 1(10): 424, 2020, PMID:31949209

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Inhibiting the coregulator CoREST impairs Foxp3+ Treg function and promotes antitumor immunity

Xiong Y, Wang L, Di Giorgio E, Akimova T, Beier UH, Han R, Trevisanut M, Kalin JH, Cole PA, Hancock WW, The Journal of Clinical Investigation 130(4): 1830-42, 2020, PMID:31917688

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Lactate Limits T Cell Proliferation via the NAD(H) Redox State

Quinn WJ 3rd, Jiao J, TeSlaa T, Stadanlick J, Wang Z, Wang L, Akimova T, Angelin A, Schafer PM, Cully MD, Perry C, Kopinski PK, Guo L, Blair IA, Ghanem LR, Leibowitz MS, Hancock WW, Moon EK, Levine MH, Eruslanov EB, Wallace DC, Baur JA, Beier UH., Cell Reports 15(33): 108500, 2020

Human tumor-associated monocytes/macrophages and their regulation of T cell responses in early-stage lung cancer

Singhal S, Stadanlick J, Annunziata MJ, Rao AS, Bhojnagarwala PS, O'Brien S, Moon EK, Cantu E, Danet-Desnoyers G, Ra HJ, Litzky L, Akimova T, Beier UH, Hancock WW, Albelda SM and Eruslanov EB, Sci Transl Med 11(479): , 2019

Complementary Roles of GCN5 and PCAF in Foxp3+ T-Regulatory Cells

Liu Y, Bao C, Wang L, Han R, Beier UH, Akimova T, Cole PA, Dent SYR, Hancock WW, Cancers 4(11): , 2019, PMID:31003455

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