Medical School

  • Emory University , 1999 , Atlanta , GA


  • Emory University School of Medicine , 2003 , Atlanta , GA


  • Aflac Cancer Center and Blood Disorders Service, Emory University School of Medicine , 2005 , Atlanta , GA


  • American Board of Pediatrics, Pediatric Hematology and Oncology


Publications powered by Harvard Catalyst Profiles

  1. Rust BJ, Kean LS, Colonna L, Brandenstein K, Poole NH, Obenza W, Enstrom MR, Maldini CR, Ellis GI, Fennessey CM, Huang ML, Keele BF, Jerome K, Riley JL, Kiem HP, Peterson CW. Robust Expansion of HIV CAR T Cells Following Antigen Boosting in ART-Suppressed Nonhuman Primates. Blood. 2020 Jul 02. View abstract
  2. Schoettler M, Lehmann LE, Margossian S, Lee M, Kean LS, Kao PC, Ma C, Duncan CN. Risk factors for transplant-associated thrombotic microangiopathy and mortality in a pediatric cohort. Blood Adv. 2020 Jun 09; 4(11):2536-2547. View abstract
  3. Mitsialis V, Wall S, Liu P, Ordovas-Montanes J, Parmet T, Vukovic M, Spencer D, Field M, McCourt C, Toothaker J, Bousvaros A, Shalek AK, Kean L, Horwitz B, Goldsmith J, Tseng G, Snapper SB, Konnikova L. Single-Cell Analyses of Colon and Blood Reveal Distinct Immune Cell Signatures of Ulcerative Colitis and Crohn's Disease. Gastroenterology. 2020 Aug; 159(2):591-608.e10. View abstract
  4. Furlan SN, Singh K, Lopez C, Tkachev V, Hunt DJ, Hibbard J, Betz KM, Blazar BR, Trapnell C, Kean LS. IL-2 enhances ex vivo-expanded regulatory T-cell persistence after adoptive transfer. Blood Adv. 2020 Apr 28; 4(8):1594-1605. View abstract
  5. Ziegler CGK, Allon SJ, Nyquist SK, Mbano IM, Miao VN, Tzouanas CN, Cao Y, Yousif AS, Bals J, Hauser BM, Feldman J, Muus C, Wadsworth MH, Kazer SW, Hughes TK, Doran B, Gatter GJ, Vukovic M, Taliaferro F, Mead BE, Guo Z, Wang JP, Gras D, Plaisant M, Ansari M, Angelidis I, Adler H, Sucre JMS, Taylor CJ, Lin B, Waghray A, Mitsialis V, Dwyer DF, Buchheit KM, Boyce JA, Barrett NA, Laidlaw TM, Carroll SL, Colonna L, Tkachev V, Peterson CW, Yu A, Zheng HB, Gideon HP, Winchell CG, Lin PL, Bingle CD, Snapper SB, Kropski JA, Theis FJ, Schiller HB, Zaragosi LE, Barbry P, Leslie A, Kiem HP, Flynn JL, Fortune SM, Berger B, Finberg RW, Kean LS, Garber M, Schmidt AG, Lingwood D, Shalek AK, Ordovas-Montanes J. SARS-CoV-2 Receptor ACE2 Is an Interferon-Stimulated Gene in Human Airway Epithelial Cells and Is Detected in Specific Cell Subsets across Tissues. Cell. 2020 05 28; 181(5):1016-1035.e19. View abstract
  6. Qayed M, Cash T, Tighiouart M, MacDonald TJ, Goldsmith KC, Tanos R, Kean L, Watkins B, Suessmuth Y, Wetmore C, Katzenstein HM. A phase I study of sirolimus in combination with metronomic therapy (CHOAnome) in children with recurrent or refractory solid and brain tumors. Pediatr Blood Cancer. 2020 04; 67(4):e28134. View abstract
  7. Colonna L, Peterson CW, Schell JB, Carlson JM, Tkachev V, Brown M, Yu A, Reddy S, Obenza WM, Nelson V, Polacino PS, Mack H, Hu SL, Zeleski K, Hoffman M, Olvera J, Furlan SN, Zheng H, Taraseviciute A, Hunt DJ, Betz K, Lane JF, Vogel K, Hotchkiss CE, Moats C, Baldessari A, Murnane RD, English C, Astley CA, Wangari S, Agricola B, Ahrens J, Iwayama N, May A, Stensland L, Huang MW, Jerome KR, Kiem HP, Kean LS. Evidence for persistence of the SHIV reservoir early after MHC haploidentical hematopoietic stem cell transplantation. Nat Commun. 2018 10 25; 9(1):4438. View abstract
  8. Watkins BK, Tkachev V, Furlan SN, Hunt DJ, Betz K, Yu A, Brown M, Poirier N, Zheng HB, Taraseviciute A, Colonna L, Mary C, Blancho G, Soulillou JP, Panoskaltsis-Mortari A, Sharma P, Garcia A, Strobert E, Hamby K, Garrett A, Deane T, Blazar BR, Vanhove B, Kean LS. CD28 blockade controls T cell activation to prevent graft-versus-host disease in primates. J Clin Invest. 2018 08 31; 128(9):3991-4007. View abstract
  9. Allen CE, Marsh R, Dawson P, Bollard CM, Shenoy S, Roehrs P, Hanna R, Burroughs L, Kean L, Talano JA, Schultz KR, Pai SY, Baker KS, Andolina JR, Stenger EO, Connelly J, Ramirez A, Bryant C, Eapen M, Pulsipher MA. Reduced-intensity conditioning for hematopoietic cell transplant for HLH and primary immune deficiencies. Blood. 2018 09 27; 132(13):1438-1451. View abstract
  10. Kean LS. Defining success with cellular therapeutics: the current landscape for clinical end point and toxicity analysis. Blood. 2018 06 14; 131(24):2630-2639. View abstract
  11. Pennell CA, Barnum JL, McDonald-Hyman CS, Panoskaltsis-Mortari A, Riddle MJ, Xiong Z, Loschi M, Thangavelu G, Campbell HM, Storlie MD, Refaeli Y, Furlan SN, Jensen MC, Kean LS, Miller JS, Tolar J, Osborn MJ, Blazar BR. Human CD19-Targeted Mouse T Cells Induce B Cell Aplasia and Toxicity in Human CD19 Transgenic Mice. Mol Ther. 2018 06 06; 26(6):1423-1434. View abstract
  12. Taraseviciute A, Tkachev V, Ponce R, Turtle CJ, Snyder JM, Liggitt HD, Myerson D, Gonzalez-Cuyar L, Baldessari A, English C, Yu A, Zheng H, Furlan SN, Hunt DJ, Hoglund V, Finney O, Brakke H, Blazar BR, Berger C, Riddell SR, Gardner R, Kean LS, Jensen MC. Chimeric Antigen Receptor T Cell-Mediated Neurotoxicity in Nonhuman Primates. Cancer Discov. 2018 06; 8(6):750-763. View abstract
  13. Tkachev V, Furlan SN, Watkins B, Hunt DJ, Zheng HB, Panoskaltsis-Mortari A, Betz K, Brown M, Schell JB, Zeleski K, Yu A, Kirby I, Cooley S, Miller JS, Blazar BR, Casson D, Bland-Ward P, Kean LS. Combined OX40L and mTOR blockade controls effector T cell activation while preserving Treg reconstitution after transplant. Sci Transl Med. 2017 Sep 20; 9(408). View abstract
  14. Hippen KL, O'Connor RS, Lemire AM, Saha A, Hanse EA, Tennis NC, Merkel SC, Kelekar A, Riley JL, Levine BL, June CH, Turka LA, Kean LS, MacMillan ML, Miller JS, Wagner JE, Munn DH, Blazar BR. In Vitro Induction of Human Regulatory T Cells Using Conditions of Low Tryptophan Plus Kynurenines. Am J Transplant. 2017 Dec; 17(12):3098-3113. View abstract
  15. Kean LS, Turka LA, Blazar BR. Advances in targeting co-inhibitory and co-stimulatory pathways in transplantation settings: the Yin to the Yang of cancer immunotherapy. Immunol Rev. 2017 03; 276(1):192-212. View abstract
  16. Hippen KL, Watkins B, Tkachev V, Lemire AM, Lehnen C, Riddle MJ, Singh K, Panoskaltsis-Mortari A, Vanhove B, Tolar J, Kean LS, Blazar BR. Preclinical Testing of Antihuman CD28 Fab' Antibody in a Novel Nonhuman Primate Small Animal Rodent Model of Xenogenic Graft-Versus-Host Disease. Transplantation. 2016 Dec; 100(12):2630-2639. View abstract
  17. Furlan SN, Watkins B, Tkachev V, Cooley S, Panoskaltsis-Mortari A, Betz K, Brown M, Hunt DJ, Schell JB, Zeleski K, Yu A, Giver CR, Waller EK, Miller JS, Blazar BR, Kean LS. Systems analysis uncovers inflammatory Th/Tc17-driven modules during acute GVHD in monkey and human T cells. Blood. 2016 11 24; 128(21):2568-2579. View abstract
  18. Zheng HB, Watkins B, Tkachev V, Yu S, Tran D, Furlan S, Zeleski K, Singh K, Hamby K, Hotchkiss C, Lane J, Gumber S, Adams AB, Cendales L, Kirk AD, Kaur A, Blazar BR, Larsen CP, Kean LS. The Knife's Edge of Tolerance: Inducing Stable Multilineage Mixed Chimerism but With a Significant Risk of CMV Reactivation and Disease in Rhesus Macaques. Am J Transplant. 2017 03; 17(3):657-670. View abstract
  19. Saha A, O'Connor RS, Thangavelu G, Lovitch SB, Dandamudi DB, Wilson CB, Vincent BG, Tkachev V, Pawlicki JM, Furlan SN, Kean LS, Aoyama K, Taylor PA, Panoskaltsis-Mortari A, Foncea R, Ranganathan P, Devine SM, Burrill JS, Guo L, Sacristan C, Snyder NW, Blair IA, Milone MC, Dustin ML, Riley JL, Bernlohr DA, Murphy WJ, Fife BT, Munn DH, Miller JS, Serody JS, Freeman GJ, Sharpe AH, Turka LA, Blazar BR. Programmed death ligand-1 expression on donor T cells drives graft-versus-host disease lethality. J Clin Invest. 2016 07 01; 126(7):2642-60. View abstract
  20. Furlan SN, Watkins B, Tkachev V, Flynn R, Cooley S, Ramakrishnan S, Singh K, Giver C, Hamby K, Stempora L, Garrett A, Chen J, Betz KM, Ziegler CG, Tharp GK, Bosinger SE, Promislow DE, Miller JS, Waller EK, Blazar BR, Kean LS. Transcriptome analysis of GVHD reveals aurora kinase A as a targetable pathway for disease prevention. Sci Transl Med. 2015 Nov 25; 7(315):315ra191. View abstract
  21. Stenger EO, Chiang KY, Haight A, Qayed M, Kean L, Horan J. Use of Alefacept for Preconditioning in Multiply Transfused Pediatric Patients with Nonmalignant Diseases. Biol Blood Marrow Transplant. 2015 Oct; 21(10):1845-52. View abstract
  22. Nickel RS, Hendrickson JE, Yee MM, Bray RA, Gebel HM, Kean LS, Miklos DB, Horan JT. Red blood cell transfusions are associated with HLA class I but not H-Y alloantibodies in children with sickle cell disease. Br J Haematol. 2015 Jul; 170(2):247-56. View abstract
  23. Suessmuth Y, Mukherjee R, Watkins B, Koura DT, Finstermeier K, Desmarais C, Stempora L, Horan JT, Langston A, Qayed M, Khoury HJ, Grizzle A, Cheeseman JA, Conger JA, Robertson J, Garrett A, Kirk AD, Waller EK, Blazar BR, Mehta AK, Robins HS, Kean LS. CMV reactivation drives posttransplant T-cell reconstitution and results in defects in the underlying TCRß repertoire. Blood. 2015 Jun 18; 125(25):3835-50. View abstract
  24. Nickel RS, Osunkwo I, Garrett A, Robertson J, Archer DR, Promislow DE, Horan JT, Hendrickson JE, Kean LS. Immune parameter analysis of children with sickle cell disease on hydroxycarbamide or chronic transfusion therapy. Br J Haematol. 2015 May; 169(4):574-83. View abstract
  25. Singh K, Stempora L, Harvey RD, Kirk AD, Larsen CP, Blazar BR, Kean LS. Superiority of rapamycin over tacrolimus in preserving nonhuman primate Treg half-life and phenotype after adoptive transfer. Am J Transplant. 2014 Dec; 14(12):2691-703. View abstract
  26. Mavigner M, Watkins B, Lawson B, Lee ST, Chahroudi A, Kean L, Silvestri G. Persistence of virus reservoirs in ART-treated SHIV-infected rhesus macaques after autologous hematopoietic stem cell transplant. PLoS Pathog. 2014 Sep; 10(9):e1004406. View abstract
  27. Kaliyaperumal S, Watkins B, Sharma P, Furlan S, Ramakrishnan S, Giver C, Garcia A, Courtney C, Knight H, Strobert E, Elder E, Crenshaw T, Blazar BR, Waller EK, Westmoreland S, Kean LS. CD8-predominant T-cell CNS infiltration accompanies GVHD in primates and is improved with immunoprophylaxis. Blood. 2014 Mar 20; 123(12):1967-9. View abstract
  28. Koura DT, Horan JT, Langston AA, Qayed M, Mehta A, Khoury HJ, Harvey RD, Suessmuth Y, Couture C, Carr J, Grizzle A, Johnson HR, Cheeseman JA, Conger JA, Robertson J, Stempora L, Johnson BE, Garrett A, Kirk AD, Larsen CP, Waller EK, Kean LS. In vivo T cell costimulation blockade with abatacept for acute graft-versus-host disease prevention: a first-in-disease trial. Biol Blood Marrow Transplant. 2013 Nov; 19(11):1638-49. View abstract
  29. Kean LS, Blazar BR. Cooking up tolerance: has a new recipe been created? Am J Transplant. 2012 Jul; 12(7):1667-9. View abstract
  30. Ramakrishnan SK, Page A, Farris AB, Singh K, Leopardi F, Hamby K, Sen S, Polnett A, Deane T, Song M, Stempora L, Strobert E, Kirk AD, Larsen CP, Kean LS. Evidence for kidney rejection after combined bone marrow and renal transplantation despite ongoing whole-blood chimerism in rhesus macaques. Am J Transplant. 2012 Jul; 12(7):1755-64. View abstract
  31. Singh K, Kozyr N, Stempora L, Kirk AD, Larsen CP, Blazar BR, Kean LS. Regulatory T cells exhibit decreased proliferation but enhanced suppression after pulsing with sirolimus. Am J Transplant. 2012 Jun; 12(6):1441-57. View abstract
  32. Kean LS, Singh K, Blazar BR, Larsen CP. Nonhuman primate transplant models finally evolve: detailed immunogenetic analysis creates new models and strengthens the old. Am J Transplant. 2012 Apr; 12(4):812-9. View abstract
  33. Kean LS, Sen S, Onabajo O, Singh K, Robertson J, Stempora L, Bonifacino AC, Metzger ME, Promislow DE, Mattapallil JJ, Donahue RE. Significant mobilization of both conventional and regulatory T cells with AMD3100. Blood. 2011 Dec 15; 118(25):6580-90. View abstract
  34. Page A, Srinivasan S, Singh K, Russell M, Hamby K, Deane T, Sen S, Stempora L, Leopardi F, Price AA, Strobert E, Reimann KA, Kirk AD, Larsen CP, Kean LS. CD40 blockade combines with CTLA4Ig and sirolimus to produce mixed chimerism in an MHC-defined rhesus macaque transplant model. Am J Transplant. 2012 Jan; 12(1):115-25. View abstract
  35. Hendrickson JE, Hod EA, Perry JR, Ghosh S, Chappa P, Adisa O, Kean LS, Ofori-Acquah SF, Archer DR, Spitalnik SL, Zimring JC. Alloimmunization to transfused HOD red blood cells is not increased in mice with sickle cell disease. Transfusion. 2012 Feb; 52(2):231-40. View abstract
  36. Larsen CP, Page A, Linzie KH, Russell M, Deane T, Stempora L, Strobert E, Penedo MC, Ward T, Wiseman R, O'Connor D, Miller W, Sen S, Singh K, Kean LS. An MHC-defined primate model reveals significant rejection of bone marrow after mixed chimerism induction despite full MHC matching. Am J Transplant. 2010 Nov; 10(11):2396-409. View abstract
  37. Miller WP, Srinivasan S, Panoskaltsis-Mortari A, Singh K, Sen S, Hamby K, Deane T, Stempora L, Beus J, Turner A, Wheeler C, Anderson DC, Sharma P, Garcia A, Strobert E, Elder E, Crocker I, Crenshaw T, Penedo MC, Ward T, Song M, Horan J, Larsen CP, Blazar BR, Kean LS. GVHD after haploidentical transplantation: a novel, MHC-defined rhesus macaque model identifies CD28- CD8+ T cells as a reservoir of breakthrough T-cell proliferation during costimulation blockade and sirolimus-based immunosuppression. Blood. 2010 Dec 09; 116(24):5403-18. View abstract
  38. Anderson A, Martens CL, Hendrix R, Stempora LL, Miller WP, Hamby K, Russell M, Strobert E, Blazar BR, Pearson TC, Larsen CP, Kean LS. Expanded nonhuman primate tregs exhibit a unique gene expression signature and potently downregulate alloimmune responses. Am J Transplant. 2008 Nov; 8(11):2252-64. View abstract
  39. Stapler D, Lee ED, Selvaraj SA, Evans AG, Kean LS, Speck SH, Larsen CP, Gangappa S. Expansion of effector memory TCR Vbeta4+ CD8+ T cells is associated with latent infection-mediated resistance to transplantation tolerance. J Immunol. 2008 Mar 01; 180(5):3190-200. View abstract
  40. Kean LS, Adams AB, Strobert E, Hendrix R, Gangappa S, Jones TR, Shirasugi N, Rigby MR, Hamby K, Jiang J, Bello H, Anderson D, Cardona K, Durham MM, Pearson TC, Larsen CP. Induction of chimerism in rhesus macaques through stem cell transplant and costimulation blockade-based immunosuppression. Am J Transplant. 2007 Feb; 7(2):320-35. View abstract
  41. Kean LS, Manci EA, Perry J, Balkan C, Coley S, Holtzclaw D, Adams AB, Larsen CP, Hsu LL, Archer DR. Chimerism and cure: hematologic and pathologic correction of murine sickle cell disease. Blood. 2003 Dec 15; 102(13):4582-93. View abstract
  42. Kean LS, Durham MM, Adams AB, Hsu LL, Perry JR, Dillehay D, Pearson TC, Waller EK, Larsen CP, Archer DR. A cure for murine sickle cell disease through stable mixed chimerism and tolerance induction after nonmyeloablative conditioning and major histocompatibility complex-mismatched bone marrow transplantation. Blood. 2002 Mar 01; 99(5):1840-9. View abstract
  43. Adams AB, Durham MM, Kean L, Shirasugi N, Ha J, Williams MA, Rees PA, Cheung MC, Mittelstaedt S, Bingaman AW, Archer DR, Pearson TC, Waller EK, Larsen CP. Costimulation blockade, busulfan, and bone marrow promote titratable macrochimerism, induce transplantation tolerance, and correct genetic hemoglobinopathies with minimal myelosuppression. J Immunol. 2001 Jul 15; 167(2):1103-11. View abstract