Department of Pediatrics

Clinical Interests

Dr. Hayashi is Chief of the Division of Pediatric Hematology/Oncology and an attending physician in Hematology/Oncology and General Pediatrics at St. Louis Children’s Hospital. Dr. Hayashi is board certified in both Pediatrics and Pediatric Hematology/Oncology with clinical interests that include Bone Marrow Transplantation, Non-Hodgkin's Lymphoma and Post-transplant Lymphoproliferative disease (PTLD) and the long term consequences of cancer therapy. He is actively involved in institutional national trials advancing the treatment of patients in these areas.

Education

• BS, Departmental Honors, Stanford University, 1982
• MD, Washington Unversity School of Medicine, 1986

Training

• Intern in Pediatrics, St. Louis Chiildren's Hospital, 1986 - 1987
• Resident in Pediatrics , St. Louis Children's Hospital, 1987 - 1989
• Fellowship in Pediatric Hematology/Oncology, The Johns Hopkins School of Medicine , 1989 - 1992

Licensure and Board Certification

• American Board of Pediatrics , 1991
• Pediatric Hematology/Oncology , 1992
• MO, Missouri Medical Licensure , 1994

Honors

• Departmental Honors, Department of Biology, Stanford University, Stanford California, 1982
• Child Health Research Center Award, 1990 - 1992
• Physicain Scientist Award, 1992 - 1997
• Castle Connolly's America's Top Doctors in Cancer, 2005 - Pres
• Castle Connolly's America's Top Doctors, 2006 - Pres
• Legacy Award, National Children's Cancer Society, 2006
• Medical Excellence Award, National Childrens Cancer Society, 2013

Recent Publications view all (69)

Publication Co-Authors

Gregory A. Storch, M.D.

Shalini Shenoy, M.D.

Todd Druley, M.D., Ph.D.

Stuart C. Sweet, M.D., Ph.D.

Karen Gauvain, M.D.

Monica Hulbert, M.D.

Charles Canter, M.D.

Allison King, M.D., M.P.H., Ph.D.

David B. Wilson, M.D., Ph.D.

Alok Kothari, M.D.

Lisa M. Madden, M.D.

Washington University has a long tradition of collaboration amongst colleagues.The faculty above have co-authored publications with Robert J. Hayashi, M.D.

1. Woods D, Hayashi RJ, Binkley MM, Sparks GW, Hulbert ML. Increased complications of chronic erythrocytapheresis compared with manual exchange transfusions in children and adolescents with sickle cell disease. Pediatr Blood Cancer. 2017. PMID:28544309 
2. Bitan M, Woo Ahn K, Millard HR, Pulsipher MA, Abdel-Azim H, Auletta JJ, Brown V, Chan KW, Angel Diaz M, Dietz A, González Vincent M, Guilcher G, Hale GA, Hayashi RJ, Keating A, Mehta P, Myers K, Page K, Prestidge T, Shah NN, Smith AR, Woolfrey A, Thiel E, Davies SM, Eapen M. Personalized Prognostic Risk Score for Long-Term Survival for Children with Acute Leukemia after Allogeneic Transplant. Biol Blood Marrow Transplant. 2017. PMID:28527984 
3. Vrooman LM, Millard HR, Brazauskas R, Majhail NS, Battiwalla M, Flowers ME, Savani BN, Akpek G, Aljurf M, Bajwa R, Baker KS, Beitinjaneh A, Bitan M, Buchbinder D, Chow E, Dandoy C, Dietz AC, Diller L, Gale RP, Hashmi SK, Hayashi RJ, Hematti P, Kamble RT, Kasow KA, Kletzel M, Lazarus HM, Malone AK, Marks DI, O'Brien TA, Olsson RF, Ringden O, Seo S, Steinberg A, C Yu L, Warwick A, Shaw B, Duncan C. Survival and Late Effects after Allogeneic Hematopoietic Cell Transplantation for Hematologic Malignancy at Less Than Three Years of Age. Biol Blood Marrow Transplant. 2017. PMID:28461213 
4. Khoury HJ, Wang T, Hemmer MT, Couriel D, Alousi A, Cutler C, Aljurf M, Antin JH, Ayas M, Battiwalla M, Cahn JY, Cairo M, Chen YB, Gale RP, Hashmi S, Hayashi RJ, Jagasia M, Juckett M, Kamble RT, Kharfan-Dabaja M, Litzow M, Majhail N, Miller A, Nishihori T, Qayed M, Schoemans H, Schouten HC, Socié G, Storek J, Verdonck L, Vij R, Wood WA, Yu L, Martino R, Carabasi M, Dandoy C, Gergis U, Hematti P, Solh M, Jamani K, Lehmann L, Savani B, Schultz KR, Wirk BM, Spellman S, Arora M, Pidala J. Improved survival after acute graft vs host disease diagnosis in the modern era. Haematologica. 2017. PMID:28302712 
5. Mohrmann C, Armer J, Hayashi RJ. Challenges Evaluating Chemotherapy-Induced Peripheral Neuropathy in Childhood Cancer Survivors. J Pediatr Oncol Nurs. 2017;34(2):106-114. PMID:27251891 
6. Jacola LM, Edelstein K, Liu W, Pui CH, Hayashi R, Kadan-Lottick NS, Srivastava D, Henderson T, Leisenring W, Robison LL, Armstrong GT, Krull KR. Cognitive, behaviour, and academic functioning in adolescent and young adult survivors of childhood acute lymphoblastic leukaemia: a report from the Childhood Cancer Survivor Study. Lancet Psychiatry. 2016;3(10):965-972. PMCID:PMC5056029  PMID:27639661 
7. Madden LM, Hayashi RJ, Chan KW, Pulsipher MA, Douglas D, Hale GA, Chaudhury S, Haut P, Kasow KA, Gilman AL, Murray LM, Shenoy S. Response to: "Technology and Long-Term Health-Related Quality-of-Life Outcomes in Children with Nonmalignant Disorders after Reduced-Intensity Conditioning and Stem Cell Transplantation". Biol Blood Marrow Transplant. 2016;22(9):1734. PMID:27343717 
8. Madden LM, Hayashi RJ, Chan KW, Pulsipher MA, Douglas D, Hale GA, Chaudhury S, Haut P, Kasow KA, Gilman A, Murray LM, Shenoy S. Long-Term Follow-Up after Reduced-Intensity Conditioning and Stem Cell Transplantation for Childhood Nonmalignant Disorders. Biol Blood Marrow Transplant. 2016. doi:10.1016/j.bbmt.2016.04.025  PMID:27164064 
9. Stieglitz E, Taylor-Weiner AN, Chang TY, Gelston LC, Wang YD, Mazor T, Esquivel E, Yu A, Seepo S, Olsen SR, Rosenberg M, Archambeault SL, Abusin G, Beckman K, Brown PA, Briones M, Carcamo B, Cooper T, Dahl GV, Emanuel PD, Fluchel MN, Goyal RK, Hayashi RJ, Hitzler J, Hugge C, Liu YL, Messinger YH, Mahoney DH Jr, Monteleone P, Nemecek ER, Roehrs PA, Schore RJ, Stine KC, Takemoto CM, Toretsky JA, Costello JF, Olshen AB, Stewart C, Li Y, Ma J, Gerbing RB, Alonzo TA, Getz G, Gruber TA, Golub TR, Stegmaier K, Loh ML. Corrigendum: The genomic landscape of juvenile myelomonocytic leukemia. Nat Genet. 2016;48(1):101. PMID:26711114 
10. Stieglitz E, Taylor-Weiner AN, Chang TY, Gelston LC, Wang YD, Mazor T, Esquivel E, Yu A, Seepo S, Olsen SR, Rosenberg M, Archambeault SL, Abusin G, Beckman K, Brown PA, Briones M, Carcamo B, Cooper T, Dahl GV, Emanuel PD, Fluchel MN, Goyal RK, Hayashi RJ, Hitzler J, Hugge C, Liu YL, Messinger YH, Mahoney DH Jr, Monteleone P, Nemecek ER, Roehrs PA, Schore RJ, Stine KC, Takemoto CM, Toretsky JA, Costello JF, Olshen AB, Stewart C, Li Y, Ma J, Gerbing RB, Alonzo TA, Getz G, Gruber TA, Golub TR, Stegmaier K, Loh ML. The genomic landscape of juvenile myelomonocytic leukemia. Nat Genet. 2015. doi:10.1038/ng.3400  PMID:26457647 
11. King AA, Kamani N, Bunin N, Sahdev I, Brochstein J, Hayashi RJ, Grimley M, Abraham A, Dioguardi J, Chan KW, Douglas D, Adams R, Andreansky M, Anderson E, Gilman A, Chaudhury S, Yu L, Dalal J, Hale G, Cuvelier G, Jain A, Krajewski J, Gillio A, Kasow KA, Delgado D, Hanson E, Murray L, Shenoy S. Successful matched sibling donor marrow transplantation following reduced intensity conditioning in children with hemoglobinopathies. Am J Hematol. 2015. doi:10.1002/ajh.24183  PMID:26348869 
12. Burke MJ, Verneris MR, Le Rademacher J, He W, Abdel-Azim H, Abraham AA, Auletta JJ, Ayas M, Brown VI, Cairo MS, Chan KW, Diaz Perez MA, Dvorak CC, Egeler RM, Eldjerou L, Frangoul H, Guilcher GM, Hayashi RJ, Ibrahim A, Kasow KA, Leung WH, Olsson RF, Pulsipher MA, Shah N, Shah NN, Thiel E, Talano JA, Kitko CL. Transplant Outcomes for Children with T Cell Acute Lymphoblastic Leukemia in Second Remission: A Report from the Center for International Blood and Marrow Transplant Research. Biol Blood Marrow Transplant. 2015. doi:10.1016/j.bbmt.2015.08.023  PMID:26327632 
13. Satwani P, Ahn KW, Carreras J, Abdel-Azim H, Cairo MS, Cashen A, Chen AI, Cohen JB, Costa LJ, Dandoy C, Fenske TS, Freytes CO, Ganguly S, Gale RP, Ghosh N, Hertzberg MS, Hayashi RJ, Kamble RT, Kanate AS, Keating A, Kharfan-Dabaja MA, Lazarus HM, Marks DI, Nishihori T, Olsson RF, Prestidge TD, Rolon JM, Savani BN, Vose JM, Wood WA, Inwards DJ, Bachanova V, Smith SM, Maloney DG, Sureda A, Hamadani M. A prognostic model predicting autologous transplantation outcomes in children, adolescents and young adults with Hodgkin lymphoma. Bone Marrow Transplant. 2015. doi:10.1038/bmt.2015.177  PMID:26237164 
14. Inamoto Y, Flowers ME, Wang T, Urbano-Ispizua A, Hemmer MT, Cutler CS, Couriel DR, Alousi AM, Antin JH, Gale RP, Gupta V, Hamilton BK, Kharfan-Dabaja MA, Marks DI, Ringdén OT, Socié G, Solh MM, Akpek G, Cairo MS, Chao NJ, Hayashi RJ, Nishihori T, Reshef R, Saad A, Shah A, Teshima T, Tallman MS, Wirk B, Spellman SR, Arora M, Martin PJ. Tacrolimus versus Cyclosporine after Hematopoietic Cell Transplantation for Acquired Aplastic Anemia. Biol Blood Marrow Transplant. 2015. doi:10.1016/j.bbmt.2015.05.023  PMID:26033280 
15. Urbano-Ispizua A, Pavletic SZ, Flowers ME, Klein JP, Zhang MJ, Carreras J, Montoto S, Perales MA, Aljurf MD, Akpek G, Bredeson CN, Costa LJ, Dandoy C, Freytes CO, Fung HC, Gale RP, Gibson J, Hamadani M, Hayashi RJ, Inamoto Y, Inwards DJ, Lazarus HM, Maloney DG, Martino R, Munker R, Nishihori T, Olsson RF, Rizzieri DA, Reshef R, Saad A, Savani BN, Schouten HC, Smith SM, Socié G, Wirk B, Yu LC, Saber W. The Impact of Graft-versus-Host Disease on the Relapse Rate in Patients with Lymphoma Depends on the Histological Subtype and the Intensity of the Conditioning Regimen. Biol Blood Marrow Transplant. 2015. doi:10.1016/j.bbmt.2015.05.010  PMID:25981509 
16. Mohrmann C, Henry J, Hauff M, Hayashi RJ. Neurocognitive outcomes and school performance in solid tumor cancer survivors lacking therapy to the central nervous system. J Pers Med. 2015;5(2):83-90. doi:10.3390/jpm5020083  PMID:25867598 
17. Kothari A, Ngwube A, Hayashi R, Murray L, Davis J, Haut P, Loechelt BJ, Shenoy S. Hematopoietic Cell Transplantation Using Reduced-Intensity Conditioning Is Successful in Children with Hematologic Cytopenias of Genetic Origin. Biol Blood Marrow Transplant. 2015. doi:10.1016/j.bbmt.2015.03.019  PMID:25840334 
18. Inamoto Y, Shah NN, Savani BN, Shaw BE, Abraham AA, Ahmed IA, Akpek G, Atsuta Y, Baker KS, Basak GW, Bitan M, DeFilipp Z, Gregory TK, Greinix HT, Hamadani M, Hamilton BK, Hayashi RJ, Jacobsohn DA, Kamble RT, Kasow KA, Khera N, Lazarus HM, Malone AK, Lupo-Stanghellini MT, Margossian SP, Muffly LS, Norkin M, Ramanathan M, Salooja N, Schoemans H, Wingard JR, Wirk B, Wood WA, Yong A, Duncan CN, Flowers ME, Majhail NS. Secondary solid cancer screening following hematopoietic cell transplantation. Bone Marrow Transplant. 2015. doi:10.1038/bmt.2015.63  PMID:25822223 
19. Ngwube A, Hayashi RJ, Murray L, Loechelt B, Dalal J, Jaroscak J, Shenoy S. Alemtuzumab based reduced intensity transplantation for pediatric severe aplastic anemia. Pediatr Blood Cancer. 2015. doi:10.1002/pbc.25458  PMID:25755151 
20. Madden LM, Ngwube AI, Shenoy S, Druley TE, Hayashi RJ. Late toxicity of a novel allogeneic stem cell transplant using single fraction total body irradiation for hematologic malignancies in children. J Pediatr Hematol Oncol. 2015;37(2):e94-e101. doi:10.1097/MPH.0000000000000272  PMID:25333837 
21. Arai S, Arora M, Wang T, Spellman SR, He W, Couriel DR, Urbano-Ispizua A, Cutler CS, Bacigalupo AA, Battiwalla M, Flowers ME, Juckett MB, Lee SJ, Loren AW, Klumpp TR, Prockup SE, Ringdén OT, Savani BN, Socié G, Schultz KR, Spitzer T, Teshima T, Bredeson CN, Jacobsohn DA, Hayashi RJ, Drobyski WR, Frangoul HA, Akpek G, Ho VT, Lewis VA, Gale RP, Koreth J, Chao NJ, Aljurf MD, Cooper BW, Laughlin MJ, Hsu JW, Hematti P, Verdonck LF, Solh MM, Norkin M, Reddy V, Martino R, Gadalla S, Goldberg JD, McCarthy PL, Pérez-Simón JA, Khera N, Lewis ID, Atsuta Y, Olsson RF, Saber W, Waller EK, Blaise D, Pidala JA, Martin PJ, Satwani P, Bornhäuser M, Inamoto Y, Weisdorf DJ, Horowitz MM, Pavletic SZ, Graft-vs-Host Disease Working Committee of the CIBMTR. Increasing incidence of chronic graft-versus-host disease in allogeneic transplantation: a report from the Center for International Blood and Marrow Transplant Research. Biol Blood Marrow Transplant. 2015;21(2):266-74. doi:10.1016/j.bbmt.2014.10.021  PMCID:PMC4326247  PMID:25445023 
22. Duncan CN, Majhail NS, Brazauskas R, Wang Z, Cahn JY, Frangoul HA, Hayashi RJ, Hsu JW, Kamble RT, Kasow KA, Khera N, Lazarus HM, Loren AW, Marks DI, Maziarz RT, Mehta P, Myers KC, Norkin M, Pidala JA, Porter DL, Reddy V, Saber W, Savani BN, Schouten HC, Steinberg A, Wall DA, Warwick AB, Wood WA, Yu LC, Jacobsohn DA, Sorror ML. Long-term survival and late effects among one-year survivors of second allogeneic hematopoietic cell transplantation for relapsed acute leukemia and myelodysplastic syndromes. Biol Blood Marrow Transplant. 2015;21(1):151-8. doi:10.1016/j.bbmt.2014.10.006  PMCID:PMC4272862  PMID:25316109 
23. Ringdén O, Brazauskas R, Wang Z, Ahmed I, Atsuta Y, Buchbinder D, Burns LJ, Cahn JY, Duncan C, Hale GA, Halter J, Hayashi RJ, Hsu JW, Jacobsohn DA, Kamble RT, Kamani NR, Kasow KA, Khera N, Lazarus HM, Loren AW, Marks DI, Myers KC, Ramanathan M, Saber W, Savani BN, Schouten HC, Socie G, Sorror ML, Steinberg A, Popat U, Wingard JR, Mattsson J, Majhail NS. Second solid cancers after allogeneic hematopoietic cell transplantation using reduced-intensity conditioning. Biol Blood Marrow Transplant. 2014. doi:10.1016/j.bbmt.2014.07.009  PMID:25042734 
24. Coccia PF, Pappo AS, Altman J, Bhatia S, Borinstein SC, Flynn J, Frazier AL, George S, Goldsby R, Hayashi R, Huang MS, Johnson RH, Beaupin LK, Link MP, Oeffinger KC, Orr KM, Reed D, Spraker HL, Thomas DA, von Mehren M, Wechsler DS, Whelan KF, Zebrack B, Shead DA, Sundar H. Adolescent and young adult oncology, version 2.2014. J Natl Compr Canc Netw. 2014;12(1):21-32; quiz 32. PMID:24453290 
25. Berg C, Hayashi RJ. Participation and Self -Management Strategies of Young Adult Cancer Survivors Occupational Therapy Journal of Research. 2013;33(1):21-30. 
26. Cohen KJ, Gibbs IC, Fisher PG, Hayashi RJ, Macy ME, Gore L. A phase I trial of arsenic trioxide chemoradiotherapy for infiltrating astrocytomas of childhood. Neuro Oncol. 2013. doi:10.1093/neuonc/not021  PMID:23460318 
27. Danner-Koptik KE, Majhail NS, Brazauskas R, Wang Z, Buchbinder D, Cahn JY, Dilley KJ, Frangoul HA, Gross TG, Hale GA, Hayashi RJ, Hijiya N, Kamble RT, Lazarus HM, Marks DI, Reddy V, Savani BN, Warwick AB, Wingard JR, Wood WA, Sorror ML, Jacobsohn DA. Second malignancies after autologous hematopoietic cell transplantation in children. Bone Marrow Transplant. 2013;48(3):363-8. doi:10.1038/bmt.2012.166  PMCID:PMC3525761  PMID:22964594 
28. Chow EJ, Liu W, Srivastava K, Leisenring WM, Hayashi RJ, Sklar CA, Stovall M, Robison LL, Baker KS. Differential effects of radiotherapy on growth and endocrine function among acute leukemia survivors: a childhood cancer survivor study report. Pediatr Blood Cancer. 2013;60(1):110-5. doi:10.1002/pbc.24198  PMCID:PMC3436954  PMID:22628201 
29. Gross TG, Orjuela MA, Perkins SL, Park JR, Lynch JC, Cairo MS, Smith LM, Hayashi RJ. Low-dose chemotherapy and rituximab for posttransplant lymphoproliferative disease (PTLD): a Children's Oncology Group Report. Am J Transplant. 2012;12(11):3069-75. doi:10.1111/j.1600-6143.2012.04206.x  PMCID:PMC3484187  PMID:22883417 
30. Coccia PF, Altman J, Bhatia S, Borinstein SC, Flynn J, George S, Goldsby R, Hayashi R, Huang MS, Johnson RH, Beaupin LK, Link MP, Oeffinger KC, Orr KM, Pappo AS, Reed D, Spraker HL, Thomas DA, von Mehren M, Wechsler DS, Whelan KF, Zebrack BJ, Sundar H, Shead DA. Adolescent and young adult oncology. Clinical practice guidelines in oncology. J Natl Compr Canc Netw. 2012;10(9):1112-50. PMID:22956810 
31. Coccia PF, Altman J, Bhatia S, Borinstein SC, Flynn J, George S, Goldsby R, Hayashi R, Huang MS, Johnson RH, Beaupin LK, Link MP, Oeffinger KC, Orr KM, Pappo AS, Reed D, Spraker HL, Thomas DA, von Mehren M, Wechsler DS, Whelan KF, Zebrack BJ, Sundar H, Shead DA. Adolescent and young adult oncology. Clinical practice guidelines in oncology. J Natl Compr Canc Netw. 2012;10(9):1112-50. PMID:22956810 
32. Farrell K, Hayashi RJ, Wambach K. Blueberry Muffin Rash and REspiratory Distress in a Late Preterm INfant Neoreviews. 2012;13:e506. 
33. Kolinsky DC, Hayashi SS, Karzon R, Mao J, Hayashi RJ. Late onset hearing loss: a significant complication of cancer survivors treated with Cisplatin containing chemotherapy regimens. J Pediatr Hematol Oncol. 2010;32(2):119-23. doi:10.1097/MPH.0b013e3181cb8593  PMID:20098336 
34. Gross TG, Hale GA, He W, Camitta BM, Sanders JE, Cairo MS, Hayashi RJ, Termuhlen AM, Zhang MJ, Davies SM, Eapen M. Hematopoietic stem cell transplantation for refractory or recurrent non-Hodgkin lymphoma in children and adolescents. Biol Blood Marrow Transplant. 2010;16(2):223-30. doi:10.1016/j.bbmt.2009.09.021  PMCID:PMC2911354  PMID:19800015 
35. Wall DA, Chan KW, Nieder ML, Hayashi RJ, Yeager AM, Kadota R, Przepiorka D, Mezzi K, Kletzel M, Pediatric Blood, Marrow Transplant Consortium. Safety, efficacy, and pharmacokinetics of intravenous busulfan in children undergoing allogeneic hematopoietic stem cell transplantation. Pediatr Blood Cancer. 2010;54(2):291-8. doi:10.1002/pbc.22227  PMID:19743300 
36. Kaste SC, Goodman P, Leisenring W, Stovall M, Hayashi RJ, Yeazel M, Beiraghi S, Hudson MM, Sklar CA, Robison LL, Baker KS. Impact of radiation and chemotherapy on risk of dental abnormalities: a report from the Childhood Cancer Survivor Study. Cancer. 2009;115(24):5817-27. doi:10.1002/cncr.24670  PMID:19834960 
37. Berg C, Neufeld P, Harvey J, Downes AC, Hayashi RJ. The Late-Effects of Childhood Cancer on Occupational Performance and Quality of Life: A Pilot Study Occupational Therapy Journal of Research . 2009;29(3):116-124. 
38. Druley TE, Hayashi R, Mansur DB, Zhang QJ, Barnes Y, Trinkaus K, Witty S, Thomas T, Klein EE, DiPersio JF, Adkins D, Shenoy S. Early outcomes after allogeneic hematopoietic SCT in pediatric patients with hematologic malignancies following single fraction TBI. Bone Marrow Transplant. 2009;43(4):307-14. doi:10.1038/bmt.2008.327  PMCID:PMC2792985  PMID:19011666 
39. Baker KS, Filipovich AH, Gross TG, Grossman WJ, Hale GA, Hayashi RJ, Kamani NR, Kurian S, Kapoor N, Ringdén O, Eapen M. Unrelated donor hematopoietic cell transplantation for hemophagocytic lymphohistiocytosis. Bone Marrow Transplant. 2008;42(3):175-80. doi:10.1038/bmt.2008.133  PMID:18454181 
40. Bluhm EC, Ronckers C, Hayashi RJ, Neglia JP, Mertens AC, Stovall M, Meadows AT, Mitby PA, Whitton JA, Hammond S, Barker JD, Donaldson SS, Robison LL, Inskip PD. Cause-specific mortality and second cancer incidence after non-Hodgkin lymphoma: a report from the Childhood Cancer Survivor Study. Blood. 2008;111(8):4014-21. doi:10.1182/blood-2007-08-106021  PMCID:PMC2288716  PMID:18258798 
41. Rosman IS, Lloyd BM, Hayashi RJ, Bayliss SJ. Cutaneous effects of thiotepa in pediatric patients receiving high-dose chemotherapy with autologous stem cell transplantation. J Am Acad Dermatol. 2008;58(4):575-8. doi:10.1016/j.jaad.2007.12.037  PMID:18249465 
42. Dean JB, Hayashi SS, Albert CM, King AA, Karzon R, Hayashi RJ. Hearing loss in pediatric oncology patients receiving carboplatin-containing regimens. J Pediatr Hematol Oncol. 2008;30(2):130-4. doi:10.1097/MPH.0b013e31815d1d83  PMID:18376265 
43. Hansen MD, Filipovich AH, Davies SM, Mehta P, Bleesing J, Jodele S, Hayashi R, Barnes Y, Shenoy S. Allogeneic hematopoietic cell transplantation (HCT) in Hurler's syndrome using a reduced intensity preparative regimen. Bone Marrow Transplant. 2008;41(4):349-53. doi:10.1038/sj.bmt.1705926  PMID:18026148 
44. Spivey JF, Singleton D, Sweet S, Storch GA, Hayashi RJ, Huddleston CB, Danziger-Isakov LA. Safety and efficacy of prolonged cytomegalovirus prophylaxis with intravenous ganciclovir in pediatric and young adult lung transplant recipients. Pediatr Transplant. 2007;11(3):312-8. doi:10.1111/j.1399-3046.2006.00626.x  PMCID:PMC1930168  PMID:17430489 
45. Punyko JA, Gurney JG, Scott Baker K, Hayashi RJ, Hudson MM, Liu Y, Robison LL, Mertens AC. Physical impairment and social adaptation in adult survivors of childhood and adolescent rhabdomyosarcoma: A report from the Childhood Cancer Survivors Study. Psychooncology. 2007;16(1):26-37. doi:10.1002/pon.1072  PMID:16921476 
46. Hayashi RJ, Kanagawa O. Requirement of high-affinity IL-2-IL-2R interaction for T cell anergy induction. Int Immunol. 2006;18(5):645-51. doi:10.1093/intimm/dxh397  PMID:16574670 
47. Herrmann BW, Sweet SC, Hayashi RJ, Canter CE, White FV, Lieu JE. Otolaryngological manifestations of posttransplant lymphoproliferative disorder in pediatric thoracic transplant patients. Int J Pediatr Otorhinolaryngol. 2006;70(2):303-10. doi:10.1016/j.ijporl.2005.07.011  PMID:16125255 
48. Pulsipher MA, Levine JE, Hayashi RJ, Chan KW, Anderson P, Duerst R, Osunkwo I, Fisher V, Horn B, Grupp SA. Safety and efficacy of allogeneic PBSC collection in normal pediatric donors: the pediatric blood and marrow transplant consortium experience (PBMTC) 1996-2003. Bone Marrow Transplant. 2005;35(4):361-7. doi:10.1038/sj.bmt.1704743  PMID:15608659 
49. Shenoy S, Grossman WJ, DiPersio J, Yu LC, Wilson D, Barnes YJ, Mohanakumar T, Rao A, Hayashi RJ. A novel reduced-intensity stem cell transplant regimen for nonmalignant disorders. Bone Marrow Transplant. 2005;35(4):345-52. doi:10.1038/sj.bmt.1704795  PMID:15592491 
50. Grewal SS, Wynn R, Abdenur JE, Burton BK, Gharib M, Haase C, Hayashi RJ, Shenoy S, Sillence D, Tiller GE, Dudek ME, van Royen-Kerkhof A, Wraith JE, Woodard P, Young GA, Wulffraat N, Whitley CB, Peters C. Safety and efficacy of enzyme replacement therapy in combination with hematopoietic stem cell transplantation in Hurler syndrome. Genet Med. 2005;7(2):143-6. doi:10.109701.GIM.0000154299.22120.6A  PMID:15714083 
51. Wilson DB, Michalski JM, Grossman WJ, Hayashi RJ. Isolated CNS relapse following stem cell transplantation for juvenile myelomonocytic leukemia. J Pediatr Hematol Oncol. 2003;25(11):910-3. PMID:14608204 
52. Hayashi RJ, Blaney S, Sullivan J, Weitman S, Vietti T, Bernstein ML, Pediatric Oncology Group Study. Phase 1 study of Paclitaxel administered twice weekly to children with refractory solid tumors: a pediatric oncology group study. J Pediatr Hematol Oncol. 2003;25(7):539-42. PMID:12847320 
53. Danziger-Isakov LA, DelaMorena M, Hayashi RJ, Sweet S, Mendeloff E, Schootman M, Huddleston CB, DeBaun MR. Cytomegalovirus viremia associated with death or retransplantation in pediatric lung-transplant recipients. Transplantation. 2003;75(9):1538-43. doi:10.1097/01.TP.0000061607.07985.BD  PMID:12792511 
54. Kadan-Lottick NS, Robison LL, Gurney JG, Neglia JP, Yasui Y, Hayashi R, Hudson M, Greenberg M, Mertens AC. Childhood cancer survivors' knowledge about their past diagnosis and treatment: Childhood Cancer Survivor Study. JAMA. 2002;287(14):1832-9. PMID:11939869 
55. Saylors RL 3rd, Stine KC, Sullivan J, Kepner JL, Wall DA, Bernstein ML, Harris MB, Hayashi R, Vietti TJ, Pediatric Oncology Group. Cyclophosphamide plus topotecan in children with recurrent or refractory solid tumors: a Pediatric Oncology Group phase II study. J Clin Oncol. 2001;19(15):3463-9. PMID:11481351 
56. Gauvain KM, McKinstry RC, Mukherjee P, Perry A, Neil JJ, Kaufman BA, Hayashi RJ. Evaluating pediatric brain tumor cellularity with diffusion-tensor imaging. AJR Am J Roentgenol. 2001;177(2):449-54. doi:10.2214/ajr.177.2.1770449  PMID:11461881 
57. Khoury H, Kashyap A, Adkins DR, Brown RA, Miller G, Vij R, Westervelt P, Trinkaus K, Goodnough LT, Hayashi RJ, Parker P, Forman SJ, DiPersio JF. Treatment of steroid-resistant acute graft-versus-host disease with anti-thymocyte globulin. Bone Marrow Transplant. 2001;27(10):1059-64. doi:10.1038/sj.bmt.1703032  PMID:11438821 
58. Hayashi RJ, Kraus MD, Patel AL, Canter C, Cohen AH, Hmiel P, Howard T, Huddleston C, Lowell JA, Mallory G Jr, Mendeloff E, Molleston J, Sweet S, DeBaun MR. Posttransplant lymphoproliferative disease in children: correlation of histology to clinical behavior. J Pediatr Hematol Oncol. 2001;23(1):14-8. PMID:11196263 
59. Pickhardt PJ, Siegel MJ, Hayashi RJ, Kelly M. Posttransplantation lymphoproliferative disorder in children: clinical, histopathologic, and imaging features. Radiology. 2000;217(1):16-25. PMID:11012419 
60. Cohen AH, Sweet SC, Mendeloff E, Mallory GB Jr, Huddleston CB, Kraus M, Kelly M, Hayashi R, DeBaun MR. High incidence of posttransplant lymphoproliferative disease in pediatric patients with cystic fibrosis. Am J Respir Crit Care Med. 2000;161(4 Pt 1):1252-5. doi:10.1164/ajrccm.161.4.9901013  PMID:10764320 
61. Hayashi RJ, Kanagawa O. Unique CD4(+) T cells in TCR alpha chain-deficient class I MHC-restricted TCR transgenic mice: role in a superantigen-mediated disease process. Int Immunol. 1999;11(9):1581-90. PMID:10464179 
62. Hung K, Hayashi R, Lafond-Walker A, Lowenstein C, Pardoll D, Levitsky H. The central role of CD4(+) T cells in the antitumor immune response. J Exp Med. 1998;188(12):2357-68. PMCID:PMC2212434  PMID:9858522 
63. Pickhardt PJ, Siegel MJ, Anderson DC, Hayashi R, DeBaun MR. Chest radiography as a predictor of outcome in posttransplantation lymphoproliferative disorder in lung allograft recipients. AJR Am J Roentgenol. 1998;171(2):375-82. doi:10.2214/ajr.171.2.9694455  PMID:9694455 
64. Hayashi RJ, Loh DY, Kanagawa O, Wang F. Differences between responses of naive and activated T cells to anergy induction. J Immunol. 1998;160(1):33-8. PMID:9551953 
65. Lo R, Perlman E, Hawkins AL, Hayashi R, Wechsler DS, Look AT, Griffin CA. Cytogenetic abnormalities in two cases of neuroblastoma. Cancer Genet Cytogenet. 1994;74(1):30-4. PMID:8194044 
66. Levitsky HI, Lazenby A, Hayashi RJ, Pardoll DM. In vivo priming of two distinct antitumor effector populations: the role of MHC class I expression. J Exp Med. 1994;179(4):1215-24. PMCID:PMC2191440  PMID:7908321 
67. Danner DB, Hruban RH, Pitt HA, Hayashi R, Griffin CA, Perlman EJ. Primitive neuroectodermal tumor arising in the pancreas. Mod Pathol. 1994;7(2):200-4. PMID:7911997 
68. Sorensen CM, Hayashi RJ, Pierce CW. Identification of Igh-C-linked determinants on suppressor T cell hybrids and factors specific for L-glutamic acid60-L-alanine30-L-tyrosine10 (GAT). J Exp Med. 1985;162(3):1044-59. PMCID:PMC2187798  PMID:2411840 
69. Wong DL, Hayashi RJ, Ciaranello RD. Regulation of biogenic amine methyltransferases by glucocorticoids via S-adenosylmethionine and its metabolizing enzymes, methionine adenosyltransferase and S-adenosylhomocysteine hydrolase. Brain Res. 1985;330(2):209-16. PMID:2985192