B. Gyurkocza and H. Deeg, Allogeneic hematopoietic cell transplantation for MDS: for whom, when and how? Blood reviews, bibliographiques 1, pp.247-54, 2012.

B. Oran, Which Patients Should Undergo Allogeneic Stem Cell Transplantation for Myelodysplastic Syndromes, and When Should We Do It? Clinical lymphoma, myeloma & leukemia, pp.43-52, 2015.

V. Konya and J. Mjosberg, Innate Lymphoid Cells in Graft-Versus-Host Disease American journal of transplantation : official journal of the American Society of Transplantation and the American Society of Transplant Surgeons, pp.2795-801, 2015.

A. Bacigalupo, K. Ballen, D. Rizzo, S. Giralt, H. Lazarus et al., Defining the intensity of conditioning regimens: working definitions. Biology of blood and marrow transplantation : journal of the American Society for Blood and Marrow Transplantation, pp.1628-1661, 2009.

J. Falkenburg and E. Warren, Graft versus leukemia reactivity after allogeneic stem cell transplantation Biology of blood and marrow transplantation : journal of the American Society for Blood and Marrow Transplantation, pp.33-41, 2011.

J. Sloane and J. Norton, The pathology of bone marrow transplantation, Histopathology, vol.72, issue.3, pp.201-210, 1993.
DOI : 10.1002/1097-0142(19900201)65:3<473::AID-CNCR2820650316>3.0.CO;2-V

Y. Zhang and P. Ruiz, Solid organ transplant-associated acute graft-versus-host disease. Archives of pathology & laboratory medicine, pp.1220-1224, 2010.

N. Wong, Gastrointestinal pathology in transplant patients, Histopathology, vol.8, issue.4, pp.467-79, 2015.
DOI : 10.1111/his.12542

M. Desperbasques, A. Dhillon, and Q. Hamid, Epithelial changes following bone marrow transplantation: cytological atypia and epithelial endocrine cells, APMIS, vol.1, issue.2, pp.557-66, 1991.
DOI : 10.1111/j.1699-0463.1991.tb05191.x

A. Tichelli, A. Rovo, and A. Gratwohl, Late pulmonary, cardiovascular, and renal complications after hematopoietic stem cell transplantation and recommended screening practices. Hematology / the Education Program of the, pp.125-158, 2008.

T. Gooley, J. Chien, S. Pergam, S. Hingorani, M. Sorror et al., Reduced mortality after allogeneic hematopoietic-cell transplantation. The New England journal of medicine, Post-hematopietic stem cell transplant complications], pp.2091-1017, 2010.

A. Urbano-ispizua, S. Pavletic, M. Flowers, J. Klein, M. Zhang et al., 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. Biology of blood and marrow transplantation : journal of the American Society for Blood and Marrow Transplantation, pp.1746-53, 2015.

Y. Xiong, D. Bensoussan, and V. Decot, Adoptive Immunotherapies After Allogeneic Hematopoietic Stem Cell Transplantation in Patients With Hematologic Malignancies. Transfusion medicine reviews, pp.259-67, 2015.
URL : https://hal.archives-ouvertes.fr/hal-01464203

H. Glucksberg, R. Storb, A. Fefer, C. Buckner, P. Neiman et al., CLINICAL MANIFESTATIONS OF GRAFT-VERSUS-HOST DISEASE IN HUMAN RECIPIENTS OF MARROW FROM HL-A-MATCHED SIBLING DONOR,S, Transplantation, vol.18, issue.4, pp.295-304, 1974.
DOI : 10.1097/00007890-197410000-00001

A. Filipovich, D. Weisdorf, S. Pavletic, G. Socie, J. Wingard et al., National Institutes of Health consensus development project on criteria for clinical trials in chronic graft -versus-host disease: I. Diagnosis and staging working group report. Biology of blood and marrow transplantation : journal of the American Society for Blood and Marrow Transplantation, pp.945-56, 2005.

G. Vogelsang, L. Lee, and D. Bensen-kennedy, Pathogenesis and treatment of graft-versushost disease after bone marrow transplant. Annual review of medicine, pp.29-52, 2003.

H. Shulman, D. Cardona, J. Greenson, S. Hingorani, T. Horn et al., NIH Consensus development project on criteria for clinical trials in chronic graft-versus-host disease

M. Arora, C. Cutler, M. Jagasia, J. Pidala, X. Chai et al., Late Acute and Chronic Graft-Versus-Host Disease after Allogeneic Hematopoietic Cell Transplantation. Biology of blood and marrow transplantation : journal of the American Society for Blood and Marrow Transplantation, 2015.

M. Remberger, M. Ackefors, S. Berglund, O. Blennow, G. Dahllof et al., Improved survival after allogeneic hematopoietic stem cell transplantation in recent years. A single -center study. Biology of blood and marrow transplantation : journal of the American Society for Blood and Marrow Transplantation, pp.1688-97, 2011.

M. Macmillan, T. Defor, and D. Weisdorf, What predicts high risk acute graft-versus-host disease (GVHD) at onset?: identification of those at highest risk by a novel acute GVHD risk score, British Journal of Haematology, vol.14, issue.6, pp.732-773, 2012.
DOI : 10.1111/j.1365-2141.2012.09114.x

M. Jagasia, H. Greinix, M. Arora, K. Williams, D. Wolff et al., National Institutes of Health Consensus Development Project on Criteria for Clinical Trials in Chronic Graft-versus-Host Disease: I. The 2014 Diagnosis and Staging Working Group report. Biology of blood and marrow transplantation : journal of the American Society for Blood and Marrow Transplantation, pp.389-401, 2015.

S. Paczesny, F. Hakim, J. Pidala, K. Cooke, J. Lathrop et al., National Institutes of Health Consensus Development Project on Criteria for Clinical Trials in Chronic Graft-versus-Host Disease: III. The 2014 Biomarker Working Group Report. Biology of blood and marrow transplantation : journal of the American Society for Blood and Marrow Transplantation, pp.780-92, 2015.

K. Washington and M. Jagasia, Pathology of graft-versus-host disease in the gastrointestinal tract, Human Pathology, vol.40, issue.7, pp.909-926, 2009.
DOI : 10.1016/j.humpath.2009.04.001

G. Socie, J. Mary, M. Lemann, M. Daneshpouy, P. Guardiola et al., Prognostic value of apoptotic cells and infiltrating neutrophils in graft-versus-host disease of the gastrointestinal tract in humans: TNF and Fas expression, Blood, vol.103, issue.1, pp.50-57, 2004.
DOI : 10.1182/blood-2003-03-0909

J. Ferrara and H. Deeg, Graft-versus-host disease, The New England journal of medicine, vol.324, issue.10, pp.667-74, 1991.

D. Couriel, H. Caldera, R. Champlin, and K. Komanduri, Acute graft-versus-host disease: Pathophysiology, clinical manifestations, and management, Cancer, vol.103, issue.9, pp.1936-1982, 2004.
DOI : 10.1002/cncr.20613

D. Weisdorf, R. Hakke, B. Blazar, W. Miller, P. Mcglave et al., RISK FACTORS FOR ACUTE GRAFT-VERSUS-HOST DISEASE IN HISTOCOMPATIBLE DONOR BONE MARROW TRANSPLANTATION, Transplantation, vol.51, issue.6, pp.1197-203, 1991.
DOI : 10.1097/00007890-199106000-00010

A. Lazaryan, D. Weisdorf, T. Defor, C. Brunstein, M. Macmillan et al., Risk Factors for Acute and Chronic Graft-versus-Host Disease after Allogeneic Hematopoietic Cell Transplantation with Umbilical Cord Blood and Matched Sibling Donors. Biology of blood and marrow transplantation : journal of the American Society for Blood and Marrow Transplantation, 2015.

C. Kollman, C. Howe, C. Anasetti, J. Antin, S. Davies et al., Donor characteristics as risk factors in recipients after transplantation of bone marrow from unrelated donors: the effect of donor age, Blood, vol.98, issue.7, pp.2043-51, 2001.
DOI : 10.1182/blood.V98.7.2043

F. Ayuk, R. Veit, T. Zabelina, L. Bussmann, M. Christopeit et al., Prognostic factors for survival of patients with newly diagnosed chronic GVHD according to NIH criteria, Annals of Hematology, vol.97, issue.3, pp.1727-1759, 2015.
DOI : 10.1007/s00277-015-2452-6

A. Herrera, G. Soriano, A. Bellizzi, J. Hornick, V. Ho et al., Cord Colitis Syndrome in Cord-Blood Stem-Cell Transplantation, New England Journal of Medicine, vol.365, issue.9, pp.815-839, 2011.
DOI : 10.1056/NEJMoa1104959

D. Przepiorka, T. Smith, J. Folloder, I. Khouri, N. Ueno et al., Risk factors for acute graft-versus-host disease after allogeneic blood stem cell transplantation, Blood, vol.94, issue.4, pp.1465-70, 1999.

D. Couriel, R. Saliba, S. Giralt, I. Khouri, B. Andersson et al., Acute and chronic graft-versus-host disease after ablative and nonmyeloablative conditioning for allogeneic hematopoietic transplantation. Biology of blood and marrow transplantation : journal of the American Society for Blood and Marrow Transplantation, pp.178-85, 2004.

F. Calmet, A. Yarur, G. Pukazhendhi, J. Ahmad, and K. Bhamidimarri, Endoscopic and histological features of mycophenolate mofetil colitis in patients after solid organ transplantation Annals of gastroenterology : quarterly publication of the Hellenic Society of Gastroenterology, pp.366-73, 2015.

J. Johansson, O. Nilsson, and P. Stotzer, Colonoscopy and Sigmoidoscopy are Equally Effective for the Diagnosis of Colonic Acute Graft-versus-Host Disease in Patients with Diarrhea after Allogeneic Stem Cell Transplantation: A Prospective Controlled Trial. Biology of blood and marrow transplantation : journal of the American Society for Blood and Marrow Transplantation, pp.2086-90, 2015.

H. Shulman, K. Sullivan, P. Weiden, G. Mcdonald, G. Striker et al., Chronic graft-versus-host syndrome in man. A long-term clinicopathologic study of 20 Seattle patients. The American journal of medicine, pp.204-221, 1980.

D. Wu, D. Hockenberry, T. Brentnall, P. Baehr, R. Ponec et al., PERSISTENT NAUSEA AND ANOREXIA AFTER MARROW TRANSPLANTATION, Transplantation, vol.66, issue.10, pp.1319-1343, 1998.
DOI : 10.1097/00007890-199811270-00010

A. Liu, E. Meyer, L. Johnston, J. Brown, and L. Gerson, Prevalence of graft versus host disease and cytomegalovirus infection in patients post-haematopoietic cell transplantation presenting with gastrointestinal symptoms, Alimentary Pharmacology & Therapeutics, vol.121, issue.8, pp.955-66, 2013.
DOI : 10.1111/apt.12468

B. Thompson, D. Salzman, J. Steinhauer, A. Lazenby, C. Wilcox et al., Prospective endoscopic evaluation for gastrointestinal graft-versus-host disease: determination of the best diagnostic approach. Bone marrow transplantation Diagnosis of gastrointestinal graftversus-host disease--is rectal biopsy enough? Pediatric blood & cancer, pp.371-6561, 2006.

J. Roy, D. Snover, S. Weisdorf, A. Mulvahill, A. Filipovich et al., SIMULTANEOUS UPPER AND LOWER ENDOSCOPIC BIOPSY IN THE DIAGNOSIS OF INTESTINAL GRAFT-VERSUS-HOST DISEASE, TRANSPLANTATION, vol.51, issue.3, pp.642-648, 1991.
DOI : 10.1097/00007890-199103000-00019

J. Melson, S. Jakate, H. Fung, S. Arai, and A. Keshavarzian, Crypt loss is a marker of clinical severity of acute gastrointestinal graft-versus-host disease, American Journal of Hematology, vol.15, issue.1, pp.881-887, 2007.
DOI : 10.1002/ajh.20976

W. Kreisel, M. Dahlberg, H. Bertz, J. Harder, K. Potthoff et al., Endoscopic diagnosis of acute intestinal GVHD following allogeneic hematopoietic SCT: a retrospective analysis in 175 patients, Bone Marrow Transplantation, vol.49, issue.3, pp.430-438, 2012.
DOI : 10.1038/bmt.2011.137

R. Ponec, R. Hackman, and G. Mcdonald, Endoscopic and histologic diagnosis of intestinal graft-versus-host disease after marrow transplantation, Gastrointestinal Endoscopy, vol.49, issue.5, pp.612-633, 1999.
DOI : 10.1016/S0016-5107(99)70390-1

C. Nguyen, D. Kastenberg, C. Choudhary, L. Katz, A. Dimarino et al., Is single-cell apoptosis sufficient for the diagnosis of graft-versus-host disease in the colon? Digestive diseases and sciences, pp.747-56, 2008.

H. Shulman, D. Kleiner, S. Lee, T. Morton, S. Pavletic et al., Histopathologic diagnosis of chronic graft-versus-host disease: National Institutes of Health Consensus Development Project on Criteria for Clinical Trials in Chronic Graft-versus-Host Disease: II. Pathology Working Group Report. Biology of blood and marrow transplantation : journal of the American Society for Blood and Marrow Transplantation, pp.31-47, 2006.

N. Iqbal, D. Salzman, A. Lazenby, and C. Wilcox, Diagnosis of gastrointestinal graft-versus-host disease. The American journal of gastroenterology, pp.3034-3042, 2000.

T. Teshima, P. Reddy, and R. Zeiser, Acute Graft-versus-Host Disease: Novel Biological Insights. Biology of blood and marrow transplantation : journal of the American Society for Blood and Marrow Transplantation, 2015.

B. Biedermann, S. Sahner, M. Gregor, D. Tsakiris, C. Jeanneret et al., Endothelial injury mediated by cytotoxic T lymphocytes and loss of microvessels in chronic graft versus host disease, The Lancet, vol.359, issue.9323, pp.2078-83, 2002.
DOI : 10.1016/S0140-6736(02)08907-9

L. Sviland, A. Pearson, E. Eastham, P. Hamilton, S. Proctor et al., Histological features of skin and rectal biopsy specimens after autologous and allogeneic bone marrow transplantation., Journal of Clinical Pathology, vol.41, issue.2, pp.148-54, 1988.
DOI : 10.1136/jcp.41.2.148

D. Snover, S. Weisdorf, G. Vercellotti, B. Rank, S. Hutton et al., A histopathologic study of gastric and small intestinal graft-versus-host disease following allogeneic bone marrow transplantation, Human Pathology, vol.16, issue.4, pp.387-92, 1985.
DOI : 10.1016/S0046-8177(85)80232-X

F. Lee, Importance of apoptosis in the histopathology of drug related lesions in the large intestine., Journal of Clinical Pathology, vol.46, issue.2, pp.118-140, 1993.
DOI : 10.1136/jcp.46.2.118

V. Shidham, C. Chang, G. Shidham, F. Ghazala, P. Lindholm et al., Colon biopsies for evaluation of acute graft-versus-host disease (A-GVHD) in allogeneic bone marrow transplant patients, BMC Gastroenterology, vol.6, issue.1, pp.5-60, 2003.
DOI : 10.1016/S1083-8791(00)70048-6

J. Lin, R. Fan, Z. Zhao, O. Cummings, and S. Chen, Is the presence of 6 or fewer crypt apoptotic bodies sufficient for diagnosis of graft versus host disease? A decade of experience at a single institution. The American journal of surgical pathology, pp.539-586, 2013.

M. Daneshpouy, G. Socie, M. Lemann, J. Rivet, E. Gluckman et al., Activated eosinophils in upper gastrointestinal tract of patients with graft-versus-host disease Immunohistochemical changes in sigmoid colon after allogeneic and autologous bone marrow transplantation, Blood. Journal of clinical pathology, vol.9948, issue.624, pp.3033-40308, 1995.

R. Epstein, G. Mcdonald, G. Sale, H. Shulman, and E. Thomas, The diagnostic accuracy of the rectal biopsy in acute graft-versus-host disease: a prospective study of thirteen patients, Gastroenterology, vol.78, issue.4, pp.764-71, 1980.

K. Lerner, G. Kao, R. Storb, C. Buckner, R. Clift et al., Histopathology of graft -vs.host reaction (GvHR) in human recipients of marrow from HL-A-matched sibling donors, Transplantation proceedings, vol.6, issue.4, pp.367-71, 1974.

K. Washington, R. Bentley, A. Green, J. Olson, W. Treem et al., Gastric graft-versushost disease: a blinded histologic study. The American journal of surgical pathology, pp.1037-1083, 1997.

D. Leino and . Gj, Can we distinguish mycophenolate-induced colitis from colonic graft-versushost disease? Modern pathology : an official journal of the United States and Canadian Academy of Pathology Histologic features in colon biopsies can discriminate mycophenolate from GVHD-induced colitis. The American journal of surgical pathology, S2)):167A. 69. Star KV, pp.1319-1347, 2012.

J. Lin, S. Chen, Z. Zhao, O. Cummings, and R. Fan, CD123 is a useful immunohistochemical marker to facilitate diagnosis of acute graft-versus-host disease in colon, Human Pathology, vol.44, issue.10, pp.2075-80, 2013.
DOI : 10.1016/j.humpath.2013.02.023

A. Tzankov, G. Stifter, I. Tschorner, G. Gastl, G. Mikuz et al., Detection of apoptoses in gastro intestinal graft-versus-host disease and cytomegalovirus colitis by a commercially available antibody against caspase-3. Pathology, research and practice National Institutes of Health Consensus Development Project on Criteria for Clinical Trials in Chronic Graft versus-Host Disease: V. The 2014 Ancillary Therapy and Supportive Care Working Group Report. Biology of blood and marrow transplantation : journal of the American Society for Blood and Marrow Transplantation, pp.337-401167, 2003.

N. Gupta and R. Masia, Cord Colitis Syndrome, The American Journal of Surgical Pathology, vol.37, issue.7, pp.1109-1122, 2013.
DOI : 10.1097/PAS.0b013e31828a827a

J. Papadimitriou, C. Cangro, A. Lustberg, A. Khaled, J. Nogueira et al., Histologic Features of Mycophenolate Mofetil-Related Colitis: A Graft-Versus-Host Disease-Like Pattern, International Journal of Surgical Pathology, vol.11, issue.4, pp.295-302, 2003.
DOI : 10.1177/106689690301100406

J. Parfitt, S. Jayakumar, and D. Driman, Mycophenolate mofetil-related gastrointestinal mucosal injury: variable injury patterns, including graft-versus-host disease-like changes. The American journal of surgical pathology, pp.1367-72, 2008.

W. Ross and D. Couriel, Colonic graft-versus-host disease. Current opinion in gastroenterology, pp.64-73, 2005.

F. Zwas, N. Cirillo, H. Serag, R. Eisen, . Da et al., Colonic mucosal abnormalities associated with oral sodium phosphate solution Endoscopic and histologic features of sodium phosphate bowel preparation-induced colonic ulceration: Case report and review, Gastrointest Endosc. Gastrointestinal Endoscopy, vol.4355, issue.784, pp.463-6584, 1996.

M. Selbst, W. Ahrens, M. Robert, A. Friedman, D. Proctor et al., Spectrum of histologic changes in colonic biopsies in patients treated with mycophenolate mofetil. Modern pathology : an official journal of the United States and Canadian Academy of Pathology, Inc, vol.22, issue.80, pp.737-780, 2009.

A. Al-absi, C. Cooke, B. Wall, P. Sylvestre, M. Ismail et al., Patterns of injury in mycophenolate mofetil-related colitis. Transplantation proceedings, pp.3591-3594, 2010.

S. Lee, W. De-boer, K. Subramaniam, and M. Kumarasinghe, Pointers and pitfalls of mycophenolate-associated colitis, Journal of Clinical Pathology, vol.66, issue.1, pp.8-11, 2013.
DOI : 10.1136/jclinpath-2012-200888

G. Liapis, J. Boletis, C. Skalioti, G. Bamias, K. Tsimaratou et al., Histological spectrum of mycophenolate mofetil-related colitis: association with apoptosis, Histopathology, vol.15, issue.Suppl. 1, pp.649-58, 2013.
DOI : 10.1111/his.12222

S. Shimoji, K. Kato, Y. Eriguchi, K. Takenaka, H. Iwasaki et al., Evaluating the association between histological manifestations of cord colitis syndrome with GVHD. Bone marrow transplantation Early an d late gastrointestinal complications after myeloablative and nonmyeloablative allogeneic stem cell transplantation, Annals of hematology, vol.4883, issue.842, pp.1249-52101, 2004.

F. Dignan, A. Clark, P. Amrolia, J. Cornish, G. Jackson et al., Diagnosis and management of acute graft-versus-host disease, British Journal of Haematology, vol.50, issue.1, pp.30-45, 2012.
DOI : 10.1111/j.1365-2141.2012.09129.x

P. Martin, G. Schoch, L. Fisher, V. Byers, C. Anasetti et al., A retrospective analysis of therapy for acute graft-versus-host disease: initial treatment Modeling inflammation and oxidative stress in gastrointestinal disease development using novel organotypic culture systems The equivalence of weighted Kappa and the intraclass correlation coefficient as measures of reliability. Educational and psychological measurement, Blood. Stem cell research & therapy, vol.764, issue.8833, pp.1464-72613, 1973.