Mats Marshall Heyman research group

Publications

All publications from group members

• Journal article: FRONTIERS IN PEDIATRICS. 2026;14:1819033

  Randomized clinical trials and informed consent in pediatric oncology: a Nordic comparative study of parents' experiences

  Schroder Hakansson A; Andersson A-C; Mellgren K; Mogensen N; Abrahamsson J; Stenmarker M
• Editorial: HEMASPHERE. 2026;10(4):e70369

  Hematology in times of crisis: Lessons learned and strategic priorities from the EHA-ASH Joint Workshop on Ukraine.

  Istomin O; Yakimkova T; Belkhedim R; Bolaños N; Döhner K; Ganser A; Haferlach T; Ilbawi A; Kacharian A; Kizyma R; Klymenko S; Korenkova S; Leebeek F; Lysytsia O; Medvediev B; Mlynarski W; Niederwieser D; Nogovitsyna Y; Rondelli D; Selina I; Usenko G; Shokun N; Heyman M; Niemeyer C; Müller A
• Article: PLOS MEDICINE. 2026;23(3):e1004934

  Childhood cancer in Sweden during the COVID-19 pandemic: Temporal patterns in incidence and survival in a nationwide register-based cohort study

  Kampitsi C-E; Louro J; Mogensen H; Erdmann F; Georgantzi K; Heyman M; Lahteenmaki P; Nilsson A; Feychting M; Tettamanti G
• Letter: INTERNATIONAL JOURNAL OF CANCER. 2026;158(4):1129-1130

  Reply to: Comments on "Mode of delivery and the risk of lymphoblastic leukemia during childhood-A Swedish population-based cohort study"

  Kampitsi C-E; Mogensen H; Heyman M; Feychting M; Tettamanti G
• Letter: HAEMATOLOGICA. 2026;111(2):733-737

  Benchmarking prophylaxis with factor concentrates: reference data on annualized bleeding rates in children with severe hemophilia

  Ranta S; de Kovel M; Olivieri M; Fischer K; Castaman G; Koenigs C; Oldenburg J; Pergantou H; Male C; van den Berg HM
• Article: PEDIATRIC BLOOD & CANCER. 2026;73(2):e32168

  Early Toxicity in Childhood Acute Lymphoblastic Leukemia: A Comparison of NOPHO ALL2008 and ALLTogether Protocols in Sweden

  Fermer J; Van Bunningen H; Zhou O; Abrahamsson J; Borssen M; Donner I; Heyman M; Holmqvist AS; Valind A; Vogt H; Ranta S; Harila A
• Letter: BRITISH JOURNAL OF HAEMATOLOGY. 2026;208(2):705-710

  Assessment of intrathecal therapy in the treatment of familial haemophagocytic lymphohistiocytosis

  Zivkovic K; Bergsten E; Arico M; Astigarraga I; Ishii E; Ladisch S; Lehmberg K; Minkov M; Nanduri V; Henter J-I
• Article: PEDIATRIC BLOOD & CANCER. 2026;73(1):e32120

  Infectious Complications During Early Treatment of Childhood Acute Lymphoblastic Leukemia-A Comparison Between the ALLTogether and NOPHO ALL-2008 Protocols

  van Bunningen H; Fermer J; Harila A; Ranta S; Donner I; Wretman A; Vogt H; Holmqvist AS; Valind A; Henriksson L; Abrahamsson J; Borssen M; Nilsson A; Heyman M
• Letter: LEUKEMIA. 2026;40(1):215-218

  Intensive chemotherapy for high-risk acute lymphoblastic leukemia in first remission: results from the NOPHO ALL2008 study

  Nikkila A; Lohi O; Abrahamsson J; Griskevicius L; Hallbook H; Jonsson OG; Lund B; Marquart HV; Overgaard U; Palk K; Pruunsild K; Quist-Paulsen P; Toft N; Vaitkeviciene GE; Wartiovaara-Kautto U; Heyman M; Vettenranta K; Schmiegelow K
• Article: INTERNATIONAL JOURNAL OF CANCER. 2025;157(10):2041-2048

  Mode of delivery and the risk of lymphoblastic leukemia during childhood-A Swedish population-based cohort study

  Kampitsi C-E; Mogensen H; Heyman M; Feychting M; Tettamanti G
• Meeting abstract: BLOOD. 2025;146:305

  Emicizumab prophylaxis in pups and mtps with severe haemophilia: The pednet real world experience in 80 infants

  De Kovel M; Kenet G; Motwani J; Andersson NG; Blanty J; Castaman G; Carcao M; Escuriola-Ettingshausen C; Konigs C; Male C; Nolan B; Olivieri M; Oudot C; Pergantou E; Ranta S; Zapotocka E; Fischer K
• Article: HAEMOPHILIA. 2025;31(6):1271-1282

  Health-Related Quality of Life, Physical Activity and Joint Health in People With Severe Haemophilia A Receiving Emicizumab: Results From the Phase IV HemiNorth 2 Study

  Astermark J; Ranta S; Myrin-Westesson L; Hoffmann M; Quere S; Sanchez AYC; Robson S; Czirok T; Lassila R; Holme PA
• Article: HAEMOPHILIA. 2025;31(6):1209-1216

  Differences Between Sweden and Greece in Joint Outcomes Assessed by Ultrasound in Adolescents With Severe Haemophilia on Prophylaxis: Data From the PedNet Registry

  Michalopoulou A; Ranta S; Andersson NG; Fischer K; de Kovel M; de Boer-Verdonk E; Motwani J; Kenet G; Pergantou H
• Article: JOURNAL OF THROMBOSIS AND HAEMOSTASIS. 2025;23(9):2969-2981

  Increased effector memory CD4⁺ T cells are associated with chronic childhood immune thrombocytopenia

  Schmidt DE; Heitink-Polle KMJ; Nicolet BP; Porcelijn L; Bruin MCA; Weterings N; Schoot CEVD; Kapur R; Vidarsson G; de Haas M
• Article: TARGETED ONCOLOGY. 2025;20(5):871-886

  Published Population Pharmacokinetic Models of Imatinib Perform Poorly on TDM Data from Pediatric Patients

  Yang T; Rasmussen ASB; Weimann A; Thastrup M; Rank CU; Als-Nielsen B; Malmros J; Wik HS; Lohi O; Overgaard U; Johannsdottir IMR; Vaitkeviciene G; Dalhoff K; Schmiegelow K; Lund TM
• Conference publication: HAEMOPHILIA. 2025;31:58

  DIAGNOSTIC ACCURACY OF THE TOTAL THROMBUS-FORMATION ANALYSIS SYSTEM (T-TAS) FOR PLATELET FUNCTION DISORDERS: A COMPREHENSIVE EVALUATION

  Gran C; Braf A; Mahmoud N; Soutari H; Magnusson M; Schmidt DE
• Article: LANCET REGIONAL HEALTH-EUROPE. 2025;55:101363

  COVID-19 infection and severity among childhood cancer survivors in Denmark and Sweden: a register-based cohort study with matched population and sibling comparisons

  Louro J; Kampitsi C-E; Mogensen H; Erdmann F; Modig K; Nilsson A; Heyman M; Hasle H; Kroyer A; Kenborg L; Hjalgrim H; Feychting M; Tettamanti G
• Article: HAEMATOLOGICA. 2025;110(8):1723-1735

  Impact of age and sex on survival outcomes inpatients aged 1-45 years with acute lymphoblastic leukemia treated according to the stratification used in the NOPHO ALL2008 trial

  Taalas TL; Oskarsson T; Heyman M; Lund B; Lepik K; Vaitkeviciene G; Jonsson OG; Eriksson J; Toft N; Griskevicius L; Hallbook H; Palk K; Wartiovaara-Kautto U; Quist-Paulsen P; Noren-Nystrom U; Vettenranta K; Abrahamsson J; Schmiegelow K; Lahteenmaki PM
• Article: HEMASPHERE. 2025;9(7):e70176

  Ex vivo drug responses and molecular profiles of 597 pediatric acute lymphoblastic leukemia patients

  Enblad AP; Krali O; Gezelius H; Lundmark A; Blom K; Andersson C; Palle J; Frost B-M; Ryhanen S; Flaegstad T; Jonsson OG; Schmiegelow K; Heyman M; Harila A; Nygren P; Larsson R; Lonnerholm G; Nordlund J
• Article: CANCER CHEMOTHERAPY AND PHARMACOLOGY. 2025;95(1):76

  DNA-incorporated thioguanine to detect potential non-adherence to maintenance therapy in acute lymphoblastic leukemia

  Koch MR; Buhl Rasmussen AS; Als-Nielsen B; Duarte X; Escherich G; Heyman M; Lepik K; Malmros J; Nersting J; Johannsdottir I; Niinimaeki R; Petersen MJ; Segers H; van der Sluis IM; Thastrup M; Vaitkeviciene G; Schmiegelow K; Toksvang LN
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Funding

Grants

• An international multicenter trial for the treatment of relapsed acute lymphoblastic leukemia in children

  Barncancerfonden

  1 January 2023 - 31 December 2023
• Nationellt ansvar för ALL-behandlingsstudien ALLTogether1

  Barncancerfonden

  1 January 2019 - 31 December 2019

Staff and contact

Group leader

• Mats Heyman

  Senior Lecturer/Senior Physician

  Telephone +46852482858

  E-mail mats.heyman@ki.se

All members of the group

• Elisabet Bergsten

  Research Specialist

  Telephone +46852482229

  E-mail elisabet.bergsten@ki.se
• 

  Christina Egnell Gustafsson

  Affiliated to Research

  E-mail christina.egnell.gustafsson@ki.se
• Karin Margareta Flood

  Project Manager

  Telephone +46852482849

  E-mail karin.flood@ki.se
• Tony Frisk

  Affiliated to Research

  E-mail tony.frisk@ki.se
• Antonio Gonzalez Sanchez

  Other

  Telephone +46852482407

  E-mail antonio.gonzalez.sanchez@ki.se
• Hans Hemmingsson

  Phd Student

  E-mail hans.hemmingsson@ki.se
• Adelin Jonasson

  Administrator

  E-mail adelin.jonasson@ki.se
• Jenny Juhlin

  Research Coordinator

  E-mail jenny.juhlin@ki.se
• Emelia Ljung

  Administrator

  Telephone +46852482239

  E-mail emelia.ljung@ki.se
• Lovisa Malmqvist

  Phd Student

  E-mail lovisa.malmqvist.2@ki.se
• Johan Malmros

  Affiliated to Research

  E-mail johan.malmros@ki.se
• Nina Mogensen

  Affiliated to Research

  E-mail nina.mogensen@ki.se
• Alexander Phillips

  Affiliated to Research

  Telephone +46852482369

  E-mail alexander.phillips@ki.se
• Susanna Ranta

  Affiliated to Research | Docent

  E-mail susanna.ranta@ki.se
• 

  David Schmidt

  Affiliated to Research

  E-mail david.schmidt@ki.se
• Petter Svenberg

  Affiliated to Research

  E-mail petter.svenberg@ki.se
• Marika Wright

  Affiliated to Research

  Telephone +46852485362

  E-mail marika.wright@ki.se
• Trausti Óskarsson

  Affiliated to Research

  E-mail trausti.oskarsson@ki.se