Early Bone Marrow Transplantation Efforts: Honoring Jan Raszek-Rosenbusch and Franciszek Groër
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By
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Wieslaw Wiktor-Jedrzejczak
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November 4, 2026
Clinical Scorecard: Early Bone Marrow Transplantation Efforts by Jan Raszek-Rosenbusch and Franciszek Groër
At a Glance
| Category | Detail |
|---|---|
| Condition | Clinical topic addressed by the source article: Early Bone Marrow Transplantation Efforts |
| Key Mechanisms | Early intramedullary marrow transfer aimed to deliver unknown biological factors. Later research demonstrated the role of hematopoietic stem cells; total body irradiation became the first clinical conditioning method, and HLA was subsequently discovered. |
| Target Population | Patients or participants described in the source article. |
| Care Setting | Care setting described in the source article. |
Key Highlights
- During 1938–1941, Jan Raszek-Rosenbusch and Franciszek Groër repeatedly injected donor marrow into recipients’ sternums after matching donors and recipients by ABO blood group.
- The authors reported no immediate or delayed toxicity attributable to the procedures and described some improvement in general condition; the diagnoses and outcomes cannot be interpreted with certainty by contemporary standards.
- The procedures lacked HLA matching, conditioning, and chimerism studies, and the article characterizes them as attempts to transplant rather than transplantation itself.
- Subsequent research demonstrated the role of hematopoietic stem cells, established total body irradiation as the first clinical conditioning method, and included the discovery of HLA.
Guideline-Based Recommendations
Diagnosis
Management
Monitoring & Follow-up
Risks
- The article reports no immediate or delayed toxicity attributable to the early intramedullary procedures.
- The article says the diagnoses—unspecified anemia with jaundice and “lymphadenosis aleukemica”—cannot be matched with certainty to contemporary nomenclature; it also says the effects were described in a manner that did not meet current standards.
Patient & Prescribing Data
In the 1938–1941 procedures, donors were generally adults and recipients were children; they were unrelated and matched by ABO blood group. The reported diagnoses were unspecified anemia with jaundice and “lymphadenosis aleukemica.”
Clinical Best Practices
- The article describes total body irradiation as the first clinical conditioning method and discusses the later discovery of HLA; it does not provide current clinical practice recommendations.
- The article states that the early diagnoses cannot be matched with certainty to contemporary nomenclature and that the effects were described in a manner that did not meet current standards.
Related Resources & Content
Based on findings from:
The first attempts to transplant bone marrow—tribute to Jan Raszek-Rosenbusch and Franciszek Groër.
Wieslaw Wiktor-Jedrzejczak. Bone Marrow Transplantation, 2026.
https://www.nature.com/articles/s41409-026-03081-y
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