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Disorders of Leukocytes01:27

Disorders of Leukocytes

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Related Experiment Video

Updated: Nov 10, 2025

In Ovo Xenografting of Patient-Derived Acute Lymphoblastic Leukemia (ALL) Cells (PDX-ALL)
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In Ovo Xenografting of Patient-Derived Acute Lymphoblastic Leukemia (ALL) Cells (PDX-ALL)

Published on: August 1, 2025

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Acute lymphoblastic leukemia.

John Han-Chih Chang1, Matthew M Poppe2, Chia-Ho Hua3

  • 1Department of Radiation Oncology, University of Oklahoma Health Science Center, Oklahoma City, Oklahoma.

Pediatric Blood & Cancer
|April 5, 2021
PubMed
Summary
This summary is machine-generated.

Survival rates for acute lymphoblastic leukemia (ALL) have improved with intensive treatments. Radiation therapy is reserved for specific high-risk cases in children, with ongoing research into its optimal use.

Keywords:
brainchemotherapyhigh-dose chemotherapyleukemiaradiation therapystem cell transplantationtestestotal body irradiation

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Area of Science:

  • Pediatric Oncology
  • Radiation Oncology

Background:

  • Survival for acute lymphoblastic leukemia (ALL) has improved due to intensive multimodality treatments.
  • These treatments include chemotherapy, high-dose chemotherapy with stem cell rescue, and radiation therapy.

Purpose of the Study:

  • To summarize radiation therapy strategies for pediatric ALL within the Children's Oncology Group.
  • To discuss current and future research directions for radiation therapy in ALL.

Main Methods:

  • Review of treatment strategies employed by the Children's Oncology Group for pediatric ALL.
  • Analysis of current indications for radiation therapy in specific ALL patient subgroups.

Main Results:

  • Radiation therapy is currently indicated for high-risk central nervous system (CNS) involvement (at diagnosis or relapse) and testicular relapse.
  • It is also used as part of the conditioning regimen for hematopoietic stem cell transplantation.

Conclusions:

  • Radiation therapy plays a role in specific, high-risk scenarios for pediatric ALL.
  • Future research should focus on refining indications, optimal dosages, and exploring novel radiation techniques.