Evidence map›Paper›PMID 34293735›Full record

ArticlePhysics in medicine and biology2021

HEDOS-a computational tool to assess radiation dose to circulating blood cells during external beam radiotherapy based on whole-body blood flow simulations.

Jungwook Shin, Shu Xing, Lucas McCullum, Abdelkhalek Hammi, Jennifer Pursley, Camilo A Correa, Julia Withrow, Sean Domal, Wesley Bolch, Harald Paganetti and 1 more

Open access · greenAbstract read
In one paragraph

Article in Physics in medicine and biology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 39 papers.

0numbers the graph read from it
0cells of the map it votes in
39citing papers in PubMed
8.5field-weighted citation impact, top 2% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

39 citing papers in PubMed, 44 citations in OpenAlex.

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  10. The Challenges Discovering the Mechanisms Underlying Radiation-Induced Lymphopenia From Clinical Data.International journal of radiation oncology, biology, physics · 2026
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  20. Correlation of dynamic blood dose with clinical outcomes in radiotherapy for head-and-neck cancer.Radiotherapy and oncology : journal of the European Society for Therapeutic Radiology and Oncology · 2025
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

11 authors at 2 institutions in 1 country.

Jungwook ShinDivision of Radiation Biophysics, Department of Radiation Oncology, Massachusetts General Hospital and Harvard Medical School, Boston, MA, United States of America.
Shu XingDivision of Radiation Biophysics, Department of Radiation Oncology, Massachusetts General Hospital and Harvard Medical School, Boston, MA, United States of America.
Lucas McCullumDivision of Radiation Biophysics, Department of Radiation Oncology, Massachusetts General Hospital and Harvard Medical School, Boston, MA, United States of America.ORCID 0000-0001-9788-7987
Abdelkhalek HammiDivision of Radiation Biophysics, Department of Radiation Oncology, Massachusetts General Hospital and Harvard Medical School, Boston, MA, United States of America.ORCID 0000-0002-4001-1180
Jennifer PursleyDivision of Radiation Biophysics, Department of Radiation Oncology, Massachusetts General Hospital and Harvard Medical School, Boston, MA, United States of America.
Camilo A CorreaJ. Crayton Pruitt Family Department of Biomedical Engineering, University of Florida, Gainesville, FL, United States of America.ORCID 0000-0002-9756-6873
Julia WithrowJ. Crayton Pruitt Family Department of Biomedical Engineering, University of Florida, Gainesville, FL, United States of America.
Sean DomalJ. Crayton Pruitt Family Department of Biomedical Engineering, University of Florida, Gainesville, FL, United States of America.
Wesley BolchJ. Crayton Pruitt Family Department of Biomedical Engineering, University of Florida, Gainesville, FL, United States of America.ORCID 0000-0002-7175-9968
Harald PaganettiDivision of Radiation Biophysics, Department of Radiation Oncology, Massachusetts General Hospital and Harvard Medical School, Boston, MA, United States of America.
Clemens GrassbergerDivision of Radiation Biophysics, Department of Radiation Oncology, Massachusetts General Hospital and Harvard Medical School, Boston, MA, United States of America.ORCID 0000-0002-4425-4489
Harvard University · USUniversity of Florida · US

Funding

Project 3: Enhanced Sensitivity of Tumors to Proton Beam Therapy: Mechanisms and Biomarkers.P01CA261669 · NCI · MASSACHUSETTS GENERAL HOSPITAL · PI HONG, THEODORE S · 2021 to 2025
$14.0M
Developing whole-body computational phantoms for blood dosimetry to model the impact of radiation on the immune systemR01CA248901 · NCI · MASSACHUSETTS GENERAL HOSPITAL · PI BOLCH, WESLEY E, PAGANETTI, HARALD · 2020 to 2024
$2.4M
A Computational Method to Calculate the Radiation Dose to CirculatingLymphocytesR21CA248118 · NCI · UNIVERSITY OF WASHINGTON · PI GRASSBERGER, CLEMENS · 2020 to 2020
$429k
NCI NIH HHS P01 CA261669NCI NIH HHS R01 CA248901NCI NIH HHS R21 CA248118
6 · The paper itself

Abstract

We have developed a time-dependent computational framework, hematological dose (HEDOS), to estimate dose to circulating blood cells from radiation therapy treatment fields for any treatment site. Two independent dynamic models were implemented in HEDOS: one describing the spatiotemporal distribution of blood particles (BPs) in organs and the second describing the time-dependent radiation field delivery. A whole-body blood flow network based on blood volumes and flow rates from ICRP Publication 89 was simulated to produce the spatiotemporal distribution of BPs in organs across the entire body using a discrete-time Markov process. Constant or time-varying transition probabilities were applied and their impact on transition time was investigated. The impact of treatment time and anatomical site were investigated using imaging data and dose distributions from a liver cancer and a brain cancer patient. The simulations revealed different dose levels to the circulating blood for brain irradiation compared to liver irradiation even for similar field sizes due to the different blood flow properties of the two organs. The volume of blood receiving any dose (

Indexed as

Radiotherapy, Intensity-ModulatedRadiotherapy Planning, Computer-AssistedBlood CellsHumansRadiation DosageRadiotherapy Dosagediscrete-time Markov processlymphopeniaradiation dose to lymphocytesradiotherapywhole-body blood flow

Identifiers

PMID34293735
PMCPMC8720566
OpenAlexW3185366450

What OpenQuestion holds

Textmetadata
LicenceTDM
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.