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Results for "alpha sample": 7 found

An Alpha Irradiation System for Radiobiological Studies with Versatile Dose Rate Control

Authors: Harsh Arya, Yan Chang, Yujie Chi, Varghese Anto Chirayath, Joshua Rajan, Pan Zui

Affiliation: University of Texas at Arlington, Department of Physics, University of Texas at Arlington

Abstract Preview: Purpose: In targeted alpha therapy (TAT), absorbed dose rates can vary significantly spatially and temporally, impacting therapeutic efficacy as well as carcinogenic potential. This study reports the ...

Assessment of Alpha-Fetoprotein As a Prognostic Factor of Overall Survival for HCC Patients Undergoing 90Y-Glass Trans-Arterial Radioembolization

Authors: Srinivas Cheenu Kappadath, James Long, Armeen Mahvash, Anna Marks, Ajalaya Teyateeti

Affiliation: Mahidol University, The University of Texas MD Anderson Cancer Center, UT MD Anderson Cancer Center

Abstract Preview: Purpose:
Alpha-fetoprotein (AFP) has been implicated as prognostic factor of overall survival (OS) for hepatocellular carcinoma (HCC). We present a statistical approach to determine optimal AFP-cut...

BEST IN PHYSICS RADIOPHARMACEUTICALS, THERANOSTICS AND NUCLEAR MEDICINE: The Development and Validation of an in-Vitro Alpha Irradiation Platform with Versatile Radiation Control

Authors: Md Mainul Abrar, Harsh Arya, Yujie Chi, Yijing Liu, Joshua Rajan, Pan Zui

Affiliation: University of Texas at Arlington, The University of Texas at Arlington, Department of Physics, University of Texas at Arlington

Abstract Preview: Purpose: Understanding the biological effects of alpha radiation at varying dose rates and energies is essential for advancing therapeutic strategies. This study demonstrates the capabilities of an in...

Correlated Pharmacokinetic Models in Targeted Alpha Therapy

Authors: Lars R Furenlid, Chiao Huang, Matthew A. Kupinski, Brian W. Miller

Affiliation: University of Arizona, Departments of Radiation Oncology and Medical Imaging, University of Arizona

Abstract Preview: Purpose: To sample correlated k-constants in tissue-compartment model for pharmacokinetic study in targeted alpha therapy.
Methods: This work simulated the biodistribution of PSMA-11 tracers labele...

Evaluation of Noise and Dose Efficiency in Clinical Photon-Counting CT Colonography with Tin Prefiltration

Authors: Xinhui Duan, Vivek Nair, Liqiang Ren, KyuHo Song, Vasantha Vasan, Kuan Zhang, Yue Zhang

Affiliation: Department of Radiology, UT Southwestern Medical Center

Abstract Preview: Purpose: Minimizing radiation dose is crucial in CT colonography (CTC) screening and diagnosis. Tin (Sn) prefiltration is readily incorporated into clinical photon-counting CT (PCCT) scanners, yet its...

Feasibility of X-Ray Based Online Adaptive Dynamic Optimization with Integrated Knowledge-Based Planning for Head and Neck Cancer

Authors: Jacob S. Buatti, Mu-Han Lin, Dominic Moon, David D.M. Parsons, David Sher, Justin D. Visak, Hui Ju Wang

Affiliation: Department of Radiation Oncology, UT Southwestern Medical Center, Medical Artificial Intelligence and Automation (MAIA) Lab, Department of Radiation Oncology, UT Southwestern Medical Center, UT Southwestern Medical Center, Department of Radiation Oncology, UT Southwestern Medical Center, Dallas, TX

Abstract Preview: Purpose: Most current adaptive treatment planning systems (TPS) natively utilize static planning goals from the reference plan for online adaptive re-optimization. In complex head-and-neck cancer (HNC...

Poisson Decay in Pharmacokinetics with Imaging in Targeted Alpha Therapy

Authors: Lars R Furenlid, Chiao Huang, Matthew A. Kupinski, Brian W. Miller

Affiliation: University of Arizona, Departments of Radiation Oncology and Medical Imaging, University of Arizona

Abstract Preview: Purpose: To sample random numbers of decay of radiotracers in a pharmacokinetic compartment model for Monte-Carlo simulation of imaging in targeted alpha therapy.
Methods: Time-activity curves (TAC...