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5 Results Found

  • Review
  • Open Access

Clinical Image-Based Dosimetry of Actinium-225 in Targeted Alpha Therapy

  • Kamo Ramonaheng,
  • Kaluzi Banda,
  • Milani Qebetu,
  • Pryaska Goorhoo,
  • Khomotso Legodi,
  • Tshegofatso Masogo,
  • Yashna Seebarruth,
  • Sipho Mdanda,
  • Sandile Sibiya and
  • Mike Sathekge
  • + 8 authors

20 January 2026

Actinium-225 (225Ac) has emerged as a pivotal alpha-emitter in modern radiopharmaceutical therapy, offering potent cytotoxicity with the potential for precise tumour targeting. Accurate, patient-specific image-based dosimetry for 225Ac is essential t...

  • Review
  • Open Access
23 Citations
4,555 Views
20 Pages

17 November 2023

This article highlights recent developments of SPECT and PET diagnostic imaging surrogates for targeted alpha particle therapy (TAT) radiopharmaceuticals. It outlines the rationale for using imaging surrogates to improve diagnostic-scan accuracy and...

  • Article
  • Open Access
27 Citations
5,121 Views
12 Pages

Evaluation of Actinium-225 Labeled Minigastrin Analogue [225Ac]Ac-DOTA-PP-F11N for Targeted Alpha Particle Therapy

  • Yun Qin,
  • Stefan Imobersteg,
  • Alain Blanc,
  • Stephan Frank,
  • Roger Schibli,
  • Martin P. Béhé and
  • Michal Grzmil

The overexpression of cholecystokinin B receptor (CCKBR) in human cancers led to the development of radiolabeled minigastrin analogues for targeted radionuclide therapy, which aims to deliver cytotoxic radiation specifically to cancer cells. Alpha em...

  • Review
  • Open Access
13 Citations
4,401 Views
18 Pages

Diagnostic Value of Radiolabelled Somatostatin Analogues for Neuroendocrine Tumour Diagnosis: The Benefits and Drawbacks of [64Cu]Cu-DOTA-TOC

  • Nasim Vahidfar,
  • Saeed Farzanehfar,
  • Mehrshad Abbasi,
  • Siroos Mirzaei,
  • Ebrahim S. Delpassand,
  • Farzad Abbaspour,
  • Yalda Salehi,
  • Hans Jürgen Biersack and
  • Hojjat Ahmadzadehfar

10 April 2022

Neuroendocrine tumours (NETs) arise from secondary epithelial cell lines in the gastrointestinal or respiratory system organs. The rate of development of these tumours varies from an indolent to an aggressive course, typically being initially asympto...

  • Article
  • Open Access
587 Views
13 Pages

Comparative In Vitro and In Vivo Evaluation of Anti-CCR8 Full-Sized IgG and Its Fab Fragments in Murine Colorectal Cancer Models

  • Tongshuo Hu,
  • Rubin Jiao,
  • Kevin J. H. Allen,
  • Connor Frank,
  • Mackenzie E. Malo and
  • Ekaterina Dadachova

18 November 2025

CCR8 chemokine receptor is a selective marker of tumor-infiltrating regulatory T cells (ti-Tregs) which interfere with the efficacy of checkpoint inhibitor immunotherapy (ICI) in many types of cancer. Eliminating CCR8+ ti-Tregs dramatically improves...