Overview of the most promising radionuclides for targeted alpha therapy: The “hopeful eight”

R Eychenne, M Chérel, F Haddad, F Guérard… - Pharmaceutics, 2021 - mdpi.com
Among all existing radionuclides, only a few are of interest for therapeutic applications and
more specifically for targeted alpha therapy (TAT). From this selection, actinium-225 …

Advances in the Chemistry of Astatine and Implications for the Development of Radiopharmaceuticals

F Guérard, C Maingueneau, L Liu… - Accounts of Chemical …, 2021 - ACS Publications
Conspectus Astatine (At) is the rarest on Earth of all naturally occurring elements, situated
below iodine in the periodic table. While only short-lived isotopes (t 1/2≤ 8.1 h) are known …

Recent progress of astatine-211 in endoradiotherapy: Great advances from fundamental properties to targeted radiopharmaceuticals

F Li, Y Yang, J Liao, N Liu - Chinese Chemical Letters, 2022 - Elsevier
Abstract Astatine-211 (211 At, t 1/2= 7.21 h) emitting two α particles with energies of 5.87
and 7.45 MeV, can lead to a high linear energy transfer (LET= 98.84 keV/µm) and short …

Experimental and computational evidence of halogen bonds involving astatine

N Guo, R Maurice, D Teze, J Graton, J Champion… - Nature Chemistry, 2018 - nature.com
The importance of halogen bonds—highly directional interactions between an electron-
deficient σ-hole moiety in a halogenated compound and an acceptor such as a Lewis base …

Investigation on the reactivity of nucleophilic radiohalogens with arylboronic acids in water: access to an efficient single-step method for the radioiodination and …

M Berdal, S Gouard, R Eychenne… - Chemical …, 2021 - pubs.rsc.org
Easy access to radioiodinated and 211At-labelled bio (macro) molecules is essential to
develop new strategies in nuclear imaging and targeted radionuclide therapy of cancers …

Synthesis of [211At]4-astato-L-phenylalanine by dihydroxyboryl-astatine substitution reaction in aqueous solution

Y Shirakami, T Watabe, H Obata, K Kaneda, K Ooe… - Scientific Reports, 2021 - nature.com
Abstract Astatine-211 (211At)-labeled phenylalanine is expected to be a promising agent for
targeted alpha-particle therapy for the treatment of patients with glioma. The existing …

Targeted radionuclide therapy with astatine-211: Oxidative dehalogenation of astatobenzoate conjugates

D Teze, DC Sergentu, V Kalichuk, J Barbet… - Scientific Reports, 2017 - nature.com
Abstract 211At is a most promising radionuclide for targeted alpha therapy. However, its
limited availability and poorly known basic chemistry hamper its use. Based on the analogy …

Complexation of Astatine(III) with Ketones: Roles of NO3 Counterion and Exploration of Possible Binding Modes

JD Burns, EE Tereshatov, B Zhang… - Inorganic …, 2022 - ACS Publications
Ketones have been proven effective in extracting astatine (III) from aqueous solvents.
Previous theoretical studies suggested a mechanism where the “sp2” lone pair on the …

Pourbaix diagram of astatine revisited: experimental investigations

L Liu, R Maurice, N Galland, P Moisy… - Inorganic …, 2022 - ACS Publications
The Pourbaix diagram of an element displays its stable chemical forms with respect to the
redox potential and pH of the solution, whose knowledge is fundamental for understanding …

Mechanism of astatine and bismuth sorption on extraction chromatography resins from nitric acid media

EE Tereshatov, JD Burns, SJ Schultz, BD Green… - Chemical Engineering …, 2023 - Elsevier
Systematic study of astatine (At) sorption on extraction chromatography resins from nitric
acid media has been performed at Texas A&M University. This work covers commercially …