A concept of dual-responsive prodrugs based on oligomerization-controlled reactivity of ester groups: an improvement of cancer cells versus neutrophils selectivity of camptothecin

Publikation: Beitrag in FachzeitschriftForschungsartikelBeigetragenBegutachtung

Beitragende

  • Insa Klemt - , Friedrich-Alexander-Universität Erlangen-Nürnberg (Autor:in)
  • Viktor Reshetnikov - , Friedrich-Alexander-Universität Erlangen-Nürnberg (Autor:in)
  • Subrata Dutta - , Friedrich-Alexander-Universität Erlangen-Nürnberg (Autor:in)
  • Galyna Bila - , Danylo Halytsky Lviv National Medical University (Autor:in)
  • Rostyslav Bilyy - , Danylo Halytsky Lviv National Medical University (Autor:in)
  • Itziar Cossío Cuartero - , Instituto de Salud Carlos III (Autor:in)
  • Andrés Hidalgo - , Instituto de Salud Carlos III (Autor:in)
  • Adrian Wünsche - , Friedrich-Alexander-Universität Erlangen-Nürnberg (Autor:in)
  • Maximilian Böhm - , Friedrich-Alexander-Universität Erlangen-Nürnberg (Autor:in)
  • Marit Wondrak - , Universitätsklinikum Carl Gustav Carus Dresden (Autor:in)
  • Leoni A. Kunz-Schughart - , Nationales Centrum für Tumorerkrankungen Dresden, OncoRay - Nationales Zentrum für Strahlenforschung in der Onkologie, Universitätsklinikum Carl Gustav Carus Dresden (Autor:in)
  • Rainer Tietze - , Friedrich-Alexander-Universität Erlangen-Nürnberg (Autor:in)
  • Frank Beierlein - , Friedrich-Alexander-Universität Erlangen-Nürnberg (Autor:in)
  • Petra Imhof - , Friedrich-Alexander-Universität Erlangen-Nürnberg (Autor:in)
  • Sabrina Gensberger-Reigl - , Friedrich-Alexander-Universität Erlangen-Nürnberg (Autor:in)
  • Monika Pischetsrieder - , Friedrich-Alexander-Universität Erlangen-Nürnberg (Autor:in)
  • Marlies Körber - , Friedrich-Alexander-Universität Erlangen-Nürnberg (Autor:in)
  • Tina Jost - , Friedrich-Alexander-Universität Erlangen-Nürnberg (Autor:in)
  • Andriy Mokhir - , Friedrich-Alexander-Universität Erlangen-Nürnberg (Autor:in)

Abstract

Many known chemotherapeutic anticancer agents exhibit neutropenia as a dose-limiting side effect. In this paper we suggest a prodrug concept solving this problem for camptothecin (HO-cpt). The prodrug is programmed according to Boolean “AND” logic. In the absence of H2O2 (trigger T1), e.g. in the majority of normal cells, it exists as an inactive oligomer. In cancer cells and in primed neutrophils (high H2O2), the oligomer is disrupted forming intermediate (inactive) lipophilic cationic species. These are accumulated in mitochondria (Mit) of cancer cells, where they are activated by hydrolysis at mitochondrial pH 8 (trigger T2) with formation of camptothecin. In contrast, the intermediates remain stable in neutrophils lacking Mit and therefore a source of T2. In this paper we demonstrated a proof-of-concept. Our prodrug exhibits antitumor activity both in vitro and in vivo, but is not toxic to normal cell and neutrophils in contrast to known single trigger prodrugs and the parent drug HO-cpt.

Details

OriginalspracheEnglisch
Seiten (von - bis)1189-1197
Seitenumfang9
FachzeitschriftRSC Medicinal Chemistry
Jahrgang15 (2024)
Ausgabenummer4
PublikationsstatusVeröffentlicht - 31 Jan. 2024
Peer-Review-StatusJa