The paper identifies conserved bacterial genes responsible for thallusin biosynthesis, a morphogen that influences algal development across marine and terrestrial environments.

bioRxiv · May 22, 2026 · PreprintMicrobiology

SiR-XActin: A fluorescent probe for imaging actin dynamics in live cells

Veselin Nasufović, Julian Kompa, Halli L. Lindamood, Merle Blümke, Rayane Dibsy, Birgit Koch, Victoria Levario‐Diaz, Katharina Weber, Marlene Maager, Ekaterina Nomerotskaia, Arnaud Échard, Elisabetta Ada Cavalcanti‐Adam, Eric A. Vitriol, Hans‐Dieter Arndt, Kai Johnsson

The paper introduces SiR-XActin, a far-red fluorescent probe for imaging actin dynamics in live cells with minimal cytotoxicity and without genetic modifications.

Angewandte Chemie International Edition · Oct 16, 2025Peer-reviewedBiochemistry

Spindle-localized F-actin regulates polar MTOC organization and the fidelity of meiotic spindle formation

Edgar Joel Soto‐Moreno, Nourhan Nashat Ali, Florian Küllmer, Veselin Nasufović, Michaela Frolíková, Olga Tepla, Jaromír Mašata, Dirk H. Trauner, Amanda A. Patterson, Hans‐Dieter Arndt, Kateřina Komrsková, Magdalena Zernicka‐Goetz, David Moore Glover, Ahmed Zaky Balboula

This study identifies spindle-localized F-actin as critical for organizing polar MTOCs and ensuring accurate meiotic spindle formation and chromosome segregation in mammalian oocytes.

Nature Communications · Sep 19, 2025Peer-reviewedCell Biology