Fluorescence microscopic evidence for intracellular silicon storage pools in diatoms and their partial separation
Tobias Reichelt, Julia Breyer, Eike Brunner
The paper uses fluorescence microscopy and subcellular fractionation to quantify intracellular silicon storage pools in diatoms under silicon starvation, finding concentrations up to 540 mM but lower in fractionated cytoplasm.
bioRxiv · Nov 5, 2026 · PreprintPlant Biology