Detection of Unlabeled Micro- and Nanoplastics in Unstained Tissue with Optical Photothermal Infrared Spectroscopy
Kristina Duswald, Verena Pichler, Verena Kopatz, Tanja Limberger, Verena Karl, David Hennerbichler, Robert Zimmerleiter, Wolfgang Wadsak, Mike Hettich, Elisabeth S. Gruber, Lukas Kenner, Markus Brandstetter
This study demonstrates the use of O-PTIR spectroscopy for label-free detection of micro- and nanoparticles in tissues, showing superior resolution and signal quality compared to FTIR.
Analytical Chemistry · Aug 1, 2025Peer-reviewedBiophysics