User profiles for Martina Tholen

Martina Tholen

Junior Research Group Leader, University Freiburg
Verified email at mol-med.uni-freiburg.de
Cited by 481

AND-gate contrast agents for enhanced fluorescence-guided surgery

JC Widen, M Tholen, JJ Yim, A Antaris… - Nature biomedical …, 2021 - nature.com
Surgical resection of tumours requires precisely locating and defining the margins between
lesions and normal tissue. However, this is made difficult by irregular margin borders. …

Tyrosine kinase inhibitors can activate the NLRP3 inflammasome in myeloid cells through lysosomal damage and cell lysis

…, M Rodriguez-Franco, C Kreutz, M Prinz, M Tholen… - Science …, 2023 - science.org
Inflammasomes are intracellular protein complexes that promote an inflammatory host
defense in response to pathogens and damaged or neoplastic tissues and are implicated in …

Optimization of a protease activated probe for optical surgical navigation

JJ Yim, M Tholen, A Klaassen, J Sorger… - Molecular …, 2017 - ACS Publications
Molecularly targeted optical contrast agents have the potential to enable surgeons to visualize
specific molecular markers that can help improve surgical precision and thus outcomes. …

[PDF][PDF] The clinical drug ebselen attenuates inflammation and promotes microbiome recovery in mice after antibiotic treatment for CDI

M Garland, AJ Hryckowian, M Tholen, KO Bender… - Cell Reports …, 2020 - cell.com
Clostridium difficile infection (CDI) is an enteric bacterial disease that is increasing in
prevalence worldwide. C. difficile capitalizes on gut inflammation and microbiome dysbiosis to …

[HTML][HTML] The glucosyltransferase activity of C. difficile Toxin B is required for disease pathogenesis

…, M Garland, RJ Cave, ML Kelly, M Tholen… - PLoS …, 2020 - journals.plos.org
Enzymatic inactivation of Rho-family GTPases by the glucosyltransferase domain of
Clostridioides difficile Toxin B (TcdB) gives rise to various pathogenic effects in cells that are …

Design of Optical‐Imaging Probes by Screening of Diverse Substrate Libraries Directly in Disease‐Tissue Extracts

M Tholen, JJ Yim, K Groborz, E Yoo… - Angewandte Chemie …, 2020 - Wiley Online Library
Fluorescently quenched probes that are specifically activated in the cancer microenvironment
have great potential application for diagnosis, early detection, and surgical guidance. …

Short-wave infrared fluorescence chemical sensor for detection of otitis media

…, SP Singh, A Xia, R Kashfi-Sadabad, M Tholen… - ACS …, 2020 - ACS Publications
Otitis media (OM) or middle ear infection is one of the most common diseases in young
children around the world. The diagnosis of OM is currently performed using an otoscope to …

[HTML][HTML] Stress-resistant translation of cathepsin L mRNA in breast cancer progression

M Tholen, J Wolanski, B Stolze, M Chiabudini… - Journal of Biological …, 2015 - ASBMB
The cysteine protease cathepsin L (CTSL) is often thought to act as a tumor promoter by
enhancing tumor progression and metastasis. This goes along with increased CTSL activity in …

Low‐level lysosomal membrane permeabilization for limited release and sublethal functions of cathepsin proteases in the cytosol and nucleus

T Reinheckel, M Tholen - FEBS Open bio, 2022 - Wiley Online Library
For a long time, lysosomes were purely seen as organelles in charge of garbage disposal
within the cell. They destroy any cargo delivered into their lumen with a plethora of highly …

[HTML][HTML] Out-of-frame start codons prevent translation of truncated nucleo-cytosolic cathepsin L in vivo

M Tholen, LE Hillebrand, S Tholen… - Nature …, 2014 - nature.com
The lysosomal protease cathepsin L has been reported to cleave various functionally important
cytosolic or nuclear proteins. To explain nucleo-cytosolic localization of cathepsin L, it …