User profiles for S. F. El-Mashtoly

Samir F. El-Mashtoly

Leibniz Institue of Photonic Technology
Verified email at leibniz-ipht.de
Cited by 2249

Lewy pathology in Parkinson's disease consists of crowded organelles and lipid membranes

…, F Großerüschkamp, D Niedieker, SF El-Mashtoly… - Nature …, 2019 - nature.com
Parkinson’s disease, the most common age-related movement disorder, is a progressive
neurodegenerative disease with unclear etiology. Key neuropathological hallmarks are Lewy …

[HTML][HTML] The subcellular arrangement of alpha-synuclein proteoforms in the Parkinson's disease brain as revealed by multicolor STED microscopy

…, E Timmermans-Huisman, J Kole, SF El-Mashtoly… - Acta …, 2021 - Springer
Various post-translationally modified (PTM) proteoforms of alpha-synuclein (aSyn)—including
C-terminally truncated (CTT) and Serine 129 phosphorylated (Ser129-p) aSyn—…

Label-free imaging of drug distribution and metabolism in colon cancer cells by Raman microscopy

SF El-Mashtoly, D Petersen, HK Yosef, A Mosig… - Analyst, 2014 - pubs.rsc.org
Targeted cancer therapies block cancer growth and spread using small molecules. Many
molecular targets for an epidermal growth factor receptor (EGFR) selectively compete with the …

Comparability of Raman spectroscopic configurations: a large scale cross-laboratory study

…, S Duraipandian, SF El-Mashtoly… - Analytical …, 2020 - ACS Publications
The variable configuration of Raman spectroscopic platforms is one of the major obstacles
in establishing Raman spectroscopy as a valuable physicochemical method within real-world …

Unifying photocycle model for light adaptation and temporal evolution of cation conductance in channelrhodopsin-2

…, K Gavriljuk, SF El-Mashtoly… - Proceedings of the …, 2019 - National Acad Sciences
Although channelrhodopsin (ChR) is a widely applied light-activated ion channel, important
properties such as light adaptation, photocurrent inactivation, and alteration of the ion …

Raman microspectroscopic evidence for the metabolism of a tyrosine kinase inhibitor, neratinib, in cancer cells

…, C Mügge, R Kourist, SF ElMashtoly… - Angewandte Chemie …, 2018 - Wiley Online Library
Tyrosine kinase receptors are one of the main targets in cancer therapy. They play an essential
role in the modulation of growth factor signaling and thereby inducing cell proliferation …

Label-free Raman spectroscopic imaging monitors the integral physiologically relevant drug responses in cancer cells

SF El-Mashtoly, HK Yosef, D Petersen… - Analytical …, 2015 - ACS Publications
Predictions about the cellular efficacy of drugs tested in vitro are usually based on the measured
responses of a few proteins or signal transduction pathways. However, cellular proteins …

[HTML][HTML] Label-free vibrational imaging of different Aβ plaque types in Alzheimer's disease reveals sequential events in plaque development

…, FH Bouwman, SF El-Mashtoly… - Acta neuropathologica …, 2020 - Springer
The neuropathology of Alzheimer’s disease (AD) is characterized by hyperphosphorylated
tau neurofibrillary tangles (NFTs) and amyloid-beta (Aβ) plaques. Aβ plaques are …

Fast and noninvasive diagnosis of cervical cancer by coherent anti-Stokes Raman scattering

…, J Dierks, A Mosig, K Gerwert, SF El-Mashtoly - Analytical …, 2019 - ACS Publications
Cervical cancer is the fourth most common cancer in women worldwide, and early detection
of its precancerous lesions can decrease mortality. Cytopathology, HPV testing, and …

[HTML][HTML] Diagnostics and therapy assessment using label-free Raman imaging

SF El-Mashtoly, K Gerwert - Analytical Chemistry, 2021 - ACS Publications
… For example, El-Mashtoly et al. applied spontaneous Raman spectral imaging to visualize the
El-Mashtoly is leading the Raman imaging group at the Department of Biophysics, PRODI, …