Non-invasive classification of macrophage polarisation by 2P-FLIM and machine learning

NGB Neto, SA O'Rourke, M Zhang, HK Fitzgerald… - Elife, 2022 - elifesciences.org
In this study, we utilise fluorescence lifetime imaging of NAD (P) H-based cellular
autofluorescence as a non-invasive modality to classify two contrasting states of human …

Metabolic imaging using two-photon excited NADH intensity and fluorescence lifetime imaging

J Vergen, C Hecht, LV Zholudeva… - Microscopy and …, 2012 - academic.oup.com
Metabolism and mitochondrial dysfunction are known to be involved in many different
disease states. We have employed two-photon fluorescence imaging of intrinsic …

Multidimensional non-linear laser imaging of Basal Cell Carcinoma

R Cicchi, D Massi, S Sestini, P Carli, V De Giorgi… - Optics …, 2007 - opg.optica.org
We have used a multidimensional non-linear laser imaging approach to visualize ex-vivo
samples of basal cell carcinoma (BCC). A combination of several non-linear laser imaging …

Fluorescence quenching of free and bound NADH in HeLa cells determined by hyperspectral imaging and unmixing of cell autofluorescence

AU Rehman, AG Anwer, ME Gosnell… - Biomedical optics …, 2017 - opg.optica.org
Carbonyl cyanide-p-trifluoro methoxyphenylhydrazone (FCCP) is a well-known
mitochondrial uncoupling agent. We examined FCCP-induced fluorescence quenching of …

A hyperspectral fluorescence lifetime probe for skin cancer diagnosis

PAA De Beule, C Dunsby, NP Galletly… - Review of scientific …, 2007 - pubs.aip.org
The autofluorescence of biological tissue can be exploited for the detection and diagnosis of
disease but, to date, its complex nature and relatively weak signal levels have impeded its …

[HTML][HTML] Impact of macular pigment on fundus autofluorescence lifetimes

L Sauer, D Schweitzer, L Ramm… - … & visual science, 2015 - jov.arvojournals.org
Purpose: To characterize the macular region and to investigate the influence of the macular
pigment (MP) on fundus autofluorescence (FAF) lifetimes in vivo. Methods: Forty-eight …

Resolution of 4 components in the same pixel in FLIM images using the phasor approach

A Vallmitjana, A Dvornikov, B Torrado… - … and Applications in …, 2020 - iopscience.iop.org
In several cellular systems, the phasor FLIM approach has shown the existence of more than
2 components in the same pixel, a typical example being free and bound NADH. In order to …

Intravital microscopy for real-time monitoring of drug delivery and nanobiological processes

J Momoh, D Kapsokalyvas, M Vogt, S Hak… - Advanced Drug Delivery …, 2022 - Elsevier
Intravital microscopy (IVM) expands our understanding of cellular and molecular processes,
with applications ranging from fundamental biology to (patho) physiology and immunology …

Multicomponent analysis of phasor plot in a single pixel to calculate changes of metabolic trajectory in biological systems

S Ranjit, R Datta, A Dvornikov… - The journal of physical …, 2019 - ACS Publications
Phasor FLIM in cells undergoing oxidative stress and in mice liver sections have shown the
presence of a third autofluorescent component indicative of lipid droplets along with free and …

[HTML][HTML] Advances and challenges in label-free nonlinear optical imaging using two-photon excitation fluorescence and second harmonic generation for cancer …

G Thomas, J van Voskuilen, HC Gerritsen… - … of Photochemistry and …, 2014 - Elsevier
Nonlinear optical imaging (NLOI) has emerged to be a promising tool for bio-medical
imaging in recent times. Among the various applications of NLOI, its utility is the most …