Phosphorescence lifetime imaging
WebJan 20, 2024 · We present a lifetime imaging technique that simultaneously records the fluorescence and phosphorescence lifetime images in confocal laser scanning systems. WebWe present a lifetime imaging technique that simultaneously records fluorescence and phosphorescence lifetime images in laser scanning systems. It is based on modulating a high-frequency pulsed laser synchronously with the pixel clock of the scanner, and recording the fluorescence and phosphorescence signals by multidimensional TCSPC.Fluorescence …
Phosphorescence lifetime imaging
Did you know?
WebFeb 3, 2024 · Phosphorescence lifetime imaging microscopy (PLIM) measurements of HeLa cells co-stained with PPYDM and hydrophilic BTP-PEG 48 allowed for the evaluation of intracellular and extracellular O 2 levels in cell culture. WebDec 24, 2024 · Lifetime imaging methods using phosphorescence quenching by oxygen for molecular oxygen concentration measurement have been developed and used for noninvasive oxygen monitoring.
A Nikon Ti-E microscope equipped with a Becker & Hickl 405 nm 40 ps diode laser (variable repetition rate 1–80 MHz). PLIM Images were acquired with a 60X (NA 1.20) water immersion objective. PLIM data were acquired using a Becker & Hickl DCS120 confocal unit and a TCSPC SPC150 (Becker & Hickl GmBH) … See more All reagents, unless otherwise stated, were purchased from Thermofisher Scientific. A stock solution of GFP (a kind gift from Prof Cameron Nolan, Science and … See more Recombinant DNAs (cDNA) of Ku70 and Ku80 were bought from Origene, Maryland, USA. The linearized vectors, pOPINE (from Oxford Protein Production Facility, … See more All cell culture reagents, unless otherwise stated, were purchased from Thermofisher Scientific. Cells were grown under humidified 5% CO2in air at 37 °C and … See more Ku80-GFP stably expressing V15B cells (a gift from Dr. Dick van Gent) were passaged grown in phenol red free minimal essential medium (MEM) supplemented with … See more WebApr 23, 2024 · Recently, two-photon phosphorescence lifetime microscopy (2PLM) technique has been used to quantitatively measure oxygen pressure in the cerebral vasculature and in the bone marrow, [ 9] but the method based on multiphoton scanning microscope needs ultrafast laser with high excitation power and can only perform …
WebApr 10, 2024 · Accordingly, we categorized the lowest excited triplet state as short phosphorescence (SPhos.) and long phosphorescence (LPhos.), respectively, according to whether the phosphorescence lifetime is ... WebContrasting these methods, Fluorescence Lifetime Imaging Microscopy (FLIM) delivers information about changes in the binding, conformation, and composition of biological samples that are not accessible using other techniques. It stands out as the most rigorous method for measuring: Molecular environment parameters;
WebSep 4, 2024 · The reversible tracking of introduced exogenous labile Zn 2+ in MCF-7 and HeLa cells via phosphorescence imaging and phosphorescence lifetime imaging (PLIM) have been realized with Zin-IrDPA. Moreover, PLIM with Zin-IrDPA is able to track the SNOC-stimulated endogenous Zn 2+ release in mitochondria. MeSH terms Binding Sites HeLa …
http://sioc-journal.cn/Jwk_hxxb/EN/10.6023/A23030077 info slot online gacorWebDec 30, 2024 · In the field of fluorescence microscopy, there is continued demand for dynamic technologies that can exploit the complete information from every pixel of an … mist grass location genshin impactWebOct 28, 2024 · The phosphorescence lifetime image is obtained by building up a similar distribution over the times, T, within the laser modulation period and the beam position, x, … info slothsWebphosphorescence lifetimes can range from hundreds of ns to ms. From a practical point of view, measure - ments of all lifetime transitions involving an emissive process with a lifetime >100 ns have similar require-ments and are therefore covered here, even if the process in question may not be phosphorescence in a strict quantum mechanical sense. mist grass locationWebSep 1, 2024 · Simultaneously, the O 2 -sensitive phosphorescent lifetimes of Re-dca 2 can be utilized for PLIM imaging of intracellular oxygen consumption, thus reflecting the Re-dca 2 induced glycolysis-to-glucose oxidation reversal at the early drug treatment stage. mist grand chaseWebAug 13, 2024 · The reversible tracking of introduced exogenous labile Zn2+ in MCF-7 and HeLa cells via phosphorescence imaging and phosphorescence lifetime imaging (PLIM) … infos manche libreWebApr 12, 2024 · Fluorescence lifetime imaging quantifies the time-dependent properties of fluorophores (1–3) and is typically employed for imaging biological phenomena.FLIM … infos manche faits divers