Multibranched Octupolar Module Embedded Covalent Organic Frameworks Enable Efficient Two‐Photon Fluorescence
Sign Up to like & getrecommendations! Published in 2020 at "Advanced Functional Materials"
DOI: 10.1002/adfm.202000516
Abstract: Covalent organic frameworks (COFs) have emerged as potential light emitting polymers for optoelectronic and optical devices, but their nonlinear optical properties, particularly two‐photon absorption and fluorescence (TPA/TPF), have seldom been explored. Herein, to construct octupolar… read more here.
Keywords: two photon; photon fluorescence; covalent organic; organic frameworks ... See more keywords
Facile Synthesis of Efficient Luminogens with AIE Features for Three-Photon Fluorescence Imaging of the Brain through the Intact Skull.
Sign Up to like & getrecommendations! Published in 2020 at "Advanced materials"
DOI: 10.1002/adma.202000364
Abstract: Visualization of the brain in its native environment is important for understanding common brain diseases. Herein, bright luminogens with remarkable aggregation-induced emission (AIE) characteristics and high quantum yields of up to 42.6% in the solid… read more here.
Keywords: photon fluorescence; intact skull; brain; three photon ... See more keywords
Optogenetic Imaging of Protein Activity Using Two-Photon Fluorescence Lifetime Imaging Microscopy.
Sign Up to like & getrecommendations! Published in 2021 at "Advances in experimental medicine and biology"
DOI: 10.1007/978-981-15-8763-4_18
Abstract: Spatiotemporal dynamics of cellular proteins, including protein-protein interactions and conformational changes, is essential for understanding cellular functions such as synaptic plasticity, cell motility, and cell division. One of the best ways to understand the mechanisms… read more here.
Keywords: protein; protein activity; microscopy; two photon ... See more keywords
Advances in adaptive optics–based two-photon fluorescence microscopy for brain imaging
Sign Up to like & getrecommendations! Published in 2019 at "Lasers in Medical Science"
DOI: 10.1007/s10103-019-02908-z
Abstract: Deep tissue imaging using two-photon fluorescence (TPF) techniques have revolutionized the optical imaging community by providing in depth molecular information at the single-cell level. These techniques provide structural and functional aspects of mammalian brain at… read more here.
Keywords: microscopy; two photon; optics; photon fluorescence ... See more keywords
Ratiometric two-photon fluorescence probes for sensing, imaging and biomedicine applications at living cell and small animal levels
Sign Up to like & getrecommendations! Published in 2021 at "Coordination Chemistry Reviews"
DOI: 10.1016/j.ccr.2021.214114
Abstract: Abstract The unique two-photon excitable luminescence and dual-emission ratio output features endow organic molecule- based ratiometric two-photon fluorescence (RTPF) probes as powerful and versatile analysis tools with promising biological and biomedical applications, especially in target… read more here.
Keywords: two photon; photon fluorescence; ratiometric two; rtpf probes ... See more keywords
Cancer Cell Membrane Labeling Fluorescent Doppelganger Enables In Situ Photoactivated Membrane Dynamics Tracking via Two-Photon Fluorescence Imaging Microscopy.
Sign Up to like & getrecommendations! Published in 2022 at "Analytical chemistry"
DOI: 10.1021/acs.analchem.2c00874
Abstract: Various suborganelles are delimited by lipid bilayers, in which high spatial and temporal morphological changes are essential to many physiological and pathological processes of cells. However, almost all the amphiphilic fluorescent molecules reported until now… read more here.
Keywords: two photon; imaging microscopy; membrane dynamics; microscopy ... See more keywords
In Situ Observation of Lysosomal Hypobromous Acid Fluctuations in the Brain of Mice with Depression Phenotypes by Two-Photon Fluorescence Imaging.
Sign Up to like & getrecommendations! Published in 2022 at "Analytical chemistry"
DOI: 10.1021/acs.analchem.2c01884
Abstract: Excessive oxidative stress is the main cause of neurotransmitter metabolism disorder in the brain with depression. Lysosomal hypobromic acid (HOBr) is an important reactive oxygen species produced in oxidative stress. Its abnormal content can lead… read more here.
Keywords: two photon; depression; brain; photon fluorescence ... See more keywords
Tumor-Targeted Graphitic Carbon Nitride Nanoassembly for Activatable Two-Photon Fluorescence Imaging.
Sign Up to like & getrecommendations! Published in 2018 at "Analytical chemistry"
DOI: 10.1021/acs.analchem.7b05192
Abstract: Unique physicochemical characteristics of graphitic carbon nitride (g-CN) nanosheets suit them to be a useful tool for two-photon fluorescence bioimaging. Current g-CN nanosheets based imaging probes typically use the "always-on" design strategies, which may suffer… read more here.
Keywords: fluorescence; two photon; activatable two; photon fluorescence ... See more keywords
Carbonized Polymer Dot Probe for Two-Photon Fluorescence Imaging of Lipid Droplets in Living Cells and Tissues.
Sign Up to like & getrecommendations! Published in 2023 at "ACS sensors"
DOI: 10.1021/acssensors.2c02678
Abstract: As a dynamic and multifunctional organelle, lipid droplets (LDs) are essential in maintaining lipid balance and transducing biological signals. LD accumulation and catabolism are closely associated with energy metabolism and cell signaling. In order to… read more here.
Keywords: carbonized polymer; lipid droplets; photon fluorescence; living cells ... See more keywords
Two-photon fluorescence imaging and ratiometric quantification of mitochondrial monoamine oxidase-A in neurons.
Sign Up to like & getrecommendations! Published in 2022 at "Chemical communications"
DOI: 10.1039/d2cc01909d
Abstract: Herein, we designed and developed a single two-photon ratiometric fluorescence probe (TMF2P) for selective and accurate determination of mitochondrial MAO-A in live neurons. It was discovered that the increases in MAO-A levels under oxidative stress… read more here.
Keywords: two photon; imaging ratiometric; fluorescence imaging; photon fluorescence ... See more keywords
Multi-photon fluorescence microscopy imaging of mitochondria in living cells excited by Yb-doped femtosecond fiber laser utilizing two- and three-photon competitive absorption
Sign Up to like & getrecommendations! Published in 2020 at "AIP Advances"
DOI: 10.1063/5.0004953
Abstract: By employing an Yb-doped femtosecond fiber laser oscillating at 1030 nm, multi-photon fluorescence microscopy imaging was demonstrated, utilizing competitive two- and three-photon absorption processes for excitation of the fluorescence probes. Competitive two- and three-photon absorptions… read more here.
Keywords: photon; two three; microscopy; multi photon ... See more keywords