[HTML][HTML] Nanodiamonds for advanced optical bioimaging and beyond

N Prabhakar, JM Rosenholm - Current Opinion in Colloid & Interface …, 2019 - Elsevier
Nanodiamond (ND) has emerged as an intriguing material in recent years both industrially
and in research. During the last decade, ND has furthered its way into the biomedical field …

Thermal Truncation of Heptamethine Cyanine Dyes

J Okoročenkova, J Filgas, NM Khan… - Journal of the …, 2024 - ACS Publications
Cyanine dyes are a class of organic, usually cationic molecules containing two nitrogen
centers linked through conjugated polymethine chains. The synthesis and reactivity of …

Defining the basis of cyanine phototruncation enables a new approach to single-molecule localization microscopy

SS Matikonda, DA Helmerich, M Meub… - ACS Central …, 2021 - ACS Publications
The light-promoted conversion of extensively used cyanine dyes to blue-shifted emissive
products has been observed in various contexts. However, both the underlying mechanism …

Photoblueing of organic dyes can cause artifacts in super-resolution microscopy

DA Helmerich, G Beliu, SS Matikonda… - Nature …, 2021 - nature.com
Illumination of fluorophores can induce a loss of the ability to fluoresce, known as
photobleaching. Interestingly, some fluorophores photoconvert to a blue-shifted fluorescent …

Mechanism of cyanine5 to cyanine3 photoconversion and its application for high-density single-particle tracking in a living cell

Y Cho, HJ An, T Kim, C Lee, NK Lee - Journal of the American …, 2021 - ACS Publications
Cyanine (Cy) dyes are among the most useful organic fluorophores that have found a wide
range of applications in single-molecule and super-resolution imaging as well as in other …

Targeted photoconvertible BODIPYs based on directed photooxidation-induced conversion for applications in photoconversion and live super-resolution imaging

L Saladin, V Breton, V Le Berruyer… - Journal of the …, 2024 - ACS Publications
Photomodulable fluorescent probes are drawing increasing attention due to their
applications in advanced bioimaging. Whereas photoconvertible probes can be …

Bleaching protection and axial sectioning in fluorescence nanoscopy through two-photon activation at 515 nm

JE Bredfeldt, J Oracz, KA Kiszka, T Moosmayer… - Nature …, 2024 - nature.com
Activation of caged fluorophores in microscopy has mostly relied on the absorption of a
single ultraviolet (UV) photon of≲ 400 nm wavelength or on the simultaneous absorption of …

[HTML][HTML] Single mesenchymal stromal cell migration tracking into glioblastoma using photoconvertible vesicles

OA Sindeeva, PA Demina, ZV Kozyreva… - Nanomaterials, 2024 - mdpi.com
Reliable cell labeling and tracking techniques are imperative for elucidating the intricate and
ambiguous interactions between mesenchymal stromal cells (MSCs) and tumors. Here, we …

Dual‐Color Photoconvertible Fluorescent Probes Based on Directed Photooxidation Induced Conversion for Bioimaging

L Saladin, V Breton, O Dal Pra… - Angewandte Chemie …, 2023 - Wiley Online Library
We herein present a new concept to produce dual‐color photoconvertible probes based on
a mechanism called Directed Photooxidation Induced Conversion (DPIC). As a support of …

Tuning Directed Photooxidation‐Induced Conversion of Pyrrole‐Based Styryl Coumarin Dual‐Color Photoconverters

L Saladin, O Dal Pra, AS Klymchenko… - … A European Journal, 2023 - Wiley Online Library
Dual‐emissive photoconvertible fluorophores (DPCFs) are powerful tools to unambiguously
track labeled cells in bioimaging. We recently introduced a new rational mechanism called …