Results 31 to 40 of about 436,100 (303)

Click-Ready Perfluorocarbon Nanoemulsion for 19F MRI and Multimodal Cellular Detection

open access: yes, 2021
We describe an in vivo imaging probe platform that is readily modifiable to accommodate binding of different molecular targeting moieties and payloads for multimodal image generation.
Eric T. Ahrens   +15 more
core   +1 more source

Origin of Orthogonality of Strain‐Promoted Click Reactions [PDF]

open access: yesChemistry – A European Journal, 2015
AbstractSite‐specific labeling of biomolecules is rapidly advancing due to the discovery of novel mutually orthogonal reactions. Quantum chemistry studies have also increased our understanding of their relative rates, although these have until now been based on highly simplified reactants.
Wagner Johannes A.   +4 more
openaire   +4 more sources

Biologically targeted probes for Zn2+: a diversity oriented modular “click-SNAr-click” approach [PDF]

open access: yes, 2014
We describe a one-pot strategy for the high yielding, operationally simple synthesis of fluorescent probes for Zn2+ that bear biological targeting groups and exemplify the utility of our method through the preparation of a small library of sensors ...
Hodson, D.J.   +14 more
core   +1 more source

Molecular Diffusivity of Click Reaction Components: The Diffusion Enhancement Question

open access: yes, 2022
Micrometer-sized objects are widely known to exhibit chemically driven motility in systems away from equilibrium. Experimental observation of reaction-induced motility or enhancement in diffusivity at the much shorter length scale of small molecules is ...
Golestanian R.   +3 more
core   +3 more sources

A dark intermediate in the fluorogenic reaction between tetrazine fluorophores and trans-cyclooctene

open access: yesBiophysical Reports, 2022
Fluorogenic labeling via bioorthogonal tetrazine chemistry has proven to be highly successful in fluorescence microscopy of living cells. To date, trans-cyclooctene (TCO) and bicyclonyne have been found to be the most useful substrates for live-cell ...
Felix Hild   +4 more
doaj   +1 more source

Click to learn, learn to click: Undergraduate Synthetic Organic Chemistry experiments

open access: yes, 2022
The optimization of an undergraduate experiment for Organic Chemistry students is described to explore the concept of click chemistry. The preparation of a terminal fluorescent alkyne and an organic azide is reported consisting of simple steps. These are
Francisco, Santoyo-Gonzalez   +3 more
core   +1 more source

Triarylborane-“Click” Fluorescent Tag for Orthogonal Amino Acid Labelling, Interactions with DNA, Protein, and Cyclodextrins

open access: yesPharmaceuticals, 2023
The innovative design of a triarylborane (TB)-dye with one NMe2-alkylated (propargylated) group and one NMe2 group yielded a system that is both an NMe2 π-donor and an inductive NMe2-alkyl cationic acceptor.
Marta Jurković   +4 more
doaj   +1 more source

Click histochemistry for whole-mount staining of brain structures

open access: yesMethodsX, 2019
Labeling of the replicating DNA with synthetic thymidine analogs is commonly used for marking the dividing cells. However, until now this method has only been applied to histological sections.
Alexander A. Lazutkin   +2 more
doaj   +1 more source

Click-to-Chelate: Development of Technetium and Rhenium-Tricarbonyl Labeled Radiopharmaceuticals

open access: yesMolecules, 2013
The Click-to-Chelate approach is a highly efficient strategy for the radiolabeling of molecules of medicinal interest with technetium and rhenium-tricarbonyl cores.
Thomas L. Mindt, Christiane A. Kluba
doaj   +1 more source

Oligonucleotide Conjugation by Tyrosine‐Click Reaction

open access: yes, 2022
International audienceN,O-diacetyl tyrosine and 3-(4-hydroxy-phenyl)-propanoic acid were converted into phosphoramidite derivatives and introduced to the 5'-end of oligonucleotides.
François Morvan   +7 more
core   +1 more source

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