Reactive modifications of DNA nucleobases for labelling, bioconjugations, and cross-linking

I Ivancová, M Hocek - Current Opinion in Chemical Biology, 2019 - Elsevier
Modification of DNA with reactive groups and their post-synthetic transformations are useful
for labelling, imaging, bioconjugations and cross-linking with other (bio) molecules. This …

Inverse electron demand Diels–Alder (IEDDA) reactions in peptide chemistry

M Pagel - Journal of Peptide Science, 2019 - Wiley Online Library
Click chemistry is applied to selectively modify, lable and ligate peptides for their use as
therapeutics, in biomaterials or analytical investigations. The inverse electron demand Diels …

Conditional singlet oxygen generation through a bioorthogonal DNA‐targeted tetrazine reaction

G Linden, L Zhang, F Pieck, U Linne… - Angewandte Chemie …, 2019 - Wiley Online Library
We report the use of bioorthogonal reactions as an original strategy in photodynamic
therapy to achieve conditional phototoxicity and specific subcellular localization …

Copper-free dual labeling of DNA by triazines and cyclopropenes as minimal orthogonal and bioorthogonal functions

U Reisacher, D Ploschik, F Rönicke, GB Cserép… - Chemical …, 2019 - pubs.rsc.org
Two different and small functions for inverse electron demand Diels–Alder reactions were
applied for dual labeling of DNA: the 1, 2, 4-triazine was attached to the 5-position of 2 …

A spotlight on viruses—application of click chemistry to visualize virus-cell interactions

TG Müller, V Sakin, B Müller - Molecules, 2019 - mdpi.com
The replication of a virus within its host cell involves numerous interactions between viral
and cellular factors, which have to be tightly controlled in space and time. The intricate …

Three-component bioorthogonal reactions on cellular DNA and RNA

M Tera, NW Luedtke - Bioconjugate chemistry, 2019 - ACS Publications
Metabolic incorporation of bioorthogonal functional groups into chromatin, followed by
copper-free conjugation reactions, often gives low yields due to steric hindrance. Here we …

Photo-accelerated “click” reaction between diarylsydnones and ring-strained alkynes for bioorthogonal ligation

X Zhang, X Wu, S Jiang, J Gao, Z Yao, J Deng… - Chemical …, 2019 - pubs.rsc.org
We constructed a library of diarylsydnone (DASyd) candidates in search of a photoclickable
reaction toward alkynes, enabling an ultra-accelerated reactivity, while suppressing the …

A nucleoside derivative 5-vinyluridine (VrU) for imaging RNA in cells and animals

H Liu, T Ishizuka, M Kawaguchi, R Nishii… - Bioconjugate …, 2019 - ACS Publications
In the present study, we used a nucleoside derivative 5-vinyluridine (VrU) for labeling during
cell division and for tumor imaging in living mice. We demonstrated that the functional …

Efficient Pictet–Spengler Bioconjugation with N‐Substituted Pyrrolyl Alanine Derivatives

S Pomplun, MYH Mohamed, T Oelschlaegel… - Angewandte …, 2019 - Wiley Online Library
We discovered N‐pyrrolyl alanine derivatives as efficient reagents for the fast and selective
Pictet–Spengler reaction with aldehyde‐containing biomolecules. Other aldehyde‐labeling …

Gezielte Singulett‐Sauerstofferzeugung durch bioorthogonale DNA‐basierte Tetrazin‐Ligation

G Linden, L Zhang, F Pieck, U Linne… - Angewandte …, 2019 - Wiley Online Library
Wir berichten über die Verwendung von bioorthogonalen Reaktionen als innovative
Strategie in der photodynamischen Therapie, um gleichzeitig eine gezielte Phototoxizität …