Results 131 to 140 of about 28,174 (201)

Recent Cutting‐Edge Technologies for the Delivery of Peptide Nucleic Acid

open access: yesChemistry – A European Journal, EarlyView.
This review provides an overview of PNA cellular delivery methods, starting with traditional peptide‐based systems and progressing to advanced approaches using nanoparticles, liposomes, and calixarene. It highlights how these innovative strategies have opened the way for more effective and efficient PNA delivery, ultimately enhancing the potential for ...
Concetta Avitabile   +4 more
wiley   +1 more source

Multi‐Talented Bismuthinidenes: Double C(sp3)─I Bond Activation Using Single or Two Bi Centers.

open access: yesChemistry – A European Journal, EarlyView.
A study illustrating a tunable reactivity for bismuthinidene complexes toward dihalomethanes is presented. Two types of double activation of C(sp3)─I bonds of diiodomethane were observed depending on the structure of the ligand. When a Dipp group was present on the nitrogen, the first C─I bond underwent oxidative addition (OA) toward the bismuth ...
Pavel Novák   +5 more
wiley   +1 more source

Chemical Properties of an Aryloxenium Cation with a Triplet Electronic Ground State

open access: yesChemistry – A European Journal, Accepted Article.
Aryloxenium cations contain a formally positively‐charged, monovalent oxygen atom with an incomplete electron shell. In spite of this unusual structural element, they are key intermediates in many important processes, such as biological oxidation reactions and the industrial generation of thermoplastics.
Tuong V. Nguyen   +2 more
wiley   +1 more source

Lewis‐X‐Containing Triterpenoid Saponins Inhibit DC‐SIGN‐ and L‐SIGN‐Mediated Transfer of HIV‐1 Infection

open access: yesChemistry – A European Journal, EarlyView.
The convergent synthesis of Lewis‐X‐containing betulinic acid and echinocystic acid saponins (1 and 2) is presented. The synthetic saponins were shown to inhibit, at the low micromolar range, the DC‐SIGN‐ and L‐SIGN‐mediated transfer of HIV‐1 infection to CD4‐positive cells, whereas free Lewis‐X, aglycones, and structurally similar triterpenoid ...
Oscar Javier Gamboa Marin   +5 more
wiley   +1 more source

B chromosome and its non-Mendelian inheritance in Atractylodes lancea. [PDF]

open access: yesPLoS One
Hara K   +7 more
europepmc   +1 more source

The Role of Ion Size and π‐Interaction in Stabilizing Calix[4]arene Crown Ether Metal Complexes

open access: yesChemistry – A European Journal, EarlyView.
This work investigates MAXCalix's ability to coordinate alkali and alkaline earth metal ions, showing a preference for larger ions like Cs⁺. Structural analysis confirms that π‐interactions with benzene rings enhance stability, particularly for large cations that engage both rings.
Thomas Sittel   +5 more
wiley   +1 more source

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