Results 291 to 300 of about 1,387,703 (389)

Development of CPA‐Catalyzed β‐Selective Reductive Amination of Cardenolides for the Synthesis and Biological Evaluation of Hydrolytically Stable Analogs

open access: yesChemistry – A European Journal, EarlyView.
We describe a new method to produce hydrolytically stable cardiotonic steroids using a CPA‐controlled diastereoselective reductive amination of cardenolide aglycones. The oleandrin and digitoxigenin analogs exhibited promising activity against various cancer cell lines in the NCI‐60 screen.
Natasha Perry   +3 more
wiley   +1 more source

Restricted Dietary Chloride with Sodium Bicarbonate Supplementation for Holstein Cows in Early Lactation

open access: bronze, 1984
M. J. Fettman   +4 more
openalex   +1 more source

Tailored Watson–Crick Pairing Partners for Xanthosine in RNA

open access: yesChemistry – A European Journal, EarlyView.
RNAs with kappa‐xanthosine (K–X) or 2‐iminocytidine‐xanthosine (2imC–X) base pairs form stable double helices that have higher melting temperatures than those of the A–U or G–U references. Access to these novel 2imC‐modified RNAs is possible through the mild, selective chemical conversion of 2‐thiocytidine RNA precursors.
Stefan Mair   +5 more
wiley   +1 more source

Effects of Enteric-Coated Formulation of Sodium Bicarbonate on Bicarbonate Absorption and Gastrointestinal Discomfort. [PDF]

open access: yesNutrients
Jiang FL   +11 more
europepmc   +1 more source

LZTS2 Negatively Regulates Centrosomal CEP135 Levels and Microtubule Nucleation

open access: yesCytoskeleton, EarlyView.
ABSTRACT The microtubule cytoskeleton is a fundamental functional component of the cell. In vertebrate proliferating cells, centrosomes are the primary microtubule organizing center (MTOC), and their dysregulation has been linked to genomic instability and cancer.
Catarina Peneda   +4 more
wiley   +1 more source

Phase Transformation Processes in Coprecipitated Cu/Zn/Zr Methanol Catalyst Precursors—Insights into Suspension Aging Form Ultrafast Nucleation

open access: yesChemPlusChem, EarlyView.
Catalyst production for methanol synthesis includes an aging step. By ultrafast nucleation, occurring transient changes in the suspension important for later performance can be assessed. Analytical techniques deliver insights which lead to a mechanism in which zincian malachite is the main product, whereas a sodium species play an important role as ...
Lucas Warmuth   +5 more
wiley   +1 more source

The sodium-bicarbonate cotransporter Slc4a5 mediates feedback at the first synapse of vision.

open access: yesNeuron
Morikawa R   +9 more
europepmc   +1 more source

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