PKCα and PKA have crucial but opposing roles in the regulation of calcium handling within myocytes. Identification of compounds that inhibit PKCα, but not PKA, are potential therapeutic targets for the treatment of heart disease. The synthesis of indolylureas are described, and a compound displaying nanomolar inhibition towards PKCα with significant selectivity over PKA has been identified.
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http://dx.doi.org/10.1016/j.bmc.2011.02.036 | DOI Listing |
J Phys Chem B
January 2025
Intermolecular Interaction Laboratory, Department of Bioinorganic Chemistry, Faculty of Chemistry, University of Gdańsk, Wita Stwosza 63, 80-308 Gdańsk, Poland.
This study extends previous research, particularly focusing on patented scientific objects No. ID: PL 240 353 B1, investigating the physicochemical properties of the methyl 3-azido- and 3-amino-2,3-dideoxysaccharides with a nucleoside scaffold similar to 3'-azidothymidine (AZT). The study utilizes multiwavelength spectrophotometric and potentiometric methods to evaluate the ionization of the saccharide units in aqueous solutions.
View Article and Find Full Text PDFActa Pharm Sin B
December 2024
Dongzhimen Hospital, Beijing University of Chinese Medicine, Beijing 100700, China.
The comparison between traditional Chinese medicine Jinzhen oral liquid (JZOL) and Western medicine in treating children with acute bronchitis (AB) showed encouraging outcomes. This trial evaluated the efficacy and safety of the JZOL for improving cough and expectoration in children with AB. 480 children were randomly assigned to take JZOL or ambroxol hydrochloride and clenbuterol hydrochloride oral solution for 7 days.
View Article and Find Full Text PDFChemMedChem
January 2025
Crystals First GmbH, -, GERMANY.
Protonation states serve as an essential molecular recognition motif for biological processes. Their correct consideration is key to successful drug design campaigns, since chemoinformatic tools usually deal with default protonation states of ligands and proteins and miss atypical protonation states. The protonation pattern for the Endothiapepsin/PepstatinA (EP/pepA) complex is investigated using different dry lab and wet lab techniques.
View Article and Find Full Text PDFEMBO J
January 2025
Department of Neurology, The First Affiliated Hospital of Zhengzhou University, Zhengzhou University, Zhengzhou, 450000, Henan, China.
The carboxyl terminus of Hsc70-interacting protein (CHIP) is pivotal for managing misfolded and aggregated proteins via chaperone networks and degradation pathways. In a preclinical rodent model of CHIP-related ataxia, we observed that CHIP mutations lead to increased levels of phosphodiesterase 9A (PDE9A), whose role in this context remains poorly understood. Here, we investigated the molecular mechanisms underlying the role of PDE9A in CHIP-related ataxia and demonstrated that CHIP binds to PDE9A, facilitating its polyubiquitination and autophagic degradation.
View Article and Find Full Text PDFInt J Biol Macromol
January 2025
State Key Laboratory of Reproductive Regulation and Breeding of Grassland Livestock (R2BGL), Inner Mongolia University, 24 Zhaojun Rd., Hohhot 010070, China; College of Life Sciences, Inner Mongolia University, 24 Zhaojun Rd., Hohhot 010070, China. Electronic address:
Sperm cryopreservation is widely used in assisted reproductive technology (ART) and livestock breeding. Although sperm cryopreservation accelerates breeding, the quality of cryopreserved sperm tends to be decreased. Improving the quality of frozen sperm is a hot topic, and spirulina polysaccharide, known for its immunomodulatory and antioxidant properties, is considered a promising natural extract for extensive studies.
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