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http://dx.doi.org/10.4155/bio.15.18 | DOI Listing |
Eur J Drug Metab Pharmacokinet
December 2024
Preclinical Development-Drug Metabolism and Pharmacokinetics, Bayer AG, Berlin, Germany.
Background: Elinzanetant is a dual neurokinin-1,3 receptor antagonist in development for the treatment of menopausal vasomotor symptoms. The objectives of these studies were to characterize the mass balance and biotransformation of elinzanetant.
Methods: In the clinical evaluation, whole blood, plasma, urine, and feces were collected from healthy fasted male volunteers (n = 6) following a single dose of 120 mg [C]-elinzanetant oral suspension for analysis of total radioactivity and metabolite profiling.
Alzheimer's disease (AD) is a progressive neurodegenerative disorder, characterized by the presence of extracellular amyloid plaques consisting of β-amyloid peptides (Aβ) and intracellular neurofibrillary tangles (NFTs) composed of hyperphosphorylated tau (pTau) protein in the brain. Genetic and animal studies strongly indicate that Aβ, tau and neuroinflammation play important roles in the pathogenesis of AD. Several staging models showed that NFTs correlated well with the disease progression.
View Article and Find Full Text PDFCancer Chemother Pharmacol
December 2024
Department of Pharmacy, The First Affiliated Hospital of Soochow University, Suzhou, 215031, China.
Purpose: The study aims to investigate the absorption, metabolism, and excretion of donafenib, a deuterated derivative of sorafenib, in healthy Chinese male volunteers.
Methods: Six healthy Chinese male volunteers were administered a single oral dose of 300 mg donafenib containing 120 µCi of [14 C]-donafenib. The study involved collecting and analyzing plasma, urine, and feces samples to determine the recovery and distribution of total radioactivity, identify metabolites, and assess the metabolic pathways of donafenib.
FEBS J
December 2024
Interfaculty Institute of Microbiology and Infection Medicine, University of Tübingen, Germany.
The enzyme glucose-1-phosphate adenylyltransferase (GlgC, EC:2.7.7.
View Article and Find Full Text PDFBio Protoc
November 2024
MRC Protein Phosphorylation and Ubiquitylation Unit, School of Life Sciences, University of Dundee, Scotland, UK.
ALPK1 is an atypical protein kinase that is activated during bacterial infection by ADP-heptose and phosphorylates TIFA to activate a cell signaling pathway. In contrast, specific mutations in ALPK1 allow it to also be activated by endogenous human nucleotide sugars such as UDP-mannose, leading to the phosphorylation of TIFA in the absence of infection. This protocol describes a quantitative, cell-free phosphorylation assay that can directly measure the catalytic activity of wildtype and disease-causing ALPK1 in the presence of different nucleotide sugars.
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