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N-methyl-d-aspartate (NMDA) receptors, functioning as glutamate-gated ion channels, mediate the permeation of Ca and are essential for excitatory synaptic transmission and synaptic plasticity within the central nervous system (CNS). During brain development, there is a switch from an early dominance of GluN2B subunit expression to the incorporation of GluN2A subunits at mature synapses. NMDARs hypofunction is implicated in various psychiatric disorders, and activation of NMDARs containing GluN2A has recently attracted attention as a promising therapeutic approach for treating these diseases. This review focuses on the selective positive allosteric modulators (PAMs) that specifically target the ligand-binding domain (LBD) and N-terminal domain (NTD) regions of GluN2A subtype, as well as non-subunit selective PAMs, and discusses their implications in neuropsychiatric diseases such as stroke, depression, Alzheimer's disease, and Huntington's disease.
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http://dx.doi.org/10.1016/j.bmc.2025.118194 | DOI Listing |
Nat Genet
September 2025
Cancer Research UK Lung Cancer Centre of Excellence, University College London Cancer Institute, London, UK.
Aberrant DNA methylation has been described in nearly all human cancers, yet its interplay with genomic alterations during tumor evolution is poorly understood. To explore this, we performed reduced representation bisulfite sequencing on 217 tumor and matched normal regions from 59 patients with non-small cell lung cancer from the TRACERx study to deconvolve tumor methylation. We developed two metrics for integrative evolutionary analysis with DNA and RNA sequencing data.
View Article and Find Full Text PDFTop Magn Reson Imaging
October 2025
BIOSPACE LAB, Nesles-la-Vallée, France.
Aims: Cardiac tumors are aggressive and asymptomatic in early stages, causing late diagnosis and locoregional metastasis. Currently, the standard of care uses gadolinium-based contrast agents for MRI, and the associated hypersensitivity reactions are a significant concern, such as gadolinium deposition disease. In addition, the proximity of cardiac lesions closer to vital structures complicates surgical interventions.
View Article and Find Full Text PDFAdv Ther
September 2025
Bristol Myers Squibb, Princeton, NJ, 08540, USA.
Background And Objectives: Deucravacitinib, a first-in-class, oral, selective, allosteric tyrosine kinase 2 inhibitor, demonstrated efficacy across the primary endpoint and all key secondary endpoints in the phase 2 PAISLEY SLE trial in patients with active systemic lupus erythematosus (SLE). Here, we describe 2 phase 3 trials [POETYK SLE-1 (NCT05617677), POETYK SLE-2 (NCT05620407)] which will assess the efficacy and safety of deucravacitinib in patients with active SLE. These phase 3 trials have been designed to replicate the successful elements of the phase 2 trial, including its glucocorticoid-tapering strategy and disease activity adjudication.
View Article and Find Full Text PDFMol Psychiatry
September 2025
Department of Psychological Medicine, Institute of Psychiatry, Psychology & Neuroscience, King's College London, 16 De Crespigny Park, London, SE5 8AB, UK.
Disrupted gamma-aminobutyric acid (GABA) neurotransmission may contribute to the pathophysiology of schizophrenia. Reductions in hippocampal GABAergic neurons have been found in schizophrenia, and increased hippocampal perfusion has been described in schizophrenia and in people at clinical high-risk for psychosis (CHRp). We have also found decreases in hippocampal GABA receptors containing the α5 subunit (GABARα5) in a well-validated neurodevelopmental rat model of relevance for schizophrenia.
View Article and Find Full Text PDFBioorg Med Chem
September 2025
Pharmaceutical Chemistry Department, Faculty of Pharmacy, Ain Shams University, Abbassia, Cairo 11566, Egypt. Electronic address:
With the continued upsurge of antibiotic resistance and reduced susceptibility to almost all frontline antibiotics, there is a pressing need for the development of new, effective, and safe alternatives. In this study, a scaffold-hopping strategy was utilized to develop a novel class of penicillin-binding protein 2a (PBP2a) inhibitors, centered around a 4H-chromen-4-one core structure. These newly designed compounds demonstrated strong antibacterial efficacy against methicillin-resistant Staphylococcus aureus (MRSA) and other drug-resistant gram-positive pathogens.
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