Virtual screening was employed to identify new drug-like inhibitors of NAD synthetase (NADs) as antibacterial agents. Four databases of commercially available compounds were docked against three subsites of the NADs active site using FlexX in conjunction with CScore. Over 200 commercial compounds were purchased and evaluated in enzyme inhibition and antibacterial assays. 18 compounds inhibited NADs at or below 100 microM (7.6% hit rate), and two were selected for future SAR studies.
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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2666046 | PMC |
http://dx.doi.org/10.1016/j.bmcl.2009.02.034 | DOI Listing |
Alzheimers Dement
December 2024
Indiana University School of Medicine, Indianapolis, IN, USA.
Background: Focusing on novel AD treatments, the TREAT-AD centers offer an array of free research tools, shared via the AD Knowledge Portal in a Target Enablement Package (TEP). This abstract showcases the research conducted by the IUSM-Purdue TREAT-AD Center, specifically focusing on Targeting class-II PI3K's as a potential breakthrough in AD therapy. Endocytosis within the brain encompasses diverse pathways for internalizing extracellular cargoes and receptors into cells.
View Article and Find Full Text PDFAlzheimers Dement
December 2024
Indiana University School of Medicine, Indianapolis, IN, USA.
Background: Lyn kinase, a member of the Src family of tyrosine kinases, predominantly phosphorylates ITIM and ITAM motifs linked to immune receptors and adaptor proteins, and is emerging as a target for Alzheimer's disease (AD). The role of Lyn in TREM2-mediated microglial activation and phagocytosis, a critical pathway for clearing Aβ plaques, remains unclear and potent, selective, and brain penetrant Lyn inhibitors are unavailable. In this study, we report the characterization of Lyn kinase inhibitors from the literature as well as the establishment of an advanced virtual screening platform at the IUSM-Purdue-TREAT-AD center to identify new type II Lyn inhibitors suitable as molecular probes.
View Article and Find Full Text PDFBackground: Neurological disorders are at epidemic levels in the world today. Various proteins are being targeted for the development of novel molecular therapeutics; however, no small-molecule inhibitors have been discovered. Recent studies suggest that there are few molecules in clinical trials for various secretase (α, β, and γ), caspase, and calpain inhibitors.
View Article and Find Full Text PDFAlzheimers Dement
December 2024
University of Manitoba, Winnipeg, MB, Canada.
Background: In the last decade, virtual reality has become a popular tool for rehabilitation. It is quite useful in spatial rehabilitation for Alzheimer's disease (AD) as it allows safe navigation in a virtual environment which looks realistic. However, a drawback of virtual reality is cybersickness.
View Article and Find Full Text PDFAlzheimers Dement
December 2024
University of Pittsburgh, Pittsburgh, PA, USA.
Background: As the landscape of ADRD diagnoses evolves to include biomarker testing, there is a pressing need to understand the unique experiences, challenges, and support needs of families undergoing evaluations of cognitive decline, particularly in a manner that prioritizes cultural considerations from voices historically underrepresented in ADRD research. The current study aims to understand the AD biomarker disclosure journey of persons from underrepresented groups with the goal of informing culturally responsive approaches to the care of patients and their families navigating the complexities of ADRD diagnoses.
Method: Virtual focus groups are being conducted over a secure video conferencing platform, with a trained facilitator guiding the discussion.
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