Importance Of The Field: Screening compounds with a cell-based phenotypic approach complements target-based discovery programs because of the opportunity to investigate targets in the context of the cellular milieu and to discover novel targets.
Areas Covered In This Review: Utilizing a cell-based apoptotic phenotype screen for discovery and optimization of apoptosis inducers and affirming activity as potential anticancer agents in vivo with xenograft models. Subsequently, chemical genetic tools are utilized to identify and validate previously unrecognized cancer targets. Case studies showing the various multidisciplinary approaches utilized for several years are reviewed.
What The Reader Will Gain: The interactive nature of the drug and target discovery processes, and insights that come from integration of cellular biology, medicinal chemistry and animal research.
Take Home Message: Phenotype proapoptotic screen followed by chemical genetics is useful for anticancer drug research, for the discovery of potential drugs and identification of druggable targets.
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http://dx.doi.org/10.1517/17460441.2010.486829 | DOI Listing |
Background: There is an urgent need for new therapeutic and diagnostic targets for Alzheimer's disease (AD). Dementia afflicts roughly 55 million individuals worldwide, and the prevalence is increasing with longer lifespans and the absence of preventive therapies. Given the demonstrated heterogeneity of Alzheimer's disease in biological and genetic components, it is critical to identify new therapeutic approaches.
View Article and Find Full Text PDFAlzheimers Dement
December 2024
Massachusetts General Hospital, Harvard Medical School, Boston, MA, USA.
Background: The ability to monitor cognitive trajectories over the course of trials can provide valuable insights into treatment efficacy. However, existing trial methods are limited in monitoring cognition in real-time and at high frequencies. Gameplay-based assessments hold promise as complementary cognitive tools.
View Article and Find Full Text PDFAlzheimers Dement
December 2024
Yonsei University, Incheon, Incheon, Korea, Republic of (South).
Background: Cyclin Y (CCNY) is a member of cyclin protein family inhibiting long-term synaptic plasticity, which is related to the learning and memory function in neuronal system. Recently, CCNY has been reported to associate with the cognitive deficits in Alzheimer's disease (AD).
Method: In this study, we discovered PFTAIRE peptide to diminish CCNY protein level and to ameliorate cognitive dysfunction in AD.
Alzheimers Dement
December 2024
Yonsei University, Incheon, Incheon, Korea, Republic of (South).
Background: As amyloid-β (Aβ) aggregates are considered as the biomarkers and key factors in the pathology of Alzheimer's disease, there has been extensive investigation into Aβ-targeting compounds for the development of diagnostics and drug discovery related to the disorder. However, the polymorphic and heterogenous nature of Aβ aggregates impedes the structural understanding of their structure. Consequently it is a major challenge to develop new diagnostic and therapeutic development of AD and to study the mechanism of Aβ-targeting compounds.
View Article and Find Full Text PDFAlzheimers Dement
December 2024
Department of Neurology, Mayo Clinic, Rochester, MN, USA.
Background: Alzheimer's disease (AD) is an age-dependent neurodegenerative disorder with limited treatment options. As it progresses, synapse degeneration is the most important feature contributing to cognitive dysfunction. Mitochondria supply synapses with ATP for neurotransmitter release and vesicle recycling and buffer calcium concentrations.
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