Search Results - "Showalter, Hollis"
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Recent Progress in the Discovery and Development of 2-Nitroimidazooxazines and 6-Nitroimidazooxazoles to Treat Tuberculosis and Neglected Tropical Diseases
Published in Molecules (Basel, Switzerland) (10-09-2020)“…Nitroimidazole drugs have a long history as therapeutic agents to treat bacterial and parasitic diseases. The discovery in 1989 of a bicyclic nitroimidazole…”
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Revisiting the role of dihydroorotate dehydrogenase as a therapeutic target for cancer
Published in Pharmacology & therapeutics (Oxford) (01-03-2019)“…Identified as a hallmark of cancer, metabolic reprogramming allows cancer cells to rapidly proliferate, resist chemotherapies, invade, metastasize, and survive…”
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3
Lipid storage disorders block lysosomal trafficking by inhibiting a TRP channel and lysosomal calcium release
Published in Nature communications (13-03-2012)“…Lysosomal lipid accumulation, defects in membrane trafficking and altered Ca 2+ homoeostasis are common features in many lysosomal storage diseases. Mucolipin…”
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4
Menin-MLL inhibitors reverse oncogenic activity of MLL fusion proteins in leukemia
Published in Nature chemical biology (29-01-2012)“…MLL fusion genes often encode leukemogenic proteins that depend on interaction with menin, a component of the MLL SET1-like histone methyltransferase complex…”
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5
A concise synthesis of 3-substituted-7-amino-6-carboxyl-8-azachromones
Published in Tetrahedron letters (25-07-2019)“…[Display omitted] •Amlexanox is an approved drug currently under clinical evaluation to treat obesity.•A concise synthesis of truncated analogues…”
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6
Rifamycins – Obstacles and opportunities
Published in Tuberculosis (Edinburgh, Scotland) (01-03-2010)“…Summary With nearly one-third of the global population infected by Mycobacterium tuberculosis , TB remains a major cause of death (1.7 million in 2006). TB is…”
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Progress in the Synthesis of Canthine Alkaloids and Ring-Truncated Congeners
Published in Journal of natural products (Washington, D.C.) (22-03-2013)“…The canthines represent a fairly large subclass of β-carboline alkaloids, with the first members described 75 years ago. Over the last 60 years, many members…”
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Design, Synthesis, and Characterization of Brequinar Conjugates as Probes to Study DHODH Inhibition
Published in Chemistry : a European journal (09-10-2017)“…Brequinar, a potent dihydroorotate dehydrogenase (DHODH) inhibitor, has been evaluated in multiple clinical trials as a potential treatment for cancer. To…”
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Targeting deubiquitinase activity with a novel small-molecule inhibitor as therapy for B-cell malignancies
Published in Blood (04-06-2015)“…Usp9x was recently shown to be highly expressed in myeloma patients with short progression-free survival and is proposed to enhance stability of the survival…”
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Antiviral activity of a small molecule deubiquitinase inhibitor occurs via induction of the unfolded protein response
Published in PLoS pathogens (01-07-2012)“…Ubiquitin (Ub) is a vital regulatory component in various cellular processes, including cellular responses to viral infection. As obligate intracellular…”
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Design, Synthesis, and Biological Evaluation of 4‑Quinoline Carboxylic Acids as Inhibitors of Dihydroorotate Dehydrogenase
Published in Journal of medicinal chemistry (28-06-2018)“…We pursued a structure-guided approach toward the development of improved dihydroorotate dehydrogenase (DHODH) inhibitors with the goal of forming new…”
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12
A novel synthesis of substituted 3‐amino and 3‐thio pyrimido[5,4‐e]‐1,2,4‐triazine‐5,7(1H,6H)‐diones
Published in Journal of heterocyclic chemistry (01-08-2021)“…Fervenulin is a natural product that has been extensively studied due to its molecular features and breadth of biological activities. Published studies have…”
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13
Carboxylic Acid Derivatives of Amlexanox Display Enhanced Potency toward TBK1 and IKK ε and Reveal Mechanisms for Selective Inhibition
Published in Molecular pharmacology (01-10-2018)“…Chronic low-grade inflammation is a hallmark of obesity, which is a risk factor for the development of type 2 diabetes. The drug amlexanox inhibits I B kinase…”
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Chemical derivatives of a small molecule deubiquitinase inhibitor have antiviral activity against several RNA viruses
Published in PloS one (01-04-2014)“…Most antiviral treatment options target the invading pathogen and unavoidably encounter loss of efficacy as the pathogen mutates to overcome replication…”
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15
RecO and RecR Are Necessary for RecA Loading in Response to DNA Damage and Replication Fork Stress
Published in Journal of bacteriology (01-08-2014)“…RecA is central to maintaining genome integrity in bacterial cells. Despite the near-ubiquitous conservation of RecA in eubacteria, the pathways that…”
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Synthesis of azide congeners of preQ1 as potential substrates for tRNA guanine transglycosylase
Published in Journal of heterocyclic chemistry (01-05-2021)“…PreQ1 (2) is a precursor of queuine (1) that in eubacteria is incorporated into transfer RNA (tRNA) by tRNA guanine transglycosylase (TGT) before being further…”
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Design, synthesis, and biological activity of substituted 2-amino-5-oxo-5H-chromeno[2,3-b]pyridine-3-carboxylic acid derivatives as inhibitors of the inflammatory kinases TBK1 and IKKε for the treatment of obesity
Published in Bioorganic & medicinal chemistry (01-11-2018)“…[Display omitted] The non-canonical IκB kinases TANK-binding kinase 1 (TBK1) and inhibitor of nuclear factor kappa-B kinase ε (IKKε) play a key role in…”
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Direct and Systemic Administration of a CNS-Permeant Tamoxifen Analog Reduces Amphetamine-Induced Dopamine Release and Reinforcing Effects
Published in Neuropsychopharmacology (New York, N.Y.) (01-09-2017)“…Amphetamines (AMPHs) are globally abused. With no effective treatment for AMPH addiction to date, there is urgent need for the identification of druggable…”
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Altered Domain Structure of the Prion Protein Caused by Cu2+ Binding and Functionally Relevant Mutations: Analysis by Cross-Linking, MS/MS, and NMR
Published in Structure (London) (04-06-2019)“…The cellular isoform of the prion protein (PrPC) serves as precursor to the infectious isoform (PrPSc), and as a cell-surface receptor, which binds misfolded…”
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Synthesis of CID-cleavable protein crosslinking agents containing quaternary amines for structural mass spectrometry
Published in Organic & biomolecular chemistry (26-09-2018)“…Two novel cyclic quaternary amine crosslinking probes are synthesized for structural mass spectrometry of protein complexes in solution and for analysis of…”
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