Search Results - "Pöverlein, Christoph"
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G Protein-Coupled Receptor 119 (GPR119) Agonists for the Treatment of Diabetes: Recent Progress and Prevailing Challenges
Published in Journal of medicinal chemistry (28-04-2016)“…In this Perspective, recent advances and challenges in the development of GPR119 agonists as new oral antidiabetic drugs will be discussed. Such agonists are…”
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2
Total Synthesis of GE81112A: An Orthoester-Based Approach
Published in Journal of organic chemistry (05-05-2023)“…The GE81112 series, consisting of three naturally occurring tetrapeptides and synthetic derivatives, is evaluated as a potential lead structure for the…”
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3
Genomic and Chemical Decryption of the Bacteroidetes Phylum for Its Potential to Biosynthesize Natural Products
Published in Microbiology spectrum (01-06-2022)“…With progress in genome sequencing and data sharing, 1,000s of bacterial genomes are publicly available. Genome mining-using bioinformatics tools in terms of…”
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4
Total Synthesis of Floyocidin B: 4,5-Regioselective Functionalization of 2-Chloropyridines
Published in Chemistry an international journal (01-01-2023)“…The recently discovered natural product (NP) (+)-floyocidin B with antimicrobial activity against Mycobacterium tuberculosis displays a hitherto unknown…”
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Full Profiling of GE81112A, an Underexplored Tetrapeptide Antibiotic with Activity against Gram-Negative Pathogens
Published in Microbiology spectrum (15-06-2023)“…After the first total synthesis combined with structure revision, we performed thorough and profiling of the underexplored tetrapeptide GE81112A. From the…”
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Tuning Diketodioxinone Reactivity: Biomimetic Synthesis of the Resorcylate Antibiotic Fungal Metabolites ent-W1278A, -B, and -C, Using Iterative Aromatization Reactions
Published in Journal of organic chemistry (06-11-2009)“…The onset temperature of the retro-Diels−Alder reactions of diketo-1,3-dioxin-2-ones to generate α,γ,ε-triketo-ketenes was found to be significantly reduced…”
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7
Synthetic Studies towards Radicicol through Biomimetic Macrolactonization and Transannular Aromatization Reactions
Published in European journal of organic chemistry (01-07-2014)“…Studies towards the total synthesis of the natural product radicicol are described that employ a late‐stage esterification and aromatization by trapping a…”
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Triantennary GalNAc Molecular Imaging Probes for Monitoring Hepatocyte Function in a Rat Model of Nonalcoholic Steatohepatitis
Published in Advanced science (01-12-2020)“…Nonalcoholic steatohepatitis (NASH) is a progressive form of nonalcoholic fatty liver disease that can lead to irreversible liver cirrhosis and cancer. Early…”
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9
Photoredox‐Mediated Hydrogen Isotope Exchange Reactions of Amino‐Acids, Peptides, and Peptide‐Derived Drugs
Published in Chemistry : a European journal (06-10-2020)“…Hydrogen isotopically labelled compounds are essential diagnostic tools in drug research and development, as they provide vital information about the…”
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10
Total Synthesis and Structure Revision of (-)-Avicennone C
Published in Journal of organic chemistry (16-10-2020)“…All four possible stereoisomers of the natural product (-)-avicennone C were synthesized using two different methods for ring closure. The absolute…”
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Structure Elucidation, Total Synthesis, Antibacterial In Vivo Efficacy and Biosynthesis Proposal of Myxobacterial Corramycin
Published in Angewandte Chemie International Edition (19-12-2022)“…Herein, we describe the myxobacterial natural product Corramycin isolated from Corallococcus coralloides. The linear peptide structure contains an…”
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Total Synthesis and Structural Revision of the Antibiotic Tetrapeptide GE81112A
Published in Angewandte Chemie International Edition (10-09-2018)“…The total synthesis of the naturally occurring antibiotic GE81112A, a densely functionalized tetrapeptide, is reported. Comparison of spectral data with those…”
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13
The Discovery and Structure‐Activity Evaluation of (+)‐Floyocidin B and Synthetic Analogs
Published in ChemMedChem (18-03-2022)“…Tuberculosis represents one of the ten most common courses of death worldwide and the emergence of multidrug‐resistant M. tuberculosis makes the discovery of…”
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14
Nanomolar inhibitors of Mycobacterium tuberculosis glutamine synthetase 1: Synthesis, biological evaluation and X-ray crystallographic studies
Published in Bioorganic & medicinal chemistry letters (01-04-2015)“…We have identified by high throughput screening and then optimized a series of imidazo[1,2-a]indeno[1,2-e]pyrazin-4-one that potently inhibit M. tuberculosis…”
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15
Diels−Alder Reactions of Oroidin and Model Compounds
Published in Organic letters (02-03-2006)“…It is shown that the marine key metabolite oroidin undergoes Diels−Alder reactions with electron-poor dienophiles. However, on heating of oroidin in the…”
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Strukturaufklärung, Totalsynthese, In‐Vivo‐Aktivität und Potentieller Biosyntheseweg des Neuen Myxobakteriellen Antibiotikums Corramycin
Published in Angewandte Chemie (19-12-2022)“…Abstract Im Folgenden beschreiben wir das aus dem Myxobakterium Corallococcus coralloides isolierte Antibiotikum Corramycin. Die lineare Peptidstruktur enthält…”
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Totalsynthese und Strukturkorrektur des antibiotisch wirksamen Tetrapeptids GE81112A
Published in Angewandte Chemie (10-09-2018)“…Die erste Totalsynthese des antibiotisch wirksamen Naturstoffs GE81112A, eines hoch funktionalisierten Tetrapeptids, wurde abgeschlossen. Der Vergleich der…”
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Strukturaufklärung, Totalsynthese, In‐Vivo‐Aktivität und Potentieller Biosyntheseweg des Neuen Myxobakteriellen Antibiotikums Corramycin
Published in Angewandte Chemie (19-12-2022)“…Im Folgenden beschreiben wir das aus dem Myxobakterium Corallococcus coralloides isolierte Antibiotikum Corramycin. Die lineare Peptidstruktur enthält eine…”
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