For specific imaging of bacterial infections we aimed at targeting the exclusive bacterial iron transport system siderophore-based radiotracers. synthesis and radiolabeling yielded the salmochelin-based PET radiotracer [Ga]Ga-RMA693, which showed a favourable biodistribution and a bacteria-specific uptake in an animal model of infection.
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http://dx.doi.org/10.1039/d4cc00255e | DOI Listing |
Alzheimers Dement
December 2024
Wake Forest University School of Medicine, Winston‐Salem, NC, USA
Background: Insulin resistance (IR) is associated with abnormal tau‐phosphorylation and IR markers in AD brain co‐localize with neurofibrillary tangles. One strategy to overcome brain IR is to increase brain insulin is via intranasal insulin (INI) administration using specialized intranasal devices that deliver insulin to the brain. Our recent INI vs.
View Article and Find Full Text PDFAlzheimers Dement
December 2024
Wake Forest University School of Medicine, Winston‐Salem, NC, USA
Background: Insulin resistance (IR) is associated with abnormal tau‐phosphorylation and IR markers in AD brain co‐localize with neurofibrillary tangles. One strategy to overcome brain IR is to increase brain insulin is via intranasal insulin (INI) administration using specialized intranasal devices that deliver insulin to the brain. Our recent INI vs.
View Article and Find Full Text PDFPain Ther
January 2025
Research Management, Vertex Pharmaceuticals Incorporated, 50 Northern Avenue, Boston, MA, 02210, USA.
Introduction: There is a high unmet need for safe and effective non-opioid medicines to treat moderate to severe pain without risk of addiction. Voltage-gated sodium channel 1.8 (Na1.
View Article and Find Full Text PDFMolecules
December 2024
Department of Analysis and Medicinal Chemistry, Faculty of Pharmacy, Universitas Padjadjaran, Sumedang 45363, Indonesia.
Prostate cancer ranks as the fourth most common cancer among men, with approximately 1.47 million new cases reported annually. The emergence of prostate-specific membrane antigen (PSMA) as a critical biomarker has revolutionized the diagnosis and treatment of prostate cancer.
View Article and Find Full Text PDFJ Med Chem
January 2025
Department of Respiratory and Critical Care Medicine, Targeted Tracer Research and Development Laboratory, Institute of Respiratory Health, Frontiers Science Center for Disease-Related Molecular Network, Precision Medicine Key Laboratory of Sichuan Province & Precision Medicine Center, State Key Laboratory of Respiratory Health and Multimorbidity, West China Hospital of Sichuan University, Chengdu 610041, China.
Radiolabeled peptides are vital for positron emission tomography (PET) imaging, yet the F-labeling peptides remain challenging due to harsh conditions and time-consuming premodification requirements. Herein, we developed a novel vinyltetrazine-mediated bioorthogonal approach for highly efficient F-radiolabeling of a native peptide under mild conditions. This approach enabled radiosynthesis of various tumor-targeting PET tracers, including targeting the neurofibromin receptor (), the integrin αβ (), and the platelet-derived growth factor receptor β (), with a radiochemical yield exceeding 90%.
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