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Sodium channel investigation

A team of scientists at Kanazawa University used high-speed atomic force microscopy to study the structural dynamics of sodium ion channels in cell membranes. They found that voltage sensor domains can dissociate from pore domains when the channel is in a resting state, leading to dimerization between neighboring channels. These findin...

SourceKanazawa University·JournalNature Communications·TypeImaging analysis·DateDec 20, 2023

Oncotarget | Oncogenic driver FGFR3-TACC3 requires 5 coiled-coil heptads for activation and disulfide bonds for stability

Researchers identify the minimum contribution of TACC3 for FGFR3-TACC3 fusion protein activation, revealing a novel target for treating FGFR translocation-driven cancers. The study shows that clinically identified FGFR3-TACC3 fusion proteins differ in biological activity depending on specific breakpoints.

SourceImpact Journals LLC·JournalOncotarget·TypeExperimental study·DateFeb 23, 2023

Researchers identify specific alterations in the BRAF gene that may affect response to treatment and survival in adult brain cancers

The study found that BRAF alterations, particularly Class I mutations like v600E, are associated with improved overall survival in adults with glioma. However, the effectiveness of targeted therapies depends on the specific type and combination of genetic alterations driving the cancer.

SourceEuropean Organisation for Research and Treatment of Cancer·TypeRandomized controlled/clinical trial·DateOct 26, 2022

Biased signalling for better drugs

Researchers at PSI have developed a platform to measure biased signalling in G protein-coupled receptors (GPCRs), enabling selective therapeutic effects and fewer side effects. By testing specially designed bivalent ligands, they can bias signalling towards desired pathways.

SourcePaul Scherrer Institute·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateDec 15, 2021