Wnt signaling is activated in more than half of gastric cancers through a ligand-dependent manner. Here the authors show with mouse models that tumor-derived Wnt ligands activate liver stromal ...
The enzyme Na⁺-NQR is a sodium pump that drives the respiration of many marine and pathogenic bacteria. Using redox reactions, the process of exchanging electrons between materials, it powers the ...
February 14, 2026 • The crew will spend the next eight months conducting experiments to prepare for human exploration beyond Earth's orbit.