How do tissues cope with being stretched for hours or even days? A study led by researchers at the Institute for Bioengineering of Catalonia (IBEC) has uncovered an unexpected answer: Cells radically reorganize their internal scaffolding and, in the process…
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Cells carry their own growth switches. When enough nutrients—amino acids in particular—are available, cells flip this switch on and begin to grow. Researchers at KAIST and Yonsei University have uncovered the molecular mechanism by which amino acid signals…
Science Phys.org
The dangers of antibiotic overuse have become increasingly clear in recent decades. Excessive use accelerates the evolution of bacterial resistance to antibiotics, raising the alarming prospect of infections that no longer respond to existing drugs and pose a…
Science Phys.org
Researchers at the MRC Laboratory of Medical Sciences (LMS) and collaborators have uncovered one of the earliest steps in DNA replication: the moment a cell first opens its DNA to begin making a copy of its genome. The findings, published in Nature…
Science Phys.org
Biomedical engineers at Duke University have demonstrated a method for systematically developing novel, complex combinations of probiotics and prebiotics to more effectively maintain gut health and treat various gastrointestinal diseases.
