Specialized plant cells regain stem-cell features to heal wounds

If plants are injured, cells adjacent to the wound fill the gaps with their daughter cells. However, which cells divide to do the healing and how they manage to produce cells that match the cell type of the missing tissue ...

Ailing pets getting hyperbaric chamber treatment

(AP)—Hyperbaric chambers have been used for decades to treat divers with the bends, burn victims and people with traumatic injuries, but in the U.S. they're increasingly being used on ailing pets.

Study pushes understanding of how cells migrate

Interactions between two key structures within cells help establish the front-to-back "polarity" that is essential to cell migration, according to a new study by Weill Cornell Medicine researchers.

Hyaluronic acid research could spur new therapeutics

For more than two decades, scientists have puzzled over how vertebrates make the essential polysaccharide hyaluronic acid, which has broad medical applications. One team took a different tack and solved the mystery.

Synthetic antibacterial minerals combat topical infections

The development of new antibiotics has stalled—new strategies are needed as the world enters the age of antibiotic resistance. To combat this challenge, Lawrence Livermore National Laboratory (LLNL) scientists have found ...

Encoding hierarchical assembly pathways of proteins

Northwestern investigators have identified a novel approach to control the hierarchical assembly of protein pathways with DNA, according to a study published the Proceedings of the National Academy of Sciences (PNAS).

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