Injectable Microgel Shows Promise for Reducing Surgical Bleeding in Infants

Overview

• The Science Advances paper, published Friday, details preclinical results for B‑knob‑triggered microgels designed to curb surgical bleeding in newborns.
• Doctors often transfuse adult blood in infant surgery, which can raise clot risks because newborn clotting works differently.
• The microgels carry short fibrin B‑peptides and act like soft platelets to link fibrin and build tighter clots in infant plasma.
• In a mouse model reconstituted with infant fibrinogen, the treatment cut blood loss by about 50–60% versus controls.
• The team cautions that clinical use is not near and plans safety studies and head‑to‑head tests against existing hemostatic products first.