15-07-01 Most wounds clear up by themselves, but some fail to heal and become chronic. An international team of researchers led from Karolinska Institutet, now unveil the important role of so-called microRNAs in regulating skin wound healing, pointing to new...

11-04-18 For the first time, scientists have made star-shaped, biodegradable polymers（聚合物，高分子） that can self-assemble into hollow, nanofiber spheres, and when the spheres are injected with cells into wounds, these spheres biodegrade, but the cells l...