Maintaining the right niche for blood cell development

In your home, storing books on a bookshelf, tools in a tool box, and a broom in a broom cupboard makes it easy to access these items whenever you need them. Within the body, hematopoietic stem cells (HSCs) reside in their ...

Collaboration shapes extracellular vesicle retention strategy

Leveraging unique expertise in the spirit of collaboration is one of Carnegie Mellon University's formulas for success. Over the past three years, Phil Campbell and Xi (Charlie) Ren partnered on research related to spatial ...

Ultrashort peptides go a long way for tissue engineering

A new automated process prints a peptide-based hydrogel scaffold containing uniformly distributed cells. The scaffolds hold their shapes well and successfully facilitate cell growth that lasts for weeks.

First supercentenarian-derived stem cells created

People who live more than 110 years, called supercentenarians, are remarkable not only because of their age, but also because of their incredible health. This elite group appears resistant to diseases such as Alzheimer's, ...

Molecular bait can help hydrogels heal wounds

Like fishermen, Rice University bioengineers are angling for their daily catch. But their bait, biomolecules in a hydrogel scaffold, lures microscopic stem cells instead of fish.

How bird feather patterns form

Feathers evolved in dinosaurs and are a key characteristic of birds today. They are arranged in a precise hexagonal pattern in a bird's skin, but it has been unclear how this happens. According to a new study published February ...

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