Medical research

3-D bioPen: A hydrogel injection to regenerate cartilage

Highly specialized cartilage is characteristically avascular and non-neural in composition with low cell numbers in an aliphatic environment. Despite its apparent simplicity, bioengineering regenerative hyaline cartilage ...

Medical research

The art of building bone

Cell differentiation is a widely studied phenomenon forming the basis of all developmental processes including fetal growth and bone fracture healing. A series of recent studies indicates the emerging role of chondrocyte-to-osteoblast ...

Oncology & Cancer

Nanoparticle-coated bacteria can deliver cancer vaccine

Marking an important step in the development of immunotherapy cancer treatment, scientists have demonstrated that nanoparticle-coated bacteria can effectively deliver an oral DNA vaccine that stimulates the body's own immune ...

Neuroscience

New study refutes accepted model of memory formation

A study by Johns Hopkins researchers has shown that a widely accepted model of long-term memory formation—that it hinges on a single enzyme in the brain—is flawed. The new study, published in the Jan. 2 issue of Nature, ...

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