A heart of gold
New cardiac patch uses gold nanowires to enhance electrical signaling between cells, a promising step toward better treatment for heart-attack patients.
Mimicking biological complexity, in a tiny particle
New MIT technology could lead to better drug delivery and artificial tissues that imitate natural tissue.
Recreating human livers, in mice
‘Humanized’ mice could help scientists study the side effects of new drugs before they reach clinical trials.
Putting up a struggle against cancer
Blood-vessel cells can combat aggressive tumors, helping to prevent them from spreading through the body, new study finds.
Building organs block by block
Tissue engineers create a new way to assemble artificial tissues, using ‘biological Legos’ — cells transformed into bricks.