In mice, device destroyed colorectal tumors and prevented remission after surgery.

Robot unfolds from ingestible capsule, removes button battery stuck to wall of simulated stomach.

New tablet attaches to the lining of the GI tract, resists being pulled away.

New nanosensors recognize fibrinogen; may detect insulin, other biomarkers as well.

Scientists exploit gene therapy to shrink tumors in mice with an aggressive form of breast cancer.

New approach could aid in treatment of inflammatory bowel disease.

A pH-responsive polymer gel could create swallowable devices, including capsules for ultra-long drug delivery.

MIT spinout signs deal to commercialize microchips that release therapeutics inside the body.

Optimal size and shape allow implantable devices to last longer in the body.

Tiny particles embedded in gel can turn off drug-resistance genes, then release cancer drugs.