Medical research to benefit people is first conducted in animals. Creating a new biomedical model by inserting human immune cells into pigs may lead to new insights and treatments.

The brain is uniquely protected against invading bacteria and viruses, but its defence mechanism has long remained a mystery. Now, a study in mice, confirmed

Imaging techniques could replace the need for invasive tissue biopsies in helping rapidly determine whether cancer treatments are working effectively,

A new type of artificial heart valve, made of long-lived polymers, could mean that millions of patients with diseased heart valves will no longer require

Exercise immediately prior to and during pregnancy restores key tissues in the body, making them better able to manage blood sugar levels and lowering the risk of long term health problems, suggests new research carried out in mice.

A new study in marmoset monkeys suggests that individual variation in genes alters our ability to regulate emotions, providing new insights that could help in the development of personalised therapies to tackle anxiety and depression.