In an incredible feat that redefines biological boundaries, scientists have successfully engineered animal cells capable of ...

A group of small, freshwater animals (bdelloid rotifers) protect themselves from infections using antibiotic recipes 'stolen' from bacteria, according to new research. This raises the potential that ...

The Animal Research Facility located in the ABSL-3 facility of the vivarium in the Saint Louis University Doisy Research Center offers sophisticated equipment for the optical imaging of small animals.

Animals, from worms and sponges to jellyfish and whales, contain anywhere from a few thousand to tens of trillions of nearly genetically identical cells. Depending on the organism, these cells arrange ...