One experimental injection helped mice and pigs heal after heart attack by boosting a protective heart hormone. (CREDIT: ...

a: Location of the caudal artery in a mouse (left) and a schematic cross-section of the mouse tail (right). The yellow arrow indicates the caudal artery along the tail. b: Comparison of fluorescence ...

Share on Pinterest What is the best delivery method for cancer vaccines? A study in mice suggests intravenous might be best. Image credit: Ani Dimi/Stocksy. Researchers found that cancer vaccines are ...

Injections deliver liquid medications, fluids, or nutrients directly into a person’s body. Different types of injections include intravenous, intramuscular, subcutaneous, intraosseous, and intradermal ...