Blood Brain Barrier Illustration | © 2017 Lisa A. Clark

Blood-Brain Barrier

The blood-brain barrier (BBB) is a collection of specific cells and proteins that control the movement of molecules from the blood to the central nervous system (CNS).
Intramuscular Injection Sites

Intramuscular Injection Sites

An intramuscular (IM) injection is a shot of medicine given into a muscle. Certain medicines need to be given into the muscle for them to work correctly. This illustration depicts the various intramuscular injection sites including the upper arm, buttocks, hip and thigh.
Antimicrobial Mode of Action for Canine Ear Ointment

Antimicrobial Mode of Action for Canine Ear Ointment

Otitis externa refers to an inflammation of the dog's outer ear, which is commonly caused by bacterial or yeast infection. This illustration was created to demonstrate the mode of action for a veterinary company’s new ointment.