The test determines the susceptibility of a microbial species against different antibiotic agents. The introduction of various antimicrobials for treating variety of infections showed the necessity of performing antimicrobial susceptibility testing as a routine procedure in all microbiology laboratories.
How to Reduce Under-eye Puffiness. There are many causes and almost as many supposed cures for under-eye puffiness. Lack of sleep, a sinus infection, salty food, a lack of exercise and even your sleep position can play a role in this undesirable issue. And then there's the cause that no one wants to talk about â age.
Causes. Allergic rhinitis, commonly called hay fever, can cause skin discoloration under the eyes. Allergic rhinitis symptoms occur when your body reacts to an airborne allergen, such as pet dander, pollen, mold or dust mites. When an allergen enters your body, it tries to destroy the allergen by producing antibodies.