Doctors use blood tests to analyze substances like proteins, cells, or chemicals in your blood ... right after contracting an infection. It can take three to six months after exposure to get ...

UC College of Engineering and Applied Science Distinguished Research Professor Chong Ahn and his students developed a "lab-on ...

You may be required to take one if you’ve been accused of ... The sample will then be tested at a lab. Before your test, let your doctor know what drugs you’ve taken in the past few days.

Steps required for taking a water sample will vary for different tests. Timeliness and cleanliness are important when collecting any water sample. Use the sterile collection bottles the lab sends you ...