The Major Groups of Coelurosaurs. Extremely bird-like theropod dinosaurs. Warning: You are entering an area of taxonomic research that is constantly changing. The phylogeny of this group of theropods is debated by paleontologists involved in its study, and new classifications are proposed several times a year! We will attempt to keep this site updated, but for now, as you warily maneuver through the shadowy byways of this theropod exhibit, remember that the relationships of this diverse group are not yet understood fully. It is both a frustrating and exciting area of research. So tread carefully from here onâ¦and watch the shadows!
What It Is. An IgA test measures the blood level of immunoglobulin A, one of the most common antibodies in the body. Antibodies are proteins made by the immune system to fight bacteria, viruses, and toxins.IgA is found in high concentrations in the body's mucous membranes, particularly the respiratory passages and gastrointestinal tract, as well as in saliva and tears. IgA also plays a role in allergic reactions.ntibodies are proteins made by the immune system to fight bacteria, viruses, and toxins. IgA is found in high concentrations in the body's mucous membranes, particularly the respiratory passages and gastrointestinal tract, as well as in saliva and tears.
Los Angeles County Department of Public Health 11/11 page 1 of 1www.publichealth.lacounty.gov What is a TB blood test? The tuberculosis (TB) blood test, also called an Interferon Gamma Release Assay or IGRA, is a way to find out if you have TB germs in your body.os Angeles County Department of Public Health 11/11 page 1 of 1www.publichealth.lacounty.gov What is a TB blood test? The tuberculosis (TB) blood test, also called an Interferon Gamma Release Assay or IGRA, is a way to find out if you have TB germs in your body.