Leukocyte adhesion deficiency (LAD) weakens the immune system due to a lack of CD18 protein in white blood cells, preventing them from efficiently traveling to the site of infection. LAD-1 is the most common type, and bone marrow transplants and antibiotics are common treatments. Symptoms include skin infections, slow wound healing, and periodontal disease. Leukocyte […]
Adhesion tests are used to evaluate the effectiveness of paints and coatings. The knife test and tape test are popular methods, with the latter having two versions: the X-cut and crosshatch tests. The scrape test is another method used in laboratories. Other tests include bending, pull-off, and chemical resistance tests. The choice of test depends […]
