Blood type (or blood group) is determined, in part, by the ABO blood group antigens present on red blood cells.A blood type (also called a blood group) is a classification of blood based on the presence or absence of inherited antigenic substances on the surface of red blood cells (RBCs).lood type (or blood group) is determined, in part, by the ABO blood group antigens present on red blood cells.
State Considering Making Vaccine For Meningitis Mandatory. North Carolina's public health rulemaking body is closing in on requiring seventh-graders to be vaccinated against potentially deadly meningitis and related diseases starting next summer.
The U.S. Food and Drug Administration today expanded the approved age range for Menactra, a bacterial meningitis vaccine, to include children ages 2 to 10 years.Meningitis is a serious inflammation of the lining that surrounds the spinal cord and brain.ow there are two vaccines available for children between 2 and 10 years of age who may be at increased risk of meningitis,â said Jesse L. Goodman, M.D., M.P.H., director of FDA's Center for Biologics Evaluation and Research.