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.
Meningococcal Vaccine Schedule. Vaccination is the best way to prevent meningitis. There are different types of meningococcal vaccines: MenACWY (conjugate), MenB (serogroup B), and MPSV4 (polysaccharide) vaccines. MenACWY is given to preteens and teens at age 11 or 12 years. A booster dose is needed at 16 years.