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.
CDC recommends routine administration of a quadrivalent meningococcal conjugate vaccine MenACWY for all people aged 11â18 years. A single dose of vaccine should be administered at age 11 or 12 years, and a booster dose should be administered at age 16 years. Routine immunization is not recommended for other age groups in the United States, with the exception of people at increased risk for meningococcal disease.