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.
Vaccine Recommendations. Meningococcal vaccines protect against most types of meningitis, but they do not prevent all cases. Meningococcal conjugate vaccine is recommended for people 11 â 54 years of age, as well as certain high-risk children from ages nine months through ten years.Adolescents should receive the first dose at 11 or 12 years of age, with a booster at age 16 to 18 years.accine Recommendations. Meningococcal vaccines protect against most types of meningitis, but they do not prevent all cases. Meningococcal conjugate vaccine is recommended for people 11 â 54 years of age, as well as certain high-risk children from ages nine months through ten years.