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.
On Wednesday, the Food and Drug Administration approved a vaccine for the first time for the deadly type of meningitis that affected the students. The vaccine, Trumenba, protects against serogroup B, one of five forms of bacterial meningitis. It is manufactured by Pfizer.