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.
Quadrivalent meningococcal conjugate vaccine (MCV4) is the preferred product for people age 55 years and younger and some people older than 55 years. MCV4-D (Menactra, sanofi) is licensed for persons age 9 months through 55 years and MCV4-CRM (Menveo, Novartis) is licensed for persons age 2 months through 55 years.t is the first quadrivalent meningococcal conjugate vaccine approved for children younger than age 9 months. For children beginning the vaccination series at age 2 months the schedule is 4 doses at age 2, 4, 6, and 1215 months.