Blood group B has B antigens on red blood cells and anti-A antibodies in the plasma. People with this blood type can donate blood to those with blood group B or AB. They can receive blood from donors with blood group B or O. Blood group B is less common in some regions. Compatibility is key for safe transfusions.
Your red blood cells have B antigens and your immune system produces antibodies against A antigens.
People with blood group B or AB.
People with blood group B or O.