It is world's most rare blood type, known as the golden or Rh-null blood type. Rh antigens in the red blood cells is what causes blood to appear as red, however, people with Rh-null blood lack ...

Discover the different types ... types of cells found in plants, and what each one does. Learn about xylem cells, phloem cells, root hair cells and more. The four components of the blood There ...

Bone marrow transplants are an example of adult stem cell transplant. Bone marrow cells will differentiate into different types of blood cell. Bone marrow transplants are carried out: ...

Most begin in the blood cell factory, the bone marrow. The three main types are leukaemia, which is caused by the rapid production of abnormal white blood cells; lymphoma, which develops from ...