Arugula is also a good source of vitamin A, which is important for maintaining good vision, cell growth and immune function, with each serving providing 475 international units of vitamin A, or 10 percent of the recommended daily amount.
Neutrophils are white blood cells that serve as important phagocytes, or garbage collectors. There are about 100 billion of these cells produced every day in the bone marrow and they account for about 70% of the white blood cells in circulation in your body.
Blood stem cells are also known as haematopoietic stem cells. Like other stem cells, they can self-renew, or copy themselves. They also produce the different types of specialized cells found in the blood: both red blood cells and the many kinds of white blood cells needed by the bodyâs immune system.The tree of blood: Blood stem cells are at the origin of all blood cell types.hey also produce the different types of specialized cells found in the blood: both red blood cells and the many kinds of white blood cells needed by the bodyâs immune system. The tree of blood: Blood stem cells are at the origin of all blood cell types.