Any hypertensive medications should be held prior to amifostine administration. Nausea and vomiting occurs in 53% of patients; therefore, oral 5HT3 antagonists or a phenothiazine is given 90 to 120 minutes before administering amifostine. If an IV antiemetic is used, it can be given 30 minutes before.
Hematopoiesis: The production of all types of blood cells including formation, development, and differentiation of blood cells. Prenatally, hematopoiesis occurs in the yolk sack, then in the liver, and lastly in the bone marrow. In the normal situation, hematopoiesis in adults occurs in the bone marrow and lymphatic tissues. All types of blood cells are derived from primitive cells (stem cells) that are pluripotent (they have the potential to develop into all types of blood cells). Last Editorial Review: 5/13/2016.
Haemopoiesis. Haemopoiesis is the production of the formed elements of blood. Haemopoietic tissues refer to the tissues that produce blood. The earliest haemopoietic tissue to develop is the yolk sac, which also functions in the transfer of yolk nutrients of the embryo.In the foetus, blood cells are produced by the bone marrow, liver, spleen and thymus.roteins. These are the most abundant substance in plasma by weight and play a part in a variety of roles including clotting, defence and transport. Collectively, they serve several functions: 1  They are an important reserve supply of amino acids for cell nutrition.