blood and antibodies

Blood Groups - There are four types of blood among the humans. These are called the blood groups . The blood groups are classified based on the presence or absence of certain proteins and antibodies. In human blood, the membranes of the Re..

There are four types of blood among the humans. These are called the blood groups. The blood groups are classified based on the presence or absence of certain proteins and antibodies..

In case of accidents, surgeries or prolonged illness, there can be a great loss of blood. In such cases, the body requires blood. Replacement of blood from external sources is called blood transfusion . However, the compatibility has to be checked before the ..

The surfaces of erythrocytes contain antigens called Agglutinogens. Two major blood group classifications - ABO grouping system and the Rh system - are based on the presence or absence of these proteins. The intravenous injection of blood, plasma or serum with the object of rest..

The Rh-ve blood does not contain any anti-Rh agglutinins initially. They are produced in the blood when the Rh+ve blood is mixed with the Rh-ve blood. Rh-ve blood can be safely given to Rh+ve person. However, the transfusion of Rh+ve blood..

(7%) - includes hormones, enzymes, globulin antibodies, albumin and fibrinogen. (Blood plasma without fibrinogen and other clotting factors is called Serum and is a yellow watery fluid..

Antibodies that neutralize toxins produced in the body like bacterial toxins or introduced from outside like snake venom are called antitoxins. They are produced artificially these days. The antigen for e.g., snake venom is injected in low doses into an animal like horse or rabbit. After..

The Rh Factor - The Rh system of blood classification is so named because it was first worked out in the blood of the Rhesus monkey . Like the ABO grouping, the Rh system is based on agglutinogens that lie on the surfaces of erythrocytes. Individuals whose erythrocytes have the ..

Matrix of blood is known as plasma. Nearly 90% of the plasma is represented by water. The organic substances account for about 9% and the remaining 1% is represented by inorganic substances. The organic substances in the plasma occur in a wide variety of forms. There are carbohydrates mos..

. Detailed analysis conducted by Landsteiner showed that the human blood contained two specific substances called antigens, which are responsible for either smooth mixing or clumping. He named these antigens as antigen A and antigen B. Based on the presence or absence of these antigens, h..