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Blood Transfusion and Agglutination

Blood Transfusion and Agglutination

Blood transfusion is a therapeutic measure to restore the blood volume after extensive blood loss due to an accident or a medical procedure. Blood transfusion involves drawing a certain amount of blood from a suitable donor and infusing it into the recipient.
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The history of blood transfusion dates back to the 17th century, when early attempts were made in animals. In 1818 James Blundell, a British doctor, performed the first successful human blood transfusion. Later in 1900, Karl...

Blood Transfusion

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Blood transfusion is a critical medical procedure that saves lives and treats various medical conditions. It involves transferring blood from a donor to a recipient. This process requires a thorough understanding of the ABO blood group system and its associated antigens and antibodies.
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Antigens Protected Functional Red Blood Cells By The Membrane Grafting Of Compact Hyperbranched Polyglycerols

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Warm autoadsorption with enzyme-treated red blood cells.

F Tsimba-Chitsva¹, S Bishop, K Kezeor

¹Midwest Region American Red Cross Reference Laboratory, American Red Cross, 3838 Dewey Ave., Omaha, NE 68105, USA.

Immunohematology

|January 5, 2013

Summary

Adsorbing warm autoantibodies onto patient red blood cells (RBCs) aids blood bank identification. Enzyme pretreatment of RBCs can improve this autoantibody removal process for accurate serologic testing.

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Methods for Quantitative Detection of Antibody-induced Complement Activation on Red Blood Cells

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Area of Science:

Transfusion Medicine
Immunology
Clinical Laboratory Science

Background:

Warm autoantibodies present significant challenges in blood bank serology.
Accurate antibody identification is crucial for safe blood transfusions.

Purpose of the Study:

To describe a method for removing autoantibodies from patient samples.
To investigate enhancing autoantibody adsorption using enzyme-treated red blood cells (RBCs).

Main Methods:

Adsorption of autoantibodies from patient serum or plasma onto autologous RBCs.
Enzyme pretreatment of autologous RBCs to enhance adsorption efficiency.
Patient samples must not have recent transfusion history (within 3 months).

Main Results:

Autoantibody adsorption onto autologous RBCs is a viable method for serologic testing.
Enzyme pretreatment of RBCs can potentially improve the efficiency of autoantibody removal.

Conclusions:

Adsorption is a key technique for resolving autoantibody interference in blood bank testing.
Enzyme-enhanced adsorption offers a promising approach to improve diagnostic accuracy in complex serologic cases.