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What are the characteristics of ABO antibodies?
What are the characteristics of ABO antibodies?
Naturally occurring antibodies, react at room temperature, cannot cross the placenta, mostly IgM (some IgG), predominantly IgG (with small portions as IgM), immune antibodies, react at 37°C, can cross the placenta.
What is the principle of determining secretor status?
What is the principle of determining secretor status?
Hemagglutination inhibition.
What are the characteristics of routine reagents useful for ABO testing?
What are the characteristics of routine reagents useful for ABO testing?
Anti-A reagent: Monoclonal antibody, highly specific IgM, clear blue colored reagent. Anti-B reagent: Monoclonal antibody, highly specific IgM, clear yellow colored reagent.
What are the three genes that code for A, B, and O blood groups?
What are the three genes that code for A, B, and O blood groups?
What is Landsteiner's Law?
What is Landsteiner's Law?
Where are ABO antigens found in the body?
Where are ABO antigens found in the body?
What is the cause of the 'Acquired B' phenomenon in ABO typing?
What is the cause of the 'Acquired B' phenomenon in ABO typing?
What are the possible causes of group 3 discrepancies in ABO typing?
What are the possible causes of group 3 discrepancies in ABO typing?
What is polyagglutination in ABO typing?
What is polyagglutination in ABO typing?
What are the serologic specificities of the lectins Ulex europaeus, Lotus tetragonolobus, Dolichos biflorus, Helix pomatia, and Griffonia simplicifolia?
What are the serologic specificities of the lectins Ulex europaeus, Lotus tetragonolobus, Dolichos biflorus, Helix pomatia, and Griffonia simplicifolia?
Which lectins are used for antigens causing polyagglutination?
Which lectins are used for antigens causing polyagglutination?
What are the blood group antibody reactions with A1 cells for blood groups A, B, AB, and O?
What are the blood group antibody reactions with A1 cells for blood groups A, B, AB, and O?
What is the genotype and phenotype of the Bombay (Oh) phenotype?
What is the genotype and phenotype of the Bombay (Oh) phenotype?
ABH antigens on red cells are glycolipids, glycoproteins, or ______.
ABH antigens on red cells are glycolipids, glycoproteins, or ______.
RBC antigens are only synthesized on Type 2 precursor chain, while secreted substances are primarily precursor chains synthesized on Type 1 ______.
RBC antigens are only synthesized on Type 2 precursor chain, while secreted substances are primarily precursor chains synthesized on Type 1 ______.
The enzyme responsible for the synthesis of the precursor molecule L-fucose is ______.
The enzyme responsible for the synthesis of the precursor molecule L-fucose is ______.
_______ is a lectin that can form Anti-A1.
_______ is a lectin that can form Anti-A1.
The Bombay phenotype (H NULL) is characterized by the absence of _______ antigens.
The Bombay phenotype (H NULL) is characterized by the absence of _______ antigens.
Weak agglutination with anti-A,B only is seen in the _______ subgroup of B.
Weak agglutination with anti-A,B only is seen in the _______ subgroup of B.
ABO blood group is the most important of all blood groups in transfusion practice. The three genes that code for A, B, O are located at the long arm of chromosome ______.
ABO blood group is the most important of all blood groups in transfusion practice. The three genes that code for A, B, O are located at the long arm of chromosome ______.
Patients with immunodeficiency diseases may demonstrate _______.
Patients with immunodeficiency diseases may demonstrate _______.
According to the Three Allele Theory (Bernstein), the possible genotypes for blood group A are ______ and ______.
According to the Three Allele Theory (Bernstein), the possible genotypes for blood group A are ______ and ______.
The frequencies (%) of ABO phenotypes in Native Americans are: A - 16%, B - 4%, AB - <1%, O - ______.
The frequencies (%) of ABO phenotypes in Native Americans are: A - 16%, B - 4%, AB - <1%, O - ______.
According to the acquired B phenomenon, the patient's ABO typing result would show agglutination with anti-A1, agglutination with anti-B, no agglutination with A cells, and ______ agglutination with B cells.
According to the acquired B phenomenon, the patient's ABO typing result would show agglutination with anti-A1, agglutination with anti-B, no agglutination with A cells, and ______ agglutination with B cells.
Polyagglutination refers to the agglutination of altered RBCs by a large proportion of ABO-compatible adult human sera. Lectins such as Tn, Cad, T, and Tk can cause polyagglutination. Lectin from ______ can cause agglutination.
Polyagglutination refers to the agglutination of altered RBCs by a large proportion of ABO-compatible adult human sera. Lectins such as Tn, Cad, T, and Tk can cause polyagglutination. Lectin from ______ can cause agglutination.
Cis-AB refers to the inheritance of both AB genes from one parent carried on one chromosome and an O gene inherited from the other parent. The Cis-AB phenotype can be confirmed by agglutination with MOST adult sera and _____ agglutination with cord sera.
Cis-AB refers to the inheritance of both AB genes from one parent carried on one chromosome and an O gene inherited from the other parent. The Cis-AB phenotype can be confirmed by agglutination with MOST adult sera and _____ agglutination with cord sera.
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