Duffy antigens - Study guides, Class notes & Summaries

Blood Bank ASCP EXAM QUESTIONS & ANSWERS 2023/2024 What type of serological testing does the blood bank technologist perform when determining the blood group of a patient? - ANSWER-phenotyping If anti-K reacts 3+ with a donor cell with a genotype KK and 2+ with a Kk cell, the antibody is demonstrating: - ANSWER-Dosage Carla expresses the blood group antigens Fya, Fyb, and Xga. James shows expressions of none of these antigens. What factor(s) may account for the absence of these an...

What type of serological testing does the blood bank technologist perform when determining the blood group of a patient? Correct Answer: phenotyping If anti-K reacts 3+ with a donor cell with a genotype KK and 2+ with a Kk cell, the antibody is demonstrating: Correct Answer: Dosage Carla expresses the blood group antigens Fya, Fyb, and Xga. James shows expressions of none of these antigens. What factor(s) may account for the absence of these antigens in James? Correct Answer: Gender...

Kell antigens - ANSWER Kk, Kpa/Kpb, JsA/JsB, K11/K17, K14/K24, VLAN and VONG (low freq.), UlA Kx antigens - ANSWER Kx Duffy antigens - ANSWER FyA/FyB, Fy3, Fy5, Fy6 Kidd antigens - ANSWER JkA, JkB, Jk3 Lutheran antigens - ANSWER LuA and LuB Lewis antigens - ANSWER LeA and Leb I antigens - ANSWER I. (i antigen is in the Ii Blood Group Collection 207) P1PK - ANSWER P1, Pk, NOR

Define dosage - Dosage is defined as an antibody reacting stronger with homozygous cells (such as KK) than with heterozygous cells (Kk) List the antigens that commonly show dosage? - Kell. M. N. S, little s. F.y.a, F.y.b J.k.a, J.k.b. Antigens of the Rh system. Is the Duffy antigens F.y.a and F.y.b more prevalent in African Americans or in whites? - In African Americans. 70% African Americans and it is very rare in whites

What type of serological testing does the blood bank technologist perform when determining the blood group of a patient? - phenotyping If anti-K reacts 3+ with a donor cell with a genotype KK and 2+ with a Kk cell, the antibody is demonstrating: - Dosage Carla expresses the blood group antigens Fya, Fyb, and Xga. James shows expressions of none of these antigens. What factor(s) may account for the absence of these antigens in James? - Gender and Race. The frequency of Duffy antigens Fya ...

Blood Bank ASCP EXAM | Questions and Correct Answers | Latest Update 2024/2025 | 100% PASS What type of serological testing does the blood bank technologist perform when determining the blood group of a patient? - Answer -phenotyping If anti-K reacts 3+ with a donor cell with a genotype KK and 2+ with a Kk cell, the antibody is demonstrating: - Answer -Dosage Carla expresses the blood group antigens Fya, Fyb, and Xga. James shows expressions of none of these antigens. What factor(s) m...

Kell antigens - Kk, Kpa/Kpb, JsA/JsB, K11/K17, K14/K24, VLAN and VONG (low freq.), UlA Kx antigens - Kx Duffy antigens - FyA/FyB, Fy3, Fy5, Fy6 Kidd antigens - JkA, JkB, Jk3 Lutheran antigens - LuA and LuB Lewis antigens - LeA and Leb I antigens - I. (i antigen is in the Ii Blood Group Collection 207) P1PK - P1, Pk, NOR Globoside - P (LKE and PX2 are in the Globoside blood group colletion) MNS - M, N, S, s, U Kell antigen frequecies - K 9% Whites, k 99.8% whites, 100% blacks. Kpa 2% wh...

MULTIPLE-SOLUTION PROBLEMS 431 The lower third of the data sheet shown in Fig. 1 contains a list of the most significant antigens (C, D, E, e, etc.). These are often referred to in the data we report using names like Big C, Big E, little e, etc. Some are also given special names (Kell for Big K; Cellano for little k; Duffy a and Duffy b for Fy a and Fyb; Kidd a and Kidd b for Jk a and Jk b, Lewis a and Lewis b for Le a and Leb; Lutheran a and Lutheran b for Lu a and Lub). PATIENT N...

What type of serological testing does the blood bank technologist perform when determining the blood group of a patient? - phenotyping If anti-K reacts 3+ with a donor cell with a genotype KK and 2+ with a Kk cell, the antibody is demonstrating: - Dosage Carla expresses the blood group antigens Fya, Fyb, and Xga. James shows expressions of none of these antigens. What factor(s) may account for the absence of these antigens in James? - Gender and Race. The frequency of Duffy antigens Fya ...

Define dosage - Answer Dosage is defined as an antibody reacting stronger with homozygous cells (such as KK) than with heterozygous cells (Kk) List the antigens that commonly show dosage? - Answer Kell. M. N. S, little s. F.y.a, F.y.b J.k.a, J.k.b. Antigens of the Rh system. Is the Duffy antigens F.y.a and F.y.b more prevalent in African Americans or in whites? - Answer In African Americans. 70% African Americans and it is very rare in whites. What does the term heter...