Blood group antigens are red blood cell (RBC) surface markers comprising specific
carbohydrate moieties attached to the glycolipids and glycoproteins within the membrane. In …

Purpose Knowledge of the prevalence of blood group antigens in a given population is
important for the prevention of hemolytic reactions. The MNS blood group system (002) has …

Background: The blood supply for patients with foreign ethnic backgrounds can be
challenging, as they often have blood group and HPA patterns that differ from the variants …

Plasmodium knowlesi (Pk) causes zoonotic malaria and is known as the “fifth human
malaria parasite”. Pk malaria is an emerging threat because infections are increasing and …

Background The patients who require transfusion are prevalent in the Jazan Province, Saudi
Arabia. Therefore, it is essential to know the frequency of blood group antigens in such a …

Purpose A2 and A2B are rare phenotypes of the ABO blood group system. Some individuals
with A2 and A2B may have anti-A1 antibodies that may be clinically significant or …

Objectives: Investigate the prevalence of Rh and the K antigens and their phenotypes in the
red blood cells of blood donors in Riyadh, Saudi Arabia. Methods: This is a retrospective …

AIMS: The aim of this study was to determine the distribution of Kell blood group: K, k, Kp a,
and Kp b antigens and phenotypes among blood donors in Jeddah city, western Saudi …

Background: Inherited hemoglobinopathies are common in Jazan Province, Saudi Arabia,
and some patients may frequently require a blood transfusion. Therefore, the provision of …

Background: Red blood cell antigens are numerous in structural and functional diversity;
some are proteins while others are carbohydrates. The international society of blood …