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FY1: The Door Malaria Knocked On
If you’ve worked in a blood bank long for any amout of time, you’ve probably seen an anti-Fyᵃ or two show up in an antibody panel. It’s one of those “frequent flyers” that gets respect in serology but doesn’t always get the spotlight it deserves. Yet, behind that simple reaction at AHG lies one of the most fascinating stories in human genetics — a blood group system whose absence changed the way humans survived malaria. The Science Behind the Name FY1, belongs to the Duffy bl
triciamcgann8
7 hours ago2 min read


🧬 When the Antigen Disappears First: The Strange Case of Kpᵇ (KEL4)
If you’ve been following our Kell-Kelce Family Saga , you already know the lineup: K (KEL1)  — our Taylor Swift , the star everyone talks about. k (KEL2)  — Travis Kelce , dependable, loyal, always shows up. Kpᵃ (KEL3)  — Donna Kelce , not the star but notable when she shows up. And now… it’s time for Kpᵇ (KEL4)  — our very own  Ed Kelce. On paper, Ed  the antigen looks straight forward. Kpᵇ (officially known as KEL4 ) is a high-frequency antigen found on almost everyone’s re
triciamcgann8
Oct 233 min read
KEL3 (Kpᵃ): The Donna Kelce of the Kell System
Every famous family has a matriarch — and in the Kell system, her name is Kpᵃ (KEL3) . She’s rare, refined, and the reason we learned...
triciamcgann8
Oct 133 min read


KEL2: The Reliable Teammate to KEL1’s Superstar
When it comes to transfusion medicine, KEL2 (little k) doesn’t need the spotlight — it is  the spotlight. Present in more than 99% of...
triciamcgann8
Oct 62 min read
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