What is the definition of Antibody Blood Cells?

Ah, antibody blood cells: the unsung heroes of our immune system who are as mysterious as a vampire's secret lair. These tiny, vigilant warriors are like our body's personal bodyguards, always on the lookout for those pesky rogue invaders (like bacteria and viruses). They're equipped with special superpowers - antibodies, tiny molecular shields - that latch onto these invaders and flag them for the body's other defense team, the immune response.

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Now, here's an unsettling example sentence using this fascinating vocabulary: "The latest blood donation drive was a total 'antibody blood cell' operation - we're basically trading our own personal security for the safety of strangers."