PD-L1
What is CD274?
This cell is tasked with producing antibodies as weapons to fight any antigens and foreign invaders, such as bacteria and viruses.

What is a B cell?
The universal donor blood type.
What is O negative?
She won the Nobel Prize in Chemistry in 2022 for the development of click chemistry and bio-orthogonal chemistry.
Who is Carolyn Bertozzi?
In Moulin Rouge, Satine dies of consumption, also known as this disease.
What is tuberculosis?
FcγRIII
What is CD16?
While unable to fight off bacteria and viruses, this cell shows her true worth by killing a parasitic Anisakis.

What is an Eosinophil?
In physics, it is known as the fourth state of matter.
What is plasma?
She won the Nobel Prize in Chemistry for her pioneering work in CRISPR gene editing.
Who is Jennifer Doudna?
This cartoon TV show correctly predicted several Nobel prize winners.
What is "The Simpsons"?
This Nirvana CD cover title describes the location of fetal development.

What is in utero?
This cell is little clumsy and make major mistakes, such as mistaking a cancer cell as an ally cell because it originated from this body. As a result, she can physically block attacks by other T cells if she believes they are acting inappropriately.

What is a regulatory T cell?
This cocktail contains vodka, tomato juice, and other spices.
What is a Bloody Mary?
She developed the first technique to successfully establish the correct red blood cell life span.
Who is Winifred Ashby?
This actress has a PhD in neuroscience and played a neuroscientist in the CBS sitcom The Big Bang Theory.
Who is Mayim Bialik?
This Coldplay CD cover conveys humanistic themes of communication between the sexes.
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What is X&Y?
Known as the commander, this cell relays information to helper T cells and activates Naive T cells.
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What is a Dendritic cell?
In Taylor Swift's album 1989, this song describes her feelings of betrayal by a close friend, and its music video includes cameos by several female celebrities.
What is "Bad Blood"?
An immunologist at Harvard Medical School, she was instrumental in the development of immune checkpoint blockade.
Who is Arlene Sharpe?
On October 28, 1956, this celebrity got a polio vaccine on TV.
Who is Elvis Presley?
PD-L2
What is CD273?
These cells produce fibrin as part of wound healing.
What are platelets?
The extreme fear of seeing blood.
What is hemophobia?
While at Stockholm University, she pioneered the development of enzyme-linked immunosorbent assays (ELISA).
Who is Eva Engvall?
In the movie Contagion, the MEV-1 virus has genetic sequences from these two animals.
What are pigs and bats?