|Regulatory T Cell|
|ROMANJI||Seigyosei Tī Saibō|
|ALIASES||Ms. Regulatory T Cell|
|OCCUPATION||T Cell Regulator|
|ANIME DEBUT||Episode 1|
|MANGA DEBUT||Chapter 1|
Regulatory T Cell (制御性T細胞 Seigyosei Tī Saibō?) is a minor character in Cells at Work!.
She is a type of white blood cell, specifically a T Lymphocyte (Regulatory T Cell). She regulates the activities of all T cells so that they will not attack cells from the same body.
She has blonde hair that is tied up in a braided bun with side locks that curl at the end. Her eyes are dark gold and her face is usually expressionless. She is seen wearing a classic office uniform.
Regulatory T Cell manifests an emotionless and professional demeanor. She only speaks her opinions when necessary; however, she can be a little clumsy and make major mistakes, such as mistaking a cancer cell as an ally cell.
- T Cell Regulation: Regulatory T Cell can physically block attacks by other T cells if she believes they are acting inappropriately.