PD-1 expression on CD4+ T cells and NK cells

Biomarker

1 paper1 finding

Humans1

Associations

Female sex

downin humans1

1 study

Female sex is associated with PD-1 expression on CD4+ T cells and NK cells in humans.
“alongside lower PD-1 expression on CD4+ T cells and NK cells (all p < 0.001).”
Humansage-matched sex comparisonCD4+ T cells and NK cells
Immune cell patterns differ across menopause in women
Immunity, inflammation and disease1 Oct 2026

Latest

1 in 12 months

Immunity, Inflammation and Disease2 h

Immune cell patterns differ across menopause in women

Women’s share of helper T cells peaked at ages 55–59 in a cross-sectional study of 4,209 healthy Chinese adults.Women’s share of helper T cells peaked at ages 55–59 in a cross-sectional study of 4,209 healthy Chinese adults.

Cross-sectional study of 4,209 peopleImmune response

Paper

PD-1 expression on CD4+ T cells and NK cells

Associations

Latest

Immune cell patterns differ across menopause in women

Related