What is the primary function of the blood component that expresses CD49d, a marker for integrin α4?

A Cell adhesion and migration ✓
B Antigen presentation and recognition
C Cytokine production and signaling
D Protein synthesis and degradation

Explanation

CD49d is a marker for integrin α4, which plays a crucial role in cell adhesion and migration, particularly in the context of immune cells and their interactions with the extracellular matrix.

Source

Immunology and Cell Biology textbooks
Hematology Hematology: Blood Components Hematology: Blood Components Medium MEDICAL Confidence: high