T-helper cell activation
References:
1-helper T cell
-https://www.britannica.com/science/he...
2-T-cell activation
-https://www.immunology.org/public-inf...
3- T-cell activation
https://www.osmosis.org/learn/T-cell_...
4-Helper T Cells and Lymphocyte Activation
https://www.ncbi.nlm.nih.gov/books/NB...
5-CD4+T Cells: Differentiation and Functions
https://www.hindawi.com/journals/jir/...
6-Antigen
• Antigen
7-Phagocytosis
• phagocytosis