Uberon definition : The border region surrounding the spleen B cell follicles and the periarteriolar lymphoid
sheath that separates it from the marginal zone that mediates lymphocyte entry into
the white pulp from the blood;
The border region surrounding the spleen B cell follicles and the periarteriolar lymphoid
sheath that separates it from the marginal zone that mediates lymphocyte entry into
the white pulp from the blood