Luminal CD4? T cells penetrate gut epithelial monolayers and egress from lamina propria to blood circulation.
Nemoto Y, Kanai T, Shinohara T, Ito T, Nakamura T, Okamoto R, Tsuchiya K, Lipp M, Eishi Y, Watanabe M. Luminal CD4? T cells penetrate gut epithelial monolayers and egress from lamina propria to blood circulation. Gastroenterology. 2011 Dec; 141(6):2130-2139.e11.