Regulation of permeability across the blood-brain barrier / Alexander S. Easton -- Drug transporters at brain barriers : expression and regulation by neurological disorders / Tamima Ashraf ... [et al.] -- The blood-retina barrier : tight junctions and barrier modulation / Matthew Campbell and Peter Humphries -- The inner blood-retinal barrier : molecular structure and transport biology / Ken-Ichi Hosoya and Masanori Tachikawa -- Endothelial and epithelial barriers in graft-versus-host disease / Sam C. Nalle and Jerrold R. Turner -- Structure and regulation of intestinal epithelial tight junctions : current concepts and unanswered questions / Andrei I. Ivanov -- Polarity protein complex scribble/Lgl/Dlg and epithelial cell barriers / Wen-Hui Su ... [et al.] -- The blood-biliary barrier, tight junctions, and human liver diseases / Nikki P. Lee -- The blood-follicle barrier (BFB) in disease and in ovarian function / Michelle K.Y. Siu and C. Yan Cheng -- Physiology and pathophysiology of the epithelial barrier of the female reproductive tract : role of ion channels / Hsiao Chang Chan ... [et al.] -- The blood-epididymis barrier and human male fertility / Øvemie Dubø and Daniel G. Cyr -- Blood-tissue barriers : morphofunctional and immunological aspects of the blood-testis and blood-epididymal barriers / Luiz R. França ... [et al.] -- Gap junctions and blood-tissue barriers / Michelle W.M. Li, Dolores D. Mruk, and C. Yan Cheng -- Transcriptional regulation of cell adhesion at the blood-testis barrier and spermatogenesis in the testis / Wing-Yee Lui and C. Yan Cheng -- C-Src and c-Yes are two unlikely partners of spermatogenesis and their roles in blood-testis barrier dynamics / Xiang Xiao ... [et al.] -- Role of P-glycoprotein at the blood-testis barrier on adjudin distribution in the testis : a revisit of recent data / Linlin Su ... [et al.] -- The apical ectoplasmic specialization-blood-testis barrier functional axis is a novel target for male contraception / Ka-Wai Mok ... [et al.]