RT Journal Article SR Electronic T1 Paracellular Channels! JF Science JO Science FD American Association for the Advancement of Science SP 62 OP 62 DO 10.1126/science.285.5424.62 VO 285 IS 5424 A1 Wong, Vivian A1 Goodenough, Daniel A. YR 1999 UL http://science.sciencemag.org/content/285/5424/62.abstract