TABLE 1

β-cells of Cx36−/− mice are not connected by gap junctions

GenotypeJunctional regions*Type of junction
Gap junctions
TightTight + gapGapWith tight junctionsAlone
Cx36+/+77 (120)314066849
Cx36+/30 (50)101821620
Cx36−/−109 (155)1090000
  • Data are n of junctional regions (n of β-cell membranes examined).