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Table 3 Transcript expression

From: Expression of connexins in human preimplantation embryos in vitro

  PN 2 cell 4 cell 8 cell Blastocyst
Gene 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3
β actin + + + + + + + + + + + + + + +
Cx26 - - - - - - - - - + - - - - -
Cx31 + + - - + + + + + + + - + - +
Cx32 - - - - - - - - - - - - - - -
Cx40 - - - - - - - - - - - - - - -
Cx43 + + + + - + - + - + + + + + +
Cx45 - + - + - - - + - - - - - - -
  1. Expression of β actin, connexins 26, 31, 32, 40, 43 and 45 in cDNAs amplified from three individual embryos (1,2,3) at the pronucleate (PN), 2-cell, 4-cell, 8-cell, and blastocyst stages of development. + denotes trancript detected, – denotes transcript not detected.