Table 1.

Enhanced PAL Activity and Lignin Levels in pap1-D Plants

PAL Activity
(mkat/g FW)a
Stem
COMTb Activity
(mkat/g FW)
Stem
CCOMTc Activity
(pkat/g FW)
Stem
Lignin Compostion
PlantTotal G
(μmol/g)
Total S
(μmol/g)
Total G and S
(μmol/g)
S/G
Wild type30.544.250.421.62.524.10.12
pap1-D70.344.460.630.65.035.60.16
  • a FW, fresh weight; kat, katal.

  • b COMT, caffeic acid O-methyltransferase.

  • c CCOMT, caffeoyl-CoA O-methyltransferase.