3. Antagonistic relation between contraction and regeneration a. Data from spontaneously healing wounds b. Blocking of contraction using scaffolds c. Isolation of contraction during island' grafting d. scar formation vs inhibition of contraction e. Contraction during impaired healing3. Antagonistic relation between contraction and regeneration a. Data from spontaneously healing wounds b. Blocking of contraction using scaffolds c. Isolation of contraction during “island” grafting d. Scar formation vs inhibition of contraction e. Contraction during impaired healing