derepressed

/D EH1 R AH0 P R EH1 S T/
verb
  1. 1

    To activate a gene by the removal of a repressor

  2. 2

    To cease to repress (a belief, memory, etc.).

adjective
  1. 1

    (of a gene) activated by the removal of a repressor

Source: https://en.wiktionary.org/wiki/derepress, https://en.wiktionary.org/wiki/derepressed