. "Any process that activates or increases the frequency, rate or extent of mitochondrial outer membrane permeabilization." . . . "positive regulation of mitochondrial outer membrane permeabilization" . "activation of mitochondrial outer membrane permeabilization" . "activation of MOMP" . "positive regulation of MOMP" . "up regulation of mitochondrial outer membrane permeabilization" . "up regulation of MOMP" . "up-regulation of mitochondrial outer membrane permeabilization" . "up-regulation of MOMP" . "upregulation of mitochondrial outer membrane permeabilization" . "upregulation of MOMP" . .