Noun
lysogen (plural lysogens)
(biology) A phage that can exist as a prophage within its host organism.
Any situation where a lysogen undergoes DNA damage or the SOS response of the host is otherwise stimulated leads to induction. Source: Internet
This prophage may enter the lytic cycle when the lysogen enters a stressed condition. Source: Internet
The classic induction of a lysogen involved irradiating the infected cells with UV light. Source: Internet