It is important to check whether the strain is [rho+] or [rho-] prior to use for complementation analyses.
Biosafety Level
1
Biosafety classification is based on U.S. Public Health Service Guidelines, it is the responsibility of the customer to ensure that their facilities comply with biosafety regulations for their own country.
Respiration: uncharacterized nuclear petite genes (pet) (CE1)
Genetic petites become [rho-] at a high frequency. It is important to check whether the strain is [rho+] or [rho-] prior to use for complementation analyses.