PMK in a statement urged the police to identify the real culprits who indulged in violence and caused damage to public and private property.
Noting that ruling AIADMK Government and some "others" have been projecting PMK as the root cause even for a small incident, it appealed to its partymen to continue the protest in a peaceful manner and not to create any hardship to public.
Ramadoss was arrested after he failed to wind up a PMK function which was blamed by the government as the reason for the violence at Marakkanam in Villupuram district which was allegedly targeted against Dalits.
Anbumani was arrested from Chennai on May 3 in connection with a case filed last year.