New Delhi, Nov 23 (IANS): The Indian man, who had travelled to Liberia and got infected with Ebola but cured, continues to be symptom free and his tests for the killer virus have been found negative, an official statement said Saturday.

"The 26-year-old male, Indian, who had undergone Ebola treatment in Liberia, is presently quarantined at Airport Health Organization Quarantine Centre, New Delhi," the statement said.

"His urine and saliva samples were tested at National Centre for Disease Control Nov 21 and have been found negative for Ebola Virus," it added.

Union Health and Family Welfare Secretary Lov Verma held a video conference with principal secretaries, health, of states and union territories to discuss measures against the disease.

"The need to strengthen surveillance at ports and airports was emphasized. States were informed that central teams would again be visiting designated ports and airports to review the passenger screening," the statement added.