A teenager was left seriously injured after being stabbed on the Marquess Estate in Canonbury last week.
Police and medics were called to Arran Walk at 9.30pm on Thursday and found the 17-year-old with a knife wound to his thigh.
He was taken to hospital with serious injuries but was said to be stable.
Police are investigating the attack and retain an open mind as to the motive.
No arrests have been made.
Anyone who witnessed the stabbing or has information can call the Central North Command Unit on 101, tweet @MetCC or call Crimestoppers anonymously on 0800 555 111.
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