‘Paradigm shift’ hailed in treatment of lung cancer

Tests showed new generation of drug that frees immune system to attack devastating form of lung cancer doubled life expectancy of certain patients

A drug that frees the immune system to attack a devastating form of lung cancer has been shown to double the life expectancy of a targeted group of patients.

Nivolumab is one of new generation of immunotherapy drugs that release cancer-applied brakes on the immune system called “checkpoints”. The results, from an international trial involving patients who had already been treated for the most common form of lung cancer, were described by one expert as a “paradigm shift”.

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Taliban leaders in Bergdahl trade to see travel bans extended, says US official

Obama administration has been working with Qatar to prolong restrictions for six months, officials previously said, as lawmakers warn of a security threat

Related: One of ‘Taliban Five’ in Bowe Bergdahl swap allegedly returned to militancy

Qatar has agreed to temporarily extend travel bans on five senior Taliban leaders who were released last year from Guantánamo Bay in exchange for Sergeant Bowe Bergdahl, a senior US official said on Sunday.

Related: Bowe Bergdahl’s home town left bewildered by backlash against its hero

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Australia to be quizzed on climate policy at UN meetings in Germany

Australia will have to up its game, Oxfam says, when its carbon emission reduction policies come under the spotlight on Thursday

Australia will be quizzed on its carbon emission reduction policies during United Nations climate change meetings in Germany this week.

The 10-day meetings in Bonn are part of negotiations in the lead-up to December’s climate change conference in Paris, where all countries are hoping to sign an agreement to cut carbon pollution.

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At least 2,600 reportedly killed in Egypt following overthrow of Mohamed Morsi

Egypt’s National Council for Human Rights claims holding cells at police stations are filled to 400% capacity and prisons to 160%

At least 2,600 people have been killed in violence in the 18 months after the military overthrew Egypt’s president in 2013, nearly half of them supporters of the Mohamed Morsi, the head of a state-sanctioned rights body has said.

Mohammed Fayeq, head of the National Council for Human Rights, said on Sunday that the dead included 700 policemen and 550 civilians who were killed in the period between 30 June 2013 and 31 December 2014.

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