The study, which was conducted by researchers at Royal Holloway, the University of London, University College London and Oxford University, is published in the journal Evolution.

这项研究是由英国伦敦大学皇家霍洛韦学院、伦敦大学学院和牛津大学的研究人员发现的，发表在《进化》杂志上。

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One of the researchers, Jan-Emmanuel De Neve, of University College, London, and the London School of Economics, has tried to do just that, by picking a popular suspect the gene that encodes the serotonin-transporter protein, a molecule that shuffles a brain messenger called serotonin through cell membranes and examining how variants of that gene affect levels of happiness.

ECONOMIST: The genetics of happiness

Prostate cancer research director John Masters, professor of experimental pathology at University College, London, said that men of Afro-Caribbean descent are three times more likely to develop prostate cancer than the average male, while those with a father or son who has had the disease is twice as likely to be diagnosed.

BBC: NEWS | Health | 'I got fit to fight terminal cancer'

Universities should pitch in and help schools do better, says Michael Worton, vice-provost of University College London.

ECONOMIST: Reform is mooted as exam grades seem to rise inexorably