[phantomworker]

I tried that. Maybe the article is too new. I looked up the authors. If you can give me a specific volume and issue. I can find it. Couldn't locate it from the author's name.

[neverdem]

Letter
Nature advance online publication; published online 18 January 2006 | doi:10.1038/nature04271

Empathic neural responses are modulated by the perceived fairness of others
Tania Singer1,2, Ben Seymour1, John P. O'Doherty3, Klaas E. Stephan1, Raymond J. Dolan1 and Chris D. Frith1

It's a letter, not a whole article apparently. Someone who wrote the story linked in comment 45 apparently talked to the Nature letter authors, and they discussed the nucleus accumbens activity in males.

[neverdem]

Seek and you shall find. Duh! I stumbled upon Tania Singer's link at ScienceNow Daily News, No Sympathy for the Devil. P values that were stated were between either < 0.05 or < 0.001. I'm willing to take bets that it will be replicated.

Sorry, but it's a pdf. format.

Empathic neural responses are modulated by the perceived fairness of others

The contrast images were then entered into one-sample t-tests, separately for female and male subjects, to instantiate random-effects group analyses^28,29.

voxel