Like the knights of old, Pigs are often highly regarded for their chivalry and pureness of heart, and will often sacrifice their own well-being for the greater good.

属猪的人像古老的骑士，往往因为他们的骑士精神和纯洁的心受到好评，而且经常会为了更伟大的福祉而牺牲自己的幸福。

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There were no significantly differences in the relative weight of heart lung + trachea between wild boars and landrace pigs.

野猪的心、肺+气管相对体重均高于长白猪的相应指标，但差异不显著。

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There were no significantly differences in the relative weight of heart, lung + trachea between wild boars and Landrace pigs.

野猪的心、肺+气管相对体重均高于长白猪的相应指标，但差异不显著。

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About half of U.S. slaughterhouses render pigs unconscious by applying electrical prods near the head and heart of the pigs.

WSJ: What China Can Learn From America's Hot Dogs

The researchers said they treated the rats and pigs immediately after a heart attack.

WSJ: Nanotechnology Holds Promise for Heart Patients

The scientists mixed it with the VEGF and injected the combination into the hearts of two groups of test animals, rats and pigs, in which they had induced heart attacks. (Pig hearts bear significant similarities to human ones.) In both cases, instead of being washed away, the VEGF stayed on the lattice and slowly got released over several weeks.

WSJ: Nanotechnology Holds Promise for Heart Patients