Based on his findings, Herzig believes that brown fat may originate from a mother cell of adipose tissue that by default tends to make white fat.
根据他的调查结果，赫齐格认为，棕色脂肪可能源自脂肪组织母细胞，默认情况下产生白色脂肪。
“Brown fat is one of the body’s natural defenses against obesity, ” said cell biologist Bruce Spiegelman of Harvard Medical School, who co-authored the paper published Wednesday in Nature.
“灰色脂肪是一种人类抵御肥胖的一种天然保护，”哈佛医学院的细胞生物学家Bruce Spiegelman说，他也是周四发表在Nature上的那篇文章的作者之一。
kajimura-ebat-11The fat is brown because it contains extra blood vessels and mitochondria, the energy factories of the cell.
这种脂肪细胞因为有更多的血管和具有细胞能量工厂之称的线粒体，所以看起来是灰色的。
"What we show in this paper is kind of a big shock. We show that brown fat is derived from a muscle-like cell, and that brown fat and white fat are completely different," he said.
“我们在这篇文章中发表的是一个大发现，我们发现褐色脂肪来源于一种肌肉样细胞，与褐色脂肪和白色脂肪截然不同，”他说。
"What we show in this paper is kind of a big shock. We show that brown fat is derived from a muscle-like cell, and that brown fat and white fat are completely different," he said.
“我们在这篇文章中发表的是一个大发现，我们发现褐色脂肪来源于一种肌肉样细胞，与褐色脂肪和白色脂肪截然不同，”他说。
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