This is not just a rat trick: These experiments have been replicated in a wide variety of mammals, and humans who sustain damage to the ventromedial hypothalamus (usually from a tumor of the adjacent pituitary gland) will also increase their food intake and become obese. (scientificamerican.com)
The researchers, including Stanford's Schnitzer, used the same microscopic technique as Dulac's team but implanted the lens in the ventromedial hypothalamus, an evolutionarily ancient structure involved in social behavior. (sciencedaily.com)
«This area of the brain, the ventromedial hypothalamus, is a primitive, ancient region. (sciencedaily.com)