| leptin level | 0.66 | In mice, and now in people, he and others found that leptin levels did drop with starvation. | ||
| leptin receptor | 0.33 | Obese people might have a mutation in the leptin receptor, Tartaglia said. | ||
| leptin gene | 0.26 | In the current experiments, the researchers used normal young mice with the normal complement of leptin genes. |