Using a camera sensitive to near-infrared light, researchers were able to detect single transplanted tumor cells in the lung of a living mouse, the equivalent of detecting a single firefly in a space the size of a high school gym.

使用对近红外光敏感的相机，研究人员能够在活老鼠的肺部检测到单个移植的肿瘤细胞，相当于在高中体育馆大小的空间中检测到一只萤火虫。