The image shows motor neurons that have been generated from human iPSC (induced pluripotent stem cells) and integrated into a 3D-printed bioscaffold. The cells (shown in red) grow inside the ...
The scientist Stephen Hawking lived with amyotrophic lateral sclerosis (ALS), the most common type of motor neuron disease, for 55 years. He was one of the longest-surviving people with the condition.