The retina is a thin layer of neural tissue at the back of the eye that detects light and converts it into signals, sent to the brain. During development, all the specialized neurons in the ...
The human brain, with its unmistakable walnut-like landscape of ridges and grooves, is among the most complex structures in ...
A group of essential signaling molecules known as the Wnt pathway emerged early in the evolution of multicellular life. Scientists have been studying Wnt actions for four decades to comprehend its ...
Most primate species have a relatively large brain with a surface marked by pronounced bulges and furrows. This is not the case with common marmosets (Callithrix jacchus). The brains of these small ...
In experiments with mice, Johns Hopkins Medicine scientists report new evidence that precursors of myelin-producing cells—one of the few brain cell types that continue to be produced in the adult ...
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