On examination, the patient - derived Purkinje cells showed structural abnormalities in dendrites (the projections neurons use to take in signals) and signs of impaired development of synapses (junctions with other neurons). (sciencedaily.com)
People who eat enough of those fish can experience health problems; mercury can impair development in children, infants and fetuses. (sciencenews.org)
They found that apoE4 also impairs the development of new neurons in the hippocampus and identified drug treatments that could block these detrimental effects. (gladstone.org)