The rapid actions of androgen on synaptic plasticity have been extensively studied.However,the underlying mechanisms remain controversial.In this study,we used mouse hippocampal neuron cell line HT22 cells as a cell r...The rapid actions of androgen on synaptic plasticity have been extensively studied.However,the underlying mechanisms remain controversial.In this study,we used mouse hippocampal neuron cell line HT22 cells as a cell research model to investigate whether Ca^(2+)/CaMKII mediates androgen rapid actions on synaptic plasticity,especially for synaptic protein PSD95 expression.Using calcium imaging,we verified incubation with 100 nmol/L testosterone for 20 min had the most significant effect on intracellular Ca^(2+)level.In addition,the depolarization of resting membrane potential after testosterone stimulation was observed by patch clamp.We found that the depolarization of resting membrane potential was to-40 mV.展开更多
文摘The rapid actions of androgen on synaptic plasticity have been extensively studied.However,the underlying mechanisms remain controversial.In this study,we used mouse hippocampal neuron cell line HT22 cells as a cell research model to investigate whether Ca^(2+)/CaMKII mediates androgen rapid actions on synaptic plasticity,especially for synaptic protein PSD95 expression.Using calcium imaging,we verified incubation with 100 nmol/L testosterone for 20 min had the most significant effect on intracellular Ca^(2+)level.In addition,the depolarization of resting membrane potential after testosterone stimulation was observed by patch clamp.We found that the depolarization of resting membrane potential was to-40 mV.
