dendritic spine plasticity

β-secretase inhibition prevents structural spine plasticity deficits in AppNL-G-F mice

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Researchers tested whether a drug that blocks BACE1 (an enzyme involved in Alzheimer’s disease) could protect nerve cell connections in a mouse model of Alzheimer’s disease. They found that at high doses, the drug significantly improved the formation of new dendritic spines (connection points between neurons) and restored synaptic activity to near-normal levels. These findings suggest that using BACE1 inhibitors early in Alzheimer’s disease development, before widespread neuronal damage occurs, might help prevent cognitive decline.

Rac1/PAK1 signaling contributes to bone cancer pain by regulation dendritic spine remodeling in rats

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Researchers studied how bone cancer pain develops in rats and found that a specific cellular signaling pathway called Rac1/PAK1 plays a key role. When tumors grow in bone, this pathway becomes overactive and causes changes in nerve cell structures called dendritic spines, which leads to increased pain sensitivity. By blocking this pathway with a drug called NSC23766, scientists were able to reduce pain and reverse the harmful changes to nerve cells, suggesting a new potential treatment approach for cancer patients suffering from bone pain.

Research Topic: dendritic spine plasticity

β-secretase inhibition prevents structural spine plasticity deficits in AppNL-G-F mice

Rac1/PAK1 signaling contributes to bone cancer pain by regulation dendritic spine remodeling in rats