cytoskeleton
The cytoskeleton helps: * Hold the GABA\(_A\) receptor in the correct place on the cell membrane * Keep it near the synapse, where GABA is released * Prevent the receptor from freely drifting around the membrane * Organize and stabilize the receptor
normal volunteers
means healthy study participants who do not have panic disorder or another relevant psychiatric condition.
yohimbine
Yohimbine typically triggers or worsens anxiety rather than treating it, acting as a pharmacological stressor that increases noradrenergic (norepinephrine) activity.