A condition in which overactivity of the sebaceous glands causes the skin to become oily .
皮脂腺过分活跃导致皮肤油滑的状态。
Overactivity of the sebaceous glands causes the skin to become oily .
脂肪腺的过度分泌导致皮肤油质化.
Such overactivity methylates histones more than they should be and thus silences the genes they surround , including so-called tumour-suppressor genes whose job is to stop the uncontrolled cell growth that causes cancer .
Due to the toxin 's pharmacological effect of inhibiting acetylcholine release from presynaptic neuromuscular junctions , botulinum a toxin has been used for the treatment of spastic urethral sphincter as well as detrusor overactivity associated with both neurogenic and non-neurogenic etiologies .