instruction:
In this task, you are given a sentence. You are expected to recognize the name of gene or protein. Although there might be several correct answers, you need to write one of them.
question:
Expression and 1,4-dihydropyridine-binding properties of brain L-type calcium channel isoforms.
answer:
L-type calcium channel


question:
Nobiletin attenuates metastasis via both ERK and PI3K/Akt pathways in HGF-treated liver cancer HepG2 cells.
answer:
ERK


question:
Nicotinic-receptor potentiator drugs, huprine X and galantamine, increase ACh release by blocking AChE activity but not acting on nicotinic receptors.
answer:

AChE