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.

Low incidence of paradoxical platelet activation by glycoprotein IIb/IIIa inhibitors.
glycoprotein IIb/IIIa

CCAAT/Enhancer-binding protein-homologous protein sensitizes to SU5416 by modulating p21 and PI3K/Akt signal pathway in FRO anaplastic thyroid carcinoma cells.
p21

Isoform-specific inhibition of L-type calcium channels by dihydropyridines is independent of isoform-specific gating properties.

L-type calcium channels

