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Phosphodiesterase 6 Inhibitors (IC50, Ki)
Structure
Compound Name
Standard Type
Standard Values (in nM)
SildenafilIC500.5 [1], 25.0 [2], 40.0 [3]
SildenafilKi50.0 [1]
TadalafilIC50980.0 [1], 1260.0 [2], 2000.0 [3], 5200.0 [4]
VardenafilIC501.0 [1], 11.0 [2]
DipyridamoleKi125.0 [1]

References
This online resource may be cited as follows
MLA
"Quest DatabasePhosphodiesterase 6 Inhibitors (IC50, Ki)." AAT Bioquest, Inc.20 Dec2025https://www.aatbio.com/data-sets/phosphodiesterase-6-inhibitors-ic50-ki.
APA
AAT Bioquest, Inc. (2025December 20). Quest DatabasePhosphodiesterase 6 Inhibitors (IC50, Ki). AAT Bioquest. https://www.aatbio.com/data-sets/phosphodiesterase-6-inhibitors-ic50-ki.
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