PD-1/PD-L1 inhibitor 2 is reported to prevent the interaction of PD-L1 with PD-1 with an IC50 value of 18 nM,a useful compound immunomodulator compound.

PD-1/PD-L1 inhibitor 1 is a PD-1/PD-L1 interaction inhibitor,IC50 values: 0.006-0.10 μM,a useful immunomodulator compound.

PD0325901 (PD325901) is selective and non ATP-competitive MEK inhibitor with IC50 of 0.33 nM.

PD 404182 is a high affinity inhibitor of KDO 8-P synthase (Ki = 26 nM). Also inhibits dimethylarginine dimethylaminohydrolase 1 (DDAH1). Exhibits antiangiogenic and antiviral activity in vitro. Putative antibiotic against gram-negative bacteria.

PD 153035(AG-1517) is an ultra-potent inhibitor of epidermal growth factor receptor tyrosine kinase (EGFRK), with an IC50 of 25 pM.

PD 150606 is a selective, cell-permeable non-peptide calpain inhibitor (Ki values for ν and m-calpains are 0.21 and 0.37 μM respectively).

p-Cresol glucuronide is a metabolite of p-cresol, a uremic toxin formed by bacterial fermentation of proteins in the large intestine. It is formed from p-cresol primarily by the UDP-glucuronosyltransferase (UGT) isoform UGT1A6, but also by UGT1A9, in huma

PCI-32765 (Ibrutinib) is a potent and highly selective Btk inhibitor with IC50 of 0.5 nM.

PCI 29732 is a selective and irreversible Btk inhibitor with IC50 of 8.2 nM in a FRET based biochemical enzymology assay.

PBTZ169 is a decaprenyl-phosphoribose-epimerase (DprE1) inhibitor.

PBIT is a potent, cell-permeable inhibitor of Jumonji histone demethylase (JHDM). Innhibits JARID1B (also known as KDM5B or PLU1) with an IC₅₀ of about 3 μm in vitro.

Pazopanib Hcl (GW-786034) is a novel multi-target inhibitor of VEGFR1, VEGFR2, VEGFR3, PDGFR, FGFR, c-Kit and c-Fms with IC50 of 10 nM, 30 nM, 47 nM, 84 nM, 74 nM, 140 nM and 146 nM, respectively.

Parthenolide is a sesquiterpene lactone from the plant feverfew (T. parthenium).

Paroxetine hydrochloride hemihydrate is a antidepressant agents known as selective serotonin-reuptake inhibitors (SSRIs).

Pardoprunox(SLV-308) is a novel partial dopamine D2 and D3 receptor agonist and serotonin 5-HT1A receptor agonist; D2 (pKi = 8.1) and D3 receptor (pKi = 8.6) partial agonist (IA = 50% and 67%, respectively) and 5-HT1A receptor (pKi = 8.5) full agonist (IA

Panobinostat(LBH-589) is a broad-spectrum HDAC inhibitor; low nanomolar concentrations (IC50=5-20 nM) of LBH589 induced cell-cycle arrest, apoptosis, and histone (H3K9 and H4K8) hyperacetylation in MOLT-4 and Reh cell.

Palovarotene (R-667, RO-3300074) is a selective retinoic acid receptor gamma(RAR-γ) agonist for the treatment of emphysema.

Palomid 529 (P529) is a novel potent inhibitor of both the mTORC1 and mTORC2 complexes with a GI50 of <35 μM in the NCI-60 cell lines panel; reduces phosphorylation of pAktS473, pGSK3βS9, and pS6 but no effect observed on pMAPK or pAktT308.

Palbociclib isethionate(PD-0332991 isethionate) is a highly specific inhibitor of Cdk4 (IC50=11 nM) and Cdk6 (IC50=16 nM), having no activity against a panel of 36 additional protein kinases.

Palbociclib is an oral, small molecule cyclin-dependent kinase 4/6 (CDK4/6) inhibitor, now in Phase 3 clinical development for advanced breast cancer.

Palbociclib (PD-0332991) is an orally available pyridopyrimidine-derived cyclin-dependent kinase (CDK) inhibitor with potential antineoplastic activity.

Paclitaxel is a microtubule polymer stabilizer with IC50 of 0.1 pM in human endothelial cells.

PAC-1 is a potent procaspase-3 activator with EC50 of 0.22 μM and the first small molecule known to directly activate procaspase-3 to caspase-3.

p38-α MAPK-IN-1 is an inhibitor of MAPK14 (p38-α), with IC50 of 2300 nM in EFC displacement assay, and 5500 nM in HTRF assay.

P22077 is a potent inhibitor of ubiquitin-specific protease (USP) 7 (EC50=8.6 uM), P22077 also inhibits the closely related deubiquitinase (DUB) USP47.

P005672 is a phase II drug for antibacterial/anti-inflammatory acne treatment.

P005091(P5091) is a selective and potent inhibitor of ubiquitin-specific protease 7 (USP7) with EC50 of 4.2 μM.

Ozanimod is a potent and selective S1P1 and S1P5 receptor agonist with EC50s of 410±160 pM and 11±4.3 nM in [35S]-GTPγS binding, respectively.

Ozanimod (RPC1063) is a selective S1P1R modulator

Oxaliplatin is a second generation potent platinum-based anti-neoplastic agent that is believed to form inter- and intrastrand DNA adducts which activate signaling pathways culminating in apoptosis. The development of Oxaliplatin was inspired from the eff