Tretinoin(Retinoic acid） is a metabolite of vitamin A that plays important roles in cell growth, differentiation, and organogenesis. Retinoic acid is a natural agonist of RAR nuclear receptors, with IC50s of 14 nM for RARα/β/γ. Retinoic acid bind to PPARβ

Pramipexole dihydrochloride hydrate is a selective dopamine D2-type receptor agonist, with Kis of 2.2 nM, 3.9 nM, 0.5 nM and 1.3 nM for D2-type receptor, D2, D3 and D4 receptors, respectively. Pramipexole dihydrochloride hydrate can be used for the resear

Tretazicar (CB 1954), an antitumor prodrug, is highly selective against the Walker 256 rat tumour line. Tretazicar is enzymatically activated to generate a bifunctional agent, which can form DNA-DNA interstrand cross-links. Tretazicar in rat cells involve

YS 49 inhibits Ang II-stimulated proliferation of VSMCs via induction of HO-1.

Y-320 is a new phenylpyrazoleanilide immunomodulator; inhibits IL-17 production by CD4 T cells stimulated with IL-15 with IC50 values of 20 to 60 nM.

XMD8-92 is highly selective ERK5/BMK1 inhibitor with Kd values of 80, 190, 600 and 890 nM for BMK1, DCAMKL2, PLK4 and TNK1 respectively ; displays selectivity over 402 diverse kinases.

XMD-17-51 is a potent NUAK1-specific NUAK1 inhibitor

XMD17-109 is a novel, specific ERK-5 inhibitor with an EC50 4.2 uM in HEK293 cells.

XL388 is a Novel Class of Highly Potent, Selective, ATP-Competitive, and Orally Bioavailable Inhibitors of the Mammalian Target of Rapamycin (mTOR).

XL228 is a protein kinase inhibitor targeting IGF1R, the Aurora kinases, FGFR1-3, ABL and SRC family kinases.

Ximelagatran is an orally active direct thrombin inhibitor.

XAV-939 selectively inhibits Wnt/β-catenin-mediated transcription through tankyrase1/2 inhibition with IC50 of 11 nM/4 nM, regulates axin levels and does not affect CRE, NF-κB or TGF-β.

Xanthine amine congener (XAC) is a non-selective adenosine receptor antagonist with Kb values of 83, 25, and 15 nM for rat PC12 cells, human platelets that endogenously express adenosine A2A receptors, and rat fat cells that endogenously express A1 recept

WZ8040 is a potent, mutant-selective, irreversible EGFRT790M inhibitor, does not inhibit ERBB2 phosphorylation (T798I) and is 100-fold less potent against wild-type EGFR.

WP1066 is a cell-permeable inhibitor of STAT3 that directs dephosphorylation and nuclear export of constitutively phosphorylated STAT.

Wnt-C59(C59) is a very potent and highly selective Wnt signaling antagonist with an IC50 ~ 74 pM in the Wnt signaling reporter assay.

Wnt Inhibitor IWP-4 is a potent inhibitor of Wnt/β-catenin signaling (IC50 = 25 nM).

WAY-316606, a specific antagonist of SFRP1, functions as an inhibitor of canonical Wnt/β-catenin signalling in the human hair bulb.

WAY-100635 is a potent, silent antagonist of 5-HT1A receptors (IC50 = 2.2 nM; Ki = 0.84 nM for rat 5-HT1A receptors). Displays 100-fold selectivity for 5-HT1A over other 5-HT subtypes. Also exhibits agonist activity at dopamine D4 receptors.

VU0357121 is a novel allosteric modulator of mGlu5 with EC50 of 33 nM.

VS-5584 (SB2343) is a potent and selective dual PI3K/mTOR inhibitor for mTOR, PI3Kα/β/δ/γ with IC50 of 3.4 nM and 2.6-21 nM, respectively.

Vorapaxar is an antagonist of the protease activated receptor-1 (PAR-1), the principal platelet thrombin receptor.

Vidofludimus(4SC-101; SC12267) is a novel immunosuppressive drug that inhibits DHODH; inhibits IL-17 secretion in vitro independently of effects on lymphocyte proliferation.

VGX-1027(GIT27) is an isoxazole compound that exhibits various immunomodulatory properties; reduce the secretion of IL-1beta, TNF-alpha and IL-10 from purified murine macrophages.

Vecuronium Bromide

Varenicline(CP 526555;Champix) is a selective α4β2 nicotinic receptor partial agonist; it stimulates nicotine receptors more weakly than nicotine itself does.

Varenicline Tartrate(CP 526555;Champix) is a nicotinic receptor partial agonist; it stimulates nicotine receptors more weakly than nicotine itself does.

Ursocholic acid, a bile acid found predominantly in bile of mammals, is an inhibitor of 7α-hydroxysteroid dehydrogenase and hepatocyte nuclear factor 1α.