mdr

MDR-652 is a highly specific and efficacious agonist of nonpungent transient receptor potential vanilloid 1 (TRPV1), with Ki values of 11.4 nM and 23.8 nM for hTRPV1 and rTRPV1, respectively, and EC50s of 5.05 nM and 93 nM for hTRPV1 and rTRPV1, respectively. MDR-652 is a potent topical analgesic.

MDR-1339 (DWK-1339) is an orally active, blood-brain-barrier-permeable inhibitor of amyloid-β (Aβ) aggregation.

Elacridar (GG918) (GF120918) is an effective BCRP and P-gp (MDR-1) inhibitor.

Capreomycin sulfate (Capastat sulfate) , a cyclic peptide antibiotic, binds to the 70S ribosomal unit leading to inhibition of protein synthesis.

Sulbactam (CP45899) is a semi-synthetic beta-lactamase inhibitor. The beta-lactam ring of sulbactam irreversibly binds to beta-lactamase at or near its active site, thereby blocking enzyme activity and preventing metabolism of other beta-lactam antibiotics by the enzyme. Combining this agent with a beta-lactamase susceptible antibiotic, such as penicillins or a cephalosporin, to treat infections caused by beta-lactamase producing organisms, results in a decreased turnover rate of the beta-lactamase sensitive antibiotic and enhances its antibacterial activity.

Fosfomycin calcium (Phosphomycin calcium salt) is a blood-brain barrier penetrating, broad-spectrum antibiotic by irreversibly inhibiting an early stage in cell wall synthesis.

Benzyldodecyldimethylammonium chloride dihydrate can be used as an insecticide reagent. It can target drug-resistant bacteria, such as methicillin-resistant Staphylococcus aureus, multidrug-resistant Pseudomonas aeruginosa, etc., in a concentration-dependent manner.

Fosfomycin sodium is a bactericidal, low-molecular weight, broad-spectrum antibiotic, with putative activity against several bacteria, including multidrug-resistant Gram-negative bacteria, by irreversibly inhibiting an early stage in cell wall synthesis.

Biricodar dicitrate (VX-710) is a potent MDR inhibitor with no anticancer activity and can be used to study prostate cancer.

CCTA-1523 is an efflux function of ABCG2 inhibitor. CCTA-1523 selectively reverses ABCG2-mediated MDR in cancer cells.

Milataxel is an orally bioavailable taxane with potential antineoplastic activity. Upon oral administration, milataxel and its major active metabolite M-10 bind to and stabilize tubulin, resulting in the inhibition of microtubule depolymerization and cell division, cell cycle arrest in the G2/M phase, and the inhibition of tumor cell proliferation. Unlike other taxane compounds, milataxel appears to be a poor substrate for the multidrug resistance (MDR) membrane-associated P-glycoprotein (P-gp) efflux pump and may be useful for treating multidrug-resistant tumors. Check for active clinical trials or closed clinical trials using this agent. (NCI Thesaurus).This compound is unstable in powder form and other related salt forms are recommended.

GSK2556286 (GSK286) is an orally active inhibitor of Mycobacterium tuberculosis (M. tuberculosis), effective against multidrug-resistant (MDR), extensively drug-resistant (XDR), and drug-sensitive (DS) strains. It inhibits the growth of human macrophages with an IC50 value of 0.07 μM.

MDRTB-IN-1 (5aα) is an antibiotic effective against Mycobacterium tuberculosis H37Rv, with a MIC90 of 10.5 μM.

1. Chelidonine (Stylophorin) isolated from Chelidonium majus efficiently induced apoptosis in HeLa cells through possible alteration of p38-p53 and AKT/PI3 kinase signalling pathways. 2. Chelidonine is a promising model compound for overcoming MDR and for enhancing cytotoxicity of chemotherapeutics, especially against leukaemia cells, its efficacy needs to be confirmed in animal models. 3. Chelidonine may be a potential therapeutic agent against metastasis of invasive human cancer cells, exhibits antimigratory and antiinvasive effects in MDA-MB-231 cells, by suppressing COL-induced integrin signaling, through inhibiting the formation of the IPP complex and subsequent downregulation of IPP downstream signaling molecules, such as Akt and ERK1/2.

Ouabain octahydrate (Acocantherine) is a cardiac glycoside that inhibits Na(+)/K(+) ATPase. Ouabain octahydrate regulates transcription of MDR (increase, Pgp) and MRP (increase MRP1 and decrease CFTR, cyctic fibrosis transport receptor or cAMP-activated Cl- channel) genes, also alters localization of MRP1.

An antibiotic produced by Streptomyces fradiae.

Dofequidar fumarate (MS-209)(MS-209 fumarate), a quinoline-based compound administered orally, is known for counteracting multidrug resistance (MDR) through the inhibition of ABCB1/P-glycoprotein (P-gp) and ABCC1/MDR-associated protein 1.

8-Epidiosbulbin E acetate exhibits broad-spectrum plasmid-curing activity against multidrug-resistant (MDR) bacteria, including vancomycin-resistant enterococci.

Islatravir (MK-8591) is an effective anti-HIV-1 agent. It acts as a nucleoside reverse transcriptase inhibitor (EC50s: 0.068 nM, 3.1 nM, and 0.15 nM for HIV-1 (WT), HIV-1 (M184V), HIV-1 (MDR), respectively).

Thiocolchicine is an effective inhibitor of tubulin polymerization with an IC50 of 2.5 µM and a Ki of 0.7 µM. Thiocolchicine induces cell apoptosis. Thiocolchicine can be used as an ADC cytotoxin in ADC technology.

γ-Tocotrienol (Plastochromanol) is one of the four types of tocotrienol, a type of vitamin E. Itl is also a radioprotector, antioxidant. It shows antitumor and antihypertensive effects in vivo.

Wallichinine shows inhibitory activity on platelet aggregation caused by platelet activating factor (PAF). Wallichinine with ABCB1 presents valuable clues for the development of novel MDR reversal reagents from natural products, wallichinine can significa

5,5'-Dimethoxylariciresinol-4'-O-beta-D-glucoside is shown to effectively enhance chemosensitivity of resistant cells, which makes it may be a suitable candidate for potential multidrug resistance (MDR)-reversing agents.

NITD-304 is an anti-tuberculosis drug candidate for the treatment of multidrug-resistant tuberculosis (MDR-TB), showing effective activity against both MTB drug-sensitive and multidrug-resistant clinical isolates.

Antimalarial agent 9 is an effective antimalarial agent, a quinoline-imidazole derivative compound. antimalarial agent 9 showed significant in vitro antimalarial effects against CQ-susceptible strains (IC50-0.14 μM) and MDR strains (IC50-0.41 μM), with minimal cytotoxicity and high selectivity.

LtaS-IN-1 is an effective inhibitor of Lipoteichoic acid synthesis in multidrug-resistant (MDR) E. faecium and by altering the cell wall morphology. LtaS-IN-1 is against Enterococcus spp 28 strains with varying MIC values ranging from 0.5 μg mL to 64 μg mL. LtaS-IN-1 inhibits strain E1630 and E1590 with MIC values of 0.5 μg mL.

ABCG2-IN-2 is a potent inhibitor of ABCG2, showing favorable oral pharmacokinetic profiles in mice, and is applicable for investigating tumor multidrug resistance (MDR) and erythropoietic protoporphyria (EPP) [1].

(-)-Praeruptorin A has anti-inflammatory, anti-contractile and anti-hyperplasia activities, it exerts distinct relaxant effects on isolated rat aorta rings dependent on endothelium and nitric oxide synthesis;it also can significantly suppress airway inflammation and airway remodeling induced by ovalbumin challenge, and is a potential candidate for the treatment of asthma. (-)-Praeruptorin A resensitizes Pgp-mediated MDR (Pgp-MDR) cancer cells to cancer drugs.

Glesatinib is an orally active and potent dual inhibitor of MET/SMO. Glesatinib is also a tyrosine kinase inhibitor. It antagonizes P-glycoprotein mediated multidrug resistance (MDR) in NSCLC.

MDP1, derived from Melittin, disrupts the membrane integrity of both Gram-positive and Gram-negative bacteria, leading to bacterial death through membrane damage. This compound exhibits potent antibacterial activity against multidrug-resistant (MDR) and reference strains of S. aureus, E. coli, and P. aeruginosa [1].

AMPR-22, an antimicrobial peptide, binds to bacterial membranes to induce permeabilization and has demonstrated efficacy in a murine sepsis model induced by multidrug-resistant (MDR) strains [1].

WX-081 is an anti-tuberculosis agent that exhibits significant anti-mycobacterial effects against M. tuberculosisH37Rv and is able to act on drug-susceptible (DS-TB) mycobacteria (MIC: 0.083 μg/ml) and multidrug-resistant (MDR-TB) strains (MIC: 0.11 μ g/ml), showed inhibition of hERG channels (IC50: 1.89 μM).

DS86760016 is a highly effective inhibitor of leucyl-tRNA synthetase (LeuRS), demonstrating potent activity against multidrug-resistant (MDR) Gram-negative bacteria including Escherichia coli, Klebsiella pneumoniae, and Pseudomonas aeruginosa. Notably, DS86760016 effectively inhibits LeuRS enzymes derived from Escherichia coli, Pseudomonas aeruginosa, and Acinetobacter baumannii, exhibiting IC50 values of 0.38 μM, 0.62 μM, and 0.16 μM, respectively.

Compound 13, also known as Anti-inflammatory agent 57 and classified as a pyranocoumarin, is a natural product extracted from the roots of Peucedanum praeruptorum. This compound possesses both multidrug-resistance (MDR) reversal properties and anti-inflammatory effects [1].

Jatrophane 5 demonstrates the most powerful inhibition of P-gp, higher than R(+)-verapamil and tariquidar in colorectal multi-drug resistant (MDR) cells (DLD1-TxR).

2,5,7,8,9,14-Hexaacetoxy-3-benzoyloxy-15-hydroxyjatropha-6(17),11E-diene (Jatrophane 2 ) exhibits significant antifeedant activity against a generalist plant-feeding insect, the cotton bollworm (Helicoverpa armigera). Jatrophane 2 also demonstrates the mo

CP 100356 is a specific inhibitor of MDR1 (P-Gp), the protypical ABC transporter. The compound has low uM to nM potency for inhibiting several MDR-1 substrates (calcein-AM, digoxin) in transfected MDCKII cells.

TTT-28 is a thiazole-valine peptidomimetic and a selective ABCB1 (P-gp MDR1) inhibitor with high efficacy and low toxicity, reversing ABCB1-mediated Multidrug resistance (MDR) by selectively blocking the efflux function of ABCB1.

DprE1-IN-9 (compound B18) is an efficient, reversible inhibitor of DprE1, interacting with the enzyme's receptor cavity. It exhibits potent antimycobacterial properties, demonstrating activity against non-pathogenic H37Ra (MIC=0.18 µg mL) and pathogenic strains, including H37Rv, as well as clinical MDR and XDR isolates [1].

Annamycin is a semi-synthetic doxorubicin analogue annamycin with antineoplastic activity. Annamycin intercalates into DNA and inhibits topoisomerase II, resulting in the inhibition of DNA replication and repair and RNA and protein synthesis. This agent circumvents multidrug-resistance (MDR) transporters, including P-glycoprotein (P-gp).

P-gp Inhibitor 3, an effective P-glycoprotein (P-gp) inhibitor, activates P-gp ATPase to inhibit P-gp's efflux function. It demonstrates a relatively stronger multidrug resistance (MDR) reversal ability, thereby enhancing the anti-tumor efficacy of Paclitaxel.

XR9051 is as a potent modulator of P-glycoprotein (P-gp)-mediated multidrug resistance (MDR) following a synthetic chemistry programme based on a natural product lead compound. XR9051 was shown to be a potent inhibitor of the binding of the cytotoxic to P-glycoprotein (EC50 = 1.4 +/- 0.5 nM). XR9051 reverses the MDR phenotype through direct interaction with P-glycoprotein.

Astragaloside II (Astrasieversianin VIII) is an effective MDR reversal agent and may be a potential adjunctive agent for hepatic cancer chemotherapy. Astragaloside II also induces osteogenic activities, differentiation, proliferation, and mineralization, through the bone morphogenetic protein-2/MAPK and Smad1/5/8 pathways.

Lynronne-2, an antimicrobial peptide, exhibits activity against Gram-positive bacteria, including methicillin-resistant MRSA strains (MIC: 32-256 μg/mL), and demonstrates effectiveness in combating P. aeruginosa infections [1].

Disermolide is a polyketide natural product found to stabilize microtubules. Disermolide was found to be a potent inhibitor of tumor cell growth in several MDR cancer cell lines.

Dexverapamil is the R-enantiomer of the calcium channel blocker verapamil. Dexverapamil competitively inhibits the multidrug resistance efflux pump P-glycoprotein (MDR-1), thereby potentially increasing the effectiveness of a wide range of antineoplastic drugs which are inactivated by MDR-1 mechanisms.

Q-203 Ditosylate, also known as Q-203, is a mycobacterium tuberculosis protein potentially for the treatment of tuberculosis. The optimized IPA compound Q203 inhibited the growth of MDR and XDR M. tuberculosis clinical isolates in culture broth medium in

Sulbactam sodium (CP-45899-2) (Unasyn) is an irreversible β-lactamase inhibitor.

Isopimaric acid is active against MDR and MRSA strains of S. aureus which are becoming increasingly resistant to antibiotics, the minimum inhibitory concentrations (MIC) are 32-64 microg/mL . Isopimaric acid is also possible that an antagonistic interacti

Vincristine binds to tubulin and inhibits the formation of microtubules, thereby inhibiting mitosis of the cancer cell. Vincristine can be used as a microtubule-destabilizing agent for research on the treatment of hematologic cancers, such as leukemia and

Cabazitaxel (taxoid XRP6258) is a taxane and antineoplastic agent which is currently used in the therapy of castration-resistant metastatic prostate cancer after failure of docetaxel.