DNA/RNA Synthesis Inhibitor

Docosanoic acid-d₄ (Behenic acid-₄) is deuterium labeled Docosanoic acid (HY-W013049). Docosanoic acid (Behenic acid) is a long-chain saturated fatty acid. Docosanoic acid inhibits the double-stranded DNA (dsDNA) binding activity of p53 DNA binding domain, with a K_d of 12 nM. Docosanoic acid has low bioavailability and can increase cholesterol in humans.

TH588 hydrochloride is a highly selective human MTH1 inhibitor (IC₅₀=5 nM) with additional microtubule-targeting properties. TH588 hydrochloride interferes with mitotic progression, induces genomic 8-oxodG formation, DNA damage and cell cycle arrest, and exhibits significant cytotoxicity. Combined with phenethyl isothiocyanate, TH588 hydrochloride enhances ROS-mediated effects and effectively inhibits the growth of visceral metastases of malignant melanoma in mice. TH588 hydrochloride is widely applicable to research related to cancers, pancreatic cancer, leukemia, lymphoma, malignant melanoma and lung cancer.

Nadifloxacin (Standard) is the analytical standard of Nadifloxacin (HY-B0506). This product is intended for research and analytical applications. Nadifloxacin (OPC7251) is a broad-spectrum quinolone antibiotic. Nadifloxacin inhibits bacterial DNA gyrase and topoisomerase IV, interfering with DNA replication. It also suppresses the production of proinflammatory cytokines (such as IL-1α, IL-6, and IL-8). Nadifloxacin exhibits antibacterial activity against various pathogens, including Propionibacterium acnes and Staphylococcus aureus. Nadifloxacin also exhibits anti-inflammatory activity. Nadifloxacin can be used in the research of skin infections such as acne vulgaris, folliculitis, and impetigo.

Nadifloxacin-d₅ (OPC7251-d₅) is deuterium labeled Nadifloxacin (HY-B0506). Nadifloxacin (OPC7251) is a broad-spectrum quinolone antibiotic. Nadifloxacin inhibits bacterial DNA gyrase and topoisomerase IV, interfering with DNA replication. It also suppresses the production of proinflammatory cytokines (such as IL-1α, IL-6, and IL-8). Nadifloxacin exhibits antibacterial activity against various pathogens, including Propionibacterium acnes and Staphylococcus aureus. Nadifloxacin also exhibits anti-inflammatory activity. Nadifloxacin can be used in the research of skin infections such as acne vulgaris, folliculitis, and impetigo.

Daunorubicin (hydrochloride) (Standard) is the analytical standard of Daunorubicin (hydrochloride). This product is intended for research and analytical applications. Daunorubicin (Daunomycin) hydrochloride is a topoisomerase II inhibitor with potent anti-tumor activity. Daunorubicin hydrochloride inhibits DNA and RNA synthesis. Daunorubicin hydrochloride is a cytotoxin that inhibits cancer cell viability and induces apoptosis and necrosis. Daunorubicin hydrochloride is also an anthracycline antibiotic. Daunorubicin hydrochloride can be used in the research of infection and variety of cancers, including leukemia, non-Hodgkin lymphomas, Ewing's sarcoma, Wilms' tumor.

Arecaidine-propargyl ester is a selective M2 muscarinic receptor agonist with blood-brain barrier permeability, with a pK_i of 5.91 for hm1, 7.06 for hm2, 6.07 for hm3, 6.01 for hm4, and 6.03 for hm5. Arecaidine-propargyl ester stimulates central and peripheral muscarinic receptors. Arecaidine-propargyl ester increases intracellular ROS, induces DNA damage and Apoptosis, and upregulates the expression of MnSOD and SIRT1. Arecaidine-propargyl ester reduces sympathetic nerve outflow, induces dose-dependent hypotension, and triggers negative chronotropic effects at high peripheral doses. Arecaidine-propargyl ester can be used in research related to Alzheimer's disease and glioblastoma.

Tezacitabine (Standard) is the analytical standard of Tezacitabine (HY-106014). This product is intended for research and analytical applications. Tezacitabine is a cytostatic and cytotoxic antimetabolite and a nucleoside analogue. Tezacitabine irreversibly inhibits the ribonucleotide reductase and interferes with DNA replication and repair. Tezacitabine effectively induces cells apoptotic. Tezacitabine has the potential for leukemias and solid tumors (carcinomas) treatment.

Pyridostatin hydrochloride (Standard) is the analytical standard of Pyridostatin hydrochloride (HY-15176A). This product is intended for research and analytical applications. Pyridostatin (RR82) hydrochloride is a G-quadruplex DNA stabilizing agent (K_d=490 nM) and can target DNA and RNA G4s in cells. Pyridostatin hydrochloride promotes growth arrest in human cancer cells by inducing replication- and transcription-dependent DNA damage. Pyridostatin hydrochloride targets the proto-oncogene Src. Pyridostatin hydrochloride reduced SRC protein levels and SRC-dependent cellular motility in human breast cancer cells.

TH588 (Standard) is the analytical standard of TH588. This product is intended for research and analytical applications. TH588 is first-in-class nudix hydrolase family inhibitor that potently and selectively engage and inhibit the MTH1 (IC50= 5 nM).

DNA gyrase/Topo IV-IN-2 (Compound AK19) is an antibacterial agent with IC₅₀ values of 0.783 μM and 7.136 μM against E. coli DNA gyrase and topoisomerase IV, respectively. DNA gyrase/Topo IV-IN-2 exhibits broad-spectrum antibacterial efficacy against both Gram-positive and Gram-negative pathogens. DNA gyrase/Topo IV-IN-2 can inhibit the biofilms of B. subtilis and MRSA, with an MIC of 1.9 μM against both B. subtilis and MRSA. DNA gyrase/Topo IV-IN-2 can be used in research related to anti-drug-resistant bacterial drugs.

Crisnatol (Standard) is the analytical standard of Crisnatol. This product is intended for research and analytical applications. Crisnatol (BWA770U) is an orally active and anticancer agent, and a member of the arylmethylaminopropanediol class of DNA intercalators. Crisnatol shows in vitro cytotoxicity against human breast cancer cells, but not normal human skin fibroblasts.

Pefloxacin mesylate (Standard) (Pefloxacinium mesylate (Standard)) is the analytical standard of Pefloxacin mesylate (HY-B0147A). This product is intended for research and analytical applications. Pefloxacin (Pefloxacinium) mesylate is a broad spectrum antibiotic. Pefloxacin blocks DNA replication by inhibiting DNA gyrase. Pefloxacin mesylate inhibits DNA relaxation catalyzed by topoisomerase I with an IC₅₀ of 45 μg/mL. Pefloxacin mesylate exhibits antibacterial activity against Escherichia coli, Pseudomonas aeruginosa, and Bacteroides fragilis with MIC₉₀s of 0.12, 4, and 16 mg/L, respectively. Pefloxacin mesylate has anti-Plasmodium yoelii infection activity. Pefloxacin mesylate increase UVA-induced edema and immunesuppression. Pefloxacin mesylate can be used for infection studies.

Atractylodin (Standard) is the analytical standard of Atractylodin. This product is intended for research and analytical applications. Atractylodin (Atractydin) is an orally active active ingredient obtained from the rhizome of Atractylodes lancea and A. chinensis. Atractylodin is a natural insecticide. Atractylodin has anti-inflammatory activity.

Idarubicin (hydrochloride) (Standard) is the analytical standard of Idarubicin (hydrochloride). This product is intended for research and analytical applications. Idarubicin hydrochloride is an anthracycline antileukemic agent. It inhibits the topoisomerase II interfering with the replication of DNA and RNA transcription. Idarubicin hydrochloride inhibits the growth of bacteria and yeasts.

Enoxacin-d₈ (hydrate) is deuterium labeled Enoxacin. Enoxacin (AT 2266), a fluoroquinolone, interferes with DNA replication and inhibits bacterial DNA gyrase (IC₅₀=126 μg/ml) and topoisomerase IV (IC₅₀=26.5 μg/ml). Enoxacin is a miRNA processing activator and enhances siRNA-mediated mRNA degradation and promotes the biogenesis of endogenous miRNAs. Enoxacin has potent activities against gram-positive and -negative bacteria. Enoxacin is a cancer-specific growth inhibitor that acts by enhancing TAR RNA-binding protein 2 (TRBP)-mediated microRNA processing.

(R)-Adibelivir ((R)-IM-250) is a blood-brain barrier-permeable HSV helicase-primase inhibitor. (R)-Adibelivir specifically inhibits the activity of the HSV UL5-UL52-UL8 helicase-primase complex. (R)-Adibelivir affects viral reactivation and significantly reduces the reactivation capacity of latent neuronal HSV reservoirs. (R)-Adibelivir can be used in studies related to herpes simplex virus infection, herpes encephalitis, neonatal herpes, and other related conditions.

NusB-NusE interaction IN-1 is a NusB-NusE protein-protein interaction inhibitor and growth inhibitor with a Bacillus subtilis IC₅₀ of 6.1 μM.NusB-NusE interaction IN-1 inhibits growth of Gram-positive Bacillus subtilis.NusB-NusE interaction IN-1 inhibits growth of Gram-negative Escherichia coli.

Amotosalen hydrochloride (Standard) (S-59 (Standard)) is the analytical standard of Amotosalen (hydrochloride) (HY-107004A). This product is intended for research and analytical applications. Amotosalen hydrochloride (S-59) is a light-activated, DNA-, RNA-crosslinK_ing psoralen compound, which is used to neutralise pathogens. Light-activated Amotosalen binds and permanently crosslinks DNA, preventing replication and thus stopping proliferation of donor T cells. Amotosalen can be used for the study of blood system pathogen reduction technology and graft-versus-host disease (GVHD).

MSRV-IN-1 (Compound M3) is an inhibitor targeting aquatic rhabdoviruses (such as MSRV, SVCV and IHNV). Its IC₅₀ values for inhibiting MSRV, SVCV and IHNV are 0.92 μM, 2.92 μM and 2.78 μM respectively. MSRV-IN-1 does not act directly on the virions but rather inhibits viral replication by altering the cell cycle arrest state in the S phase induced by the virus and disrupting the viral replication environment. When administered intraperitoneally at a dose of 20 mg/kg, MSRV-IN-1 can significantly increase the survival rate of largemouth bass infected with MSRV by 35.98% and reduce the viral loads in the liver, spleen and kidney. MSRV-IN-1 can be used in the research of diseases related to rhabdoviruses in aquaculture.

K22 is an anti-Coronaviral compound. K22 reduces double-stranded RNA. K22 displays antiviral activity beyond the Coronavirinae subfamily, namely against nidoviruses of the Torovirinae subfamily (EToV and WBV) and members of the Arteriviridae family (PRRSV, EAV). K22 displays antiviral activity against HCoV-229E.