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DNA Regulation / Transcription
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ALX-350-017 Revised 18-Nov-08
Fumonisin B1
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PRODUCT LINE Natural Products / Antibiotics
PRODUCT CATEGORY Natural Products - Other Tumor Promoters
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ALX-350-017-M001   1 mg 60.00 USD Add To Cart
ALX-350-017-M005   5 mg 245.00 USD Add To Cart
Product Specification
FORMULA: C34H59NO15
MW: 721.8
CAS NUMBER: 116355-83-0
MERCK INDEX: 14: 4289
RTECS: TZ8350000
SOURCE/HOST: Isolated from Fusarium moniliforme.
PURITY: ~98% (TLC)
APPEARANCE: White to off-white powder.
SOLUBILITY: Soluble in water (10mg/ml), methanol (5mg/ml), DMSO (20mg/ml) or acetonitrile.
SHIPPING: AMBIENT
LONG TERM STORAGE: -20°C
HAZARD: MAY BE MUTAGENIC. MAY BE TERATOGENIC. MAY BE CARCINOGENIC. HARMFUL.

Product Description
Mycotoxin. Induces DNA damage in the liver and cancer. Inhibitor of sphingosine biosynthesis. Induces apoptosis. Activates Akt (protein kinase B; PKB), which leads to increased survival, inhibition of GSK-3β activity and post-translational stabilization of cyclin D1.
Product Specific Literature References
Inhibition of sphingolipid biosynthesis by fumonisins. Implications for diseases associated with Fusarium moniliforme: E. Wang, et al.; J. Biol. Chem. 266, 14486 (1991) Abstract; Full Text
Fumonisin B1 inhibits sphingosine (sphinganine) N-acyltransferase and de novo sphingolipid biosynthesis in cultured neurons in situ: A.H. Merrill Jr., et al.; J. Biol. Chem. 268, 27299 (1993) Abstract; Full Text
Biological activities of fumonisins, mycotoxins from Fusarium moniliforme, in jimsonweed (Datura stramonium L.) and mammalian cell cultures: H.K. Abbas, et al.; Toxicon 31, 345 (1993) Abstract
Fumonisins and Alternaria alternata lycopersici toxins: sphinganine analog mycotoxins induce apoptosis in monkey kidney cells: H. Wang, et al.; PNAS 93, 3461 (1996) Abstract
A potential mechanism for fumonisin B(1)-mediated hepatocarcinogenesis: cyclin D1 stabilization associated with activation of Akt and inhibition of GSK-3beta activity: D. Ramljak, et al.; Carcinogenesis 21, 1537 (2000) Abstract
Implications of apoptosis for toxicity, carcinogenicity, and risk assessment: fumonisin B(1) as an example: Y.P. Dragan, et al.; Toxicol. Sci. 61, 6 (2001), Review Abstract
Fumonisin B(1): oxidative status and DNA damage in rats: A.M. Domijan, et al.; Toxicology 232, 163 (2007) Abstract
Further Categories Containing This Product:
Akt [PKB] / Related Products • Sphingolipids & Glycosphingolipids Other Products • Carcinogens & Tumor Promoters Other Products • Mycotoxins • DNA Damage & Repair Other Products • Natural Products - Apoptosis Inducers & Inhibitors
 
 
ALX-350-115 Revised 21-Feb-08
Fusicoccin
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PRODUCT LINE Natural Products / Antibiotics
PRODUCT CATEGORY Natural Products - Plant Research Reagents
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ALX-350-115-MC05   0.5 mg 70.00 USD Add To Cart
ALX-350-115-M001   1 mg 120.00 USD Add To Cart
Product Specification
FORMULA: C36H56O12
MW: 680.8
CAS NUMBER: 20108-30-9
SOURCE/HOST: Isolated from fungus Fusicoccum amygdali.
PURITY: ≥90% (HPLC)
APPEARANCE: White to off-white crystalline solid.
SOLUBILITY: Soluble in acetone, 100% ethanol, methanol, chloroform or ethyl acetate; practically insoluble in water.
SHIPPING: AMBIENT
LONG TERM STORAGE: -20°C
HAZARD: TOXIC.

Product Description
Diterpene glucoside with numerous effects on plants. Induces H+ extrusion from plant cells by 14-3-3-dependent activation of the plasma membrane H+-ATPase. Stimulates cell enlargement, ion uptake, seed germination, opening the stomata, etc. Markedly reduces the cell’s capability for H2O2 scavenging.
Product Specific Literature References
Fusicoccin - a key to multiple 14-3-3 locks?: A.H. De Boer; Trends Plant Sci. 2, 20 (1997)
Fusicoccin binding to its plasma membrane receptor and the activation of the plasma membrane H(+)-ATPase. IV. Fusicoccin induces the association between the plasma membrane H(+)-ATPase and the fusicoccin receptor: C. Olivari, et al.; Plant Physiol. 116, 529 (1998) Abstract
Cytoskeletal inhibitors suppress the stomatal opening of Vicia faba L. induced by fusicoccin and IAA: R.F. Huang, et al.; Plant Sci. 156, 65 (2000) Abstract
Inhibition of catalase activity as an early response of Arabidopsis thaliana cultured cells to the phytotoxin fusicoccin: N. Beffagna & I. Lutzu; J. Exp. Bot. 58, 4183 (2007) Abstract
General Literature References
Fusicoccin: a tool in plant physiology: E. Marre; Ann. Rev. Plant Physiol. 30, 273 (1979), (Review)
Fusicoccin receptors: perception and transduction of the fusicoccin signal: P. Aducci et al.; J. Exp. Bot. 46, 1463 (1995), (Review)
Fusicoccin - a key to multiple 14-3-3 locks?: A.H. De Boer; Trends Plant Sci. 2, 20 (1997), (Review)
Fusicoccin binding to its plasma membrane receptor and the activation of the plasma membrane H(+)-ATPase. IV. Fusicoccin induces the association between the plasma membrane H(+)-ATPase and the fusicoccin receptor: C. Olivari, et al.; Plant Physiol. 116, 529 (1998) Abstract
Phosphorylation-independent interaction between 14-3-3 protein and the plant plasma membrane H+-ATPase: J. Borch, et al.; Biochem. Soc. Trans. 30, 411 (2002), (Review) Abstract; Full Text
Plant 14-3-3 proteins assist ion channels and pumps: A.H. de Boer; Biochem. Soc. Trans. 30, 416 (2002), (Review) Abstract; Full Text
Metabolic enzymes as targets for 14-3-3 proteins: S.C. Huber, et al.; Plant Mol. Biol. 50, 1053 (2002), (Review) Abstract
cDNA microarray analysis of fusicoccin-induced changes in gene expression in tomato plants: U.B. Frick & A. Schaller; Planta 216, 83 (2002) Abstract
Mutational analysis of the interaction between 14-3-3 proteins and plant plasma membrane H+-ATPase: S. Visconti, et al.; J. Biol. Chem. 278, 8172 (2003) Abstract
Structural view of a fungal toxin acting on a 14-3-3 regulatory complex: M. Wurtele, et al.; Embo J. 22, 987 (2003) Abstract
Further Categories Containing This Product:
H+-ATPase / Related Products • 14-3-3 Proteins / Related Products • Plant Research Reagents / Related Products
 
 
ALX-350-336 Revised 05-Apr-08
Galiellalactone
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PRODUCT LINE Natural Products / Antibiotics
PRODUCT CATEGORY Other Natural Products - DNA Regulation / Transcription
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ALX-350-336-MC05   0.5 mg 320.00 USD Add To Cart
Product Specification
FORMULA: C11H14O3
MW: 194.2
CAS NUMBER: 133613-71-5
SOURCE/HOST: Isolated from an unidentified fungus, MST-FP1889.
PURITY: ≥95% (HPLC)
APPEARANCE: White to light tan solid.
SOLUBILITY: Soluble in 100% ethanol, methanol, dimethyl formamide or DMSO.
SHIPPING: AMBIENT
LONG TERM STORAGE: -20°C

Product Description
Originally isolated from Galiella rufa as a plant growth regulator. Inhibits IL-6 mediated signal transduction by blocking the binding of the activated STAT3 dimers to their DNA binding sites without inhibiting the tyrosine and serine phosphorylation site of the STAT3 transcription factor.
Product Specific Literature References
Screening of basidiomycetes and ascomycetes for plant regulating substances: R. Hautzel and H. Anke; Z. Naturforsch. 45c, 1094 (1990)
Inhibition of interleukin-6 signaling by galiellalactone: M. Weidler, et al.; FEBS Lett. 484, 1 (2000) Abstract
Synthesis of (-)-galiellalactone: M. Johansson and O. Sterner; J. Antibiot. (Tokyo) 55, 663 (2002) Abstract
Biologically active secondary metabolites from the ascomycete A111-95. 1. Production, isolation and biological activities: B. Kopcke, et al.; J. Antibiot. (Tokyo) 55, 36 (2002) Abstract
Galiellalactone and its biogenetic precursors as chemotaxonomic markers of the Sarcosomataceae (Ascomycota): B. Kopcke, et al.; Phytochemistry 60, 709 (2002) Abstract
 
 
ALX-270-418 Revised 16-Jun-08
Gallotannin
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SYNONYMS Tannic acid
PRODUCT LINE Natural Products / Antibiotics
PRODUCT CATEGORY Other Natural Products - DNA Regulation / Transcription
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ALX-270-418-G001   1 g 10.00 USD Add To Cart
Product Specification
FORMULA: C76H52O46
MW: 1701.2
CAS NUMBER: 1401-55-4
MERCK INDEX: 14: 9052
RTECS: WW5075000
SOURCE/HOST: Occurs in the bark and fruit of many plants, notably in the bark of the oak species, in sumac and myrobalan.
PURITY: >95%
APPEARANCE: Beige to light brown powder.
SOLUBILITY: Soluble in water, 100% ethanol, acetone or warm glycerol.
SHIPPING: AMBIENT
SHORT TERM STORAGE: +4°C
LONG TERM STORAGE: +4°C
HANDLING: Protect from light.
HAZARD: IRRITANT.

Product Description
Inhibitor of poly(ADP-ribose) glycohydrolase (PARG). Cytoprotective in oxidatively stressed cells. Inhibitor of endothelial nitric oxide synthase (eNOS; NOS III) and weak inhibitor of inducible (iNOS; NOS II) and neuronal nitric oxide synthase (nNOS; NOS I). Induces cyclooxygenase-2 (COX-2) expression. Free radical scavenger.
Product Specific Literature References
Inhibition of constitutive endothelial NO-synthase activity by tannin and quercetin: M. Chiesi & R. Schwaller; Biochem. Pharmacol. 49, 495 (1995) Abstract
The poly(ADP-ribose) glycohydrolase inhibitor gallotannin blocks oxidative astrocyte death: W. Ying, et al.; Neuroreport 11, 1385 (2000) Abstract
Green tea polyphenols and tannic acid act as potent inhibitors of phorbol ester-induced nitric oxide generation in rat hepatocytes independent of their antioxidant properties: R.C. Srivastava, et al.; Cancer Lett. 153, 1 (2000) Abstract
Inhibition of poly(ADP-ribose) glycohydrolase by gallotannin selectively up-regulates expression of proinflammatory genes: E. Rapizzi, et al.; Mol. Pharmacol. 66, 890 (2004) Abstract
Tannic acid in plant dust causes airway obstruction: D. Taubert, et al.; Thorax 60, 789 (2005) Abstract
Prominent free radicals scavenging activity of tannic acid in lead-induced oxidative stress in experimental mice: I.H. El-Sayed, et al.; Toxicol. Ind. Health 22, 157 (2006) Abstract
The efficacy of protective effects of tannic acid, gallic acid, ellagic acid, and propyl gallate against hydrogen peroxide-induced oxidative stress and DNA damages in IMR-90 cells: C.H. Chen, et al.; Mol. Nutr. Food Res. 51, 962 (2007) Abstract
Further Categories Containing This Product:
NOS Inhibitors (NOS Induction & Enzyme Activity) • PARG / Related Products • DNA Repair Other Products • Free Radical Scavengers • Natural Products - Nitric Oxide Pathway Modulators • Phenolic Acids
 
 
ALX-380-291 Revised 15-Apr-08
Gatifloxacin
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SYNONYMS AM-1155
1-Cyclopropyl-6-fluoro-1,4-dihydro-8-methoxy-7-(3-methyl-1-piperazinyl)-4-oxo-3-quinolinecarboxylic acid
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ALX-380-291-G001   1 g 60.00 USD Add To Cart
ALX-380-291-G005   5 g 240.00 USD Add To Cart
Product Specification
FORMULA: C19H22FN3O4
MW: 375.4
CAS NUMBER: 112811-59-3
MERCK INDEX: 14: 4376
PURITY: ≥98% (Assay)
APPEARANCE: White to yellow crystalline powder.
SOLUBILITY: Soluble in water at pH 2-5 (40-60mg/ml).
SHIPPING: AMBIENT
LONG TERM STORAGE: -20°C

Product Description

Fluoroquinolone with broad spectrum activity against Gram-negative and Gram-positive bacteria. Inhibits bacterial DNA-gyrase and topoisomerase IV. May cause dysglycemia.
Product Specific Literature References
Comparison of the antibacterial activities of the quinolones Bay 12-8039, gatifloxacin (AM 1155), trovafloxacin, clinafloxacin, levofloxacin and ciprofloxacin: A. Bauernfeind; J. Antimicrob. Chemother. 40, 639 (1997) Abstract; Full Text
Activities of gatifloxacin compared to those of seven other agents against anaerobic organisms: L.M. Ednie, et al.; Antimicrob. Agents Chemother. 42, 2459 (1998) Abstract; Full Text
Inhibitory activities of gatifloxacin (AM-1155), a newly developed fluoroquinolone, against bacterial and mammalian type II topoisomerases: M. Takei, et al.; Antimicrob. Agents Chemother. 42, 2678 (1998) Abstract; Full Text
Primary targets of fluoroquinolones in Streptococcus pneumoniae: H. Fukuda & K. Hiramatsu; Antimicrob. Agents Chemother. 43, 410 (1999) Abstract; Full Text
Gatifloxacin: C.M. Perry, et al.; Drugs 58, 683 (1999), (Review) Abstract
Contributions of the 8-methoxy group of gatifloxacin to resistance selectivity, target preference, and antibacterial activity against Streptococcus pneumoniae: H. Fukuda, et al.; Antimicrob. Agents Chemother. 45, 1649 (2001) Abstract; Full Text
Gatifloxacin affects GLUT1 gene expression and disturbs glucose homeostasis in vitro: T.F. Ge, et al.; Eur. J. Pharmacol. 573, 70 (2007) Abstract
Gatifloxacin-associated hypoglycemia: T. Ali, et al.; J. Okla. State Med. Assoc. 100, 425 (2007) Abstract
Gatifloxacin produces both hypoglycemia and hyperglycemia: a retrospective study: H. Haerian, et al.; Am. J. Med. Sci. 335, 95 (2008) Abstract
Further Categories Containing This Product:
Antibiotics - DNA Replication Inhibitors • Antibiotics - Topoisomerase Inhibitors
 
 
ALX-201-280 Revised 18-Mar-08
GCN5 (human) (recombinant) (His)
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SYNONYMS GCN5L2 (human) (recombinant) (His)
Histone Acetyltransferase GCN5 (human) (recombinant) (His)
PRODUCT LINE DNA Regulation / Transcription
PRODUCT CATEGORY Histone Acetyl- & Methyl-Transferases / Related Products
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ALX-201-280-C002   2 µg 280.00 USD Add To Cart
Product Specification
EC: EC 2.3.1.48
SOURCE/HOST: Produced in SF21 cells. Fused to a His-tag.
CONCENTRATION: 0.5mg/ml
PURITY: ≥95% (SDS-PAGE)
FORMULATION: Liquid. In 50mM TRIS-HCl, pH 7.5, containing 100mM sodium chloride, 0.2% NP-40, 50mM imidazole and 10% glycerol.
SPECIFIC ACTIVITY: ~200-300ng are required for standard HAT assay.
SHIPPING: SHIPPED ON DRY ICE
SHORT TERM STORAGE: -80°C
HANDLING: Avoid freeze/thaw cycles. After opening, prepare aliquots and store in liquid nitrogen.
General Information
BACKGROUND/TECHNICAL INFORMATION Swiss-Prot link Q92830: GCN5 (human)
Further Categories Containing This Product:
Recombinant Proteins / Fusion Proteins
 
 
ALX-350-006 Revised 05-Apr-08
Genistein (synthetic)
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SYNONYMS 4',5,7-Trihydroxyisoflavone
PRODUCT LINE Natural Products / Antibiotics
PRODUCT CATEGORY Natural Products - Protein Kinase Inhibitors
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Product Numbers: Format: Size: Unit Price: Quantity: Add To Cart
ALX-350-006-M010   10 mg 25.00 USD Add To Cart
ALX-350-006-M025   25 mg 50.00 USD Add To Cart
ALX-350-006-M050   50 mg 90.00 USD Add To Cart
ALX-350-006-M100   100 mg 150.00 USD Add To Cart
ALX-350-006-G001   1 g 480.00 USD Add To Cart
Product Specification
FORMULA: C15H10O5
MW: 270.2
CAS NUMBER: 446-72-0
MERCK INDEX: 14: 4391
RTECS: NR2392000
SOURCE/HOST: Synthetic.
PURITY: ≥99% (HPLC)
APPEARANCE: White to yellow crystalline powder.
SOLUBILITY: Soluble in DMSO, 100% ethanol or dilute aqueous base; insoluble in water.
SHIPPING: AMBIENT
LONG TERM STORAGE: +4°C
HANDLING: Protect from light.
HAZARD: MAY BE CARCINOGENIC. HARMFUL.

Product Description
Tyrosine protein kinase inhibitor. Inhibits phosphorylation of EGFR kinase. Inhibits tumor cell proliferation and induces tumor cell differentiation. Inhibits topoisomerase II activity in vivo. Produces cell cycle arrest and apoptosis. Direct inhibitor of insulin-induced glucose uptake in adipocytes (IC50=20µM).
Product Specific Literature References
Genistein, a specific inhibitor of tyrosine-specific protein kinases: T. Akiyama, et al.; J. Biol. Chem. 262, 5592 (1987) Abstract; Full Text
Erbstatin blocks platelet activating factor-induced protein-tyrosine phosphorylation, polyphosphoinositide hydrolysis, protein kinase C activation, serotonin secretion and aggregation of rabbit platelets: H. Salari, et al.; FEBS Lett. 263, 104 (1990) Abstract
Mechanisms of cancer chemoprevention by soy isoflavone genistein: F.H. Sarkar & Y. Li; Cancer Metastasis Rev. 21, 265 (2002) Abstract
Soy isoflavone phyto-pharmaceuticals in interleukin-6 affections. Multi-purpose nutraceuticals at the crossroad of hormone replacement, anti-cancer and anti-inflammatory therapy: N. Dijsselbloem, et al.; Biochem. Pharmacol. 68, 1171 (2004), Review Abstract
Genistein affects testosterone secretion by Leydig cells in roosters (Gallus gallus domesticus): M. Opalka, et al.; Reprod. Biol. 4, 185 (2004) Abstract
Genistein directly inhibits GLUT4-mediated glucose uptake in 3T3-L1 adipocytes: M. Bazuine, et al.; BBRC 325, 511 (2005) Abstract
Decreased circulating levels of tumor necrosis factor-alpha in postmenopausal women during consumption of soy-containing isoflavones: Y. Huang, et al.; J. Clin. Endocrinol. Metab. 90, 3956 (2005) Abstract
Phytoestrogens and lipoproteins in women: C.N. Bairey Merz, et al.; J. Clin. Endocrinol. Metab. 91, 2209 (2006) Abstract
Clinical review: a critical evaluation of the role of soy protein and isoflavone supplementation in the control of plasma cholesterol concentrations: A. Dewell, et al.; J. Clin. Endocrinol. Metab. 91, 772 (2006), Review Abstract
The role of genistein and synthetic derivatives of isoflavone in cancer prevention and therapy: F.H. Sarkar, et al.; Mini Rev. Med. Chem. 6, 401 (2006), Review Abstract
Further Categories Containing This Product:
Tyrosine Kinase Inhibitors • Natural Products - Topoisomerase Inhibitors • TNF-alpha & TNF Receptors Other Products • Cell Cycle Blockers & Inhibitors / Related Products • EGFR Kinase Inhibitors • Active Substances from Fruit and Vegetables • Antitumor Agents (Enzyme Inhibitors) • Natural Products for Cell Cycle Research • Natural Products for Angiogenesis Research • Isoflavones • Antitumor Agents (Anti-proliferative) • Natural Products - Apoptosis Inducers & Inhibitors • Natural Products - Antitumor Reagents • Antitumor Agents (Apoptosis Inducers)
 
 
ALX-350-247 Revised 27-Oct-08
Genistin
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SYNONYMS Genistein-7-O-glucoside
PRODUCT LINE Natural Products / Antibiotics
PRODUCT CATEGORY Natural Products - Protein Kinase Inhibitors
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ALX-350-247-M010   10 mg 180.00 USD Add To Cart
Product Specification
FORMULA: C21H20O10
MW: 432.4
CAS NUMBER: 529-59-9
MERCK INDEX: 14: 4391
RTECS: DJ3093000
PURITY: ≥98%
APPEARANCE: Off-white to light yellow powder.
SOLUBILITY: Soluble in DMSO or dilute aqueous base; insoluble in water.
SHIPPING: AMBIENT
LONG TERM STORAGE: +4°C

Product Description
Glucoside of genistein (Prod. No. ALX-350-006) found in soy beans. Useful as a negative control for genistein and other tyrosine kinase inhibitors. Selective inhibitor of terminal deoxyribonucleotidyltransferase (TdT). Displays antioxidant and anticarcinogenic properties.
Product Specific Literature References
Soybean isoflavones, genistein and genistin, inhibit rat myoblast proliferation, fusion and myotube protein synthesis: S. Ji, et al.; J. Nutr. 129, 1291 (1999) Abstract
Daidzein and genistein but not their glucosides are absorbed from the rat stomach: M.K. Piskula, et al.; FEBS Lett. 447, 287 (1999) Abstract
Inhibition of CYP1A1 enzyme activity in mouse hepatoma cell culture by soybean isoflavones: H.G. Shertzer, et al.; Chem. Biol. Interact. 123, 31 (1999) Abstract
Selective inhibitors of terminal deoxyribonucleotidyltransferase (TdT): baicalin and genistin: Y. Uchiyama, et al.; Biochim. Biophys. Acta 1725, 298 (2005) Abstract
Genistin inhibits UV light-induced plasmid DNA damage and cell growth in human melanoma cells: A. Russo, et al.; J. Nutr. Biochem. 17, 103 (2006) Abstract
Pro-apoptotic effect and cytotoxicity of genistein and genistin in human ovarian cancer SK-OV-3 cells: E.J. Choi, et al.; Life Sci. 80, 1403 (2007) Abstract
Further Categories Containing This Product:
Tyrosine Kinase Inhibitors • Natural Products - Chemopreventive Agents • Natural Products - Topoisomerase Inhibitors • Natural Products - Antioxidants • Active Substances from Fruit and Vegetables • Isoflavones
 
 
ALX-380-228 Revised 09-Jun-08
Gilvocarcin M