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Immunology
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ALX-385-022 Revised 07-Oct-08
Baicalein
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SYNONYMS 5,6,7-Trihydroxyflavone
PRODUCT LINE Natural Products / Antibiotics
PRODUCT CATEGORY Flavones
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ALX-385-022-M005   5 mg 25.00 USD Add To Cart
ALX-385-022-M025   25 mg 100.00 USD Add To Cart
Product Specification
FORMULA: C15H10O5
MW: 270.2
CAS NUMBER: 491-67-8
MERCK INDEX: 14: 942
PURITY: ≥97%
APPEARANCE: Yellow to yellow-green crystalline powder.
SOLUBILITY: Soluble in DMSO, 100% ethanol or methanol; almost insoluble in water.
SHIPPING: AMBIENT
LONG TERM STORAGE: -20°C
HANDLING: Protect from light.
HAZARD: IRRITANT.

Product Description
Inhibitor of 12-lipoxygenase, leukotriene biosynthesis and the release of lysosomal enzymes. Inhibits cellular Ca2+ uptake and calcium mobilization. Inhibitor of protein tyrosine kinase in leukemia (CEM) cells. Induces cell cycle arrest and apoptosis. Anti-inflammatory compound. Has anti-thrombotic, anti-proliferative and anti-mitogenic effects.
Product Specific Literature References
Specific action of the lipoxygenase pathway in mediating angiotensin II- induced aldosterone synthesis in isolated adrenal glomerulosa cells: J.L. Nadler, et al.; J. Clin. Invest. 80, 1763 (1987) Abstract
Inhibition of reverse transcriptase activity by a flavonoid compound, 5,6,7-trihydroxyflavone: K. Ono, et al.; BBRC 160, 982 (1989) Abstract
Biliary excretion of metabolites of baicalin and baicalein in rats: K. Abe, et al.; Chem. Pharm. Bull. 38, 209 (1990) Abstract
Effects of baicalein and esculetin on transduction signals and growth factors expression in T-lymphoid leukemia cells: H.C. Huang, et al.; Eur. J. Pharmacol. 268, 73 (1994) Abstract
Protective effects of baicalein against cell damage by reactive oxygen species: D. Gao, et al.; Chem. Pharm. Bull. (Tokyo) 46, 1383 (1998) Abstract
Baicalein induces a dual growth arrest by modulating multiple cell cycle regulatory molecules
: S.L. Hsu, et al.; Eur. J. Pharmacol. 425, 165 (2001) Abstract
Mechanisms in mediating the anti-inflammatory effects of baicalin and baicalein in human leukocytes: Y.C. Shen, et al.; Eur. J. Pharmacol. 465, 171 (2003) Abstract
Baicalein induced cell cycle arrest and apoptosis in human lung squamous carcinoma CH27 cells: H.Z. Lee, et al.; Anticancer Res. 25, 959 (2005) Abstract
Biological properties of baicalein in cardiovascular system: Y. Huang, et al.; Curr. Drug Targets Cardiovasc. Haematol. Disord. 5, 177 (2005), (Review) Abstract
Baicalein inhibition of hydrogen peroxide-induced apoptosis via ROS-dependent heme oxygenase 1 gene expression: H.Y. Lin, et al.; Biochim. Biophys. Acta 1773, 1073 (2007) Abstract
Further Categories Containing This Product:
Leukotrienes Other Products • Natural Products - Protein Kinase Inhibitors • Tyrosine Kinase Inhibitors • Natural Products - Anti-inflammatory Agents • Natural Products for Angiogenesis Research • Lipoxygenases / Related Products • Natural Products - Apoptosis Inducers & Inhibitors • Natural Products - Antioxidants • Natural Products - Antiviral / anti-HIV Agents • Cell Cycle Blockers & Inhibitors / Related Products • Natural Products for Cell Cycle Research
 
 
ALX-350-144 Revised 03-Apr-08
Bakuchiol
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SYNONYMS 4-(3-Ethenyl-3,7-dimethyl-1,6-octadienyl)phenol
PRODUCT LINE Natural Products / Antibiotics
PRODUCT CATEGORY Natural Products - Other Signal Transduction Pathway Modulators
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ALX-350-144-M001   1 mg 170.00 USD Add To Cart
Product Specification
FORMULA: C18H24O
MW: 256.4
CAS NUMBER: 10309-37-2
SOURCE/HOST: Isolated from plant Psoralea corylifolia.
PURITY: ≥97% (HPLC)
APPEARANCE: Yellow to brownish oil.
SOLUBILITY: Soluble in DMSO or 100% ethanol.
SHIPPING: AMBIENT
LONG TERM STORAGE: -20°C
HANDLING: Protect from light.
IDENTITY: Determined by 1H-NMR, 13C-NMR and MS.

Product Description
Inhibitor of protein tyrosine phosphatase 1B (PTB1B). Antioxidant. Inhibitor of mitochondrial lipid peroxidation. Inhibitor of inducible nitric oxide synthase (iNOS; NOS II) expression. DNA polymerase inhibitor. Shows antimicrobial and cytotoxic activity.
Product Specific Literature References
Plant antimutagenic agents, 2. Flavonoids: M.E. Wall, et al.; J. Nat. Prod. 51, 1084 (1988) Abstract
DNA polymerase and topoisomerase II inhibitors from Psoralea corylifolia: N.J. Sun, et al.; J. Nat. Prod. 61, 362 (1998) Abstract
Inhibition of mitochondrial lipid peroxidation by Bakuchiol, a meroterpene from Psoralea corylifolia: H. Haraguchi, et al.; Planta Med. 66, 569 (2000) Abstract
Active constituents isolated from Psoralea glandulosa L. with antiinflammatory and antipyretic activities: C.N. Backhouse, et al.; J. Ethnopharmacol. 78, 27 (2001) Abstract
Bakuchiol: a hepatoprotective compound of Psoralea corylifolia on tacrine-induced cytotoxicity in Hep G2 cells: H. Cho, et al.; Planta Med. 67, 750 (2001) Abstract
In vitro antimicrobial activities of bakuchiol against oral microorganisms: H. Katsura, et al.; Antimicrob. Agents Chemother. 45, 3009 (2001) Abstract; Full Text
Bakuchiol from Psoralea corylifolia inhibits the expression of inducible nitric oxide synthase gene via the inactivation of nuclear transcription factor-kappaB in RAW 264.7 macrophages: H.O. Pae, et al.; Int. Immunopharmacol. 1, 1849 (2001) Abstract
Antioxidative components of Psoralea corylifolia (Leguminosae): H. Haraguchi, et al.; Phytother. Res. 16, 539 (2002) Abstract
The evaluation of forty-three plant species for in vitro antimycobacterial activities; isolation of active constituents from Psoralea corylifolia and Sanguinaria canadensis: S.M. Newton, et al.; J. Ethnopharmacol. 79, 57 (2002) Abstract
Antioxidant activity of bakuchiol: experimental evidences and theoretical treatments on the possible involvement of the terpenoid chain: S. Adhikari, et al.; Chem. Res. Toxicol. 16, 1062 (2003) Abstract
Preparation and in vitro evaluation of radioiodinated bakuchiol as an anti tumor agent: K. Bapat, et al.; Appl. Radiat. Isot. 62, 389 (2005) Abstract
In vitro protein tyrosine phosphatase 1B inhibitory phenols from the seeds of Psoralea corylifolia: Y.C. Kim, et al.; Planta Med. 71, 87 (2005) Abstract
Protective effect of (S)-bakuchiol from Psoralea corylifolia on rat liver injury in vitro and in vivo: E.J. Park, et al.; Planta Med. 71, 508 (2005) Abstract
Bakuchiol-induced caspase-3-dependent apoptosis occurs through c-Jun NH2-terminal kinase-mediated mitochondrial translocation of Bax in rat liver myofibroblasts: E.J. Park, et al.; Eur. J. Pharmacol. 559, 115 (2007) Abstract
Further Categories Containing This Product:
NOS Inhibitors (NOS Induction & Enzyme Activity) • Natural Products - DNA Replication Inhibitors • Natural Products - Nitric Oxide Pathway Modulators • Natural Products - Topoisomerase Inhibitors • Natural Products with Antibiotic Activity • Protein Tyrosine Phosphatases Other Products • Lipid Peroxidation • Natural Products - Antioxidants
 
 
ALX-380-081 Revised 15-Dec-04
Batumin
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SYNONYMS (2E,10Z,12E)-20-(3-Amino-carboxy-2-methyl-1-oxobutyl)amino-7-methylene-17-oxo-19-oxy-3,5,15-trimethyl-eicosa-2,10,12-triene acid
PRODUCT LINE Natural Products / Antibiotics
PRODUCT CATEGORY Antibiotics Other Products
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ALX-380-081-M010   10 mg 90.00 USD Add To Cart
Product Specification
FORMULA: C30H50N2O7
MW: 550.7
SOURCE/HOST: Isolated  from Pseudomonas batumici.
PURITY: ~80%
APPEARANCE: Brown oil.
SOLUBILITY: Soluble in methanol, 100 % ethanol, acetone or pyridine. Slightly soluble in aqueous solutions of alkali. Hardly soluble in water and aqueous solutions of acids. Water soluble salt of batumin may be obtained by addition of NaOH to batumin in 50% ethanol and subsequent removal of ethanol in vacuum and lyophilization.
SHIPPING: AMBIENT
LONG TERM STORAGE: +4°C
HAZARD: TOXIC.

Product Description
Antibiotic with high and selective activity against Staphylococcus strains including methicillin-resistant S. Aureus (MRSA) strains in a concentration of 1-10ng/ml. Poorly active or no effects against Micrococci and other Gram-positive microorganisms and fungi. Different degree of activity against Gram-negative bacteria. Useful for identification of Staphylococcus species in pure and mixed cultures.
Product Specific Literature References
Obtaining a High-activity Strain Capable of Producing the Antistaphylococcal Antibiotic Batumin : V.V. Smirnov, et al.; Appl. Biochem. Microbiol. 36, 46 (2000)
Generation of mutants of a strain producing the new antibiotic batumin by means of transposon mutagenesis: V.V. Smirnov, et al. ; Appl. Biochem. Microbiol. 36, 262 (2000)
 
 
ALX-350-147 Revised 03-Oct-07
Bavachin
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PRODUCT LINE Natural Products / Antibiotics
PRODUCT CATEGORY Natural Products - Antioxidants
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ALX-350-147-MC05   0.5 mg 120.00 USD Add To Cart
Product Specification
FORMULA: C20H20O4
MW: 324.4
CAS NUMBER: 19879-32-4
SOURCE/HOST: Isolated from plant Psoralea corylifolia.
PURITY: ≥97% (HPLC)
APPEARANCE: Yellow solid.
SOLUBILITY: Soluble in DMSO or 100% ethanol.
SHIPPING: AMBIENT
LONG TERM STORAGE: -20°C
HANDLING: Protect from light.
IDENTITY: Determined by 1H-NMR, 13C-NMR and MS.

Product Description
Weak antioxidant. Antimutagenic. Stimulates bone formation and has potential activity against osteoporosis. Shows inhibitory activities against the antigen-induced degranulation and weak estrogen-like activity.
Product Specific Literature References
Antiplatelet flavonoids from seeds of Psoralea corylifolia: W.J. Tsai, et al.; J. Nat. Prod. 59, 671 (1996) Abstract
Osteoblastic proliferation stimulating activity of Psoralea corylifolia extracts and two of its flavonoids: D. Wang, et al.; Planta Med. 67, 748 (2001) Abstract
Antioxidative components of Psoralea corylifolia (Leguminosae): H. Haraguchi, et al.; Phytother. Res. 16, 539 (2002) Abstract
Bioactive constituents from Chinese natural medicines. XX. Inhibitors of antigen-induced degranulation in RBL-2H3 cells from the seeds of Psoralea corylifolia: H. Matsuda, et al.; Chem. Pharm. Bull. (Tokyo) 55, 106 (2007) Abstract
Synthesis of four natural prenylflavonoids and their estrogen-like activities: X. Dong, et al.; Arch. Pharm. (Weinheim) 340, 372 (2007) Abstract
Further Categories Containing This Product:
Natural Products - Immunomodulators • Estrogen & Estrogen Receptors / Related Products • Flavanones • Bone Metabolism Other Products
 
 
ALX-152-028 Revised 14-Jul-08
Bax (58-75) (human) (cell permeable)
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SYNONYMS BCL2L4 (58-75) (human) (cell permeable)
PRODUCT LINE Cell Death / Apoptosis / Autophagy
PRODUCT CATEGORY Bax / Related Products
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ALX-152-028-1   1 Vial 230.00 USD Add To Cart
Product Specification
SEQUENCE: GRKKRRQRRR-GG-KLSECLKRIGDELDSNME-amide
FORMULA: C144H260N58O44S2
MW: 3572.2
QUANTITY: 50µl
CONCENTRATION: 10mM
PURITY: ≥95% (HPLC)
FORMULATION: Liquid. In sterile PBS.
SHIPPING: SHIPPED ON BLUE ICE
SHORT TERM STORAGE: -20°C
LONG TERM STORAGE: -80°C
HANDLING: After opening, prepare aliquots and store at -20°C. Avoid freeze/thaw cycles. Keep on ice at all times.
POSITIVE CONTROL: Prod. No. ALX-168-009/1
Product Description
For increased cell permeability the peptide was covalently linked to the 10 aa recognized by the TAT transporter.
Related Products
Further Categories Containing This Product:
Peptides
 
 
ALX-270-219 Revised 15-May-07
BAY 11-7082
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SYNONYMS (E)-3-(4-Methylphenylsulfonyl)-2-propenenenitrile
PRODUCT LINE Signal Transduction
PRODUCT CATEGORY NF-kB Pathway Inhibitors
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ALX-270-219-M010   10 mg 45.00 USD Add To Cart
ALX-270-219-M050   50 mg 190.00 USD Add To Cart
Product Specification
FORMULA: C10H9NO2S
MW: 207.3
CAS NUMBER: 195462-67-7
PURITY: ≥99%
SOLUBILITY: Soluble in DMSO, 100% ethanol, methanol or methylene dichloride; insoluble in water.
SHIPPING: AMBIENT
LONG TERM STORAGE: -20°C
HANDLING: Protect from light. Keep under inert gas.

Product Description
Inhibitor of cytokine induced IκBα phosphorylation resulting thereby in a decreased expression of NF-κB and adhesion molecules. Potential anti-inflammatory agent.
Product Specific Literature References
Novel inhibitor of cytokine-induced IkBa phosphorylation and endothelial cell adhesion molecule expression show anti-inflammatory effects in vivo: J.W. Pierce, et al.; J. Biol. Chem. 272, 21096 (1997) Abstract; Full Text
Inhibition of NF-kappaB induces apoptosis of KSHV-infected primary effusion lymphoma cells: S.A. Keller, et al.; Blood 96, 2537 (2000) Abstract
Insulin-like growth factor-I protects colon cancer cells from death factor-induced apoptosis by potentiating tumor necrosis factor alpha- induced mitogen-activated protein kinase and nuclear factor kappaB signaling pathways: M.M. Remacle-Bonnet, et al.; Cancer Res. 60, 2007 (2000) Abstract
Up-regulation of multidrug resistance P-glycoprotein via nuclear factor- kappaB activation protects kidney proximal tubule cells from cadmium- and reactive oxygen species-induced apoptosis: F. Thevenod, et al.; J. Biol. Chem. 275, 1887 (2000) Abstract; Full Text
Neuronal injury-induced expression and release of apolipoprotein E in mixed neuron/glia co-cultures: nuclear factor kappaB inhibitors reduce basal and lesion-induced secretion of apolipoprotein E: V. Petegnief, et al.; Neuroscience 104, 223 (2001) Abstract
Poly(ADP-ribose) polymerase-1 promotes microglial activation, proliferation, and matrix metalloproteinase-9-mediated neuron death: T.M. Kauppinen & R.A. Swanson; J. Immunol. 174, 2288 (2005) Abstract; Full Text
Further Categories Containing This Product:
Anti-inflammatory Agents Other Products
 
 
ALX-270-220 Revised 04-Nov-05
BAY 11-7085
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SYNONYMS (E)-3-(t-Butylphenylsulfonyl)-2-propenenitrile
PRODUCT LINE Signal Transduction
PRODUCT CATEGORY NF-kB Pathway Inhibitors
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ALX-270-220-M010   10 mg 60.00 USD Add To Cart
Product Specification
FORMULA: C13H15NO2S
MW: 249.3
CAS NUMBER: 196309-76-9
PURITY: ≥98%
APPEARANCE: White to off-white crystalline powder.
SOLUBILITY: Soluble in DMSO or ethanol; insoluble in water.
SHIPPING: AMBIENT
LONG TERM STORAGE: -20°C
HANDLING: Protect from light. Keep under inert gas.

Product Description
Has biological properties very similar to those of BAY 11-7082 (Prod. No. ALX-270-219). In addition, the product exhibits potent anti-inflammatory properties in vivo.
Product Specific Literature References
Novel inhibitors of cytokine-induced IkappaBalpha phosphorylation and endothelial cell adhesion molecule expression show anti-inflammatory effects in vivo: J.W. Pierce, et al.; J. Biol. Chem. 272, 21096 (1997) Abstract; Full Text
Pharmacologic interference with NF-kappaB activation attenuates central nervous system complications in experimental Pneumococcal meningitis: U. Koedel, et al.; J. Infect Dis. 182, 1437 (2000) Abstract
Neuronal injury-induced expression and release of apolipoprotein E in mixed neuron/glia co-cultures: nuclear factor kappaB inhibitors reduce basal and lesion-induced secretion of apolipoprotein E: V. Petegnief, et al.; Neuroscience 104, 223 (2001) Abstract
Further Categories Containing This Product:
Anti-inflammatory Agents Other Products
 
 
ALX-850-056 Revised 14-Apr-08
Bcl-2 (human) ELISA Kit
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PRODUCT LINE Cell Death / Apoptosis / Autophagy
PRODUCT CATEGORY Bcl-2 / Related Products
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ALX-850-056-KI01   1 Kit 619.00 USD Add To Cart
Product Specification
SENSITIVITY: 0.5ng/ml (range 0.5 to 32ng/ml)
QUANTITY: 96 wells (~80 tests).
APPLICATION: For the quantitative determination of human Bcl-2 in cell lysates, serum and other body fluids.
SHIPPING: SHIPPED ON BLUE ICE
LONG TERM STORAGE: +4°C
General Information
MANUFACTURER Manufactured by Bender MedSystems.
Further Categories Containing This Product:
ELISA & EIA Kits
 
 
ALX-522-026 Revised 26-Aug-08
BCMA (human):Fc (human) (recombinant)
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SYNONYMS B Cell Maturation Protein (human):Fc (human) (recombinant)
TNFRSF 17 (human):Fc (human) (recombinant)
CD269 (human):Fc (human) (recombinant)
PRODUCT LINE Chemokines & Cytokines
PRODUCT CATEGORY BCMA
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ALX-522-026-C050   50 µg 365.00 USD Add To Cart
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Product Specification
SPECIES CROSSREACTIVITY:
Human
Mouse
MW: ~40kDa (SDS-PAGE).
SOURCE/HOST: Produced in HEK 293 cells. The extracellular domain of human BCMA (aa 2-54) is fused at the C-terminus to the Fc portion of human IgG1.
CONCENTRATION: 1mg/ml after reconstitution.
PURITY: ≥95% (SDS-PAGE)
FORMULATION: Lyophilized. Contains PBS.
ENDOTOXIN CONTENT: <0.1EU/µg purified protein (LAL test; BioWhittaker).
RECONSTITUTION: Reconstitute with 50µl of sterile water. Further dilutions should be made with medium containing 5% fetal calf serum or a carrier protein.
SPECIFICITY: Binds human and mouse BAFF and APRIL.
BIOLOGICAL ACTIVITY: Blocks the binding of BAFF and APRIL to their receptors BCMA and TACI, inhibiting BAFF- and APRIL-mediated B cell activation.
APPLICATION: Flow Cytometry: Detection of membrane-bound mouse BAFF and human APRIL in combination with fluorescently labelled Ab to IgG1.
SHIPPING: SHIPPED ON BLUE ICE
LONG TERM STORAGE: -20°C
USE/STABILITY: Stable for at least 6 months after receipt when stored at -20°C.
HANDLING: Avoid freeze/thaw cycles. After reconstitution, prepare aliquots and store at -20°C.
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Product Specific Literature References
BAFF binds to the tumor necrosis factor receptor-like molecule B cell maturation antigen and is important for maintaining the peripheral B cell population: J.S. Thompson, et al.; J. Exp. Med. 192, 129 (2000) Abstract; Full Text
A soluble form of B cell maturation antigen, a receptor for the tumor necrosis factor family member APRIL, inhibits tumor cell growth: P. Rennert, et al.; J. Exp. Med. 192, 1677 (2000) Abstract; Full Text
Maturation of marginal zone and follicular B cells requires B cell activating factor of the tumor necrosis factor family and is independent of B cell maturation antigen: P. Schneider, et al.; J. Exp. Med. 194, 1691 (2001) Abstract
T cell costimulation by the TNF ligand BAFF: B. Huard, et al.; J. Immunol. 167, 6225 (2001) Abstract
Aberrant expression of B-lymphocyte stimulator by B chronic lymphocytic leukemia cells: a mechanism for survival: A.J. Novak, et al.; Blood 100, 2973 (2002) Abstract; Full Text
BAFF production by antigen-presenting cells provides T cell co-stimulation: B. Huard, et al.; Int. Immunol. 16, 467 (2004) Abstract
General Information
BACKGROUND/TECHNICAL INFORMATION Swiss-Prot link Q02223: