Phenols
Medchemexpress LLC ssPA protein, E. coli (His) | >95.0% | 10 UG
Recombinant ssPA (SspA) protein expressed in Escherichia coli with an N-terminal His tag. Supplied as a lyophilized sterile powder, the protein forms an equimolar complex with RNA polymerase holoenzyme and is useful for biochemical, structural, and functional studies. The product is high purity with low endotoxin and is recommended to be stored frozen and aliquoted after reconstitution.
- Expressed in E. coli with an N-terminal His tag.
- Supplied as lyophilized sterile powder for long-term stability.
- Greater than 95.0% purity by reducing SDS-PAGE.
- Low endotoxin level (<1 EU/μg) suitable for sensitive assays.
- Includes full-length sequence and recommended storage instructions.
Medchemexpress LLC Naratriptan (hydrochloride) | 143388-64-1 | 99.7% | 1 ML
Naratriptan hydrochloride is a selective 5-HT1B/1D receptor agonist known for its peripheral activity and good oral bioavailability. It induces cranial artery vasoconstriction and inhibits trigeminal nerve-mediated dural neurogenic plasma extravasation, reducing sterile inflammation. This compound is primarily used in acute migraine research, focusing on cranial vascular and neuroinflammatory mechanisms.
- Selective 5-HT1B/1D receptor agonist
- Peripherally active with good oral bioavailability
- Induces cranial artery vasoconstriction
- Inhibits trigeminal nerve-mediated dural neurogenic plasma extravasation
- Reduces sterile inflammation
- Targets human recombinant 5-HT1B and 5-HT1D receptors
- Used in research for acute migraine
Medchemexpress LLC Naratriptan (hydrochloride) | 143388-64-1 | 99.7% | 25 MG
Naratriptan hydrochloride (GR-85548A) is a selective 5-HT1B/1D receptor agonist. It is peripherally active and has good oral bioavailability, inducing cranial artery vasoconstriction by activating 5-HT1B/1D receptors. It also inhibits trigeminal nerve-mediated dural neurogenic plasma extravasation and reduces sterile inflammation. This compound is primarily used in research for acute migraine, targeting cranial vascular and neuroinflammatory mechanisms.
- Selective 5-HT1B/1D receptor agonist
- Peripherally active
- Good oral bioavailability
- Induces cranial artery vasoconstriction
- Inhibits trigeminal nerve-mediated dural neurogenic plasma extravasation
- Reduces sterile inflammation
- Primarily used in research for acute migraine
Medchemexpress LLC Naratriptan hydrochloride | 143388-64-1 | 100 MG
Naratriptan hydrochloride is an analytical standard intended for research and analytical applications. It is a selective 5-HT1B/1D receptor agonist that is peripherally active and exhibits good oral bioavailability. It induces cranial artery vasoconstriction by activating 5-HT1B/1D receptors, inhibits trigeminal nerve-mediated dural neurogenic plasma extravasation, and reduces sterile inflammation.
- Analytical standard for research and analytical applications
- Selective 5-HT1B/1D receptor agonist
- Peripherally active with good oral bioavailability
- Induces cranial artery vasoconstriction
- Inhibits trigeminal nerve-mediated dural neurogenic plasma extravasation
- Reduces sterile inflammation
- Used in research of acute migraine
- Commonly used in qualitative, quantitative, and methodological research experiments
Medchemexpress LLC Naratriptan hydrochloride | 143388-64-1 | 99.7% | 5 MG
Naratriptan hydrochloride (GR-85548A) is a selective 5-HT1B/1D receptor agonist. It is peripherally active and exhibits good oral bioavailability, causing cranial artery vasoconstriction by activating 5-HT1B/1D receptors. It also suppresses trigeminal nerve-mediated dural neurogenic plasma extravasation and reduces sterile inflammation. It is primarily used in acute migraine research, targeting cranial vascular and neuroinflammatory mechanisms.
- Selective 5-HT1B/1D receptor agonist
- Peripherally active with good oral bioavailability
- Causes cranial artery vasoconstriction
- Suppresses trigeminal nerve-mediated dural neurogenic plasma extravasation
- Reduces sterile inflammation
- Targets human recombinant 5-HT1B and 5-HT1D receptors
- Inhibits plasma protein extravasation in rat dural neurogenic inflammation model
- High oral bioavailability in rats and dogs
Sigma Aldrich Fine Chemicals Biosciences Natural Ara h 2 Arachis hy
Produced and qualified by Indoor Biotechnologies.Source Light roasted peanut flour (Runner cultivar)Formulation Preservative-free and carrier-free in phosphate buffered saline pH 7.4. Sterile filteredConcentration See product insertPurification From delipidated peanut extract by multi-step chromatography. Purity on silver stained SDS-PAGE 95%Notes(1) Ara h 2 appears as a doublet.(2) Trace level of Ara h 1 is 0.05%.(3) Avoid repeated Freeze/Thaw cycles. It is recommended to aliquot the product upon first thaw and freeze in working aliquot volumes.(4) Endotoxin content is 5.0 EU/mug.
Apexbio Technology LLC Lincomycin HCl 859-18-7 5g
Lincomycin HCl (859-18-7) is a small-molecule inhibitor targeting bacterial protein synthesis It is designed to inhibit translation by binding to the 50S subunit of the bacterial ribosome thereby blocking peptide elongation Lincomycin HCl exerts its biological activity primarily through inhibition of bacterial protein synthesis In in vitro studies Lincomycin HCl demonstrates bacteriostatic activity with reported IC50 values ranging from approximately 0 5 g/mL to 2 g/mL depending on bacterial strain and culture conditions Based on these pharmacological properties Lincomycin HCl holds research potential in selective antibiotic assays bacterial resistance studies and maintenance of cell culture sterility
Medchemexpress LLC Oncaspar | 130167-69-0 | 99.9% | 1 MG
Oncaspar (PEG-L-asparaginase) is a pegylated form of L-asparaginase derived from Escherichia coli. It functions by breaking down asparagine in the bloodstream, playing a crucial role in acute lymphoblastic leukemia (ALL) research through asparagine hydrolysis and activation of the integrated stress response (ISR) pathway.
- Pegylated form of L-asparaginase.
- Breaks down asparagine in the bloodstream.
- Important for acute lymphoblastic leukemia (ALL) research.
- Suitable for ELISA, FACS, and functional assays.
- Can be reconstituted or diluted with sterile PBS or saline.
- Appears as a colorless to light yellow liquid.
Apexbio Technology LLC RNA Clean Beads(Synonyms: RNA purification beads, RNA magnetic beads, Magnetic RNA purification beads, RNA cleanup beads), 5ml.
RNA Clean Beads are magnetic microparticles designed for rapid high-throughput RNA purification from DNase-treated samples The beads function through reversible nucleic acid binding RNA molecules from 100 bp to 50 kb bind selectively to the bead surfaces upon addition of binding solution allowing separation in a magnetic field Contaminants including DNA digestion fragments primer dimers salts and residual proteins are eliminated in subsequent washing steps RNA is then eluted using sterile water or elution buffer yielding purified RNA suitable for downstream enzymatic digestion sequencing hybridization and PCR analysis This product can integrate seamlessly into automated nucleic acid purification workflows
Medchemexpress LLC RANTES (CCL5) protein, rat | 50 UG
Recombinant rat RANTES/CCL5 (residues S25-S92), His-tagged and expressed in Pichia pastoris, supplied as a sterile, 0.22 μm filtered PBS solution (pH 7.4) for use in chemotaxis, receptor binding, and inflammation research. Endotoxin level is <1 EU/μg; store at -80 °C and avoid repeated freeze-thaw cycles.
- His-tagged recombinant rat chemokine (residues S25-S92).
- Expression system: Pichia pastoris.
- Supplied as a 0.22 μm filtered PBS solution, pH 7.4.
- Endotoxin level <1 EU/μg.
- Pack size: 50 μg vial.
- Store at -80 °C; aliquot to avoid freeze-thaw.
Medchemexpress LLC Zika virus E/envelope protein | 5 UG
Recombinant Zika virus envelope (E) protein fragment (residues V593-K699) expressed in HEK293 cells with a His tag, supplied as a 0.22 μm filtered PBS solution for research use. The fragment is ~107 amino acids (~13 kDa) with endotoxin <1 EU/μg; store at -80°C and avoid repeated freeze-thaw cycles.
- Expressed in HEK293 human cells for mammalian post-translational modifications.
- His tag facilitates purification and detection.
- Supplied as a sterile 0.22 μm filtered PBS solution.
- Low endotoxin level (<1 EU/μg) suitable for sensitive assays.
- Fragment corresponds to residues V593-K699 (≈107 aa, ~13 kDa).
- Stable long-term at -80°C; avoid repeated freeze-thaw cycles.
Medchemexpress LLC L-selectin/CD62L protein, mouse (HEK293, His) | ≥98.0% | 100 UG
Recombinant mouse L-selectin (CD62L) ectodomain expressed in HEK293 cells and produced with a C-terminal His tag. Supplied as a sterile, 0.22 μm-filtered PBS solution for in vitro research use, it is suitable for binding and receptor-ligand interaction studies, antibody development, and biochemical assays. Consult the product COA and datasheet for batch-specific concentration and analytical data.
- Expressed in HEK293 cells.
- C-terminal His tag for detection or purification.
- Molecular weight approximately 70-80 kDa.
- Purity ≥98.0% (per COA).
- Endotoxin <1 EU/μg.
- Formulated in PBS, 0.22 μm filtered.
- Store at -80°C; ship on dry ice; avoid repeated freeze-thaw cycles.
Medchemexpress LLC R-spondin-2 (RSPO2) protein, mouse, Fc-fusion | >85.0% | 50 UG
Recombinant mouse R-spondin-2 Fc-fusion protein produced in HEK293 cells, supplied as a purified, sterile-filtered aqueous solution for research use. The protein comprises the extracellular region (N24-G205) fused to a C-terminal Fc tag and is intended for signaling and cell-culture assays.
- Species: mouse
- Expression system: HEK293 mammalian cells
- Construct: N24-G205, C-terminal Fc fusion
- Predicted molecular weight: ~47.4 kDa (observed ~45-50 kDa)
- Purity: >85.0%
- Endotoxin: <1 EU/μg
- Formulation: PBS, pH 7.4, 0.22 μm filtered
- Storage: store at -80°C; avoid repeated freeze-thaw cycles
- Intended use: for research use only
ILEX LIFE SCIENCES LLC PAN Biotech Williams Medium E without glucose without glutamine without phenol red 3000 ML 1/EA
PAN-Biotech William s Medium E w/o Glucose w/o L-Glutamine w/o Phenol red w 2 24 g/L NaHCO3 6 x 500 ml INTRODUCTION Williams and Gunn originally developed William s E Medium as a reduced serum-supplemented medium for long-term cell cultures of adult rat liver epithelial cells William s E Medium may also be used for the cultivation of primary hepatocyte cells of other species as well as human-derived HepaRG cells The medium is unique in that it contains zinc iron manganese non-essential amino acids the reducing agent glutathione and the lipid methyl linoleate BICARBONATE With 2 24 g/L Sodium Bicarbonate GLUCOSE Without glucose GLUTAMINE No Glutamine HEPES Without HEPES LIQUID/POWDER Liquid PHENOL RED Without Phenol Red SODIUM PYRUVATE With Sodium Pyruvate STERILE Yes STORAGE TEMP 2 C - 8 C MANUFACTURER PAN-Biotech GmbH COUNTRY OF ORIGIN Germany USAGE Laboratory Research Use Only Not for use in diagnostic or therapeutic procedures