R&D Systems

R&D Systems
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Recombinant and Natural Bioactive Proteins

Recombinant and Natural Bioactive Proteins

  • Tested with relevant bioassays to demonstrate biological activity
  • Refolded properly
  • Confirrmed high purity
  • Consistent from lot-to-lot
  • Contain low endotoxin levels
  • Also available as Animal-Free and GMP-grade
Application Qualified Antibodies

Application Qualified Antibodies

  • Raised against mature, full-length, and biologically-active proteins
  • Manufactured in R&D Systems laboratories
  • Validated by R&D Systems scientists for up to ten applications
  • Conjugated to an extensive selection of fluorochromes and non-fluorescent labels
Quantikine™ ELISAs

Quantikine™ ELISAs

  • The most referenced ELISAs
  • Tested extensively for cross-reactivity
  • Provides accuracy, sensitivity and specificity
  • Consistent from lot-to-lot
  • Manufactured at R&D Systems for full-control over development and quality control
Luminex™ Performance and Screening Assays

Luminex™ Performance and Screening Assays

Performance Assay:

  • All analytes in a given panel are optimized and tested together to ensure maximum performance for the entire panel
  • Kits undergo similar validation testing and are correlated with the Quantikine ELISA

Screening Assay:

  • Up to 100 human and 40 mouse analytes can be simultaneously profiled for ultimate flexibility
  • The most cost-effective assay for profiling multiple markers
  • The menu of analytes is rapidly expanding
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1 – 15of48,903results
2

R&D Systems™ Stop Solution 2N Sulfuric Acid

For stopping the action of HRP on the substrate, tetramethylbenzidine

3

R&D Systems™ Polystyrene Microplates

high-binding, flat-bottom polystyrene microplates

Array8 x 12
No. of Wells96
FormatStandard
MaterialPolystyrene
For Use With (Application)ELISA
Well ShapeFlat Bottom (F-well)
4

R&D Systems™ Reagent Diluent Concentrate 2

10X Concentrated 10% BSA Solution for DuoSets

5

R&D Systems™ Recombinant Human IL-6 Protein

A New rh IL-6 is Available! The new protein has ∼2 fold better activity and is HEK293 expressed!

6

R&D Systems™ Human/Mouse/Rat Activin A Quantikine ELISA Kit

Human/Mouse/Rat Activin A Quantikine ELISA Kit from the most referenced ELISA manufacturer. Highly validated for accurate quantitation and long-term reproducibility.

7

R&D Systems™ Quantikine ELISA Wash Buffer 1

Quantikine ELISA Wash Buffer 1 from the most referenced ELISA manufacturer. Highly validated for accurate quantitation and long-term reproducibility.

8

R&D Systems™ Recombinant Human SCF Protein

Extensive quality control produces industry leading bioactivity and lot-to-lot consistency that instills confidence in results and ensures reproducibility. Applications: Bioactivity

Purity or Quality Grade97%, by SDS-PAGE under reducing conditions and visualized by silver stain.
ConjugateUnconjugated
Gene Aliasc-kit Ligand, DCUA, DFNA69, DKFZp686F2250, familial progressive hyperpigmentation 2, FPH2, FPHH, KIT ligand, Kitl, KITLG, KL-1, Mast cell growth factor, MGF, MGFSHEP7, SCFStem cell factor, SFc-Kit ligand, SHEP7, SLF, steel factor
Molecular Weight (g/mol)M.W. (theroretical): 19 kDa
Gene ID (Entrez)4254
Storage RequirementsUse a manual defrost freezer and avoid repeated freeze-thaw cycles. 12 months from date of receipt, -20 to -70° C as supplied. 1 month, 2 to 8° C under sterile conditions after reconstitution. 3 months, -20 to -70° C under sterile conditions after reconstitution.
SourceE. coli-derived human SCF/c-kit Ligand protein Glu26-Ala189,with an N-terminal Met
RecombinantRecombinant
NameSCF/c-kit Ligand
9

R&D Systems™ Streptavidin-HRP

For use in ELISAs, dilute to the working concentration specified on the vial label using 1% BSA/PBS or Reagent Diluent Concentrate 2 (Catalog # DY995) diluted 1:10 in deionized water.

10

R&D Systems™ Recombinant Human IFN-gamma Protein

Extensive quality control produces industry leading bioactivity and lot-to-lot consistency that instills confidence in results and ensures reproducibility. Applications: Bioactivity

Purity or Quality Grade97%, by SDS-PAGE under reducing conditions and visualized by silver stain.
ConjugateUnconjugated
Molecular Weight (g/mol)16.9 kDa
Gene ID (Entrez)3458
Quantity100μg
Storage RequirementsUse a manual defrost freezer and avoid repeated freeze-thaw cycles. 12 months from date of receipt, -20 to -70° C as supplied. 1 month, 2 to 8° C under sterile conditions after reconstitution. 3 months, -20 to -70° C under sterile conditions after reconstitution.
SourceE. coli-derived human IFN-gamma protein Gln24-Gln166 with an N-terminal Met
RecombinantRecombinant
NameIFN-gamma
11

R&D Systems™ ITS Media Supplement (100X)

Supports cell proliferation under low serum conditions. R&D Systems ITS Media Supplement (100X) is a pre-optimized and serum-free media supplement that helps to maintain culture media consistency across passages and experiments.

12

R&D Systems™ Recombinant Human TL1A/TNFSF15 Protein

Extensive quality control produces industry leading bioactivity and lot-to-lot consistency that instills confidence in results and ensures reproducibility. Applications: Bioactivity

Purity or Quality Grade90%, by SDS-PAGE under reducing conditions and visualized by silver stain.
ConjugateUnconjugated
Molecular Weight (g/mol)21 kDa (monomer)
Gene ID (Entrez)9966
Quantity10μg
Storage RequirementsUse a manual defrost freezer and avoid repeated freeze-thaw cycles. 12 months from date of receipt, -20 to -70° C as supplied. 1 month, 2 to 8° C under sterile conditions after reconstitution. 3 months, -20 to -70° C under sterile conditions after reconstitution.
SourceE. coli-derived human TL1A/TNFSF15 protein Leu72-Leu251,with an N-terminal Met
RecombinantRecombinant
NameTL1A/TNFSF15
13

R&D Systems™ GDF-8/Myostatin Quantikine ELISA Kit

GDF-8/Myostatin Quantikine ELISA Kit from the most referenced ELISA manufacturer. Highly validated for accurate quantitation and long-term reproducibility.

14

R&D Systems™ Recombinant Human/Mouse/Rat Activin A Protein

CHO derived

Purity or Quality Grade>95%, by SDS-PAGE with silver staining.
ConjugateUnconjugated
Molecular Weight (g/mol)M.W. (Observed): 14 kDa, reducing conditions 24 kDa, non-reducing conditions; M.W. (theoretical): 13 kDa (monomer)
Gene SymbolINHBA
Endotoxin Concentration<0.01 EU / 1 μg of the protein by the LAL method.
Storage RequirementsUse a manual defrost freezer and avoid repeated freeze-thaw cycles. 12 months from date of receipt, -20°C to -70°C as supplied. 1 month, 2°C to 8°C under sterile conditions after reconstitution. 3 months, -20°C to -70°C under sterile conditions after reconstitution.
For Use With (Application)Bioactivity
ProteinActivin A
SourceChinese Hamster Ovary cell line, CHO-derived Activin A protein Gly311-Ser426
NameActivin A
Accession NumberP08476
Gene ID (Entrez)3624
ReconstitutionReconstitute at 100-500 μg/mL in sterile 4 mM HCl.
Structural FormDisulfide-linked homodimer
RecombinantRecombinant
15

R&D Systems™ Human Dkk-1 Quantikine ELISA Kit

Human Dkk-1 Quantikine ELISA Kit from the most referenced ELISA manufacturer. Highly validated for accurate quantitation and long-term reproducibility.

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About R&D Systems

A leading supplier of cell biology reagents with over 25 years of experience servicing the research community, R&D Systems develops and manufactures more than 95% of their products. All materials are controlled to ensure that R&D Systems meets the standards vital to delivering the highest quality products.

Tocris

Tocris is a high-quality provider of biologically active, small molecules. They offer a unique collection of over 3,000 life science biological research products with strengths in neuroscience and cell signaling. The product range comprises small molecule and peptide agonists, antagonists and inhibitors, as well as controlled substances, toxins, caged compounds, fluorescent probes, screening libraries and ligand sets useful in many research areas.

Boston Biochem

Boston Biochem, Inc. is the leading global producer of ubiquitin-related research products. Boston Biochem specializes in several related product lines for ubiquitin and ubiquitin-like (UBL) proteins (e.g. Apg8, FAT10, ISG15, NEDD8, SUMO, UFM1) and associated enzymes, substrates, inhibitors and kits.