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1 – 15 of 362 results
1

R&D Systems™ Recombinant Human EGF 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 Grade >97%, by SDS-PAGE visualized with Silver Staining and quantitative densitometry by Coomassie™ Blue Staining.
Conjugate Unconjugated
Molecular Weight (g/mol) M.W. (Observed): 6 kDa, reducing conditions; M.W. (theoretical): 6 kDa
Gene Symbol EGF
Endotoxin Concentration <0.10 EU / 1 μg of the protein by the LAL method.
Storage Requirements Use 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
Protein EGF
Source E. coli-derived human EGF protein Asn971-Arg1023, with an N-terminal Met
Name EGF
Accession Number P01133
Gene ID (Entrez) 1950
Formulation Lyophilized from a 0.2 μm filtered solution in PBS.
Reconstitution Reconstitute at 500 μg/mL in sterile PBS.
Recombinant Recombinant
2

R&D Systems™ Recombinant Human FGF basic/FGF2/bFGF (146 aa) Protein

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

3

R&D Systems™ Recombinant Human FGF basic/FGF2/bFGF (146 aa) Protein

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

4

R&D Systems™ Recombinant Human TNF-alpha Protein

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

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!

Purity or Quality Grade >97%, by SDS-PAGE under reducing conditions and visualized by silver stain.
Conjugate Unconjugated
Molecular Weight (g/mol) M.W. theroretical: 20.9 kDa
Gene Symbol IL6
Endotoxin Concentration <0.10 EU / 1 μg of the protein by the LAL method.
Storage Requirements Use 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
Protein IL-6
Source E. coli-derived human IL-6 protein Pro29-Met212
Name IL-6
Accession Number Q75MH2
Gene Alias B-cell differentiation factor, B-cell stimulatory factor 2, BSF2, BSF-2, CDF, CTL differentiation factor, HSF, hybridoma growth factor, IFNB2, IFN-beta-2, IL6, IL-6, Interferon beta-2, interleukin 6 (interferon, beta 2), interleukin BSF-2, interleukin-6, MGI-2A
Gene ID (Entrez) 3569
Formulation Lyophilized from a 0.2 μm filtered solution in PBS and NaCl.
Recombinant Recombinant
6

R&D Systems™ Recombinant Human TNF-alpha, Biotinylated Protein

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

7

R&D Systems™ Recombinant Human IL-10 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 Grade >97%, by SDS-PAGE visualized with Silver Staining and quantitative densitometry by Coomassie™ Blue Staining.
Conjugate Unconjugated
Molecular Weight (g/mol) 18.6 kDa
Gene Symbol IL10
Endotoxin Concentration <0.10 EU per 1 μg of the protein by the LAL method.
Storage Requirements Manual defrost freezer; Avoid repeated freeze-thaw cycles; 12 mo. from receipt, -20 to -70°C as supplied; 1 mo, 2 to 8°C under sterile conditions after reconstitution; 3 mo, -20 to -70°C under sterile conditions after reconstitution
For Use With (Application) Bioactivity
Source <EM>Spodoptera frμgiperda</EM>, <EM>Sf</EM> 21 (baculovirus)-derived human IL-10 protein Ser19-Asn178
Accession Number P22301
Regulatory Status RUO
Gene Alias CSIF, CSIFMGC126450, Cytokine synthesis inhibitory factor, GVHDS, IL10, IL10A, IL-10MGC126451, interleukin 10, interleukin-10, TGIF
Gene ID (Entrez) 3586
Formulation Lyophilized from a 0.2 μm filtered solution in PBS with BSA as a carrier protein. *1 mg pack size (01M) is supplied as a 0.2 μm filtered solution in PBS with BSA as a carrier protein.
Reconstitution Reconstitute at 50 μg/mL in sterile PBS containing at least 0.1% human or bovine serum albumin.
Cross Reactivity IL-10
Species Human
8

R&D Systems™ Recombinant Human FGF basic/FGF2/bFGF (146 aa) Protein

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

9

R&D Systems™ Recombinant Human TNF-alpha Protein

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

10

R&D Systems™ Recombinant Human VEGF 165 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 Grade 97%, by SDS-PAGE with silver staining.
Conjugate Unconjugated
Molecular Weight (g/mol) observed_molecular_weight: 20-22 kDa, under reducing conditions. 39-42 kDa, under non-reducing conditions.
Gene ID (Entrez) 7422
Storage Requirements Use 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.
Source Spodoptera frugiperda,Sf 21 (baculovirus)-derived human VEGF protein Ala27-Arg191
Recombinant Recombinant
Name VEGF 165
11

R&D Systems™ Recombinant Human FGF basic/FGF2/bFGF (146 aa) Protein

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

13

R&D Systems™ Recombinant Human FGF basic/FGF2/bFGF (145 aa) Protein

Measured in a cell proliferation assay using NR6R-3T3 mouse fibroblast cells.

Purity or Quality Grade >95%, by SDS-PAGE under reducing conditions and visualized by silver stain.
Conjugate Unconjugated
Molecular Weight (g/mol) M.W. (theoretical): 16 kDa
Gene Symbol FGF2
Endotoxin Concentration <0.01 EU / 1 μg of the protein by the LAL method.
Storage Requirements Use 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
Protein FGF basic/FGF2/bFGF
Source E. coli-derived human FGF basic/FGF2/bFGF protein Ala144-Ser288
Accession Number NP_001997
Gene ID (Entrez) 2247
Formulation Lyophilized from a 0.2 μm filtered solution in Tris-HCl and NaCl.
Reconstitution Reconstitute at 100 μg/mL in sterile PBS.
Species Human
14

R&D Systems™ Recombinant Human IL-4 Protein

Carrier Free Recombinant Protein

Purity or Quality Grade >97%, by SDS-PAGE visualized with Silver Staining and quantitative densitometry by Coomassie™ Blue Staining.
Conjugate Unconjugated
Molecular Weight (g/mol) M.W. (Observed): 13 kDa, under reducing conditions., M.W. (Theoretical): 15.1 kDa
Endotoxin Concentration <0.10 EU per 1μg of the protein by the LAL method.
Storage Requirements Use 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.
For Use With (Application) Bioactivity
Protein IL-4
Source E. coli-derived human IL-4 protein His25-Ser153, with an N-terminal Met
Accession Number P05112.1
Gene Alias B cell growth factor 1, BCDF, B-cell stimulatory factor 1, BCGF1, BCGF-1, binetrakin, BSF1, BSF-1, IL4, IL-4B_cell stimulatory factor 1, IL4E12, interleukin 4, interleukin-4, Lymphocyte stimulatory factor 1, MGC79402, Pitrakinra
Gene ID (Entrez) 3565
Formulation Lyophilized from a 0.2μm filtered solution in PBS with Trehalose.
Reconstitution Reconstitute the 10μg size at 100μg/mL in PBS. Reconstitute all other sizes at 500μg/mL in PBS.
Species Human
15

R&D Systems™ Recombinant Human GDNF Protein

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

Purity or Quality Grade 97%, by SDS-PAGE under reducing conditions and visualized by silver stain.
Conjugate Unconjugated
Molecular Weight (g/mol) 11.6 kDa (monomer)
Gene ID (Entrez) 2668
Structural Form Disulfide-linked homodimer
Storage Requirements Use 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.
Source Mouse myeloma cell line,NS0-derived human GDNF protein Arg109-Ile211
Recombinant Recombinant
Name GDNF