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Bio-Techne offers over 500,000 proteins, antibodies, small molecules, ELISA kits, and more through the R&D Systems™, Novus Biologicals™, and Tocris Bioscience™ brands.

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Recombinant and Natural Bioactive Proteins

R&D Systems proteins undergo meticulous testing to ensure bioactivity, high purity, lot-to-lot consistency, and low endotoxin levels. Discover the comprehensive portfolio built over 45+ years.

Recombinant Proteins Animal-Free Recombinant Proteins Avi-Tag and Amine Biotinylated Proteins
Recombinant and Natural Bioactive Proteins

Antibodies

Explore a comprehensive range of thoroughly validated primary, secondary, and conjugated antibodies, spanning over 100 species and 70 applications from R&D Systems and Novus Biologicals.

IHC Validated Antibodies for Spatial Biology Simple Western Validated Antibodies Flow Cytometry Validated Antibodies
Antibodies

ELISA Kits

Help ensure accuracy, sensitivity, and specificity with the most referenced ELISA Kits. Explore R&D Systems Quantikine™, QuicKit, and DuoSet™ ELISA kits and reagents.

ELISA Kits ELISA Development Reagents
ELISA Kits

Small Molecules and Inhibitors

Discover a wide range of Tocris small molecule research tools aligned with current and emerging research trends.

Bioactive Small Molecules Biochemical Reagents
Small Molecules and Inhibitors

Cell Culture

Browse media, extracellular matrices, supplements, and more essential products for reproducible, robust cells.

Extracellular Matrices Reagents and Supplements Stem Cell Culture Media
Cell Culture

Discovery and High-Performance Assays

Save money, time, and sample volume with R&D Systems Luminex® multiplex assays. Explore the most customizable analyte menu available with up to 50 biomarkers in a panel.

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Discovery and High-Performance Assays

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Produced by Scientists for Scientists

Tailor the right protein solution to your research by choosing from the wide range of recombinant proteins.

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Trusted for Consistency and Specificity

See how R&D Systems and Novus antibodies can enable your progress from benchtop research to clinical applications.

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Trusted for Consistency and Specificity

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Learn how R&D Systems Luminex assays are designed to maximize multiplexing capacity and flexibility while maintaining assay specificity.

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1 – 15 of 48,598 results
1

R&D Systems™ Mouse GM-CSF Quantikine ELISA Kit

Mouse GM-CSF Quantikine ELISA Kit from the most referenced ELISA manufacturer. Highly validated for accurate quantitation and long-term reproducibility.

EDGE
Target Species Mouse
Conjugate HRP
Gene ID (Entrez) 12981
Sample Type Cell Culture Supernatant,Serum
Sample Volume Cell Culture Supernates (50uL),Serum (50uL)
Synonym colony stimulating factor 2 (granulocyte-macrophage), Colony-stimulating factor, CSF, CSF2, CSF-2, GMCSF, GM-CSF, GMCSFgranulocyte-macrophage colony-stimulating factor, granulocyte-macrophage colony stimulating factor, MGC131935, MGC138897, Molgramostim, molgramostin, sargramostim
Assay Sensitivity 5.8pg/mL
Assay Range 7.80 - 500pg/mL
For Use With (Application) ELISA
Cross Reactivity <50% cross-species reactivity observed with species tested. <0.5% cross-reactivity observed with available related molecules
2

R&D Systems™ Mouse/Rat IGF-I/IGF-1 Quantikine ELISA Kit
GSA_VA

Mouse/Rat IGF-I/IGF-1 Quantikine ELISA Kit from the most referenced ELISA manufacturer. Highly validated for accurate quantitation and long-term reproducibility.

EDGE
3

Tocris Bioscience™ sBADA

Green fluorescent D-amino acid for labeling peptidoglycans in bacteria

EDGE
4

R&D Systems™ DuoSet ELISA Ancillary Reagent Kit 2

Product Type Solid Phase Sandwich ELISA
Storage Requirements Store the unopened product at 2°C to 8°C. Do not use past expiration date.
For Use With (Application) ELISA
5

R&D Systems™ Stop Solution 2N Sulfuric Acid
GSA_VA

For stopping the action of HRP on the substrate, tetramethylbenzidine

6

R&D Systems™ Polystyrene Microplates
GSA_VA

high-binding, flat-bottom polystyrene microplates

Array 8 x 12
No. of Wells 96
Format Standard
Material Polystyrene
For Use With (Application) ELISA
Well Shape Flat Bottom (F-well)
7

R&D Systems™ Reagent Diluent Concentrate 2
GSA_VA

10X Concentrated 10% BSA Solution for DuoSets

8

R&D Systems™ Recombinant Human EGF Protein
GSA_VA

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
9

R&D Systems™ Recombinant Human TGF-beta 1 (Human Cell-expressed) 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 95%, by SDS-PAGE under reducing conditions and visualized by silver stain.
Conjugate Unconjugated
Gene Alias CEDLAP, DPD1, latency-associated peptide, TGF beta1, TGFB, TGFB1, TGFbeta, TGFbeta 1, TGF-beta 1 protein, TGF-beta-1, transforming growth factor beta-1, transforming growth factor, beta 1
Molecular Weight (g/mol) 12.8 kDa (monomer)
Gene ID (Entrez) 7040
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 Human embryonic kidney cell,HEK293-derived human TGF-beta 1 protein Ala279-Ser390
Recombinant Recombinant
Name TGF-beta 1
10

Tocris Bioscience™ CGRP (rat)
GREENER_CHOICE

Potent vasodilator

11

R&D Systems™ Recombinant Human IGF-I/IGF-1 Protein
GSA_VA

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) 7.6 kDa
Gene ID (Entrez) 3479
Formulation Lyophilized from a 0.2μm filtered solution in PBS.
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 E. coli-derived human IGF-I/IGF-1 protein Gly49-Ala118
Recombinant Recombinant
Name IGF-I/IGF-1
12

R&D Systems Human CD34 Alexa Fluor 488-conjugated Antibody, R&D Systems™
GREENER_CHOICE

Mouse Monoclonal Antibody has been used in 2 publications

13

R&D Systems Human IL-6 Quantikine ELISA Kit

For measuring human IL-6 in cell culture supernates, serum, plasma, and urine

Target Human
Specificity Natural and recombinant human IL-6.
Gene ID (Entrez) 3569
Sample Type Cell Culture Supernatant,Serum,Plasma (EDTA),Plasma (Heparin),Urine
Synonym 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
Assay Sensitivity 0.626 pg/mL
Storage Requirements Store the unopened product at 2 - 8 °C. Do not use past expiration date.
Assay Range 3.13 - 300 pg/mL
14

R&D Systems™ Recombinant Human IL-6/IL-6R alpha Protein Chimera

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

15

R&D Systems™ BMP-2 Quantikine ELISA Kit
GSA_VA

BMP-2 Quantikine ELISA Kit from the most referenced ELISA manufacturer. Highly validated for accurate quantitation and long-term reproducibility.

Specificity Natural and mammalian-expressed recombinant human BMP-2. This assay does not recognize E. coli-expressed BMP-2.
Target Species Human,Mouse,Rat
Conjugate HRP
Product Type Solid Phase Sandwich ELISA
Gene ID (Entrez) 650 (Human); 12156 (Mouse); 29373 (Rat)
Sample Type Bone Extracts,Cell Culture Supernatant
Sample Volume Cell Culture Supernates (50uL),Bone Extracts (50uL)
Synonym BDA2, BMP2, BMP-2, BMP-2 A, BMP2ABone morphogenetic protein 2 A, bone morphogenetic protein 2, SSFSC
Assay Sensitivity 29pg/mL
Storage Requirements Store the unopened product at 2° to 8°C. Do not use past expiration date.
Assay Range 62.50 - 4000pg/mL
For Use With (Application) ELISA
Cross Reactivity <50% cross-species reactivity observed with species tested. Cross-reactivity observed with 1 or more available related molecules.

Resources

ELISA Comparison Data Sheet

Get help with selecting the ELISA format that best meets your analysis or biodiscovery needs.
Filename
elisa-comparison-data-sheet.pdf
Size
313 KB
Format
application/pdf

Bio-Techne R&D Systems Quantikine QuicKit ELISA Data Sheet

Learn how Bio-Techne R&D Systems Quantikine QuicKit ELISAs can increase efficiency in your lab.
Filename
bio-techne-rd-systems-quantikine-quickit-elisa-data-sheet.pdf
Size
274 KB
Format
application/pdf

Bio-Techne R&D Systems DuoSet ELISA Data Sheet

Discover how Bio-Techne R&D Systems DuoSet ELISA Development Systems can be customized to your needs.
Filename
bio-techne-rd-systems-duoset-elisa-data-sheet.pdf
Size
446 KB
Format
application/pdf

Bio-Techne Proteome Profiler Antibody Arrays Brochure

Conduct simple and powerful analysis with Bio-Techne Proteome antibody arrays.
Filename
bio-techne-proteome-profiler-antibody-arrays-brochure.pdf
Size
1 MB
Format
application/pdf

Bio-Techne Organoid Qualified Cultrex Extract Data Sheet

Learn more about the features and benefits of Bio-Techne Cultrex Basement Membrane Extracts.
Filename
bio-techne-organoid-qualified-cultrex-extract-data-sheet.pdf
Size
2 MB
Format
application/pdf

Bio-Techne N21-MAX Supplements Data Sheet

Discover an alternative to standard B27 supplements that are optimized for reliable maturation.
Filename
bio-techne-n21-max-supplements-data-sheet.pdf
Size
1 MB
Format
application/pdf

Bio-Techne Cultrex Extracellular Matrix and Proteins Data Sheet

Compare Bio-Techne Cultrex basic membrane extracts and extracellular matrix proteins to select the right products for your research needs.
Filename
bio-techne-cultrex-extracellular-matrix-and-proteins-data-sheet.pdf
Size
868 KB
Format
application/pdf

Bio-Techne Cell Culture Data Sheet

Explore the benefits of reliable Bio-Techne reagents, proteins, supplements, and more.
Filename
bio-techne-cell-culture-data-sheet.pdf
Size
337 KB
Format
application/pdf

Bio-Techne Antibodies Data Sheet

See how Bio-Techne antibodies can enable your progress from benchtop research to clinical applications.
Filename
bio-techne-antibodies-data-sheet.pdf
Size
1000 KB
Format
application/pdf

Luminex Portfolio Brochure

Learn how R&D Systems Luminex assays are designed to maximize multiplexing capacity and flexibility while maintaining assay specificity.
Filename
luminex-portfolio-brochure-v2.pdf
Size
3 MB
Format
application/pdf

Bio-Techne Recombinant Proteins Catalog

Tailor the right protein solution to your research by choosing from the wide range of Bio-Techne recombinant proteins.
Filename
bio-techne-recombinant-proteins-catalog.pdf
Size
3 MB
Format
application/pdf

R&D Systems

R&D Systems, part of Bio-Techne, offers an extensive catalog of over 500,000 proteins, antibodies, small molecules, ELISA kits, cell culture reagents, and more. Its branded portfolio includes R&D Systems, Novus Biologicals, and Tocris Bioscience brands.

Bio-Techne is a global developer, manufacturer, and supplier of premium reagents, analytical instruments, and precision diagnostics. Whether you’re at the cutting edge of academic research, translating basic discoveries to therapeutic leads, or at a facility that requires the highest level of diagnostic testing, Bio-Techne’s award-winning tools and solutions empower scientists and clinicians to achieve reproducible and consistent results. Trusting Bio-Techne means choosing confidence that every solution you use will help move you toward better answers.