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IL-21 Antibodies

(Interleukin 21 (IL21))

Choose one of 110 IL-21 antibodies from our product listing based on 18 publications and 33 validation images.

Explore reliable IL-21 antibodies from a broad selection of renowned manufacturers. Our portfolio enables accurate IL-21 detection across multiple species, including Human, Mouse, Rat, Non-Human Primate, Cow, Horse, Pig, Dog, Goat, Sheep, and supports diverse research applications such as WB, ELISA, IHC, IF (p), ICC.

Quickly find the right antibody using our search, filter, and comparison tools. Each product page provides detailed validation data, literature references, and customer feedback. Unlike comparison-only resources, you can conveniently purchase antibodies directly through our site. Choose from polyclonal, monoclonal, or recombinant IL-21 antibodies derived from various hosts such as Rabbit, Mouse, Goat. Browse our products below and order directly to support your research with confidence.

Alternative names for IL-21 are IL21, Il21.

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110 results

IL-21 antibody (AA 25-162)
IL21 Reactivity: Human WB, IHC Host: Rabbit Polyclonal unconjugated
Catalog No. ABIN6142359
$355.00
Plus shipping costs $50.00
100 μL (More quantities available)
Shipping to: United States
Will be delivered in 1 Business Day
Details
Details
 
IL-21 antibody (AA 1-162)
IL21 Reactivity: Human WB, PLA Host: Rabbit Polyclonal unconjugated
Catalog No. ABIN528381
$504.43
Plus shipping costs $50.00
100 μg
Shipping to: United States
Delivery in 11 to 12 Business Days
Details
Details
 
IL-21 antibody (AA 25-146)
IL21 Reactivity: Mouse WB, IHC, IP, ICC Host: Rabbit Polyclonal unconjugated
Catalog No. ABIN7433939
$320.14
Plus shipping costs $50.00
100 μL (More quantities available)
Shipping to: United States
Delivery in 13 to 16 Business Days
Details
Details
 
IL-21 antibody (AA 25-162)
IL21 Reactivity: Human ELISA, IHC Host: Rabbit Polyclonal unconjugated
Catalog No. ABIN7156850
$394.68
Plus shipping costs $50.00
100 μL (More quantities available)
Shipping to: United States
Delivery in 13 to 16 Business Days
Details
Details
 
IL-21 antibody (AA 65-155)
IL21 Reactivity: Human, Mouse WB, ELISA, IF (p), IHC (p) Host: Rabbit Polyclonal unconjugated
Pubmed 3 references
Catalog No. ABIN748133
$384.62
Plus shipping costs $50.00
100 μL
Shipping to: United States
Delivery in 4 to 6 Business Days
Details
Details
 
IL-21 antibody (C-Term)
IL21 Reactivity: Human WB Host: Rabbit Polyclonal RB33749 unconjugated
Catalog No. ABIN657761
$451.00
Plus shipping costs $50.00
400 μL (More quantities available)
Shipping to: United States
Delivery in 10 to 11 Business Days
Details
Details
 
IL-21 antibody (AA 23-155)
IL21 Reactivity: Human WB, IHC Host: Rabbit Polyclonal unconjugated
Catalog No. ABIN1174928
$232.00
Plus shipping costs $50.00
100 μL (More quantities available)
Shipping to: United States
Delivery in 15 to 18 Business Days
Details
Details
 
IL-21 antibody
IL21 Reactivity: Human, Rat WB, IHC, IC, IF Host: Rabbit Polyclonal unconjugated
Catalog No. ABIN7307930
$330.77
Plus shipping costs $50.00
100 μL (More quantities available)
Shipping to: United States
Delivery in 13 to 14 Business Days
Details
Details
 
IL-21 antibody (AA 63-162)
IL21 Reactivity: Human WB, ELISA Host: Mouse Polyclonal unconjugated
Catalog No. ABIN566195
$359.85
Plus shipping costs $50.00
50 μL
Shipping to: United States
Delivery in 11 to 12 Business Days
Details
Details
 
IL-21 antibody (AA 1-146)
IL21 Reactivity: Rat WB, IHC, IP, ICC Host: Rabbit Polyclonal unconjugated
Catalog No. ABIN7433942
$334.16
Plus shipping costs $50.00
100 μL (More quantities available)
Shipping to: United States
Delivery in 13 to 16 Business Days
Details
Details
 
IL-21 antibody (Internal Region)
IL21 Reactivity: Human, Mouse, Rat WB, ELISA, IHC, ICC, IF Host: Rabbit Polyclonal unconjugated
Catalog No. ABIN6257277
$494.77
Plus shipping costs $50.00
100 μL (More quantities available)
Shipping to: United States
Delivery in 11 to 12 Business Days
Details
Details
 
IL-21 antibody (Biotin)
IL21 Reactivity: Human, Non-Human Primate ELISA Host: Mouse Monoclonal MT21-3m Biotin
Pubmed 5 references
Catalog No. ABIN6964032
$465.77
Plus shipping costs $50.00
250 μg
Shipping to: United States
Will be delivered in 1 Business Day
Details
Details
 
IL-21 antibody (AA 1-162)
IL21 Reactivity: Human WB Host: Mouse Polyclonal unconjugated
Catalog No. ABIN528380
$520.15
Plus shipping costs $50.00
50 μg
Shipping to: United States
Delivery in 11 to 12 Business Days
Details
Details
 
IL-21 antibody
IL21 Reactivity: Human, Non-Human Primate Neut Host: Mouse Monoclonal MT216G-21-3m unconjugated
Pubmed 2 references
Catalog No. ABIN6964031
$714.23
Plus shipping costs $50.00
500 μg
Shipping to: United States
Will be delivered in 1 Business Day
Details
Details
 
IL-21 antibody
IL21 Reactivity: Human, Non-Human Primate ELISA, ELISpot Host: Mouse Monoclonal MT216G unconjugated
Pubmed 4 references
Catalog No. ABIN6963915
$1,276.54
Plus shipping costs $50.00
1 mg (More quantities available)
Shipping to: United States
Will be delivered in 1 Business Day
Details
Details
 
IL-21 antibody (Biotin)
IL21 Reactivity: Human, Non-Human Primate ELISA, ELISpot Host: Mouse Monoclonal MT21-3m Biotin
Pubmed 4 references
Catalog No. ABIN6963916
$1,570.77
Plus shipping costs $50.00
1 mg (More quantities available)
Shipping to: United States
Will be delivered in 1 Business Day
Details
Details
 
IL-21 antibody (Intermediate Domain)
IL21 Reactivity: Human WB, IF, EIA Host: Rabbit Polyclonal unconjugated
Catalog No. ABIN499986
$840.00
Plus shipping costs $50.00
0.1 mg
Shipping to: United States
Will be delivered in 1 Business Day
Details
Details
 
IL-21 antibody (PE)
IL21 Reactivity: Human ICFC Host: Mouse Monoclonal 3A3-N2 PE
Catalog No. ABIN7457148
$204.00
Plus shipping costs $50.00
20 tests
Shipping to: United States
Delivery in 17 to 21 Business Days
Details
Details
 
IL-21 antibody (APC)
IL21 Reactivity: Human ICFC Host: Mouse Monoclonal 3A3-N2 APC
Catalog No. ABIN7456559
$204.00
Plus shipping costs $50.00
20 tests
Shipping to: United States
Delivery in 17 to 21 Business Days
Details
Details
 
IL-21 antibody
IL21 Reactivity: Human ELISA Host: Human, Rabbit Chimeric 11F1 unconjugated
Catalog No. ABIN7608001
$211.02
Plus shipping costs $50.00
10 μg
Shipping to: United States
Delivery in 12 to 14 Business Days
Details
Details
 
show more results
  • Type Primary
    • Primary
  • Application
    • Western Blotting (WB)
    • ELISA
    • Immunohistochemistry (IHC)
    • Immunofluorescence (Paraffin-embedded Sections) (IF (p))
    • Immunocytochemistry (ICC)
    • Immunoprecipitation (IP)
    • Neutralization (Neut)
    • Flow Cytometry (FACS)
    • Immunochromatography (IC)
    • Immunohistochemistry (Paraffin-embedded Sections) (IHC (p))
    • Immunofluorescence (IF)
    • Immunofluorescence (fixed cells) (IF/ICC)
    • ELISpot
    • Enzyme Immunoassay (EIA)
    • Intracellular Flow Cytometry (ICFC)
    • Blocking Antibody (Inhibition)
    • Functional Studies (Func)
    • Proximity Ligation Assay (PLA)
  • Reactivity
    • Human
    • Mouse
    • Rat
    • Non-Human Primate
    • Cow
    • Horse
    • Pig
    • Dog
    • Goat
    • Sheep
  • Cited in publications
  • Images available
  • Preservative free only
  • Carrier free only
  • Host
    • Rabbit
    • Mouse
    • Goat
    • Human
    • Rat
  • Clonality
    • Polyclonal
    • Monoclonal
    • Chimeric
  • Clone
    • 11F1
    • 3A3-N2
    • ABS1438
    • C2
    • MT21-3m
    • SB134f
    • 2B2-G20
    • ABS0470
    • B-P41
    • B-Z16
    • MT216G
    • MT216G-21-3m
    • NN9828
    • NNC-114-0005
    • RB33749
    • RM0268-6G53
    • SAA0390
    • SB134b
  • Binding Specificity
    • AA 65-155
    • AA 104-132
    • C-Term
    • AA 1-162
    • N-Term
    • AA 1-146
    • AA 110-139
    • AA 25-146
    • AA 25-162
    • AA 110-145
    • AA 118-146
    • AA 121-135
    • AA 18-146
    • AA 23-155
    • AA 23-162
    • AA 24-152
    • AA 30-162
    • AA 33-61
    • AA 40-68
    • AA 63-162
    • AA 91-140
    • Intermediate Domain
    • Internal Region
  • Conjugate
    • Un-conjugated
    • Biotin
    • APC
    • PE
    • FITC
    • HRP
    • AbBy Fluor® 350
    • AbBy Fluor® 488
    • AbBy Fluor® 555
    • AbBy Fluor® 594
    • AbBy Fluor® 647
    • AbBy Fluor® 680
    • AbBy Fluor® 750
    • Alexa Fluor 488
    • Alexa Fluor 555
    • Alexa Fluor 594
    • Alexa Fluor 647
    • Alexa Fluor 680
    • Alexa Fluor 750
    • Cy3
    • Cy5
    • Cy5.5
    • Cy7
    • FineTest®700
    • PerCP
  • Isotype
    • IgG
    • IgG1
    • kappa
    • IgG1 kappa
    • IgG2a
    • Ig Fraction
    • IgG2
    • IgG2b
  • Protein Type
    • Recombinant Antibody
  • Format
    • Liquid
    • Lyophilized
  • Supplier
    • antibodies-online
    • USBio
    • ProteoGenix
    • Signalway
    • Abbexa
    • Abeomics
    • Abiocode
    • Acris
    • Biomatik
    • Angio-Proteomie
    • Assay Biotechnology Company, Inc.
    • Aviva Systems Biology
    • Boster Bio
    • Cloud-Clone
    • Cohesion Biosciences
    • Rockland
    • Wuhan Fine biotech

Latest Publications for our IL-21 Antibodies

Yamamoto, Kitawaki, Sugimoto, Fujita, Kawase, Takaori-Kondo, Kadowaki: "Anti-inflammatory modulation of human myeloid-derived dendritic cell subsets by lenalidomide." in: Immunology letters, Vol. 211, pp. 41-48, (2020) (PubMed).

Laestadius, Ingelman-Sundberg, Myrberg, Verme, Sundberg, Schweiger, Saghafian-Hedengren, Nilsson: "Altered proportions of circulating CXCR5+ helper T cells do not dampen influenza vaccine responses in children with rheumatic disease." in: Vaccine, Vol. 37, Issue 28, pp. 3685-3693, (2020) (PubMed).

Zhou, Tong, Guan, Li, Feng, Zhou, Zhang: "Circulating follicular helper T cells presented distinctively different responses toward bacterial antigens in primary biliary cholangitis." in: International immunopharmacology, Vol. 51, pp. 76-81, (2018) (PubMed).

You, Zhang, Cui, Zhu, Lv, Tang, Sun: "Th9 cells promote antitumor immunity via IL-9 and IL-21 and demonstrate atypical cytokine expression in breast cancer." in: International immunopharmacology, Vol. 52, pp. 163-167, (2018) (PubMed).

Verstappen, Kroese, Meiners, Corneth, Huitema, Haacke, van der Vegt, Arends, Vissink, Bootsma, Abdulahad: "B Cell Depletion Therapy Normalizes Circulating Follicular Th Cells in Primary Sjögren Syndrome." in: The Journal of rheumatology, Vol. 44, Issue 1, pp. 49-58, (2017) (PubMed).

Ma, Sun, Zhai, Yu, Wang, Li, Ding: "Effect of follicular helper T cells on the pathogenesis of asthma." in: Experimental and therapeutic medicine, Vol. 14, Issue 2, pp. 967-972, (2017) (PubMed).

Gong, Zhu, Pang, Ai, Gong, La, Ding: "Increased levels of CCR7(lo)PD-1(hi) CXCR5+ CD4+ T cells, and associated factors Bcl-6, CXCR5, IL-21 and IL-6 contribute to repeated implantation failure." in: Experimental and therapeutic medicine, Vol. 14, Issue 6, pp. 5931-5941, (2017) (PubMed).

Amu, Lantto Graham, Bekele, Nasi, Bengtsson, Rethi, Sorial, Meini, Zazzi, Hejdeman, Chiodi: "Dysfunctional phenotypes of CD4+ and CD8+ T cells are comparable in patients initiating ART during early or chronic HIV-1 infection." in: Medicine, Vol. 95, Issue 23, pp. e3738, (2017) (PubMed).

Li, Sullivan, Rouphael, Yu, Banton, Maddur, McCausland, Chiu, Canniff, Dubey, Liu, Tran, Hagan, Duraisingham, Wieland, Mehta, Whitaker, Subramaniam, Jones, Sette, Vora, Weinberg, Mulligan, Nakaya et al.: "Metabolic Phenotypes of Response to Vaccination in Humans. ..." in: Cell, Vol. 169, Issue 5, pp. 862-877.e17, (2017) (PubMed).

Lasaviciute, Björkander, Carvalho-Queiroz, Hed Myrberg, Nussbaum, Nilsson, Bemark, Nilsson, Sverremark-Ekström, Saghafian-Hedengren: "Epstein-Barr Virus, but Not Cytomegalovirus, Latency Accelerates the Decay of Childhood Measles and Rubella Vaccine Responses-A 10-Year Follow-up of a Swedish Birth Cohort." in: Frontiers in immunology, Vol. 8, pp. 1865, (2017) (PubMed).

Aliases for IL-21 Antibodies

interleukin 21 (IL21) Antibodies
interleukin 21 (Il21) Antibodies
IL-21 Antibodies
Za11 Antibodies

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