Explore our collection of 51 highly validated CD28 antibodies suitable for WB, IHC, ICC/IF, ELISA, Flow Cytometry and more. Our range includes polyclonal, monoclonal and recombinant antibodies that react with samples derived from human, mouse, rat, bovine and chicken. CD28 antibodies are widely used as cytotoxic t cell markers, memory t cell markers and t helper cell markers. These antibodies are available in low endotoxin formats, carrier free formulations, unconjugated and directly labeled with Biotin, PE, APC, FITC, PerCP and more. Several antibodies are also available in trial sizes.
Synonyms: T-cell-specific surface glycoprotein CD28 and TP44
Anti-CD28 Antibody [CD28.2] (PerCP) (A86491) | |
100T/$445 | |
| Description: | Mouse monoclonal [CD28.2] antibody to CD28 (PerCP). |
| Applications: | Flow Cytometry |
| Reactivity: | Human, Non-Human Primates |
| Conjugate: | PerCP |
![Flow Cytometry - Anti-CD28 Antibody [CD28.2] (PerCP) (A86490) - Antibodies.com](https://cdn.antibodies.com/image/catalog/86/A86491_677.jpg?profile=product_search)
Anti-CD28 Antibody [CD28.2] (A86493) | |
10µg - 100µg/$200 – $340 | |
| Description: | Mouse monoclonal [CD28.2] antibody to CD28. |
| Applications: | Flow Cytometry, IP, WB, IHC-Fr, ICC |
| Reactivity: | Human, Non-Human Primates |
| Conjugate: | Unconjugated |
![Flow Cytometry - Anti-CD28 Antibody [CD28.2] (A86491) - Antibodies.com](https://cdn.antibodies.com/image/catalog/86/A86493_678.jpg?profile=product_search)
Anti-CD28 Antibody [CD28.2] (PerCP-Cyanine 5.5) (A121942) | |
100T/$635 | |
| Description: | Mouse monoclonal [CD28.2] antibody to CD28 (PerCP-Cyanine 5.5). |
| Applications: | Flow Cytometry |
| Reactivity: | Human, Non-Human Primates |
| Conjugate: | PerCP-Cyanine 5.5 |
![Flow Cytometry - Anti-CD28 Antibody [CD28.2] (PerCP-Cyanine 5.5) (A121940) - Antibodies.com](https://cdn.antibodies.com/image/catalog/121/A121942_1.jpg?profile=product_search)
Anti-CD28 Antibody [CD28.2] (PE) (A86490) | |
100T/$445 | |
| Description: | Mouse monoclonal [CD28.2] antibody to CD28 (PE). |
| Applications: | Flow Cytometry |
| Reactivity: | Human, Non-Human Primates |
| Conjugate: | PE |
![Flow Cytometry - Anti-CD28 Antibody [CD28.2] (PE) (A86489) - Antibodies.com](https://cdn.antibodies.com/image/catalog/86/A86490_676.jpg?profile=product_search)
Anti-CD28 Antibody [JJ319] (A86347) | |
100µg/$305 | |
| Description: | Mouse monoclonal [JJ319] antibody to CD28. |
| Applications: | Flow Cytometry, IP |
| Reactivity: | Rat |
| Conjugate: | Unconjugated |
Anti-CD28 Antibody [CD28.2] (APC) (A86488) | |
100T/$445 | |
| Description: | Mouse monoclonal [CD28.2] antibody to CD28 (APC). |
| Applications: | Flow Cytometry |
| Reactivity: | Human, Non-Human Primates |
| Conjugate: | APC |
Anti-CD28 Antibody [RM404] (A121427) | |
100µl/$495 | |
| Description: | Recombinant rabbit monoclonal [RM404] antibody to CD28. |
| Applications: | WB, IHC |
| Reactivity: | Human |
| Conjugate: | Unconjugated |
Anti-CD28 Antibody [CD28.2] (FITC) (A86489) | |
100T/$395 | |
| Description: | Mouse monoclonal [CD28.2] antibody to CD28 (FITC). |
| Applications: | Flow Cytometry |
| Reactivity: | Human, Non-Human Primates |
| Conjugate: | FITC |
Anti-CD28 Antibody [CD28-A] - BSA and Azide free (A269953) | |
500µl/$145 | |
| Description: | Mouse monoclonal [CD28-A] antibody to CD28. |
| Applications: | T Cell Stimulation |
| Reactivity: | Human, Non-Human Primates |
| Conjugate: | Unconjugated |
Anti-CD28 Antibody [JJ319] (FITC) (A86350) | |
100µg/$380 | |
| Description: | Mouse monoclonal [JJ319] antibody to CD28 (FITC). |
| Applications: | Flow Cytometry |
| Reactivity: | Rat |
| Conjugate: | FITC |
Anti-CD28 Antibody [JJ319] (PE) (A86351) | |
100µg/$395 | |
| Description: | Mouse monoclonal [JJ319] antibody to CD28 (PE). |
| Applications: | Flow Cytometry |
| Reactivity: | Rat |
| Conjugate: | PE |
Anti-CD28 Antibody [204.12] - BSA and Azide free (A253812) | |
100µg/$545 | |
| Description: | Mouse monoclonal [204.12] antibody to CD28. |
| Applications: | Flow Cytometry, IF |
| Reactivity: | Human, Porcine, Bovine, Sheep, Mouse |
| Conjugate: | Unconjugated |
Anti-CD28 Antibody [204.12] (A250632) | |
100µg/$545 | |
| Description: | Mouse monoclonal [204.12] antibody to CD28. |
| Applications: | Flow Cytometry, IF |
| Reactivity: | Human, Porcine, Bovine, Sheep, Mouse |
| Conjugate: | Unconjugated |
Anti-CD28 Antibody [FR104] - Low endotoxin, Azide free (A323936) | |
100µg/$305 | |
| Description: | Recombinant human monoclonal [FR104] antibody to CD28. |
| Applications: | ELISA, FACS, Functional Assay, In Vivo |
| Reactivity: | Human |
| Conjugate: | Unconjugated |
Anti-CD28 Antibody [DM63] - BSA and Azide free (A318634) | |
100µg - 500µg/$690 – $1,930 | |
| Description: | Recombinant rabbit monoclonal [DM63] antibody to CD28. |
| Applications: | ELISA, Flow Cytometry |
| Reactivity: | Human |
| Conjugate: | Unconjugated |
Anti-CD28 Antibody [CB28] - BSA and Azide free (A253809) | |
100µg/$545 | |
| Description: | Mouse monoclonal [CB28] antibody to CD28. |
| Applications: | Flow Cytometry, IF, Functional Studies |
| Reactivity: | Human |
| Conjugate: | Unconjugated |
Anti-CD28 Antibody (A83546) | |
100µg/$495 | |
| Description: | Goat polyclonal antibody to CD28. |
| Applications: | ELISA, WB, IHC |
| Reactivity: | Human |
| Conjugate: | Unconjugated |
Anti-CD28 Antibody [CB28] (A250629) | |
100µg/$545 | |
| Description: | Mouse monoclonal [CB28] antibody to CD28. |
| Applications: | Flow Cytometry, IF, Functional Studies |
| Reactivity: | Human |
| Conjugate: | Unconjugated |
Anti-CD28 Antibody [ARC5082-01] (A309309) | |
100µl/$485 | |
| Description: | Rabbit monoclonal [ARC5082-01] antibody to CD28. |
| Applications: | WB, Flow Cytometry |
| Reactivity: | Human, Mouse, Rat |
| Conjugate: | Unconjugated |
Pegrizeprument Biosimilar - Anti-CD28 Antibody - BSA and Azide free (A340740) | |
100µg - 1mg/$518 – $2,078 | |
| Description: | Chimeric monoclonal antibody to CD28. Research grade Pegrizeprument biosimilar. |
| Applications: | ELISA, Flow Cytometry, Functional Studies, in vivo Research |
| Reactivity: | Human |
| Conjugate: | Unconjugated |
Anti-CD28 Antibody [FR-14] Biosimilar - BSA and Azide free (A339456) | |
100µg - 1mg/$518 – $2,078 | |
| Description: | Human monoclonal antibody to CD28. Research grade Anti-Human CD28 [FR-104] biosimilar. |
| Applications: | ELISA, Flow Cytometry, Functional Studies, in vivo Research |
| Reactivity: | Human |
| Conjugate: | Unconjugated |
Theralizumab Biosimilar - Anti-CD28 Antibody - BSA and Azide free (A339248) | |
100µg - 1mg/$456 – $1,837 | |
| Description: | Humanized monoclonal antibody to CD28. Research grade Theralizumab biosimilar. |
| Applications: | ELISA, Flow Cytometry, Functional Studies, in vivo Research |
| Reactivity: | Human |
| Conjugate: | Unconjugated |
Anti-CD28 (phospho Tyr218) Antibody (A94935) | |
10µg - 100µg/$190 – $475 | |
| Description: | Rabbit polyclonal antibody to CD28 (phospho Tyr218). |
| Applications: | WB, ELISA |
| Reactivity: | Human, Mouse |
| Conjugate: | Unconjugated |
Anti-CD28 (phospho Tyr218) Antibody (A94934) | |
10µg - 100µg/$190 – $475 | |
| Description: | Rabbit polyclonal antibody to CD28 (phospho Tyr218). |
| Applications: | WB, ELISA |
| Reactivity: | Human, Mouse |
| Conjugate: | Unconjugated |
Anti-CD28 Antibody [C28/76] - BSA and Azide free (A253815) | |
100µg/$545 | |
| Description: | Mouse monoclonal [C28/76] antibody to CD28. |
| Applications: | Flow Cytometry, Functional Studies |
| Reactivity: | Human |
| Conjugate: | Unconjugated |
Anti-CD28 Antibody [C28/75] - BSA and Azide free (A253810) | |
100µg/$545 | |
| Description: | Mouse monoclonal [C28/75] antibody to CD28. |
| Applications: | Flow Cytometry, Functional Studies |
| Reactivity: | Human |
| Conjugate: | Unconjugated |
Anti-CD28 Antibody [C28/76] (A250635) | |
100µg/$545 | |
| Description: | Mouse monoclonal [C28/76] antibody to CD28. |
| Applications: | Flow Cytometry, Functional Studies |
| Reactivity: | Human |
| Conjugate: | Unconjugated |
Anti-CD28 Antibody [C28/75] (A250630) | |
100µg/$545 | |
| Description: | Mouse monoclonal [C28/75] antibody to CD28. |
| Applications: | Flow Cytometry, Functional Studies |
| Reactivity: | Human |
| Conjugate: | Unconjugated |
Lulizumab Biosimilar - Anti-CD28 Antibody - BSA and Azide free (A338521) | |
100µg - 1mg/$675 – $2,702 | |
| Description: | Humanized monoclonal antibody to CD28. Research grade Lulizumab biosimilar. |
| Applications: | ELISA, Flow Cytometry, Functional Studies, in vivo Research |
| Reactivity: | Human |
| Conjugate: | Unconjugated |
Anti-CD28 Antibody [YTH913.12] - BSA and Azide free (A282099) | |
500µg/$830 | |
| Description: | Rat monoclonal [YTH913.12] antibody to CD28. |
| Applications: | Flow Cytometry, IHC-Fr, Functional Assays |
| Reactivity: | Human |
| Conjugate: | Unconjugated |
Anti-CD28 Nanobody [SAA1283] (A337815) | |
50µg - 1mg/$267 – $2,601 | |
| Description: | Recombinant alpaca monoclonal [SAA1283] nanobody to CD28. |
| Applications: | ELISA, Flow Cytometry, SPR |
| Reactivity: | Human |
| Conjugate: | Unconjugated |
Anti-CD28 Antibody (A40726) | |
50µl - 100µl/$275 – $405 | |
| Description: | Rabbit polyclonal antibody to CD28 |
| Applications: | WB, ELISA |
| Reactivity: | Human |
| Conjugate: | Unconjugated |
Anti-CD28 Antibody [C28/1636] - BSA and Azide free (A253813) | |
100µg/$545 | |
| Description: | Mouse monoclonal [C28/1636] antibody to CD28. |
| Applications: | Flow Cytometry |
| Reactivity: | Human |
| Conjugate: | Unconjugated |
Anti-CD28 Antibody (A83543) | |
100µg/$495 | |
| Description: | Goat polyclonal antibody to CD28. |
| Applications: | ELISA, WB |
| Reactivity: | Mouse |
| Conjugate: | Unconjugated |
Anti-CD28 Antibody [C28/1636] (A250633) | |
100µg/$545 | |
| Description: | Mouse monoclonal [C28/1636] antibody to CD28. |
| Applications: | Flow Cytometry |
| Reactivity: | Human |
| Conjugate: | Unconjugated |
Anti-CD28 Antibody [CB28] (PE) (A251160) | |
100T/$545 | |
| Description: | Mouse monoclonal [CB28] antibody to CD28 (PE). |
| Applications: | Flow Cytometry, IF |
| Reactivity: | Human |
| Conjugate: | PE |
Anti-CD28 Antibody [AV7] (A279720) | |
250µg/$535 | |
| Description: | Mouse monoclonal [AV7] antibody to CD28. |
| Applications: | Flow Cytometry, IP |
| Reactivity: | Chicken, Turkey |
| Conjugate: | Unconjugated |
Anti-CD28 Antibody [C28/74] (A250634) | |
100µg/$545 | |
| Description: | Mouse monoclonal [C28/74] antibody to CD28. |
| Applications: | ELISA |
| Reactivity: | Human |
| Conjugate: | Unconjugated |
Anti-CD28 Antibody [NYRmCD28] (FITC) (A58696) | |
500µg - 1mg/$390 – $585 | |
| Description: | Hamster monoclonal [NYRmCD28] antibody to CD28 (FITC). |
| Applications: | Blocking, Flow Cytometry |
| Reactivity: | Mouse |
| Conjugate: | FITC |
Anti-CD28 Antibody [CC220] (A280022) | |
250µg/$535 | |
| Description: | Mouse monoclonal [CC220] antibody to CD28. |
| Applications: | Flow Cytometry, Functional Assays |
| Reactivity: | Bovine |
| Conjugate: | Unconjugated |
Anti-CD28 Antibody [CC220] - BSA and Azide free (A280023) | |
500µg/$830 | |
| Description: | Mouse monoclonal [CC220] antibody to CD28. |
| Applications: | Flow Cytometry, Functional Assays |
| Reactivity: | Bovine |
| Conjugate: | Unconjugated |
Anti-CD28 Antibody [NYRmCD28] (A58751) | |
500µg - 1mg/$390 – $585 | |
| Description: | Hamster monoclonal [NYRmCD28] antibody to CD28. |
| Applications: | Blocking, Flow Cytometry |
| Reactivity: | Mouse |
| Conjugate: | Unconjugated |
Anti-CD28 Antibody [CC219] - BSA and Azide free (A280020) | |
500µg/$830 | |
| Description: | Mouse monoclonal [CC219] antibody to CD28. |
| Applications: | Flow Cytometry, Functional Assays |
| Reactivity: | Bovine |
| Conjugate: | Unconjugated |
Anti-CD28 Antibody [C28/77] (A250631) | |
100µg/$545 | |
| Description: | Mouse monoclonal [C28/77] antibody to CD28. |
| Applications: | ELISA |
| Reactivity: | Human |
| Conjugate: | Unconjugated |
Anti-CD28 Antibody [DM63] (Biotin) - BSA and Azide free (A317402) | |
100µg - 500µg/$995 – $2,865 | |
| Description: | Recombinant rabbit monoclonal [DM63] antibody to CD28 (Biotin). |
| Applications: | ELISA, Flow Cytometry |
| Reactivity: | Human |
| Conjugate: | Biotin |
Anti-CD28 Antibody [C28/74] - BSA and Azide free (A253814) | |
100µg/$545 | |
| Description: | Mouse monoclonal [C28/74] antibody to CD28. |
| Applications: | ELISA |
| Reactivity: | Human |
| Conjugate: | Unconjugated |
Anti-CD28 Antibody [C28/77] - BSA and Azide free (A253811) | |
100µg/$545 | |
| Description: | Mouse monoclonal [C28/77] antibody to CD28. |
| Applications: | ELISA |
| Reactivity: | Human |
| Conjugate: | Unconjugated |
Anti-CD28 Antibody [NYRmCD28] (Biotin) (A58678) | |
500µg - 1mg/$390 – $585 | |
| Description: | Hamster monoclonal [NYRmCD28] antibody to CD28 (Biotin). |
| Applications: | Blocking, Flow Cytometry |
| Reactivity: | Mouse |
| Conjugate: | Biotin |
Anti-CD28 Antibody [CC219] (PE) (A280019) | |
100T/$690 | |
| Description: | Mouse monoclonal [CC219] antibody to CD28 (PE). |
| Applications: | Flow Cytometry |
| Reactivity: | Bovine |
| Conjugate: | PE |
Anti-CD28 Antibody [DM63] (PE) (A333504) | |
100T/$1,001 | |
| Description: | Recombinant rabbit monoclonal [DM63] antibody to CD28 (PE). |
| Applications: | Flow Cytometry |
| Reactivity: | Human |
| Conjugate: | PE |
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