bs-1297R [Primary Antibody]
CD28 Polyclonal Antibody
www.biossusa.com
[email protected]
800.501.7654 [DOMESTIC]
+1.781.569.5821 [INTERNATIONAL]
DATASHEET

Host: Rabbit

Target Protein: CD28

Immunogen Range: 1-120/218


Clonality: Polyclonal

Isotype: IgG

Entrez Gene: 12487

Swiss Prot: P31041

Source: KLH conjugated synthetic peptide derived from mouse CD28

Purification: Purified by Protein A.

Storage Buffer: 0.01M TBS(pH7.4) with 1% BSA, 0.02% Proclin300 and 50% Glycerol.

Storage: Shipped at 4°C. Store at -20°C for one year. Avoid repeated freeze/thaw cycles.

Background:

Involved in T-cell activation, the induction of cell proliferation and cytokine production and promotion of T-cell survival.

Size: 100ul

Concentration: 1ug/ul

Applications: WB(1:300-5000)
ELISA(1:500-1000)
FCM(1:20-100)
IHC-P(1:200-400)
IHC-F(1:100-500)
IF(IHC-P)(1:50-200)
IF(IHC-F)(1:50-200)
IF(ICC)(1:50-200)

Predicted Molecular Weight: 25


Cross Reactive Species: Human
Mouse
Rat

Predicted Cross Reactive Species: Dog
Cow
Pig
Horse
Chicken

For research use only. Not intended for diagnostic or therapeutic use.

PRODUCT SPECIFIC PUBLICATIONS
  • Liu, Shangjing, et al. ʺCostimulatory Molecule CD28 Participates in the Process of Embryo Implantation in Mice.ʺ Reproductive Sciences (2013): 1933719113512537.Read more>>
VALIDATION IMAGES

Mouse splenocytes probed with Rabbit Anti-CD28 Polyclonal Antibody, Unconjugated (bs-1297R) at 1:100 for 30 minutes followed by incubation with a FITC conjugated secondary (green) for 30 minutes compared to control cells (blue), secondary only (light blue) and isotype control (orange).


Formalin-fixed and paraffin embedded mouse lung labeled with Anti-CD28 Polyclonal Antibody, Unconjugated (bs-1297R) at 1:200 followed by conjugation to the secondary antibody and DAB staining


Formalin-fixed and paraffin embedded rat colitis labeled with Anti-CD28 Polyclonal Antibody, Unconjugated (bs-1297R) at 1:200 followed by conjugation to the secondary antibody and DAB staining.


Paraformaldehyde-fixed, paraffin embedded Human stomach; Antigen retrieval by boiling in sodium citrate buffer (pH6.0) for 15min; Block endogenous peroxidase by 3% hydrogen peroxide for 20 minutes; Blocking buffer (normal goat serum) at 37°C for 30min; Antibody incubation with CD28 Polyclonal Antibody, Unconjugated (bs-1297R) at 1:400 overnight at 4°C, followed by a conjugated secondary antibody and DAB staining.


Paraformaldehyde-fixed, paraffin embedded Human rectal cancer; Antigen retrieval by boiling in sodium citrate buffer (pH6.0) for 15min; Block endogenous peroxidase by 3% hydrogen peroxide for 20 minutes; Blocking buffer (normal goat serum) at 37°C for 30min; Antibody incubation with CD28 Polyclonal Antibody, Unconjugated (bs-1297R) at 1:400 overnight at 4°C, followed by a conjugated secondary antibody and DAB staining.


Lane 1: Thymus lysates probed with CD28 Polyclonal Antibody, Unconjugated (bs-1297R) at 1:1000 dilution and 4˚C overnight incubation. Followed by conjugated secondary antibody incubation at 1:20000 for 60 min at 37˚C.


Lane 1: Mouse Spleen lysates; Lane 2: Mouse Thymus lysates probed with CD28 Polyclonal Antibody, Unconjugated (bs-1297R) at 1:1000 dilution and 4˚C overnight incubation. Followed by conjugated secondary antibody incubation at 1:20000 for 60 min at 37˚C.