Anti IL-18  

Immunohistochemistry with Rabbit anti-Mouse IL-18 antibody showing IL-18 staining in inflammatory cells of the mucous corium of mouse colon at 20x and 40x. Slide A is a negative control. Slides B and C show staining. Formalin fixed/paraffin embedded sections were subjected to heat induced epitope retrieval (HIER) at pH 6.2 and then incubated with mouse anti-IL-18 antibody at 4.0 μg/ml for 60 minutes. The reaction was developed using MACH 4 universal AP polymer detection system and visualized with WARP RED.

Immunofluorescence microscopy of IL-18 in mouse colon sections. The transversing portion of the large intestine from DSS-exposed (Panel A) and -unexposed mice (Panel B) was excised, rinsed in PBS, and frozen on isopentane cooled with liquid nitrogen. Frozen sections (5 μm) were cut on a Leica CM 1850 cryostat. The slides were fixed for 10 min in 4% paraformaldehyde, air-dried, and incubated for 20 min in PBS supplemented with 10% normal goat serum. Sections were incubated in a 1:50 dilution of Rockland's rabbit anti-Mouse IL-18 antibody or 1 μg/ml nonimmune rabbit IgG (not shown) as negative control. The antibodies were diluted in PBS containing 1% bovine serum albumin. After an overnight incubation at 4°C, the sections were washed three times with 0.5% bovine serum albumin in PBS. The sections were then incubated with a secondary goat anti-rabbit antibody conjugated to Alexa488 (Molecular Probes) for 60 min at room temperature in the dark. Nuclei were counterstained blue using 1 μg/100 ml bisbenzimide. After staining, sections were washed and examined with the Leica DM RXA confocal laser scanning system and analyzed. Similar staining will occur with other systems.

In-vitro neutralization. Spleens were aseptically removed and cell suspensions were prepared. Cells were washed twice and resuspended in RPMI supplemented with 10% FBS. For cytokine measurement, spleen cells were cultured at 5 mln/mL in 24-well, flat-bottom culture plates in the presence of several dilutions of rabbit anti-murine IL-18 antibody (1:400; 1:200; 1:100; 1:50) and 100 ng/mL of LPS (a phenol-extracted preparation from Escherichia coli 055:B5, Sigma Chemical Co). Cultures were incubated at 37°C in a humidified atmosphere with 5% CO2. At the end of the incubation period, cultures were frozen at -70°C and subjected to 3 freeze-thaw cycles to obtain total cytokine levels. Before assaying, samples were centrifuged for 10 minutes at 10,000g to remove debris.

CAP exposure induces vascular oxidative stress and inflammation.？A: correlation between CAP-induced vascular insulin resistance and EPC levels. Data are shown as discrete points (mean in % of control) for the densitometric Western blot analysis of aortic insulin-induced Akt phosphorylation vs. the abundance of blood or bone marrow endothelial progenitor cells (EPCs) measured in air or CAP-exposed mice since August 2010. The curve is a linear fit [y=A+B*x] between the CAP-induced vascular insulin resistance and the depletion of circulating and the retention of bone marrow EPCs. CAP-induced aortic oxidative stress (C) and inflammation (D) was analyzed in aortas isolated from mice exposed for 9 days to air or CAP as indicated in the experimental protocol (B). The mRNA levels of antioxidant defense genes (Ci) and pro-inflammatory genes (Di) were measured by RT-PCR and abundance of protein-HNE adducts (Cii), and the activation of IL-18 and Casp-1 (Dii) were analyzed by Western blot. Data are means ± SE normalized to the air control (*P？< 0.05, air vs. CAP,？n？= 5). Fig 4. PMID:？27016579

Effect of aldosterone treatment on cardiac IL-6, IL-18 and MMP2 expression. (A) Immunoblot analysis of IL-6. Densitometric analysis of the immunoreactive bands is shown on the right. (B). Immunoblot analysis of IL-18. Densitometric analysis of the immunoreactive bands is shown on the right. (C). Immunoblot analysis of MMP2. Densitometric analysis of the immunoreactive bands is shown on the right. Figure 6. PMID:？27040306

(i) CD11b+ and CD11c+ cells isolated from the colon of ApcMin/+ and ApcMin/+Clec7a−/− mice were treated with 10μM PGE2 for 20h in the present of anti-IL-18 antibody (p/n 210-401-323) atv (1 or 10 μg/ml), and Il22ra2 expression was determined by qPCR (n=3 biologically independent samples/group; **P=0.0031, *P=0.0264). SF5. PMID:？36932082

Liver inflammatory markers in db/db mice fed control diet or diet with CMS121. Representative blot images (A). Vertical lines indicate non-adjacent lanes from the same blot, and dashed lines adjacent groups. (D) Respective quantification of blots: IL-18. Data are presented as mean ± SD (n = 6？8), and？p-values are indicated for the untreated control db/db mice compared to the CMS121-treated mice. Values were normalized to WT group (dashed line), and data are presented as percentages of WT values. One-way ANOVA was used to detect mean changes, and differences between db/db and db/db + 121 were evaluated by the Holm？Sidak post-hoc test. Fig 4. PMID:？37047807