Rat Interleukin 1β,IL-1β ELISA Kit

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Code CSB-E08055r-IS
Size 96T,5×96T,10×96T
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Product Details

Alternative Names
Il1bInterleukin-1 beta ELISA kit; IL-1 beta ELISA kit
Abbreviation
Uniprot No.
Species
Rattus norvegicus (Rat)
Sample Types
serum, plasma, tissue homogenates
Detection Range
31.25 pg/mL-2000 pg/mL
Sensitivity
15.6 pg/mL
Assay Time
1-5h
Sample Loading Volume
50-100ul
Detection Wavelength
450 nm
Research Area
Immunology
Assay Principle
quantitative
Measurement
Sandwich
Precision

Intra-assay Precision (Precision within an assay): CV%<8%

Three samples of known concentration were tested twenty times on one plate to assess.

Inter-assay Precision (Precision between assays): CV%<10%

Three samples of known concentration were tested in twenty assays to assess.

Linearity

To assess the linearity of the assay, samples were spiked with high concentrations of rat IL-1β in various matrices and diluted with the Sample Diluent to produce samples with values within the dynamic range of the assay.

 

Sample

Serum(n=4)

1:1

Average %

91

Range %

91-105

1:2

Average %

102

Range %

95-109

1:4

Average %

99

Range %

92-105

1:8

Average %

93

Range %

86-98

Recovery

The recovery of rat IL-1β spiked to levels throughout the range of the assay in various matrices was evaluated. Samples were diluted prior to assay as directed in the Sample Preparation section.

Sample Type

Average % Recovery

Range

Serum (n=5)

92

85-98

EDTA plasma (n=4)

97

90-100

Typical Data

These standard curves are provided for demonstration only. A standard curve should be generated for each set of samples assayed.

pg/ml

OD1

OD2

Average

Corrected

2000

2.826

2.634

2.730

2.569

1000

2.045

1.967

2.006

1.845

500

1.349

1.328

1.339

1.177

250

0.818

0.829

0.824

0.662

125

0.474

0.491

0.482

0.321

62.5

0.344

0.353

0.349

0.187

31.25

0.238

0.244

0.241

0.080

0

0.157

0.165

0.161

 

Troubleshooting
and FAQs
Storage
Store at 2-8°C. Please refer to protocol.
Shelf Life
6 months
Description

This ELISA kit provides quantitative measurement of interleukin-1β (IL-1β) in rat samples, supporting research into innate immune signaling, neuroinflammation, and inflammatory disease models. Because IL-1β is a rapidly induced, tightly regulated cytokine whose circulating levels can vary dramatically between baseline and acute inflammatory states, selecting an assay with appropriate range and sensitivity is critical for accurate quantification across experimental conditions.

Detection Range: The 31.25–2000 pg/mL range spans from near-basal rat serum IL-1β concentrations through the elevated levels observed in LPS challenge, adjuvant-induced arthritis, and traumatic brain injury models, minimizing the need for serial dilutions or sample concentration in most in vivo paradigms.

Sensitivity: At 15.6 pg/mL, the kit detects IL-1β in unstimulated or sham-control rat samples where circulating levels are often low or sub-100 pg/mL, enabling meaningful fold-change calculations between treatment and control groups.

Sample Compatibility: Validation across serum, plasma, and tissue homogenates allows researchers to correlate systemic IL-1β levels with local tissue expression—for example, pairing plasma cytokine profiling with hippocampal or joint homogenate analysis within the same study.

Assay Efficiency: The 1–5 hour protocol and 50–100 µL sample volume accommodate small-volume rat plasma draws and limited tissue lysates typical of longitudinal or neonatal studies.

This kit is well suited for studies in experimental autoimmune models, sepsis, and neuroinflammatory injury research.

Customer Reviews and Q&A

 Customer Reviews
Average Rating:
5.0 - 3 reviews

Submit a Review here

Sample type: Serum

Sample species: Rat

Sample dilution: 1:50

Review: I conducted the test using No. CSB-E08055r-IS and measured the od values of the standard substances to be 0.207, 0.214, 0.133, 0.255, 0.141, 0.175, and 0.317. The sample concentrations were calculated to be 211.597, 219.818, 240.372, 154.579, 151.582, and 226.901 respectively

By Anonymous

Sample type:

Sample species:

Review:

By Anonymous

Sample type: Serum

Sample species: Rat

Sample dilution: No dilution

Review: I used CSB-E08055r-IS to test normal serum and medication serum. The OD value of the samples was around 0.1. The product stability is very good and all indicators are within reasonable values.

By Anonymous

Target Background

Function
(From Uniprot)
Potent proinflammatory cytokine. Initially discovered as the major endogenous pyrogen, induces prostaglandin synthesis, neutrophil influx and activation, T-cell activation and cytokine production, B-cell activation and antibody production, and fibroblast proliferation and collagen production. Promotes Th17 differentiation of T-cells. Synergizes with IL12/interleukin-12 to induce IFNG synthesis from T-helper 1 (Th1) cells. Plays a role in angiogenesis by inducing VEGF production synergistically with TNF and IL6.
Subcellular Location
Cytoplasm, cytosol. Lysosome. Secreted, extracellular exosome. Secreted.
Protein Families
IL-1 family
Database Links
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