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AIF-1/Iba1 Antibody

Novus Biologicals, part of Bio-Techne | Catalog # NB100-1028

Novus Biologicals, part of Bio-Techne
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NB100-1028
NB100-1028-20ug

Key Product Details

Species Reactivity

Validated:

Human, Mouse, Rat, Canine, Equine, Feline

Cited:

Human, Mouse, Rat, Porcine, Equine, Feline

Predicted:

Porcine (100%). Backed by our 100% Guarantee.

Applications

Validated:

Dual RNAscope ISH-IHC, Immunocytochemistry/ Immunofluorescence, Immunohistochemistry, Immunohistochemistry Free-Floating, Immunohistochemistry Whole-Mount, Immunohistochemistry-Frozen, Immunohistochemistry-Paraffin, Knockout Validated, Peptide ELISA, Western Blot

Cited:

Dual RNAscope ISH-IHC, ELISA, IF/IHC, IHC-F, Immunocytochemistry, Immunocytochemistry/ Immunofluorescence, Immunohistochemistry, Immunohistochemistry Free-Floating, Immunohistochemistry Whole-Mount, Immunohistochemistry-Frozen, Immunohistochemistry-Paraffin, Immunoprecipitation, In vivo assay, Knockout Validated, Western Blot

Label

Unconjugated

Antibody Source

Polyclonal Goat IgG

Concentration

0.5 mg/ml

Product Specifications

Immunogen

This AIF-1/Iba1 Antibody was developed against a peptide with sequence C-TGPPAKKAISELP, from the C Terminus of the protein sequence according to NP_116573.1; NP_001614.3.

Reactivity Notes

Use in Rat reported in scientific literature (PMID: 33704579). Feline, canine and equine reactivity reported from verified customer reviews.

Specificity

This AIF-1/Iba1 Antibody is expected to recognize isoform 1 (NP_116573.1) and isoform 3 (NP_001614.3). AIF-1/Iba1 is thought to be involved in negative regulation of growth of vascular smooth muscle cells, which contributes to the anti-inflammatory response to vessel wall trauma.

Marker

pan-Microglia Marker

Clonality

Polyclonal

Host

Goat

Isotype

IgG

Theoretical MW

16.8 kDa.
Disclaimer note: The observed molecular weight of the protein may vary from the listed predicted molecular weight due to post translational modifications, post translation cleavages, relative charges, and other experimental factors.

Scientific Data Images for AIF-1/Iba1 Antibody

Western Blot Detection of AIF-1/Iba1 in Whole Brain Lysates

Western Blot Detection of AIF-1/Iba1 in Whole Brain Lysates

GM1 effects on brain microglia in vivo, after peripheral administration of LPS. Immunoblot in whole brain lysates and densitometric analysis show LPS-dependent increase in AIF-1/Iba1 expression. Image collected and cropped by CiteAb from the following publication (//pubmed.ncbi.nlm.nih.gov/34991625/) licensed under a CC-BY license.
Immunohistochemical Staining of Mouse Brain Injected with Glioblastoma Cells

Immunohistochemical Staining of Mouse Brain Injected with Glioblastoma Cells

Reactive microglia (green) in peritumoral area of IC injected human glioblastoma cells in mouse brain. NeuN (red), DAPI (blue). Antibody at 1:250. IHC image submitted by a verified customer review.
Immunohistochemical Detection of AIF-1/Iba1 in Paraffin Embedded Canine Brain

Immunohistochemical Detection of AIF-1/Iba1 in Paraffin Embedded Canine Brain

AIF-1/Iba1 in canine brain. Primary antibody used at 1 ug/mL and incubated with tissue for 30 minutes at room temperature. IHC-P image submitted by a verified customer review.

Applications for AIF-1/Iba1 Antibody

Application
Recommended Usage

Immunohistochemistry-Paraffin

6 - 8 ug/mL

Peptide ELISA

Detection Limit 1:128000

Western Blot

0.1 - 1.0 ug/mL
Application Notes
ICC/IF use reported in scientific literature (PMID: 26335282). Use in IHC-Whole mount reported in scientific literature (PMID: 26676316). This AIF-1/Iba1 antibody is validated for IHC-Whole mount and IHC-F from verified customer reviews. Dual ISH-IHC validation reported in scientific literature (PMID: 31220182). WB: Approx. 16kDa band observed in Human Frontal Cortex, Mouse Brain and Rat Brain lysates and Mouse Lymph node lysates (calculated MW of 16.7kDa according to Human NP_001614.3, 16.9kDa according to Mouse NP_062340.1 and 16.8kDa according to Rat NP_058892.1). Primary incubation 1 hour at room temperature.
Please Note: Optimal dilutions of this antibody should be experimentally determined.

Reviewed Applications

Read 26 reviews rated 4.5 using NB100-1028 in the following applications:

Formulation, Preparation, and Storage

Purification

Immunogen affinity purified

Formulation

Tris saline (20 mM Tris pH 7.3, 150 mM NaCl), 0.5% BSA

Preservative

0.02% Sodium Azide

Concentration

0.5 mg/ml

Shipping

The product is shipped with polar packs. Upon receipt, store it immediately at the temperature recommended below.

Stability & Storage

Store at -20C. Avoid freeze-thaw cycles.

Background: AIF-1/Iba1

Allograft inflammatory factor (AIF-1) or ionized calcium-binding adapter molecule 1 (Iba1) is a cytosolic actin binding protein containing a calcium binding domain (EF-hand) and inducible by cytokines and IFN-gamma (1). AIF-1 (theoretical molecular weight 17kDa) was first cloned from rat and human cardiac allografts and macrophage cell lines. In cardiac allografts, expression of AIF-1 was specifically associated with infiltrated mononuclear cells (2, 3). AIF-1 is constitutively expressed and inducible in macrophages and microglia. Iba1, microglia response factor (MRF-1) and daintain were independently cloned and identified in rat and human tissues and share complete sequence identity with AIF-1. Additionally, several AIF-1 splice variants have been identified including IRT-1, BART-1, G1 and Hara-1 (2).

Several cellular functions have been associated with AIF-1/Iba1 expression including cell growth, cell migration, actin bundling, membrane ruffling, and phagocytic activity (2, 4). Iba1 induces Rac signaling through a PLC-gamma dependent pathway (1). Rac, a member of the Rho family of small GTPases, localizes with Iba1 and F-actin in membrane ruffles and phagocytic cups and plays a role in microglia activation. AIF-1/Iba1 induction in macrophages and microglia occur in association with immunological inflammatory processes in various disease states including endometriosis, cerebral infarction and rheumatoid arthritis (5). Immunodetection of Iba1 through flow cytometry, immunohistochemical or immunocytochemical applications is commonly used for identification and analysis of microglia.

References

1. Imai, Y., & Kohsaka, S. (2002). Intracellular signaling in M-CSF-induced microglia activation: Role of Iba1. GLIA. https://doi.org/10.1002/glia.10149

2. Deininger, M. H., Meyermann, R., & Schluesener, H. J. (2002). The allograft inflammatory factor-1 family of proteins. FEBS Letters. https://doi.org/10.1016/S0014-5793(02)02430-4

3. Utans, U., Quist, W. C., Mcmanus, B. M., Wilson, J. E., Arceci, R. J., Wallace, A. F., & Russell, M. E. (1996). Allograft inflammatory factor-1: A cytokine-responsive macrophage molecule expressed in transplanted human hearts. Transplantation. https://doi.org/10.1097/00007890-199605150-00018

4. Franco-Bocanegra, McAuley, Nicoll, & Boche. (2019). Molecular Mechanisms of Microglial Motility: Changes in Ageing and Alzheimer's Disease. Cells. https://doi.org/10.3390/cells8060639

5. Kimura, M., Kawahito, Y., Obayashi, H., Ohta, M., Hara, H., Adachi, T., ... Yoshikawa, T. (2007). A Critical Role for Allograft Inflammatory Factor-1 in the Pathogenesis of Rheumatoid Arthritis. The Journal of Immunology. https://doi.org/10.4049/jimmunol.178.5.3316

Long Name

Allograft Inflammatory Factor 1

Alternate Names

AIF1, IBA1, IRT1

Entrez Gene IDs

199 (Human); 11629 (Mouse); 29427 (Rat)

Gene Symbol

AIF1

Additional AIF-1/Iba1 Products

Product Documents for AIF-1/Iba1 Antibody

Certificate of Analysis

To download a Certificate of Analysis, please enter a lot number in the search box below.

Product Specific Notices for AIF-1/Iba1 Antibody

This product is for research use only and is not approved for use in humans or in clinical diagnosis. Primary Antibodies are guaranteed for 1 year from date of receipt.

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