Perilipin-2/ADFP Antibody - BSA Free

Novus Biologicals | Catalog # NB110-40877

Novus Biologicals
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Key Product Details

Validated by

Orthogonal Validation, Biological Validation

Species Reactivity

Validated:

Human, Mouse, Rat, Bovine

Cited:

Human, Mouse, Rat, Bovine, Plant

Applications

Validated:

Immunohistochemistry, Immunohistochemistry-Paraffin, Immunohistochemistry-Frozen, Western Blot, Dual RNAscope ISH-IHC, Immunocytochemistry/ Immunofluorescence, Simple Western

Cited:

Immunohistochemistry, Immunohistochemistry-Paraffin, Immunohistochemistry-Frozen, Western Blot, Immunocytochemistry/ Immunofluorescence, IF/IHC, SDS-Page

Label

Unconjugated

Antibody Source

Polyclonal Rabbit IgG

Format

BSA Free
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Product Specifications

Immunogen

A synthetic peptide made to a C-terminal region of mouse ADFP (within residues 350-425) [Swiss-Prot# P43883]

Reactivity Notes

Rat reactivity reported in scientific literature (PMID: 29053516). Use in Bovine reported in scientific literature (PMID:32647143).

Localization

Membrane

Clonality

Polyclonal

Host

Rabbit

Isotype

IgG

Theoretical MW

51 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 Perilipin-2/ADFP Antibody - BSA Free

Dual RNAscope ISH-IHC Analysis of Perilipin-2/ADFP in Mouse Intestine

Dual RNAscope ISH-IHC Analysis of Perilipin-2/ADFP in Mouse Intestine

Formalin-fixed paraffin-embedded tissue sections of mouse intestine were probed for Perilipin-2/ADFP mRNA (ACD RNAScope Probe, catalog #577111; Fast Red chromogen, ACD catalog # 322750). Adjacent tissue section was processed for immunohistochemistry using Rabbit Polyclonal (Novus Biologicals catalog # NB110-40877) at 1:150 dilution with overnight incubation at 4 degrees Celsius followed by incubation with anti-rabbit IgG VisUCyte HRP Polymer Antibody (Catalog # VC003) and DAB chromogen (yellow-brown). Tissue was counterstained with hematoxylin (blue). Specific staining was localized to intestinal villi.
Simple Western Analysis of Perilipin-2/ADFP in HepG2 Cell Lysate

Simple Western Analysis of Perilipin-2/ADFP in HepG2 Cell Lysate

Simple Western lane view shows a specific band for ADFP in 0.5 mg/ml of HepG2 lysate. This experiment was performed under reducing conditions using the 12-230 kDa separation system.
Western Blot Detection of Perilipin-2/ADFP in U138 GBM Cells

Western Blot Detection of Perilipin-2/ADFP in U138 GBM Cells

Perilipin-2-ADFP-Antibody-Western-Blot-NB110-40877-img0011.jpg
Immunohistochemical Staining of Perilipin-2/ADFP in Mouse Liver Tissue

Immunohistochemical Staining of Perilipin-2/ADFP in Mouse Liver Tissue

ADFP antibody was tested in mouse liver using DAB with hematoxylin counterstain.
Immunocytochemistry/Immunofluorescence Staining of Perilipin-2/ADFP in NIH3T3 Cells

Immunocytochemistry/Immunofluorescence Staining of Perilipin-2/ADFP in NIH3T3 Cells

NIH3T3 cells were fixed in 4% paraformaldehyde for 10 minutes and permeabilized in 0.05% Triton X-100 in PBS for 5 minutes. The cells were incubated with anti-Perilipin-2/ADFP Antibody NB110-40877 at 1 ug/ml overnight at 4C and detected with an anti-rabbit Dylight 488 (Green) at a 1:1000 dilution for 60 minutes. Nuclei were counterstained with DAPI (Blue). Cells were imaged using a 100X objective and digitally deconvolved.
Western Blot Detection of Perilipin-2/ADFP in Mouse Liver Lysate

Western Blot Detection of Perilipin-2/ADFP in Mouse Liver Lysate

Detection of murine ADFP in mouse liver lysate.
Immunocytochemistry/Immunofluorescence Staining of Perilipin-2/ADFP in HepG2 Cells

Immunocytochemistry/Immunofluorescence Staining of Perilipin-2/ADFP in HepG2 Cells

HepG2 cells were fixed for 10 minutes using 10% formalin and then permeabilized for 5 minutes using 1X TBS + 0.5% Triton-X100. The cells were incubated with anti-Perilipin-2/ADFP at a 1:100 dilution overnight at 4C and detected with an anti-rabbit Dylight 488 (Green) at a 1:500 dilution. Alpha tubulin (DM1A) NB100-690 was used as a co-stain at a 1:1000 dilution and detected with an anti-mouse Dylight 550 (Red) at a 1:500 dilution. Nuclei were counterstained with DAPI (Blue). Cells were imaged using a 40X objective.
Immunocytochemistry/Immunofluorescence Analysis of Perilipin-2/ADFP in HepG2 Cells

Immunocytochemistry/Immunofluorescence Analysis of Perilipin-2/ADFP in HepG2 Cells

HepG2 cells were fixed in 4% paraformaldehyde for 10 minutes and permeabilized in 0.05% Triton X-100 in PBS for 5 minutes. The cells were incubated with anti-Perilipin-2/ADFP Antibody NB110-40877 at 1 ug/ml overnight at 4C and detected with an anti-rabbit Dylight 488 (Green) at a 1:1000 dilution for 60 minutes. Nuclei were counterstained with DAPI (Blue). Cells were imaged using a 100X objective and digitally deconvolved.
Perilipin-2/ADFP Antibody - BSA Free

Western Blot: Perilipin-2/ADFP Antibody - BSA Free [NB110-40877] -

Western Blot: Perilipin-2/ADFP Antibody - BSA Free [NB110-40877] - Western blot images (A) & quantifications (B–I) of muscle samples from WT & UCHL1 smKO mice for lipase ATGL (B), HSL (C), & MAGL (D), the fatty acid transport protein CD36 (E), the key lipid synthesis enzyme DGAT2 (F), perilipin 3 (G), perilipin 2 (H), & UCHL1 (I). n = 4-5 per group. Image collected & cropped by CiteAb from the following publication (https://pubmed.ncbi.nlm.nih.gov/35464088), licensed under a CC-BY license. Not internally tested by Novus Biologicals.
Perilipin-2/ADFP Antibody - BSA Free

Western Blot: Perilipin-2/ADFP Antibody - BSA Free [NB110-40877] -

Western Blot: Perilipin-2/ADFP Antibody - BSA Free [NB110-40877] - Western blot images (A) & quantifications (B–G) of cell lysates from C2C12 myotubes with control or UCHL1 siRNA knockdown for perilipin 2 (B), perilipin 5 (C), CD36 (D), HSL (E), MAGL (F), & SDHB (G). n = 4 per group. Image collected & cropped by CiteAb from the following publication (https://pubmed.ncbi.nlm.nih.gov/35464088), licensed under a CC-BY license. Not internally tested by Novus Biologicals.
Perilipin-2/ADFP Antibody - BSA Free

Immunocytochemistry/ Immunofluorescence: Perilipin-2/ADFP Antibody - BSA Free [NB110-40877] -

Immunocytochemistry/ Immunofluorescence: Perilipin-2/ADFP Antibody - BSA Free [NB110-40877] - Lack of MT4-MMP in patrolling monocytes leads to the accumulation of Mafb+AIM+ macrophages in incipient atherosclerotic plaques. a Representative images of transverse sections of aortic sinus from Ldlr–/– mice transplanted with MT4-MMP+/+ (MT4+/+) or MT4-MMP–/– (MT4–/–) BM cells & fed a HFD for 1 week; sections were labeled for Mac3 (green), Mafb (red), & AIM (white), & with Hoechst (blue; nuclei); scale bar, 10 µm. b Number of Mac3+ cells (left), Mac3+Mafb+ cells (middle), & Mac3+Mafb+AIM+ cells (right) in the plaques of BM-transplanted Ldlr–/– mice fed a HFD for 1 week. c Representative images of transverse sections of aortic sinus from BM-transplanted Ldlr–/– mice fed a HFD for 1 week; sections were labeled for Mac3 (green), Mafb (red), & adipophilin (white), & with Hoechst (blue; nuclei); scale bar, 10 µm. d Relative % of adipophilin-positive & adipophilin-negative cells within the Mac3+Mafb+ population of BM-transplanted Ldlr–/– mice (1 week on HFD); n = 7 mice per genotype in two independent experiments. Data were tested by two-tailed Student’s t-test in b & by Fisher’s exact test in d. Results are expressed as mean ± SEM. *p < 0.05 Image collected & cropped by CiteAb from the following publication (https://www.nature.com/articles/s41467-018-03351-4), licensed under a CC-BY license. Not internally tested by Novus Biologicals.
Perilipin-2/ADFP Antibody - BSA Free

Perililpin-2/ADFP in HepG2 Human Cell Line.

Perililpin-2/ADFP was detected in immersion fixed HepG2 human hepatocellular carcinoma cell line using Rabbit anti-Perililpin-2/ADFP Affinity Purified Polyclonal Antibody conjugated to Biotin (Catalog # NB110-40877B) at 5 µg/mL overnight at 4C. Cells were stained using Streptavidin conjugated to DyLight 550 (red) and counterstained with DAPI (blue). Cells were imaged using a 100X objective and digitally deconvolved.

Applications for Perilipin-2/ADFP Antibody - BSA Free

Application
Recommended Usage

Immunocytochemistry/ Immunofluorescence

1:50-1:200

Immunohistochemistry-Frozen

reported in scientific literature (PMID 35041644)

Immunohistochemistry-Paraffin

1:200

Simple Western

1:50

Western Blot

2 ug/ml
Application Notes
This ADFP antibody can be used for Western blot and Immunofluorescence/Immunocytochemistry. In Western blot a band is observed at approx. 51 kDa. In ICC/IF, membrane staining was observed in HeLa cells. In IHC-P, staining was observed on the membrane of mouse liver cells Prior to immunostaining paraffin tissues, antigen retrieval with sodium citrate buffer (pH 6.0) is recommended.

In Simple Western only 10 - 15 uL of the recommended dilution is used per data point.
See Simple Western Antibody Database for Simple Western validation: Tested in HepG2 lysate 0.5 mg/mL, separated by Size, antibody dilution of 1:50, apparent MW was 77 kDa. Separated by Size-Wes, Sally Sue/Peggy Sue.

Reviewed Applications

Read 1 review rated 5 using NB110-40877 in the following applications:

Formulation, Preparation, and Storage

Purification

Immunogen affinity purified

Formulation

PBS

Format

BSA Free

Preservative

0.02% Sodium Azide

Concentration

1.0 mg/ml

Shipping

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

Stability & Storage

Aliquot and store at -20C or -80C. Avoid freeze-thaw cycles.

Background: Perilipin-2

Perilipin-2/Plin-2, also known as adipose differentiation-related protein (ADFP), ADRP, and adipophilin, is a member of the perilipin family of lipid droplet (LD) proteins that functions in lipid accumulation, lipid storage, and LD formation (1,2). Perilipin-2 is ubiquitously expressed and is the major LD protein of the liver (1-3). Human perilipin-2 is 437 amino acids (aa) in length with a theoretical molecular weight of 48 kDa (1,4). Human and mouse perilipin-2 share 81.8% sequence identity. One defining structural feature of perilipin-2 and other LD-related proteins is formation of amphipathic alpha helices (1,3,5). The perilipin-2 protein contains a PAT (perilipin A, ADRP, TIP47) domain, a 11-mer repeat motif, and a 4-helix bundle (1,5). The PAT domain has a role in triglyceride (TG) stabilization, the 11-mer repeat motif functions in cytoplasmic LD binding, and the 4-helix bundle facilitates membrane binding (5). Unlike LDs coated with other perilipin family members (e.g., perilipin-1 and perilipin-5), LDs coated with perilipin-2 are more permissive to lipolysis and protective of lipids and TGs (1-3). Studies have revealed that perilipin-2 knockout (KO) in mice is associated with resistance to fatty liver disease and diet-induced obesity (1). On the other hand, overexpression of perilipin-2 causes increased lipid and TG accumulation, which is a feature of many metabolic, cardiovascular, and age-related diseases (2). Additional research has found higher levels of perilipin-2 is associated with certain cancers such as colorectal cancer and renal carcinomas, and it may be a useful biomarker for detection (2). Though more research is needed, it is possible that inhibition or blocking of perilipin-2 may be a key strategy to combatting several pathologies (2).

References

1. Itabe H, Yamaguchi T, Nimura S, Sasabe N. Perilipins: a diversity of intracellular lipid droplet proteins. Lipids Health Dis. 2017;16(1):83. https://doi.org/10.1186/s12944-017-0473-y

2. Conte M, Franceschi C, Sandri M, Salvioli S. Perilipin 2 and Age-Related Metabolic Diseases: A New Perspective. Trends Endocrinol Metab. 2016;27(12):893-903. https://doi.org/10.1016/j.tem.2016.09.001

3. Sztalryd C, Brasaemle DL. The perilipin family of lipid droplet proteins: Gatekeepers of intracellular lipolysis. Biochim Biophys Acta Mol Cell Biol Lipids. 2017;1862(10 Pt B):1221-1232. https://doi.org/10.1016/j.bbalip.2017.07.009

4. Uniprot (Q99541)

5. Chong BM, Reigan P, Mayle-Combs KD, Orlicky DJ, McManaman JL. Determinants of adipophilin function in milk lipid formation and secretion. Trends Endocrinol Metab. 2011;22(6):211-217. https://10.1016/j.tem.2011.04.003

Alternate Names

ADFP, Adipophilin, Perilipin2, PLIN2

Entrez Gene IDs

123 (Human); 11520 (Mouse)

Gene Symbol

PLIN2

Additional Perilipin-2 Products

Product Documents for Perilipin-2/ADFP Antibody - BSA Free

Certificate of Analysis

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

Product Specific Notices for Perilipin-2/ADFP Antibody - BSA Free

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.

Citations for Perilipin-2/ADFP Antibody - BSA Free

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Showing  1 - 1 of 1 review Showing All
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  • Perilipin-2/ADFP Antibody
    Name: Natasa Velickovic
    Application: Western Blot
    Sample Tested: Liver whole cell extract and Liver whole tissue homogenate, Sample Amount: 50ug
    Species: Rat
    Verified Customer | Posted 06/16/2020
    Perilipin2
    Concentration 1:1000, over night Secondary antibody: 1: 20000
    Perilipin-2/ADFP Antibody - BSA Free NB110-40877

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Protocols

View specific protocols for Perilipin-2/ADFP Antibody - BSA Free (NB110-40877):


Immunocytochemistry Protocol

Culture cells to appropriate density in 35 mm culture dishes or 6-well plates.

1. Remove culture medium and add 10% formalin to the dish. Fix at room temperature for 30 minutes.
2. Remove the formalin and add ice cold methanol. Incubate for 5-10 minutes.
3. Remove methanol and add washing solution (i.e. PBS). Be sure to not let the specimen dry out. Wash three times for 10 minutes.
4. To block nonspecific antibody binding incubate in 10% normal goat serum from 1 hour to overnight at room temperature.
5. Add primary antibody at appropriate dilution and incubate at room temperature from 2 hours to overnight at room temperature.
6. Remove primary antibody and replace with washing solution. Wash three times for 10 minutes.
7. Add secondary antibody at appropriate dilution. Incubate for 1 hour at room temperature.
8. Remove antibody and replace with wash solution, then wash for 10 minutes. Add Hoechst 33258 to wash solution at 1:25,0000 and incubate for 10 minutes. Wash a third time for 10 minutes.
9. Cells can be viewed directly after washing. The plates can also be stored in PBS containing Azide covered in Parafilm (TM). Cells can also be cover-slipped using Fluoromount, with appropriate sealing.

*The above information is only intended as a guide. The researcher should determine what protocol best meets their needs. Please follow safe laboratory procedures.


Immunohistochemistry-Paraffin Embedded Sections

Antigen Unmasking:
Bring slides to a boil in 10 mM sodium citrate buffer (pH 6.0) then maintain at a sub-boiling temperature for 10 minutes. Cool slides on bench-top for 30 minutes.

Staining:
1. Wash sections in deionized water three times for 5 minutes each.
2. Wash sections in wash buffer for 5 minutes.
3. Block each section with 100-400 ul blocking solution for 1 hour at room temperature.
4. Remove blocking solution and add 100-400 ul diluted primary antibody. Incubate overnight at 4 degrees C.
5. Remove antibody solution and wash sections in wash buffer three times for 5 minutes each.
6. Add 100-400 ul biotinylated diluted secondary antibody. Incubate 30 minutes at room temperature.
7. Remove secondary antibody solution and wash sections three times with wash buffer for 5 minutes each.
8. Add 100-400 ul Streptavidin-HRP reagent to each section and incubate for 30 minutes at room temperature.
9. Wash sections three times in wash buffer for 5 minutes each.
10. Add 100-400 ul DAB substrate to each section and monitor staining closely.
11. As soon as the sections develop, immerse slides in deionized water.
12. Counterstain sections in hematoxylin.
13. Wash sections in deionized water two times for 5 minutes each.
14. Dehydrate sections.
15. Mount coverslips.


Western Blot Protocol

1. Perform SDS-PAGE on samples to be analyzed, loading 25 ug of total protein per lane.
2. Transfer proteins to membrane according to the instructions provided by the manufacturer of the membrane and transfer apparatus.
3. Stain according to standard Ponceau S procedure (or similar product) to assess transfer success, and mark molecular weight standards where appropriate.
4. Rinse the blot.
5. Block the membrane using standard blocking buffer for at least 1 hour.
6. Wash the membrane in wash buffer three times for 10 minutes each.
7. Dilute primary antibody in blocking buffer and incubate 1 hour at room temperature.
8. Wash the membrane in wash buffer three times for 10 minutes each.
9. Apply the diluted HRP conjugated secondary antibody in blocking buffer (as per manufacturers instructions) and incubate 1 hour at room temperature.
10. Wash the blot in wash buffer three times for 10 minutes each (this step can be repeated as required to reduce background).
11. Apply the detection reagent of choice in accordance with the manufacturers instructions.

**Note: Tween-20 can be added to the blocking or antibody dilution buffer at a final concentration of 0.05-0.2%.


Find general support by application which include: protocols, troubleshooting, illustrated assays, videos and webinars.

FAQs for Perilipin-2/ADFP Antibody - BSA Free

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  • Q: I went trought your product datasheet, but I didn't find any information about the dilution I have to use for the western blot and if it's in 5% milk-TBST or other blocking buffer. Could you please provide me those information?

    A: For our product NB110-40877, we recommend a starting dilution of 2 ug/ml for western blot. Our recommended diluent buffer is 5% nonfat milk in TBST.

  • Q: I would appreciate if you are able to provide the exact amino acid sequence of the immunogens. The customer would like to check the percentage alignment with the chicken protein to determine which of the antiodies woudl be better to try in this species.

    A: I am unable to provide you with this information however I can tell you that there is a 71% homology between the chicken protein and human protein. Our lab only recommends use if the homology is 85% or above.

  • Q: I went trought your product datasheet, but I didn't find any information about the dilution I have to use for the western blot and if it's in 5% milk-TBST or other blocking buffer. Could you please provide me those information?

    A: For our product NB110-40877, we recommend a starting dilution of 2 ug/ml for western blot. Our recommended diluent buffer is 5% nonfat milk in TBST.

  • Q: I would appreciate if you are able to provide the exact amino acid sequence of the immunogens. The customer would like to check the percentage alignment with the chicken protein to determine which of the antiodies woudl be better to try in this species.

    A: I am unable to provide you with this information however I can tell you that there is a 71% homology between the chicken protein and human protein. Our lab only recommends use if the homology is 85% or above.

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