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Rabbit Polyclonal HIF-1 alpha antibody. Suitable for WB, ICC/IF, Flow Cyt (Intra) and reacts with Mouse, Human samples. Cited in 42 publications. Immunogen corresponding to Synthetic Peptide within Human HIF1A aa 350-400 conjugated to Keyhole Limpet Haemocyanin.

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Images

Western blot - Anti-HIF-1 alpha antibody (AB216842), expandable thumbnail
  • Immunocytochemistry/ Immunofluorescence - Anti-HIF-1 alpha antibody (AB216842), expandable thumbnail
  • Flow Cytometry (Intracellular) - Anti-HIF-1 alpha antibody (AB216842), expandable thumbnail
  • Western blot - Anti-HIF-1 alpha antibody (AB216842), expandable thumbnail
  • Western blot - Anti-HIF-1 alpha antibody (AB216842), expandable thumbnail

Publications

Key facts

Isotype
IgG
Host species
Rabbit
Storage buffer

pH: 7.4
Preservative: 0.02% Proclin 300
Constituents: 50% Glycerol (glycerin, glycerine), 48.98% TBS, 1X, 1% BSA

Form
Liquid
Clonality
Polyclonal

Immunogen

  • Synthetic Peptide within Human HIF1A aa 350-400 conjugated to Keyhole Limpet Haemocyanin. The exact immunogen used to generate this antibody is proprietary information. Database link Q16665

Consider this alternative

Reactivity data

Select an application
Product promiseTestedExpectedPredictedNot recommended
WBICC/IFFlow Cyt (Intra)
Human
Tested
Tested
Expected
Mouse
Tested
Tested
Tested

Tested
Tested

Species
Mouse
Dilution info
1/300 - 1/1000
Notes

Ensure cell lysis occurs quickly if removed from hypoxia. Ultrasonic lysis is recommended to enrich more nuclear lysate.

Positive Control: Hypoxic samples such as HeLa-DFO treated whole cell lysate ab116322. For a stronger signal, HeLa-DFO treated nuclear extracts are recommended ab180880. The cell fractionation kit can also be purchased separately ab109719. Negative Control: Most normal tissues or cells, other than kidney or heart.

The observed band size of HIF-1 alpha is not exactly as predicted due to the different forms of HIF-1 alpha below:
40-80 kDa - degraded; 10-130 kDa - post translationally modified; ~200 kDa - heterodimer with HIF-1 beta

Species
Human
Dilution info
1/300 - 1/1000
Notes

Ensure cell lysis occurs quickly if removed from hypoxia. Ultrasonic lysis is recommended to enrich more nuclear lysate.

Positive Control: Hypoxic samples such as HeLa-DFO treated whole cell lysate ab116322. For a stronger signal, HeLa-DFO treated nuclear extracts are recommended ab180880. The cell fractionation kit can also be purchased separately ab109719. Negative Control: Most normal tissues or cells, other than kidney or heart.

The observed band size of HIF-1 alpha is not exactly as predicted due to the different forms of HIF-1 alpha below:
40-80 kDa - degraded; 10-130 kDa - post translationally modified; ~200 kDa - heterodimer with HIF-1 beta

Tested
Tested

Species
Mouse
Dilution info
1/50 - 1/200
Notes

-

Species
Human
Dilution info
1/50 - 1/200
Notes

-

Tested
Tested

Species
Mouse
Dilution info
1/20 - 1/100
Notes

-

Expected
Expected

Species
Human
Dilution info
Use at an assay dependent concentration.
Notes

-

Associated Products

Select an associated product type

5 products for Alternative Product

Target data

Function

Functions as a master transcriptional regulator of the adaptive response to hypoxia (PubMed:11292861, PubMed:11566883, PubMed:15465032, PubMed:16973622, PubMed:17610843, PubMed:18658046, PubMed:20624928, PubMed:22009797, PubMed:30125331, PubMed:9887100). Under hypoxic conditions, activates the transcription of over 40 genes, including erythropoietin, glucose transporters, glycolytic enzymes, vascular endothelial growth factor, HILPDA, and other genes whose protein products increase oxygen delivery or facilitate metabolic adaptation to hypoxia (PubMed:11292861, PubMed:11566883, PubMed:15465032, PubMed:16973622, PubMed:17610843, PubMed:20624928, PubMed:22009797, PubMed:30125331, PubMed:9887100). Plays an essential role in embryonic vascularization, tumor angiogenesis and pathophysiology of ischemic disease (PubMed:22009797). Heterodimerizes with ARNT; heterodimer binds to core DNA sequence 5'-TACGTG-3' within the hypoxia response element (HRE) of target gene promoters (By similarity). Activation requires recruitment of transcriptional coactivators such as CREBBP and EP300 (PubMed:16543236, PubMed:9887100). Activity is enhanced by interaction with NCOA1 and/or NCOA2 (PubMed:10594042). Interaction with redox regulatory protein APEX1 seems to activate CTAD and potentiates activation by NCOA1 and CREBBP (PubMed:10202154, PubMed:10594042). Involved in the axonal distribution and transport of mitochondria in neurons during hypoxia (PubMed:19528298). (Microbial infection) Upon infection by human coronavirus SARS-CoV-2, is required for induction of glycolysis in monocytes and the consequent pro-inflammatory state (PubMed:32697943). In monocytes, induces expression of ACE2 and cytokines such as IL1B, TNF, IL6, and interferons (PubMed:32697943). Promotes human coronavirus SARS-CoV-2 replication and monocyte inflammatory response (PubMed:32697943).

Alternative names

Recommended products

Rabbit Polyclonal HIF-1 alpha antibody. Suitable for WB, ICC/IF, Flow Cyt (Intra) and reacts with Mouse, Human samples. Cited in 42 publications. Immunogen corresponding to Synthetic Peptide within Human HIF1A aa 350-400 conjugated to Keyhole Limpet Haemocyanin.

Key facts

Isotype
IgG
Form
Liquid
Clonality
Polyclonal
Immunogen
  • Synthetic Peptide within Human HIF1A aa 350-400 conjugated to Keyhole Limpet Haemocyanin. The exact immunogen used to generate this antibody is proprietary information. Database link Q16665
Purification technique
Affinity purification Protein A
Concentration
Loading...

Storage

Shipped at conditions
Blue Ice
Appropriate short-term storage duration
1-2 weeks
Appropriate short-term storage conditions
+4°C
Appropriate long-term storage conditions
-20°C
Aliquoting information
Upon delivery aliquot
Storage information
Avoid freeze / thaw cycle

Notes

Abcam is leading the way to address reproducibility in scientific research with our highly validated recombinant monoclonal and recombinant multiclonal antibodies. Search & select one of Abcam's thousands of recombinant alternatives to eliminate batch-variability and unnecessary animal use.

If you do not find a host species to meet your needs, our catalogue and custom Chimeric range provides scientists the specificity of Abcam's RabMAbs in the species backbone of your choice. Remember to also review our range of edited cell lines, proteins and biochemicals relevant to your target that may help you further your research goals.

Abcam antibodies are extensively validated in a wide range of species and applications, so please check the reagent specifications meet your scientific needs before purchasing. If you have any questions or bespoke requirements, simply visit the Contact Us page to send us an inquiry or contact our Support Team ahead of purchase.

Supplementary info

This supplementary information is collated from multiple sources and compiled automatically.
Activity summary

HIF-1 alpha also known as hypoxia-inducible factor 1-alpha is a transcription factor critical in cellular response to low oxygen levels. Its molecular weight usually ranges from 93 to 120 kDa. You can find HIF-1 alpha expressed in tissues throughout the body but its expression significantly increases under hypoxic conditions. Researchers often use the HIF-1a ELISA to measure its expression levels. HIF-1 alpha forms a complex with other proteins to perform its functions effectively.

Biological function summary

HIF-1 alpha regulates gene expression in response to hypoxic conditions in cells. It forms a complex with HIF-1 beta to activate transcription of various genes involved in energy metabolism angiogenesis and erythropoiesis. HIF-1 alpha enables cells to adapt to reduced oxygen availability allowing for cellular survival and function under stress. It plays an important role in promoting the expression of genes like VEGF and EPO which are important for vascular and red blood cell development respectively.

Pathways

HIF-1 alpha plays an integral role in the hypoxia signaling pathway and the glycolytic pathway. In the hypoxia signaling pathway HIF-1 alpha partners with VHL (Von Hippel-Lindau) protein that regulates its degradation under normal oxygen conditions. When oxygen levels drop HIF-1 alpha avoids degradation stabilizes and translocates into the nucleus to initiate transcription of hypoxia-responsive genes. The glycolytic pathway involvement highlights its function in adapting energy production under hypoxic conditions through collaboration with enzymes and transporters associated with glycolysis.

Associated diseases and disorders

HIF-1 alpha has been implicated in cancer and ischemic diseases. Its role in promoting angiogenesis and metabolic adaptation makes it a contributor to tumor growth and survival collaborating with oncogenes such as c-Myc. In ischemic diseases like stroke or myocardial infarction HIF-1 alpha's ability to induce protective responses can mitigate tissue damage through regulation of survival pathways. Understanding these interactions helps in the development of therapeutic strategies targeting HIF-1 alpha in disease contexts.

Product promise

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In the unlikely event of one of our products not working as expected, you are covered by our product promise.

Full details and terms and conditions can be found here:
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5 product images

  • Western blot - Anti-HIF-1 alpha antibody (ab216842), expandable thumbnail

    Western blot - Anti-HIF-1 alpha antibody (ab216842)

    Cell lysates were first probed with primary antibody (ab216842) at 4°C overnight then incubated with conjugated secondary antibody for 60 min at 37˚C.

    All lanes: Western blot - Anti-HIF-1 alpha antibody (ab216842) at 1/1000 dilution

    Lane 1: Hela cell lysate

    Lane 2: A431 cell lysate

    Lane 3: U251 cell lysate

    Lane 4: HepG2 cell lysate

    Secondary

    All lanes: Conjugated secondary antibody at 1/20000 dilution

    Predicted band size: 92 kDa

  • Immunocytochemistry/ Immunofluorescence - Anti-HIF-1 alpha antibody (ab216842), expandable thumbnail

    Immunocytochemistry/ Immunofluorescence - Anti-HIF-1 alpha antibody (ab216842)

    Hela cell; 4% Paraformaldehyde-fixed; Triton X-100 at room temperature for 20 min; Blocking buffer (normal goat serum) at 37°C for 20 min; Antibody incubation with HIF-1 Alpha polyclonal Antibody (1/100, ab216842), 90 minutes at 37°C; followed by a conjugated Goat Anti-Rabbit IgG antibody at 37°C for 90 minutes, DAPI (blue) was used to stain the cell nuclei.

  • Flow Cytometry (Intracellular) - Anti-HIF-1 alpha antibody (ab216842), expandable thumbnail

    Flow Cytometry (Intracellular) - Anti-HIF-1 alpha antibody (ab216842)

    Mouse spleen cells were fixed with 4% PFA for 10min at room temperature, permeabilized with 90% ice-cold methanol for 20 min at -20℃, and incubated in 5% BSA blocking buffer for 30 min at room temperature. Cells were then stained with HIF-1 Alpha Antibody (ab216842) at 1:50 dilution in blocking buffer and incubated for 30 min at room temperature, washed twice with 2%BSA in PBS, followed by secondary antibody incubation for 40 min at room temperature. Acquisitions of 20,000 events were performed. Cells stained with primary antibody (green), and isotype control (orange).

  • Western blot - Anti-HIF-1 alpha antibody (ab216842), expandable thumbnail

    Western blot - Anti-HIF-1 alpha antibody (ab216842)

    Cell lysate was first probed with primary antibody (ab216842) at 4°C overnight then incubated with conjugated secondary antibody for 90 min at 37˚C.

    All lanes: Western blot - Anti-HIF-1 alpha antibody (ab216842) at 1/300 dilution

    All lanes: HL60 cell lysate

    Secondary

    All lanes: Goat Anti-Rabbit IgG Antibody (H+L), HRP at 1/5000 dilution

    Predicted band size: 92 kDa

  • Western blot - Anti-HIF-1 alpha antibody (ab216842), expandable thumbnail

    Western blot - Anti-HIF-1 alpha antibody (ab216842)

    Cell lysate was first probed with primary antibody (ab216842) at 4°C overnight then incubated with conjugated secondary antibody for 60 min at 37˚C.

    All lanes: Western blot - Anti-HIF-1 alpha antibody (ab216842) at 1/1000 dilution

    All lanes: U-87MG cell lysate

    Secondary

    All lanes: Conjugated secondary antibody at 1/20000 dilution

    Predicted band size: 92 kDa

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