COL4A1 (collagen IV alpha 1) is a 185 kDa member of the type IV collagen family. It is a secreted glycoprotein that is expressed by multiple cell types, including fibroblasts, keratinocytes and endothelial cells. Two COL4A1 molecules interact with a 170 kDa alpha 2 chain to form a collagen IV triple helix. This helix further interacts with other helices to generate covalent oligomers that form a scaffold in the basement membrane. Mature human COL4A1 is 1642 amino acids (aa) in length. It has an N-terminal “7S” proregion (aa 28-172), a central collagenous domain that contains multiple Gly-based repeats (aa 173-1440), and a C-terminal domain that is proteolytically cleaved to generate a 25-28 kDa NC1 globular segment that has potent antiangiogenic activity (aa 1441-1669). Multiple splice forms exist. One shows a deletion of aa 499-849, a second shows a seven aa substitution for aa 513-1669, and a third shows a seven aa substitution for aa 958-1669. Over aa 1441-1669, human COL4A1 is 97% aa identical to mouse COL4A1.
Human Collagen IV alpha 1 Antibody
R&D Systems | Catalog # MAB11758
Key Product Details
Validated by
Knockout/Knockdown
Species Reactivity
Human
Applications
Multiplex Immunofluorescence, Immunohistochemistry, COMET
Label
Unconjugated
Antibody Source
Monoclonal Mouse IgG Clone # 1106301
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Product Specifications
Immunogen
Synthetic peptide
Accession # P02462
Accession # P02462
Specificity
Detects recombinant human COL4A1 protein in Direct ELISA.
Clonality
Monoclonal
Host
Mouse
Isotype
IgG
Scientific Data Images for Human Collagen IV alpha 1 Antibody
COL4A1 in Human Kidney via seqIF™ staining on COMET™
COL4A1 was detected in immersion fixed paraffin-embedded sections of human Kidney using Mouse Anti-Human COL4A1, Monoclonal Antibody (Catalog#MAB11758) at 15ug/mL at 37 ° Celsius for 8 minutes. Before incubation with the primary antibody, tissue underwent an all-in-one dewaxing and antigen retrieval preprocessing using PreTreatment Module (PT Module)and Dewax and HIER Buffer H (pH 9; Epredia Catalog #TA-999-DHBH).Tissue was stained using the Alexa Fluor™ 647 Goat anti-Mouse IgG Secondary Antibody at 1:200 at 37 ° Celsius for 2 minutes. (Yellow; Lunaphore Catalog # DR647MS) and counterstained with DAPI (blue; Lunaphore Catalog # DR100). Specific staining was localized to the extracellular space. Protocol available in COMET™ Panel Builder.COL4A1 in Human Liver via seqIF™ stainingon COMET™
COL4A1 was detected in immersion fixed paraffin-embedded sections of human Liver using Mouse Anti-Human COL4A1, Monoclonal Antibody (Catalog#MAB11758) at 15ug/mL at 37 ° Celsius for 8 minutes. Before incubation with the primary antibody, tissue underwent an all-in-one dewaxing and antigen retrieval preprocessing using PreTreatment Module (PT Module)and Dewax and HIER Buffer H (pH 9; Epredia Catalog #TA-999-DHBH).Tissue was stained using the Alexa Fluor™ 647 Goat anti-Mouse IgG Secondary Antibody at 1:200 at 37 ° Celsius for 2 minutes. (Yellow; Lunaphore Catalog # DR647MS) and counterstained with DAPI (blue; Lunaphore Catalog # DR100). Specific staining was localized to the extracellular space. Protocol available in COMET™ Panel Builder.COL4A1 in Human Liver Carcinoma via seqIF™staining on COMET™
COL4A1 was detected in immersion fixed paraffin-embedded sections of human liver carcinoma using Mouse Anti-Human COL4A1, Monoclonal Antibody (Catalog#MAB11758) at 15ug/mL at 37 ° Celsius for 8 minutes. Before incubation with the primary antibody, tissue underwent an all-in-one dewaxing and antigen retrieval preprocessing using PreTreatment Module (PT Module)and Dewax and HIER Buffer H (pH 9; Epredia Catalog #TA-999-DHBH).Tissue was stained using the Alexa Fluor™ 647 Goat anti-Mouse IgG Secondary Antibody at 1:200 at 37 ° Celsius for 2 minutes. (Yellow; Lunaphore Catalog # DR647MS) and counterstained with DAPI (blue; Lunaphore Catalog # DR100). Specific staining was localized to the extracellular space. Protocol available in COMET™ Panel Builder.Detection of Collagen IV alpha 1 in Human Kidney.
Collagen IV alpha 1 was detected in immersion fixed paraffin-embedded sections of human kidney using Mouse Anti-Human Collagen IV alpha 1 Monoclonal Antibody (Catalog # MAB11758) at 5 µg/ml overnight at 4 °C. Before incubation with the primary antibody, tissue was subjected to heat-induced epitope retrieval using VisUCyte Antigen Retrieval Reagent-Basic (Catalog # VCTS021). Tissue was stained using the HRP-conjugated Anti-Mouse IgG Secondary Antibody (Catalog # HAF007) and counterstained with hematoxylin (blue). Specific staining was localized to the basement membrane. View our protocol for Chromogenic IHC Staining of Paraffin-embedded Tissue Sections.Detection of Collagen IV alpha 1 in Human Liver.
Collagen IV alpha 1 was detected in immersion fixed paraffin-embedded sections of human liver using Mouse Anti-Human Collagen IV alpha 1 Monoclonal Antibody (Catalog # MAB11758) at 5 µg/ml overnight at 4 °C. Before incubation with the primary antibody, tissue was subjected to heat-induced epitope retrieval using VisUCyte Antigen Retrieval Reagent-Basic (Catalog # VCTS021). Tissue was stained using the HRP-conjugated Anti-Mouse IgG Secondary Antibody (Catalog # HAF007) and counterstained with hematoxylin (blue). Specific staining was localized to the basement membrane. View our protocol for Chromogenic IHC Staining of Paraffin-embedded Tissue Sections.Detection of Collagen IV alpha 1 in Human Liver Cancer.
Collagen IV alpha 1 was detected in immersion fixed paraffin-embedded sections of human liver cancer using Mouse Anti-Human Collagen IV alpha 1 Monoclonal Antibody (Catalog # MAB11758) at 5 µg/ml overnight at 4 °C. Before incubation with the primary antibody, tissue was subjected to heat-induced epitope retrieval using VisUCyte Antigen Retrieval Reagent-Basic (Catalog # VCTS021). Tissue was stained using the HRP-conjugated Anti-Mouse IgG Secondary Antibody (Catalog # HAF007) and counterstained with hematoxylin (blue). Specific staining was localized to the basement membrane. View our protocol for Chromogenic IHC Staining of Paraffin-embedded Tissue Sections.Applications for Human Collagen IV alpha 1 Antibody
Application
Recommended Usage
COMET
Optimal dilutions of this antibody should be experimentally determined.
Immunohistochemistry
3-25 µg/mL
Sample: Immersion fixed paraffin-embedded sections of human kidney, human liver cancer and human liver
Sample: Immersion fixed paraffin-embedded sections of human kidney, human liver cancer and human liver
Multiplex Immunofluorescence
15 µg/mL
Sample: Immersion fixed paraffin-embedded sections of human kidney, liver and liver carcinoma
Sample: Immersion fixed paraffin-embedded sections of human kidney, liver and liver carcinoma
Formulation, Preparation, and Storage
Purification
Protein A or G purified from hybridoma culture supernatant
Reconstitution
Reconstitute lyophilized material at 0.2 mg/ml in sterile PBS. For liquid material, refer to CoA for concentration.
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Formulation
Lyophilized from a 0.2 μm filtered solution in PBS with Trehalose.
Shipping
Lyophilized product is shipped at ambient temperature. Liquid small pack size (-SP) is shipped with polar packs. Upon receipt, store immediately at the temperature recommended below.
Stability & Storage
Use a manual defrost freezer and avoid repeated freeze-thaw cycles.
- 12 months from date of receipt, -20 to -70 °C as supplied.
- 1 month, 2 to 8 °C under sterile conditions after reconstitution.
- 6 months, -20 to -70 °C under sterile conditions after reconstitution.
Calculators
Background: Collagen IV alpha 1
Alternate Names
Arresten, COL4A1
Gene Symbol
COL4A1
UniProt
Additional Collagen IV alpha 1 Products
Product Documents for Human Collagen IV alpha 1 Antibody
Certificate of Analysis
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Note: Certificate of Analysis not available for kit components.
Product Specific Notices for Human Collagen IV alpha 1 Antibody
For research use only
Related Research Areas
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Protocols
Find general support by application which include: protocols, troubleshooting, illustrated assays, videos and webinars.
- Antigen Retrieval Protocol (PIER)
- Antigen Retrieval for Frozen Sections Protocol
- Appropriate Fixation of IHC/ICC Samples
- Cellular Response to Hypoxia Protocols
- Chromogenic IHC Staining of Formalin-Fixed Paraffin-Embedded (FFPE) Tissue Protocol
- Chromogenic Immunohistochemistry Staining of Frozen Tissue
- ClariTSA™ Fluorophore Kits
- Detection & Visualization of Antibody Binding
- Fluorescent IHC Staining of Frozen Tissue Protocol
- Graphic Protocol for Heat-induced Epitope Retrieval
- Graphic Protocol for the Preparation and Fluorescent IHC Staining of Frozen Tissue Sections
- Graphic Protocol for the Preparation and Fluorescent IHC Staining of Paraffin-embedded Tissue Sections
- Graphic Protocol for the Preparation of Gelatin-coated Slides for Histological Tissue Sections
- IHC Sample Preparation (Frozen sections vs Paraffin)
- Immunofluorescent IHC Staining of Formalin-Fixed Paraffin-Embedded (FFPE) Tissue Protocol
- Immunohistochemistry (IHC) and Immunocytochemistry (ICC) Protocols
- Immunohistochemistry Frozen Troubleshooting
- Immunohistochemistry Paraffin Troubleshooting
- Preparing Samples for IHC/ICC Experiments
- Preventing Non-Specific Staining (Non-Specific Binding)
- Primary Antibody Selection & Optimization
- Protocol for Heat-Induced Epitope Retrieval (HIER)
- Protocol for Making a 4% Formaldehyde Solution in PBS
- Protocol for VisUCyte™ HRP Polymer Detection Reagent
- Protocol for the Preparation & Fixation of Cells on Coverslips
- Protocol for the Preparation and Chromogenic IHC Staining of Frozen Tissue Sections
- Protocol for the Preparation and Chromogenic IHC Staining of Frozen Tissue Sections - Graphic
- Protocol for the Preparation and Chromogenic IHC Staining of Paraffin-embedded Tissue Sections
- Protocol for the Preparation and Chromogenic IHC Staining of Paraffin-embedded Tissue Sections - Graphic
- Protocol for the Preparation and Fluorescent IHC Staining of Frozen Tissue Sections
- Protocol for the Preparation and Fluorescent IHC Staining of Paraffin-embedded Tissue Sections
- Protocol for the Preparation of Gelatin-coated Slides for Histological Tissue Sections
- TUNEL and Active Caspase-3 Detection by IHC/ICC Protocol
- The Importance of IHC/ICC Controls
- Troubleshooting Guide: Immunohistochemistry
- View all Protocols, Troubleshooting, Illustrated assays and Webinars