Laminin alpha5 Polyclonal Antibody

SKU:BHA10302205
Overview
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Anti-Laminin α-5 antibody (Rabbit, Polyclonal, IgG). Validated for Western Blot, Immunohistochemistry in Human, Mouse samples. Suitable for detection and characterization of Laminin α-5 in cell and tissue-based research.
Clonality Polyclonal
Host Species Rabbit
Species Reactivity Human, Mouse
Conjugate Unconjugated
Isotype IgG
Applications Western Blot, Immunohistochemistry
Purification Affinity Purification
Options selector
Catalog no. Size
E-AB-31903_20μL 20 uL
E-AB-31903_60μL 60 uL
E-AB-31903_120μL 120 uL
E-AB-31903_200μL 200 uL
Available Options

Select the variant that best fits your experiment. Availability and lead time may vary by option.

  • Options: Size (4) - 20 uL, 60 uL, 120 uL, 200 uL
  • Lead time: options listed in “Availability Content”; other statuses may take longer.
  • Storage: Store at -20℃ Valid for 12 months. Avoid freeze / thaw cycles.
  • Shipping: cold-chain shipment (typically with ice packs).
  • Upon receipt: store at the recommended temperature as soon as possible.
  • Sales terms and conditions: Please review prior to ordering.
Field Specification
Mfr No E-AB-31903
Clonality
  • Polyclonal
Concentration 1 mg/mL
Conjugate
  • Unconjugated
Host Rabbit
Immunogen Synthesized peptide derived from the Internal region of human Laminin α-5
Isotype
  • IgG
Product Type
  • Polyclonal Antibody
Shipping Ice packs
Storage Store at -20℃ Valid for 12 months. Avoid freeze / thaw cycles.
UniProt # O15230

Product Overview

Components of the extracellular matrix exert myriad effects on tissues throughout the body. In particular, the laminins, a family of heterotrimeric extracellular glycoproteins, affect tissue development and integrity in such diverse organs as the kidney, lung, skin, and nervous system. It is thought that laminins mediate the attachment, migration, and organization of cells into tissues during embryonic development by interacting with other extracellular matrix components. Laminins function as heterotrimeric complexes of alpha, beta, and gamma chains, with each chain type representing a different subfamily of proteins. The protein encoded by this gene belongs to the alpha subfamily of laminin chains and is a major component of basement membranes. Two transcript variants encoding different isoforms have been found for this gene, but the full-length nature of one of them has not been determined.

Validated Applications & Recommended Dilutions

Application Recommended Dilution
WB 1:500-1:2000
IHC 1:100-1:300

Antibody Specifications

Target Laminin α-5
Host Species Rabbit
Clonality Polyclonal
Isotype IgG
Conjugate Unconjugated
Purification Affinity Purification
Concentration 1 mg/mL
Molecular Weight Calculated 400kDa; Observed 400kDa

Immunogen

Synthesized peptide derived from the Internal region of human Laminin α-5 UniProt: O15230.

Species Reactivity & Cross-Reactivity

Validated for: Human, Mouse. Verify suitability in your sample type prior to use. For species or applications not listed in the datasheet, consult our technical team before purchase.

Storage & Handling

Store at -20℃ Valid for 12 months. Avoid freeze / thaw cycles.

Storage Buffer: PBS with 0.02% sodium azide, 0.5% protective protein and 50% glycerol, pH7.4

Related Products

Browse additional antibodies targeting Laminin α-5 and complementary reagents — including secondary antibodies, blocking buffers, and detection kits — available through BioHippo.

What is the recommended Western Blot dilution for the Laminin α-5 antibody?

The recommended starting dilution for Western Blot is WB 1:500-1:2000;IHC 1:100-1:300. Optimal dilution should be determined empirically for each laboratory setup, sample type, and detection system. Use freshly prepared lysates with protease inhibitors; add phosphatase inhibitors if studying phosphorylation-dependent forms of Laminin α-5. Expected band size: Calculated 400kDa, Observed 400kDa. If background is high, increase blocking (5% non-fat milk or BSA in TBST) and/or increase wash stringency.

What antigen retrieval conditions are recommended for Laminin α-5 IHC on paraffin sections?

For IHC-P, heat-induced epitope retrieval (HIER) is typically required. Recommended starting conditions: citrate buffer pH 6.0 (microwave or pressure cooker, ~20 min) for rodent samples; EDTA buffer pH 9.0 for human clinical samples. After retrieval, allow sections to cool gradually before proceeding to blocking. Include a Laminin α-5-positive tissue control (confirmed by literature or database expression data) and a negative isotype control in every run. Recommended dilution: WB 1:500-1:2000;IHC 1:100-1:300. Refer to the product datasheet for any target-specific retrieval guidance.

What species is this Laminin α-5 antibody validated in, and will it work in my model organism?

This antibody has been experimentally validated in: Human, Mouse. Cross-reactivity with other species has not been systematically evaluated. If your sample species is not listed, assess immunogen sequence homology to your target species ortholog. The immunogen used is: "Synthesized peptide derived from the Internal region of human Laminin α-5" — higher sequence identity between species increases the probability of cross-reactivity, but experimental validation with appropriate controls is necessary before drawing scientific conclusions.

What are the storage and stability requirements for this antibody?

Store at -20℃ Valid for 12 months. Avoid freeze / thaw cycles. Storage Buffer: PBS with 0.02% sodium azide, 0.5% protective protein and 50% glycerol, pH7.4. To maintain antibody activity, avoid repeated freeze-thaw cycles. Aliquot into single-use volumes before first freeze. If working with the antibody frequently, keep a working stock at 4°C for up to 4 weeks — add 0.02% sodium azide to the working stock as a bacteriostatic agent if azide is not already present in the buffer. Monitor performance against a validated positive control when transitioning between storage aliquots or lots.

As a polyclonal antibody, should I expect lot-to-lot variability with the Laminin α-5 antibody?

Polyclonal antibodies are produced from immunized animals and may exhibit some degree of lot-to-lot variation in titer, background, and sensitivity. Each production lot is tested for performance against established acceptance criteria. When transitioning to a new lot, run a side-by-side pilot comparison against your previous lot using a validated positive control sample before updating your standard protocol. If significant performance differences are observed, contact our technical support team — titer adjustments may resolve the issue in most cases.

Customization & Add-ons: Can't find the antibody you need—or require a custom format for your assay? We can help you source the best match or support custom antibody solutions for diverse research needs, including species and isotype selection, conjugations and labeling (e.g., HRP/AP, biotin, fluorophores), purification grade options (Protein A/G, affinity purified), formulation preferences (buffer selection, carrier-free, glycerol-free), custom concentrations and aliquoting, low-endotoxin options for cell-based work, and application-focused QC/validation support (project dependent). Click Talk to a Scientist to submit a request, email us at support@biohippo.com, or explore our Research Services for additional support—our team will follow up with feasibility details and next steps.

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