Flk-1 Polyclonal Antibody

SKU:BHA12101564
Overview
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KDR-specific polyclonal antibody raised in Rabbit. Validated for Western Blot, Immunohistochemistry, Immunofluorescence in Human, Mouse, Rat samples. Affinity-purified rabbit IgG.
Specificity Total Protein
Immunogen Synthetic Peptide
Molecular Weight ~151.5 kDa
UniProt P35968
Gene ID Human: 3791; Rat: 25589
Applications 4 validated
Options selector
Catalog no. Size
BT-AP03272-20UL 20 uL
BT-AP03272-50UL 50 uL
BT-AP03272-100UL 100 uL
Available Options
Size
Field Specification
Mfr No BT-AP03272
Alternative Names KDR; FLK1; VEGFR2; Vascular endothelial growth factor receptor 2; VEGFR-2; Fetal liver kinase 1; FLK-1; Kinase insert domain receptor; KDR; Protein-tyrosine kinase receptor flk-1; CD antigen CD309
Clonality
  • Polyclonal
Concentration 1 mg/ml
Formulation Liquid in PBS containing 50% glycerol, 0.5% BSA and 0.02% sodium azide.
Gene ID Human: 3791; Rat: 25589
Host Rabbit
Immunogen The antiserum was produced against synthesized peptide derived from human VEGFR2. AA range:1180-1229
Isotype
  • IgG
Molecular Weight ~151.5 kDa
Product Type
  • Primary Antibody
Reactivity
  • Human
  • Mouse
  • Rat
Storage -20°C for 1 year
Target KDR

Product Overview

Primary Antibody

This antibody targets KDR and detects endogenous levels of KDR protein.

Validated Applications

Application Dilution Guidance
Western Blot (WB) Refer to datasheet for recommended working dilution
Immunohistochemistry (IHC) Refer to datasheet for recommended working dilution
Immunofluorescence (IF) Refer to datasheet for recommended working dilution
ELISA Refer to datasheet for recommended working dilution
✔ Validated by Bioassay Technology Laboratory

Antibody Specifications

Target KDR
Host Rabbit
Clonality Polyclonal
Isotype IgG
Reactivity Human, Mouse, Rat
Purification Affinity Purification
Molecular Weight ~151.5 kDa
Concentration 1 mg/ml
Immunogen The antiserum was produced against synthesized peptide derived from human VEGFR2. AA range:1180-1229
Formulation Liquid in PBS containing 50% glycerol, 0.5% BSA and 0.02% sodium azide.
Storage -20°C for 1 year
Gene ID Human: 3791; Rat: 25589
UniProt P35968 (Human: P35968; Mouse: P35918; Rat: O08775)

Scientific Background

VEGF R1 is one of the five receptor tyrosine kinases (RTKs) (Flt-1, KDR/Flk-1, Flt-4, tie-1, and tek/tie-2) whose expression is almost exclusively restricted to the endothelial cells. Tie-1 and tek/tie-2 define a new class of RTKs containing two immunoglobulin-like domains, three EGF homology domains and three fibronectin type III domains in their extracellular regions. Flt-1, KDR/Flk-1 and Flt-4 are members of the class III subfamily of RTKs containing seven immunoglobulin-like repeats in their extracellular domains. All five RTKs are likely to play central roles in vasculogenesis and angiogenesis.

Alternative Names

KDR; FLK1; VEGFR2; Vascular endothelial growth factor receptor 2; VEGFR-2; Fetal liver kinase 1; FLK-1; Kinase insert domain receptor; KDR; Protein-tyrosine kinase receptor flk-1; CD antigen CD309

Safety & Handling

⚠ Research Use Only (RUO). Not approved for diagnostic or therapeutic use. Handle with standard laboratory safety precautions. Contains sodium azide — avoid contact with skin/eyes; dispose per local regulations.
TargetKDR
HostRabbit
ClonalityPolyclonal
IsotypeIgG
ReactivityHuman, Mouse, Rat
PurificationAffinity Purification
Molecular Weight~151.5 kDa
Concentration1 mg/ml
ImmunogenThe antiserum was produced against synthesized peptide derived from human VEGFR2. AA range:1180-1229
FormulationLiquid in PBS containing 50% glycerol, 0.5% BSA and 0.02% sodium azide.
Storage-20°C for 1 year
Gene IDHuman: 3791; Rat: 25589
UniProtP35968 (Human: P35968; Mouse: P35918; Rat: O08775)

Optimized working dilutions depend on sample type and detection system. Titration is recommended.

ApplicationDilution Note
Western Blot (WB)Refer to datasheet for recommended working dilution
Immunohistochemistry (IHC)Refer to datasheet for recommended working dilution
Immunofluorescence (IF)Refer to datasheet for recommended working dilution
ELISARefer to datasheet for recommended working dilution

VEGF R1 is one of the five receptor tyrosine kinases (RTKs) (Flt-1, KDR/Flk-1, Flt-4, tie-1, and tek/tie-2) whose expression is almost exclusively restricted to the endothelial cells. Tie-1 and tek/tie-2 define a new class of RTKs containing two immunoglobulin-like domains, three EGF homology domains and three fibronectin type III domains in their extracellular regions. Flt-1, KDR/Flk-1 and Flt-4 are members of the class III subfamily of RTKs containing seven immunoglobulin-like repeats in their extracellular domains. All five RTKs are likely to play central roles in vasculogenesis and angiogenesis.

Alternative Names

KDR; FLK1; VEGFR2; Vascular endothelial growth factor receptor 2; VEGFR-2; Fetal liver kinase 1; FLK-1; Kinase insert domain receptor; KDR; Protein-tyrosine kinase receptor flk-1; CD antigen CD309

What species does this antibody react with?
This antibody has been validated for reactivity against Human, Mouse, Rat. Actual cross-reactivity is determined by immunogen sequence homology across species. Contact technical support for unlisted species.
What applications has this antibody been validated for?
Validated applications include: Western Blot (WB), Immunohistochemistry (IHC), Immunofluorescence (IF), ELISA. Each application was tested with positive and negative controls. Contact our team regarding applications not listed.
How was this antibody produced and purified?
This polyclonal IgG antibody was raised in rabbit against a synthesized target-specific peptide. It was affinity-purified from antiserum using an epitope-specific immunogen, yielding a highly specific antibody suitable for multiple research applications.
What is the expected molecular weight of KDR?
The predicted molecular weight of KDR is ~151.5 kDa. Band size may vary slightly depending on post-translational modifications and gel percentage.
What storage conditions does this antibody require?
Store at −20°C for long-term storage. Avoid repeated freeze-thaw cycles. Working aliquots can be stored at 4°C for short-term use. The formulation includes 50% glycerol as a cryoprotectant.

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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