Ki67 Rabbit Polyclonal Antibody
Catalog# ER1902-75
Ki67 Rabbit Polyclonal Antibody
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WB
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IF-Cell
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FC
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Human
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unconjugated
Safety datasheet
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- MSDS_HUABIO.pdf
- MSDS_HUABIO.pdf
- MSDS_ER1902-75_Europe.pdf
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Overview
Product Name
Ki67 Rabbit Polyclonal Antibody
Antibody Type
Rabbit Polyclonal Antibody
Immunogen
Synthetic peptide within Human Ki67 aa 1,949-1,998 / 3,256.
Species Reactivity
Human
Validated Applications
WB, IF-Cell, FC
Target Molecular Weight
Predicted band size 359 kDa
Positive Control
Ramos (Human Burkitt's lymphoma cell) cell lysates, HeLa.
Conjugation
unconjugated
RRID
Product Features
Form
Liquid
Concentration
Storage Instructions
Shipped at 4℃. Store at +4℃ short term (1-2 weeks). It is recommended to aliquot into single-use upon delivery. Store at -20℃ long term.
Storage Buffer
1*PBS (pH7.4), 0.2% BSA, 50% Glycerol. Preservative: 0.05% Sodium Azide.
Isotype
IgG
Purification Method
Immunogen affinity purified.
Application Dilution
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WB
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1:10,000-1:50,000
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IF-Cell
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1:500
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FC
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1:1,000
Target
Function
Required to maintain individual mitotic chromosomes dispersed in the cytoplasm following nuclear envelope disassembly. Associates with the surface of the mitotic chromosome, the perichromosomal layer, and covers a substantial fraction of the chromosome surface. Prevents chromosomes from collapsing into a single chromatin mass by forming a steric and electrostatic charge barrier: the protein has a high net electrical charge and acts as a surfactant, dispersing chromosomes and enabling independent chromosome motility. Binds DNA, with a preference for supercoiled DNA and AT-rich DNA. Does not contribute to the internal structure of mitotic chromosomes. May play a role in chromatin organization. It is however unclear whether it plays a direct role in chromatin organization or whether it is an indirect consequence of its function in maintaining mitotic chromosomes dispersed (Probable).
Background References
1. MacCallum D E et al. The biochemical characterization of the DNA binding activity of pKi67. J Pathol 191:286-298 (2000).
Post-translational Modification
Phosphorylated. Hyperphosphorylated in mitosis. Hyperphosphorylated form does not bind DNA.
Subcellular Location
Chromosome, Nucleus
UNIPROT
Synonyms
Antigen identified by monoclonal antibody Ki 67 antibody
Antigen identified by monoclonal antibody Ki-67 antibody
Antigen KI-67 antibody
Antigen KI67 antibody
Antigen Ki67 antibody
KI67_HUMAN antibody
KIA antibody
Marker of proliferation Ki-67 antibody
MIB 1 antibody
MIB antibody
ExpandAntigen identified by monoclonal antibody Ki 67 antibody
Antigen identified by monoclonal antibody Ki-67 antibody
Antigen KI-67 antibody
Antigen KI67 antibody
Antigen Ki67 antibody
KI67_HUMAN antibody
KIA antibody
Marker of proliferation Ki-67 antibody
MIB 1 antibody
MIB antibody
MKI67 antibody
PPP1R105 antibody
Proliferation marker protein Ki-67 antibody
Proliferation related Ki 67 antigen antibody
Protein phosphatase 1 regulatory subunit 105 antibody
RP11-380J17.2 antibody
CollapseImages
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Western blot analysis of Ki67 on Ramos (Human Burkitt's lymphoma cell) cell lysate with Rabbit anti-Ki67 antibody (ER1902-75) at 1/5,000 dilution.
Lysates/proteins at 20 µg/Lane.
Exposure time: 1 minute; ECL: K1801
Blocking: 5% NFDM/TBST, 1 hour at room temperature
Primary antibody: ER1902-75, 1/5,000 in primary antibody dilution buffer (K1803), overnight at 4 ℃
Secondary antibody: Goat anti-Rabbit IgG-HRP (HA1001), 1/50,000 in 5% NFDM/TBST, 1 hour at room temperature
Predicted band size: 359 kDa -
Immunocytochemistry analysis of HeLa cells labeling Ki67 with Rabbit anti-Ki67 antibody (ER1902-75) at 1/500 dilution.
Cells were fixed in 4% paraformaldehyde for 15 minutes at room temperature, permeabilized with 0.1% Triton X-100 in PBS for 15 minutes at room temperature, then blocked with 1% BSA in 10% negative goat serum for 1 hour at room temperature. Cells were then incubated with Rabbit anti-Ki67 antibody (ER1902-75) at 1/500 dilution in 1% BSA in PBST overnight at 4 ℃. Goat Anti-Rabbit IgG H&L (iFluor™ 488, HA1121) was used as the secondary antibody at 1/1,000 dilution. PBS instead of the primary antibody was used as the secondary antibody only control. Nuclear DNA was labelled in blue with DAPI.
Beta tubulin (HA601187, red) was stained at 1/100 dilution overnight at +4℃. Goat Anti-Mouse IgG H&L (iFluor™ 594, HA1126) was used as the secondary antibody at 1/1,000 dilution. -
Flow cytometric analysis of HeLa cells labeling Ki67.
Cells were fixed and permeabilized. Then stained with the primary antibody (ER1902-75, 1/1,000) (red) compared with Rabbit IgG Isotype Control (green). After incubation of the primary antibody at +4℃ for an hour, the cells were stained with a iFluor™ 488 conjugate-Goat anti-Rabbit IgG Secondary antibody (HA1121) at 1/1,000 dilution for 30 minutes at +4℃. Unlabelled sample was used as a control (cells without incubation with primary antibody; black).
Please note: All products are "FOR RESEARCH USE ONLY AND ARE NOT INTENDED FOR DIAGNOSTIC OR THERAPEUTIC USE"
Citation
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EP300/NCOA1 complex drives glioma angiogenesis via H3K27 acetylation–dependent activation of VEGFA
Journal: Experimental Cell Research
DOI: 10.1016/j.yexcr.2026.115004
IF: 3.5
Application: IF-cell
Reactivity: Human
Publish date: 2026 Mar
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