MKI67 KO cell lysate available now. KO validated by Western blot. Free of charge wild type control included. Knockout achieved by using CRISPR/Cas9, Homozygous: 7 bp deletion in exon 7.
HeLa
Human
Cervix
Sanger Sequencing, Western blot
Knockout achieved by using CRISPR/Cas9, Homozygous: 7 bp deletion in exon 7.
Antigen KI-67, Antigen identified by monoclonal antibody Ki-67, KI67_HUMAN, KIA, MKI67, Marker of proliferation Ki-67, PPP1R105, Proliferation marker protein Ki-67, Proliferation related Ki 67 antigen, Protein phosphatase 1 regulatory subunit 105, RP11-380J17.2
MKI67 KO cell lysate available now. KO validated by Western blot. Free of charge wild type control included. Knockout achieved by using CRISPR/Cas9, Homozygous: 7 bp deletion in exon 7.
Antigen KI-67, Antigen identified by monoclonal antibody Ki-67, KI67_HUMAN, KIA, MKI67, Marker of proliferation Ki-67, PPP1R105, Proliferation marker protein Ki-67, Proliferation related Ki 67 antigen, Protein phosphatase 1 regulatory subunit 105, RP11-380J17.2
HeLa
Human
Cervix
Sanger Sequencing, Western blot
Knockout achieved by using CRISPR/Cas9, Homozygous: 7 bp deletion in exon 7.
Adenocarcinoma
MKI67
Knockout
CRISPR technology
Sanger Sequencing, Western blot
Homozygous
CSF1PO, D13S317, D7S820, D5S818, TH01, D16S539, TPOX
EU: 2 US: 2
Adherent
Female
Ambient - Can Ship with Ice
-20°C
Knockout cell lysate achieved by CRISPR/Cas9.
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Lysate preparation: Our lysates are made using RIPA buffer to which we add a protease inhibitor cocktail and phosphatase inhibitor cocktail (ratio: 300:100:10). This means that the protein of interest is denatured. If you require a native form of the protein please use the live cell version. Please refer to our lysis protocol for further details on how our lysates are prepared.
User storage instructions: Lyophilizate may be stored at 4°C. After reconstitution, store at -20°C for short-term storage or -80°C for long-term storage.
This product is subject to limited use licenses from The Broad Institute and ERS Genomics Limited, and is developed with patented technology. For full details of the limited use licenses and relevant patents please refer to our limited use license and patent pages.
Ki67 is a nuclear protein often referred to as MKI67 with a molecular weight of approximately 345 kDa. This protein is strongly associated with cell proliferation. Scientists commonly use Ki67 staining techniques to identify and quantify proliferating cells in tissues. Ki67 is expressed in the nucleus during active cell cycle phases—G1 S G2 and M—but not in resting cells in G0 phase. It is detectable through methods such as Ki67 immunofluorescence and Ki67 flow cytometry which are important for analyzing cell division.
The Ki67 protein plays an essential role in cellular proliferation processes. It does not form part of a stable complex but interacts transiently with other cell cycle-related proteins. Research indicates that Ki67 maintains the structure of the perichromosomal layer during mitosis impacting chromosome separation. It is particularly active in tissues with high cell turnover such as bone marrow and lymphoid organs.
Ki67 influences several key cellular pathways that control cell proliferation and differentiation. The protein acts within the regulation of the cell cycle and the PI3K/AKT signaling pathway important for cell growth and survival. Within these pathways Ki67 interacts with proteins like cyclin-dependent kinases (CDKs) which regulate transitions between different phases of the cell cycle.
Ki67 has significant implications in oncology and can be used as a biomarker for cancer prognosis. Its expression levels help determine the aggressiveness of tumors especially in breast cancer and prostate cancer. High Ki67 levels correlate with poor prognosis as it indicates rapid cell division. In cancer Ki67 associates with p53 a protein that regulates the cell cycle and function as a tumor suppressor.
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Lane 1: Ramos cell lysate (20 μg)
Lane 2: Wild-type HeLa cell lysate (20 μg)
Lane 3: MKI67 knockout HeLa cell lysate (20 μg)
Lanes 1 - 3: Merged signal (red and green). Green - Anti-Ki67 antibody [SP6] ab16667 observed at 359 kDa. Red - loading control, Anti-Vinculin antibody [VIN-54] ab130007 observed at 125 kDa.
Anti-Ki67 antibody [SP6] ab16667 was shown to react with Ki67 in wild-type HeLa cells. Loss of signal was observed when knockout cell line Human MKI67 (Ki67) knockout HeLa cell line ab255407 (knockout cell lysate ab263762) was used. Wild-type and Ki67 knockout samples were subjected to SDS-PAGE. Anti-Ki67 antibody [SP6] ab16667 and Anti-Vinculin antibody [VIN-54] (Anti-Vinculin antibody [VIN-54] ab130007) were incubated overnight at 4°C at 1 in 100 dilution and 1 in 20000 dilution respectively. Blots were developed with Goat anti-Rabbit IgG H&L (IRDye® 800CW) preadsorbed (Goat anti-Rabbit IgG H&L (IRDye® 800CW) preadsorbed ab216773) and Goat anti-Mouse IgG H&L (IRDye® 680RD) preadsorbed (Goat anti-Mouse IgG H&L (IRDye® 680RD) preadsorbed ab216776) secondary antibodies at 1 in 20000 dilution for 1 hour at room temperature before imaging.
Lanes 1 - 3: Western blot - Anti-Ki67 antibody [SP6] (Anti-Ki67 antibody [SP6] ab16667) at 1/100 dilution
Lanes 1 - 3: Western blot - Anti-Ki67 antibody [SP6] - BSA free (Anti-Ki67 antibody [SP6] - BSA free ab231172) at 1/100 dilution
Lanes 1 - 3: Western blot - Anti-Ki67 antibody [SP6], prediluted (Anti-Ki67 antibody [SP6], prediluted ab21700) at 1/100 dilution
Lane 1: Ramos cell lysate at 20 µg
Lane 2: Wild-type HeLa cell lysate at 20 µg
Lane 3: MKI67 knockout HeLa cell lysate at 20 µg
All lanes: Western blot - Goat anti-Rabbit IgG H&L (IRDye® 800CW) preadsorbed (Goat anti-Rabbit IgG H&L (IRDye® 800CW) preadsorbed ab216773) at 1/20000 dilution
Performed under reducing conditions.
Predicted band size: 358 kDa
Observed band size: 124 kDa, 359 kDa
Lanes 1 - 3: Merged signal (red and green). Green - Anti-Ki67 antibody [SP6] ab16667 observed at 359 kDa. Red - loading control, Anti-Vinculin antibody [VIN-54] ab130007 observed at 125 kDa.
Anti-Ki67 antibody [SP6] ab16667 was shown to react with Ki67 in wild-type HeLa cells. Loss of signal was observed when knockout cell line Human MKI67 (Ki67) knockout HeLa cell line ab255407 (knockout cell lysate ab263762) was used. Wild-type and Ki67 knockout samples were subjected to SDS-PAGE. Anti-Ki67 antibody [SP6] ab16667 and Anti-Vinculin antibody [VIN-54] (Anti-Vinculin antibody [VIN-54] ab130007) were incubated overnight at 4°C at 1 in 100 dilution and 1 in 20000 dilution respectively. Blots were developed with Goat anti-Rabbit IgG H&L (IRDye® 800CW) preadsorbed (Goat anti-Rabbit IgG H&L (IRDye® 800CW) preadsorbed ab216773) and Goat anti-Mouse IgG H&L (IRDye® 680RD) preadsorbed (Goat anti-Mouse IgG H&L (IRDye® 680RD) preadsorbed ab216776) secondary antibodies at 1 in 20000 dilution for 1 hour at room temperature before imaging.
Homozygous: 7 bp deletion in exon 7
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