Immunofluorescent analysis of 4% paraformaldehyde-fixed, 0.1% Triton X-100 permeabilized U-87 MG (Human glioblastoma-astrocytoma epithelial cell line) cells labeling beta III Tubulin with ab215037 at 1/500 dilution, followed by Goat anti-rabbit IgG (Alexa Fluor^® 488) (ab150077) secondary antibody at 1/1000 dilution (green).

Confocal image showing cytoplasmic staining on U-87 MG cell line.

The nuclear counterstain is DAPI (blue).

Tubulin is detected with ab195889 (Anti-alpha Tubulin antibody [DM1A] - Microtubule Marker (Alexa Fluor^® 594)) at 1/200 dilution (red).

Secondary antibody only control: Used PBS instead of primary antibody, secondary antibody is Goat anti-rabbit IgG (Alexa Fluor^® 488) (ab150077) at 1/1000 dilution.

All lanes : Anti-beta III Tubulin antibody [EPR19591] (ab215037) at 1/2000 dilution

Lane 1 : Wild-type HCT116 cell lysate
Lane 2 : TUBB3 knockout HCT116 cell lysate

Lysates/proteins at 20 µg per lane.

Performed under reducing conditions.

Predicted band size: 50 kDa
Observed band size: 52 kDa why is the actual band size different from the predicted?

Lanes 1- 4: Merged signal (red and green). Green - ab215037 observed at 52 kDa. Red - Anti-GAPDH antibody [6C5] - Loading Control (ab8245) observed at 37 kDa.

 ab215037 was shown to react with beta III Tubulin in wild-type HCT116 cells in western blot. Loss of signal was observed when knockout cell line ab266900 (knockout cell lysate ab257070) was used. Wild-type HCT116 and TUBB3 knockout HCT116 cell lysates were subjected to SDS-PAGE. Membrane was blocked for 1 hour at room temperature in 0.1% TBST with 3% non-fat dried milk. ab215037 and Anti-GAPDH antibody [6C5] - Loading Control (ab8245) overnight at 4°C at a 1 in 2000 dilution and a 1 in 20000 dilution respectively. Blots were developed with Goat anti-Rabbit IgG H&L (IRDye^®800CW) preadsorbed (ab216773) and 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.

Immunohistochemical analysis of paraffin-embedded human cholangiocarcinoma tissue labeling beta III Tubulin with ab215037 at 1/2000 dilution, followed by Goat Anti-Rabbit IgG H&L (HRP) at 1/500 dilution. 

Cytoplasmic staining on human cholangiocarcinoma is observed.

Counter stained with Hematoxylin.

Secondary antibody only control: Used PBS instead of primary antibody, secondary antibody is Goat Anti-Rabbit IgG H&L (HRP) at 1/500 dilution.

Perform heat mediated antigen retrieval with Tris/EDTA buffer pH 9.0 before commencing with IHC staining protocol.

All lanes : Anti-beta III Tubulin antibody [EPR19591] (ab215037) at 1/2000 dilution

Lane 1 : Wild-type HeLa cell lysate
Lane 2 : TUBB3 knockout HeLa cell lysate

Lysates/proteins at 20 µg per lane.

Performed under reducing conditions.

Predicted band size: 50 kDa

Lanes 1- 2: Merged signal (red and green). Green - ab215037 observed at 50 kDa. Red - Anti-GAPDH antibody [6C5] - Loading Control (ab8245) observed at 37 kDa.

 ab215037 was shown to react with beta III tubulin in wild-type HeLa cells in western blot. Loss of signal was observed when knockout cell line ab255358 (knockout cell lysate ab263857) was used. Wild-type HeLa and TUBB3 knockout HeLa cell lysates were subjected to SDS-PAGE. Membrane was blocked for 1 hour at room temperature in 0.1% TBST with 3% non-fat dried milk. ab215037 and Anti-GAPDH antibody [6C5] - Loading Control (ab8245) overnight at 4°C at a 1 in 2000 dilution and a 1 in 20000 dilution respectively. Blots were developed with Goat anti-Rabbit IgG H&L (IRDye^®800CW) preadsorbed (ab216773) and 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.

All lanes : Anti-beta III Tubulin antibody [EPR19591] (ab215037) at 1/2000 dilution

Lane 1 : Wild-type HAP1 whole cell lysate
Lane 2 : TUBB3 knockout HAP1 whole cell lysate
Lane 3 : HeLa whole cell lysate
Lane 4 : HEK293 whole cell lysate

Lysates/proteins at 20 µg per lane.

Predicted band size: 50 kDa

Lanes 1 - 4: Merged signal (red and green). Green - ab215037 observed at 50 kDa. Red - loading control, ab9484, observed at 37 kDa.

ab215037 was shown to specifically react with TUBB3 in wild-type HAP1 cells as signal was lost in TUBB3 knockout cells. Wild-type and TUBB3 knockout samples were subjected to SDS-PAGE. ab215037 and ab9484 (Mouse anti-GAPDH loading control) were incubated overnight at 4°C at a 1/2000 dilution and 1/20,000 dilution respectively. Blots were developed with Goat anti-Rabbit IgG H&L (IRDye^® 800CW) preabsorbed (ab216773) and Goat anti-Mouse IgG H&L (IRDye^® 680RD) preabsorbed (ab216776) secondary antibodies at 1/20,000 dilution for 1 hour at room temperature before imaging.

Lanes 1-5 : Anti-beta III Tubulin antibody [EPR19591] (ab215037) at 1/2000 dilution
Lanes 6-7 : Anti-beta III Tubulin antibody [EPR19591] (ab215037) at 1/10000 dilution

Lane 1 : Human cerebellum lysate at 20 µg
Lane 2 : U-87 MG (Human glioblastoma-astrocytoma epithelial cell line) whole cell lysate at 20 µg
Lane 3 : SH-SY5Y (Human neuroblastoma cell line from bone marrow) whole cell lysate at 20 µg
Lane 4 : HEK-293 (Human epithelial cell line from embryonic kidney) whole cell lysate at 20 µg
Lane 5 : Human breast cancer lysate at 20 µg
Lane 6 : Human fetal kidney lysate at 10 µg
Lane 7 : Human fetal brain lysate at 10 µg

Secondary
All lanes : Goat Anti-Rabbit IgG Peroxidase Conjugate, specific to the non-reduced form of IgG at 1/10000 dilution

Predicted band size: 50 kDa
Observed band size: 50 kDa

Blocking/Dilution buffer: 5% NFDM/TBST.

Exposure time: Lane 1/7: 1 second; Lane 2/3: 5 seconds; Lane 4/5: 3 minutes; Lane 6:30 seconds.

Lanes 1-2 : Anti-beta III Tubulin antibody [EPR19591] (ab215037) at 1/2000 dilution
Lane 3 : Anti-beta III Tubulin antibody [EPR19591] (ab215037) at 1/5000 dilution
Lanes 4-5 : Anti-beta III Tubulin antibody [EPR19591] (ab215037) at 1/10000 dilution

Lane 1 : Mouse brain lysate
Lane 2 : Rat brain lysate
Lane 3 : Rat heart lysate
Lane 4 : C6 (Rat glial tumor cell line) whole cell lysate
Lane 5 : PC-12 (Rat adrenal gland pheochromocytoma cell line) whole cell lysate

Lysates/proteins at 10 µg per lane.

Secondary
All lanes : Goat Anti-Rabbit IgG H&L (HRP) (ab97051) at 1/100000 dilution

Predicted band size: 50 kDa
Observed band size: 50 kDa

Blocking/Dilution buffer: 5% NFDM/TBST.

Exposure time: Lane 1/2: 1 second; Lane 3: 3 minutes; Lane 4/5: 30 seconds.

Immunohistochemical analysis of paraffin-embedded human cerebral cortex tissue labeling beta III Tubulin with ab215037 at 1/2000 dilution, followed by Goat Anti-Rabbit IgG H&L (HRP) at 1/500 dilution. 

Cytoplasmic staining on human cerebral cortex is observed.

Counter stained with Hematoxylin.

Secondary antibody only control: Used PBS instead of primary antibody, secondary antibody is Goat Anti-Rabbit IgG H&L (HRP) at 1/500 dilution.

Perform heat mediated antigen retrieval with Tris/EDTA buffer pH 9.0 before commencing with IHC staining protocol.

Immunohistochemical analysis of paraffin-embedded human glioma tissue labeling beta III Tubulin with ab215037 at 1/2000 dilution, followed by Goat Anti-Rabbit IgG H&L (HRP) at 1/500 dilution. 

Cytoplasmic staining on human glioma is observed.

Counter stained with Hematoxylin.

Secondary antibody only control: Used PBS instead of primary antibody, secondary antibody is Goat Anti-Rabbit IgG H&L (HRP) at 1/500 dilution.

Perform heat mediated antigen retrieval with Tris/EDTA buffer pH 9.0 before commencing with IHC staining protocol.

Immunohistochemical analysis of paraffin-embedded human hepatocellular carcinoma tissue labeling beta III Tubulin with ab215037 at 1/2000 dilution, followed by Goat Anti-Rabbit IgG H&L (HRP) at 1/500 dilution. 

Negative staining on human hepatocellular carcinoma. (PMID: 25039376).

Counter stained with Hematoxylin.

Perform heat mediated antigen retrieval with Tris/EDTA buffer pH 9.0 before commencing with IHC staining protocol.

Immunohistochemical analysis of paraffin-embedded human lung adenocarcinoma tissue labeling beta III Tubulin with ab215037 at 1/2000 dilution, followed by Goat Anti-Rabbit IgG H&L (HRP) at 1/500 dilution. 

Cytoplasmic staining on human lung adenocarcinoma is observed.

Counter stained with Hematoxylin.

Secondary antibody only control: Used PBS instead of primary antibody, secondary antibody is Goat Anti-Rabbit IgG H&L (HRP) at 1/500 dilution.

Perform heat mediated antigen retrieval with Tris/EDTA buffer pH 9.0 before commencing with IHC staining protocol.

Immunohistochemical analysis of paraffin-embedded mouse cerebral cortex tissue labeling beta III Tubulin with ab215037 at 1/2000 dilution, followed by Goat Anti-Rabbit IgG H&L (HRP) at 1/500 dilution. 

Cytoplasmic staining on mouse cerebral cortex is observed.

Counter stained with Hematoxylin.

Secondary antibody only control: Used PBS instead of primary antibody, secondary antibody is Goat Anti-Rabbit IgG H&L (HRP)  at 1/500 dilution.

Perform heat mediated antigen retrieval with Tris/EDTA buffer pH 9.0 before commencing with IHC staining protocol.

Immunohistochemical analysis of paraffin-embedded rat cerebral cortex tissue labeling beta III Tubulin with ab215037 at 1/2000 dilution, followed by Goat Anti-Rabbit IgG H&L (HRP) at 1/500 dilution.

Cytoplasmic staining on rat cerebral cortex is observed.

Counter stained with Hematoxylin.

Secondary antibody only control: Used PBS instead of primary antibody, secondary antibody is Goat Anti-Rabbit IgG H&L (HRP)  at 1/500 dilution.

Perform heat mediated antigen retrieval with Tris/EDTA buffer pH 9.0 before commencing with IHC staining protocol.

Immunofluorescent analysis of 4% paraformaldehyde-fixed, 0.1% Triton X-100 permeabilized SH-SY5Y (Human neuroblastoma cell line from bone marrow) cells labeling beta III Tubulin with ab215037 at 1/500 dilution, followed by Goat anti-rabbit IgG (Alexa Fluor^® 488) (ab150077) secondary antibody at 1/1000 dilution (green).

Confocal image showing cytoplasmic staining on SH-SY5Y cell line.

The nuclear counterstain is DAPI (blue).

Tubulin is detected with ab195889 (Anti-alpha Tubulin antibody [DM1A] - Microtubule Marker (Alexa Fluor^® 594)) at 1/200 dilution (red).

Secondary antibody only control: Used PBS instead of primary antibody, secondary antibody is Goat anti-rabbit IgG (Alexa Fluor^® 488) (ab150077) at 1/1000 dilution.

Flow cytometric analysis of 4% paraformaldehyde-fixed U-87 MG (Human glioblastoma-astrocytoma epithelial cell line) cells labeling beta III Tubulin with ab215037 at 1/200 dilution (red) compared with a rabbit monoclonal IgG isotype control (ab172730; black) and an unlabelled control (cells without incubation with primary antibody and secondary antibody; blue). Goat anti rabbit IgG (Alexa Fluor^® 488) at 1/2000 dilution was used as the secondary antibody.

beta III Tubulin was immunoprecipitated from 0.35 mg of U-87 MG (Human glioblastoma-astrocytoma epithelial cell line) whole cell lysate with ab215037 at 1/30 dilution.

Western blot was performed from the immunoprecipitate using ab215037 at 1/1000 dilution.

VeriBlot for IP Detection Reagent (HRP) (ab131366), was used for detection at 1/10,000 dilution

Lane 1: U-87 MG whole cell lysate 10µg (Input).

Lane 2: ab215037 IP in U-87 MG whole cell lysate.

Lane 3: Rabbit monoclonal IgG (ab172730) instead of ab215037 in U-87 MG whole cell lysate.

Blocking and dilution buffer and concentration: 5% NFDM/TBST.

Exposure time: 10 seconds.