Product Type: | Mouse monoclonal IgG2a, primary antibodies |
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Species reactivity: | Human, Mouse, Rat |
Applications: | WB, IHC-P, FC, mIHC, IF-Tissue |
Clonality: | Monoclonal |
Clone number: | A3G2 |
Form: | Liquid |
Storage condition: | Store at +4℃ after thawing. Aliquot store at -20℃. Avoid repeated freeze / thaw cycles. |
Storage buffer: | 1*TBS (pH7.4), 0.2% BSA, 50% Glycerol. Preservative: 0.05% Sodium Azide. |
Concentration: | 2ug/ul |
Purification: | Protein G affinity purified. |
Molecular weight: | Predicted band size: 42 kDa |
Isotype: | IgG2a |
Immunogen: | Recombinant protein within human Glutamine synthetase aa 190-373. |
Positive control: | HeLa cell lysate, MCF7 cell lysate, HepG2 cell lysate, K-562 cell lysate, Jurkat cell lysate, HEK-293 cell lysate, SK-Br-3 cell lysate, human liver tissue lysate, human spleen tissue, mouse liver tissue, rat liver tissue, THP-1. |
Subcellular location: | Microsome, Cytosol, Mitochondrion, Cell membrane. |
Recommended Dilutions:
WB IHC-P FC mIHC IF-Tissue |
1:500-1:2,000 1:500-1:2,000 1:50-1:100 1:2,000 1:200-1:500 |
Uniprot #: | SwissProt: P15104 Human | P15105 Mouse | P09606 Rat |
Alternative names: | cell proliferation-inducing protein 59 Cgl2214 GLNA GLNA_HUMAN GLNS GLUL Glutamate ammonia ligase Glutamate decarboxylase Glutamate--ammonia ligase glutamine synthase Glutamine synthetase glutamine synthetase I GS PIG 43 PIG 59 PIG43 PIG59 Proliferation inducing protein 43 |
Fig1:
Western blot analysis of Glutamine Synthetase on different lysates with Mouse anti-Glutamine Synthetase antibody (EM1902-39) at 1/2,000 dilution. Lane 1: HeLa cell lysate Lane 2: MCF7 cell lysate Lane 3: HepG2 cell lysate Lane 4: K-562 cell lysate Lane 5: Jurkat cell lysate Lane 6: HEK-293 cell lysate Lane 7: SK-Br-3 cell lysate Lane 8: Human liver tissue lysate Lysates/proteins at 20 µg/Lane. Predicted band size: 42 kDa Observed band size: 42 kDa Exposure time: 30 seconds; 4-20% SDS-PAGE gel. Proteins were transferred to a PVDF membrane and blocked with 5% NFDM/TBST for 1 hour at room temperature. The primary antibody (EM1902-39) at 1/2,000 dilution was used in 5% NFDM/TBST at 4℃ overnight. Goat Anti-Mouse IgG - HRP Secondary Antibody (HA1006) at 1/50,000 dilution was used for 1 hour at room temperature. |
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Fig2: Fluorescence multiplex immunohistochemical analysis of mouse liver (Formalin/PFA-fixed paraffin-embedded sections). Panel A: the merged image of anti-Desmin (ET1606-30, White), anti-HNF4α (HA721006, Red) and anti-GS (EM1902-39, Yellow) on liver. HRP Conjugated UltraPolymer Goat Polyclonal Antibody HA1119/HA1120 was used as a secondary antibody. The immunostaining was performed with the Sequential Immuno-staining Kit (IRISKit™MH010101, www.luminiris.cn). The section was incubated in three rounds of staining: in the order of ET1606-30 (1/800 dilution), HA721006 (1/5,000 dilution) and EM1902-39 (1/2,000 dilution) for 20 mins at room temperature. Each round was followed by a separate fluorescent tyramide signal amplification system. Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0) for 30 mins at 95℃. DAPI (blue) was used as a nuclear counter stain. Image acquisition was performed with Zeiss Observer 7 Inverted Fluorescence Microscope. |
Fig3: Fluorescence multiplex immunohistochemical analysis of mouse liver (Formalin/PFA-fixed paraffin-embedded sections). Panel A: the merged image of anti-β-catenin (ET1601-5, Tangerine), anti-αSMA (ET1607-53, Yellow), anti-SOX9 (ET1611-56, Green), anti-Albumin (ET1702-55, Cyan) anti-GS (EM1902-39, Magenta) and anti-CK19 (ET1601-6, Orange) on liver. HRP Conjugated UltraPolymer Goat Polyclonal Antibody HA1119/HA1120 was used as a secondary antibody. The immunostaining was performed with the Sequential Immuno-staining Kit (IRISKit™MH010101, www.luminiris.cn). The section was incubated in six rounds of staining: in the order of ET1601-5 (1/2,000 dilution), ET1607-53 (1/3,000 dilution), ET1611-56 (1/1,500 dilution), ET1702-55 (1/3,000 dilution), EM1902-39 (1/2,000 dilution) and ET1601-6 (1/3,000 dilution) for 20 mins at room temperature. Each round was followed by a separate fluorescent tyramide signal amplification system. Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0) for 30 mins at 95℃. DAPI (blue) was used as a nuclear counter stain. Image acquisition was performed with Olympus VS200 Slide Scanner. | |
Fig4:
Immunohistochemical analysis of paraffin-embedded human spleen tissue with Mouse anti-Glutamine Synthetase antibody (EM1902-39) at 1/2,000 dilution. The section was pre-treated using heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0) for 20 minutes. The tissues were blocked in 1% BSA for 20 minutes at room temperature, washed with ddH2O and PBS, and then probed with the primary antibody (EM1902-39) at 1/2,000 dilution for 1 hour at room temperature. The detection was performed using an HRP conjugated compact polymer system. DAB was used as the chromogen. Tissues were counterstained with hematoxylin and mounted with DPX. |
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Fig5:
Immunohistochemical analysis of paraffin-embedded mouse liver tissue with Mouse anti-Glutamine Synthetase antibody (EM1902-39) at 1/2,000 dilution. The section was pre-treated using heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0) for 20 minutes. The tissues were blocked in 1% BSA for 20 minutes at room temperature, washed with ddH2O and PBS, and then probed with the primary antibody (EM1902-39) at 1/2,000 dilution for 1 hour at room temperature. The detection was performed using an HRP conjugated compact polymer system. DAB was used as the chromogen. Tissues were counterstained with hematoxylin and mounted with DPX. |
Fig6:
Immunohistochemical analysis of paraffin-embedded rat liver tissue with Mouse anti-Glutamine Synthetase antibody (EM1902-39) at 1/500 dilution. The section was pre-treated using heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0) for 20 minutes. The tissues were blocked in 1% BSA for 20 minutes at room temperature, washed with ddH2O and PBS, and then probed with the primary antibody (EM1902-39) at 1/500 dilution for 1 hour at room temperature. The detection was performed using an HRP conjugated compact polymer system. DAB was used as the chromogen. Tissues were counterstained with hematoxylin and mounted with DPX. |
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Fig7: Flow cytometric analysis of Glutamine Synthetase was done on THP-1 cells. The cells were fixed, permeabilized and stained with the primary antibody (EM1902-39, 1/50) (red). After incubation of the primary antibody at room temperature for an hour, the cells were stained with a Alexa Fluor 488-conjugated Goat anti-Mouse IgG Secondary antibody at 1/1000 dilution for 30 minutes.Unlabelled sample was used as a control (cells without incubation with primary antibody; black). |