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Flow Cytometry for Anti-Glypican 3 (GPC3) [IPI-mGPC3.19]

Addgene #222515

Data Submitted By
Zachary Anderson , Haiying Li , Travis Riedel , Haisun Zhu , Rob Meijers and Deborah Moshinsky
Lab Name
Institute for Protein Innovation (IPI)
Submission Date
December 12, 2024
Publication Date
December 17, 2024 (modified December 19, 2024)
DOI
https://doi.org/10.57733/addgene.64mx5g
Abstract
Experimental results for Anti-Glypican 3 (GPC3) [IPI-mGPC3.19] (Addgene #222515) in a flow cytometry assay with ExpiCHO cells expressing human GPC3.
Citation
Flow Cytometry for Anti-Glypican 3 (GPC3) [IPI-mGPC3.19]. Anderson Z, Li H, Riedel T, Zhu H, Meijers R, Moshinsky D 2024. Addgene Report, https://doi.org/10.57733/addgene.64mx5g
Caption: Anti-Glypican 3 (GPC3) [IPI-mGPC3.19] (Addgene #222515) recognizes mouse and human GPC3. Histogram from FACS analysis on ExpiCHO cells transfected with mouse or human GPC3 (red), or B7H3 negative control (gray). Cells expressing mouse (left panel) or human (right panel) GPC3 were labeled with Anti-Glypican 3 (GPC3) [IPI-mGPC3.13] and Alexa Fluor 647 F(ab’)2 goat anti-rabbit IgG Fc fragment (Jackson ImmunoResearch, 111-606-046). Labeled cells were analyzed with an Intellicyt iQue Screener Plus flow cytometer. Histograms were generated and normalized to mode using FlowJo™ v10.10.

This report is made available under the Creative Commons Attribution 4.0 International License.

Antibodies Used
Anti-Glypican 3 (GPC3) [IPI-mGPC3.13]
Addgene #222515
Alexa Fluor 647 F(ab')2 goat anti-rabbit IgG Fc fragment
Jackson ImmunoResearch #111-606-046

Materials & Methods

Sample

Species
Human
Cell / Tissue Type
ExpiCHO
Additional Information
ExpiCHO cells were transiently transfected with human GPC3 or B7H3 (negative control).

Buffer

Name
PBS

Primary Antibody

Name
Anti-Glypican 3 (GPC3) [IPI-mGPC3.13]
Source
Addgene
Catalog Number
222515
Species
Rabbit
Gene / Target
GPC3
Concentration
5 µg/mL
Time
30 min
Temperature
On ice
View in Addgene Catalog

Secondary Antibody

Name
Alexa Fluor 647 F(ab')2 goat anti-rabbit IgG Fc fragment
Source
Jackson ImmunoResearch
Catalog Number
111-606-046
Species
Rabbit
Concentration
2 µg/mL
Time
30 min
Temperature
On ice

Additional Information

Additional Information

Protocol: ExpiCHO cells were grown per manufacturer’s instruction. Plasmids expressing mouse or human GPC3 were transiently transfected into cells together with a plasmid expressing blue fluorescent protein (BFP). Control cells were transfected with plasmid expressing full-length human B7H3 together with the BFP plasmid. Two days after transfection, cells at a density of 3 x 106 cells/mL were labeled with primary antibodies.

Primary antibody: 5 µg/mL in 1 mL Dulbecco's phosphate-buffered saline (DPBS), 0.5% BSA, with 0.9 mM Ca2+, 0.5 mM Mg2+, kept at 4 °C. 50 µL of antibody added to cells and incubated on ice for 30 min.

Washing conditions: Cells pelleted and washed twice in 0.5% DPBS, 0.5% BSA, with 0.9 mM Ca2+, 0.5 mM Mg2+.

Secondary antibody: 2 µg/mL Alexa Fluor 647 F(ab')2 goat anti-rabbit IgG Fc fragment (Jackson ImmunoResearch, 111-606-046) in 0.5% DPBS, 0.5% BSA, with 0.9 mM Ca2+, 0.5 mM Mg2+, 30 min, on ice.

Detection: Labeled cells were analyzed with an Intellicyt iQue Screener Plus flow cytometer. Cells were first gated for positive BFP expression and then gated for the Alexa 647-conjugated secondary antibody.

Results

Result
Pass (The antibody worked under these conditions)
Describe Results
Recognizes mouse and human GPC3