![Silica Nanoparticles and Polyethyleneimine (PEI)-Mediated Functionalization: A New Method of PEI Covalent Attachment for siRNA Delivery Applications | Bioconjugate Chemistry Silica Nanoparticles and Polyethyleneimine (PEI)-Mediated Functionalization: A New Method of PEI Covalent Attachment for siRNA Delivery Applications | Bioconjugate Chemistry](https://pubs.acs.org/cms/10.1021/bc4004316/asset/images/large/bc-2013-004316_0009.jpeg)
Silica Nanoparticles and Polyethyleneimine (PEI)-Mediated Functionalization: A New Method of PEI Covalent Attachment for siRNA Delivery Applications | Bioconjugate Chemistry
![Polyethyleneimine‐Mediated Chemical Extraction of Cytoplasmic His‐Tagged Inclusion Body Proteins from Escherichia coli - Nian - 2008 - Biotechnology Progress - Wiley Online Library Polyethyleneimine‐Mediated Chemical Extraction of Cytoplasmic His‐Tagged Inclusion Body Proteins from Escherichia coli - Nian - 2008 - Biotechnology Progress - Wiley Online Library](https://aiche.onlinelibrary.wiley.com/cms/asset/81155b1c-5ac5-4984-a9cc-234ba851809a/mfig006.jpg)
Polyethyleneimine‐Mediated Chemical Extraction of Cytoplasmic His‐Tagged Inclusion Body Proteins from Escherichia coli - Nian - 2008 - Biotechnology Progress - Wiley Online Library
![SDS-PAGE analysis of ELP purification products. Successful purification... | Download Scientific Diagram SDS-PAGE analysis of ELP purification products. Successful purification... | Download Scientific Diagram](https://www.researchgate.net/publication/263432413/figure/fig1/AS:296498848911360@1447702242039/SDS-PAGE-analysis-of-ELP-purification-products-Successful-purification-of-an-ELP-is.png)
SDS-PAGE analysis of ELP purification products. Successful purification... | Download Scientific Diagram
![Separations | Free Full-Text | Effect of Functional Groups on Protein Adsorption Performance of Membrane Adsorbers Separations | Free Full-Text | Effect of Functional Groups on Protein Adsorption Performance of Membrane Adsorbers](https://www.mdpi.com/separations/separations-10-00211/article_deploy/html/images/separations-10-00211-g004.png)
Separations | Free Full-Text | Effect of Functional Groups on Protein Adsorption Performance of Membrane Adsorbers
![Full article: Low molecular weight PEI-grafted carboxyl-modified soybean protein as gene carriers with reduced cytotoxicity and greatly improved transfection in vitro Full article: Low molecular weight PEI-grafted carboxyl-modified soybean protein as gene carriers with reduced cytotoxicity and greatly improved transfection in vitro](https://www.tandfonline.com/action/showGraphicalAbstractImage?doi=10.1080%2F00914037.2018.1482462&id=gpom_a_1482462_uf0001_c.jpg)
Full article: Low molecular weight PEI-grafted carboxyl-modified soybean protein as gene carriers with reduced cytotoxicity and greatly improved transfection in vitro
![Comparative study of polyethylenimines for transient gene expression in mammalian HEK293 and CHO cells - ScienceDirect Comparative study of polyethylenimines for transient gene expression in mammalian HEK293 and CHO cells - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S0168165616302085-fx1.jpg)
Comparative study of polyethylenimines for transient gene expression in mammalian HEK293 and CHO cells - ScienceDirect
![Microorganisms | Free Full-Text | A Method for Rapid Polyethyleneimine-Based Purification of Bacteriophage-Expressed Proteins from Diluted Crude Lysates, Exemplified by Thermostable TP-84 Depolymerase Microorganisms | Free Full-Text | A Method for Rapid Polyethyleneimine-Based Purification of Bacteriophage-Expressed Proteins from Diluted Crude Lysates, Exemplified by Thermostable TP-84 Depolymerase](https://www.mdpi.com/microorganisms/microorganisms-11-02340/article_deploy/html/images/microorganisms-11-02340-g003.png)
Microorganisms | Free Full-Text | A Method for Rapid Polyethyleneimine-Based Purification of Bacteriophage-Expressed Proteins from Diluted Crude Lysates, Exemplified by Thermostable TP-84 Depolymerase
![Reversible stabilization of DNA/PEI complexes by reducible click-linkage between DNA and polymer. A new polyplex concept for lowering polymer quantity | Gene Therapy Reversible stabilization of DNA/PEI complexes by reducible click-linkage between DNA and polymer. A new polyplex concept for lowering polymer quantity | Gene Therapy](https://media.springernature.com/full/springer-static/image/art%3A10.1038%2Fs41434-023-00386-1/MediaObjects/41434_2023_386_Fig1_HTML.png)
Reversible stabilization of DNA/PEI complexes by reducible click-linkage between DNA and polymer. A new polyplex concept for lowering polymer quantity | Gene Therapy
![Polymers | Free Full-Text | Synthesis and Properties of Low-Molecular-Weight PEI-Based Lipopolymers for Delivery of DNA Polymers | Free Full-Text | Synthesis and Properties of Low-Molecular-Weight PEI-Based Lipopolymers for Delivery of DNA](https://pub.mdpi-res.com/polymers/polymers-10-01060/article_deploy/html/images/polymers-10-01060-ag-550.jpg?1570509935)
Polymers | Free Full-Text | Synthesis and Properties of Low-Molecular-Weight PEI-Based Lipopolymers for Delivery of DNA
![Purification of the full-length, membrane-associated form of the antiviral enzyme viperin utilizing nanodiscs | Scientific Reports Purification of the full-length, membrane-associated form of the antiviral enzyme viperin utilizing nanodiscs | Scientific Reports](https://media.springernature.com/full/springer-static/image/art%3A10.1038%2Fs41598-022-16233-z/MediaObjects/41598_2022_16233_Fig1_HTML.png)
Purification of the full-length, membrane-associated form of the antiviral enzyme viperin utilizing nanodiscs | Scientific Reports
![Efficiency of Rubisco removal by PEI (Polyethyleneimine) precipitation.... | Download Scientific Diagram Efficiency of Rubisco removal by PEI (Polyethyleneimine) precipitation.... | Download Scientific Diagram](https://www.researchgate.net/publication/255953181/figure/fig1/AS:392716136534017@1470642232050/Efficiency-of-Rubisco-removal-by-PEI-Polyethyleneimine-precipitation-A-PEI.png)
Efficiency of Rubisco removal by PEI (Polyethyleneimine) precipitation.... | Download Scientific Diagram
![Polycation-globular protein complex: Ionic strength and chain length effects on the structure and properties Polycation-globular protein complex: Ionic strength and chain length effects on the structure and properties](https://www.degruyter.com/document/doi/10.1515/epoly-2019-0014/asset/graphic/j_epoly-2019-0014_ga_001.jpg)
Polycation-globular protein complex: Ionic strength and chain length effects on the structure and properties
![Rational engineering enables co-crystallization and structural determination of the HIV-1 matrix-tRNA complex Rational engineering enables co-crystallization and structural determination of the HIV-1 matrix-tRNA complex](https://prod-shared-star-protocols.s3.amazonaws.com/protocols/1314-Fig1.jpg)
Rational engineering enables co-crystallization and structural determination of the HIV-1 matrix-tRNA complex
![Microorganisms | Free Full-Text | A Method for Rapid Polyethyleneimine-Based Purification of Bacteriophage-Expressed Proteins from Diluted Crude Lysates, Exemplified by Thermostable TP-84 Depolymerase Microorganisms | Free Full-Text | A Method for Rapid Polyethyleneimine-Based Purification of Bacteriophage-Expressed Proteins from Diluted Crude Lysates, Exemplified by Thermostable TP-84 Depolymerase](https://www.mdpi.com/microorganisms/microorganisms-11-02340/article_deploy/html/images/microorganisms-11-02340-g001.png)
Microorganisms | Free Full-Text | A Method for Rapid Polyethyleneimine-Based Purification of Bacteriophage-Expressed Proteins from Diluted Crude Lysates, Exemplified by Thermostable TP-84 Depolymerase
![Low Molecular Weight PEI‐Based Vectors via Acid‐Labile Ortho Ester Linkage for Improved Gene Delivery - Zhang - 2016 - Macromolecular Bioscience - Wiley Online Library Low Molecular Weight PEI‐Based Vectors via Acid‐Labile Ortho Ester Linkage for Improved Gene Delivery - Zhang - 2016 - Macromolecular Bioscience - Wiley Online Library](https://onlinelibrary.wiley.com/cms/asset/86c8f2b1-5645-42e9-b506-84cf14d3e689/mabi201600071-fig-0011-m.jpg)
Low Molecular Weight PEI‐Based Vectors via Acid‐Labile Ortho Ester Linkage for Improved Gene Delivery - Zhang - 2016 - Macromolecular Bioscience - Wiley Online Library
![Purification of Escherichia coli RNA polymerase using a self‐cleaving elastin‐like polypeptide tag - Fong - 2010 - Protein Science - Wiley Online Library Purification of Escherichia coli RNA polymerase using a self‐cleaving elastin‐like polypeptide tag - Fong - 2010 - Protein Science - Wiley Online Library](https://onlinelibrary.wiley.com/cms/asset/28bb7627-2d3a-4ec2-a5fa-640722abe11a/mfig002.gif)
Purification of Escherichia coli RNA polymerase using a self‐cleaving elastin‐like polypeptide tag - Fong - 2010 - Protein Science - Wiley Online Library
![A novel method for removing polyethyleneimine from biopharmaceutical samples: improving assay sensitivity of residual DNA qPCR | BioTechniques A novel method for removing polyethyleneimine from biopharmaceutical samples: improving assay sensitivity of residual DNA qPCR | BioTechniques](https://www.future-science.com/cms/10.2144/btn-2020-0011/asset/images/medium/figure1.gif)
A novel method for removing polyethyleneimine from biopharmaceutical samples: improving assay sensitivity of residual DNA qPCR | BioTechniques
![Protein purification strategies must consider downstream applications and individual biological characteristics | Microbial Cell Factories | Full Text Protein purification strategies must consider downstream applications and individual biological characteristics | Microbial Cell Factories | Full Text](https://media.springernature.com/m685/springer-static/image/art%3A10.1186%2Fs12934-022-01778-5/MediaObjects/12934_2022_1778_Fig7_HTML.png)
Protein purification strategies must consider downstream applications and individual biological characteristics | Microbial Cell Factories | Full Text
![High‐efficiency recombinant protein purification using mCherry and YFP nanobody affinity matrices - Cong - 2022 - Protein Science - Wiley Online Library High‐efficiency recombinant protein purification using mCherry and YFP nanobody affinity matrices - Cong - 2022 - Protein Science - Wiley Online Library](https://onlinelibrary.wiley.com/cms/asset/bf4bfce2-94b4-46d8-afa0-de6ebe664dcd/pro4383-fig-0006-m.jpg)