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Table representation of search results timeline featuring number of search results per year.

Year Number of Results
1912 1
1937 2
1938 2
1939 1
1947 2
1951 1
1952 1
1953 1
1956 1
1959 1
1960 1
1963 4
1964 5
1965 4
1966 1
1967 3
1968 2
1969 2
1970 1
1971 1
1972 2
1973 2
1974 8
1975 6
1976 11
1977 9
1978 5
1979 12
1980 12
1981 20
1982 12
1983 20
1984 24
1985 23
1986 29
1987 38
1988 44
1989 48
1990 59
1991 77
1992 89
1993 93
1994 91
1995 97
1996 121
1997 154
1998 175
1999 210
2000 261
2001 352
2002 377
2003 443
2004 500
2005 643
2006 643
2007 719
2008 809
2009 928
2010 1108
2011 1229
2012 1312
2013 1468
2014 1753
2015 1892
2016 1905
2017 2113
2018 2404
2019 2583
2020 3005
2021 3383
2022 3784
2023 3718
2024 3955
2025 3335
2026 6

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41,361 results

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Page 1
Polyethylenimine (PEI) in gene therapy: Current status and clinical applications.
Casper J, Schenk SH, Parhizkar E, Detampel P, Dehshahri A, Huwyler J. Casper J, et al. J Control Release. 2023 Oct;362:667-691. doi: 10.1016/j.jconrel.2023.09.001. Epub 2023 Sep 18. J Control Release. 2023. PMID: 37666302 Free article. Review.
Polyethlyenimine (PEI) was introduced 1995 as a cationic polymer for nucleic acid delivery. PEI and its derivatives are extensively used in basic research and as reference formulations in the field of polymer-based gene delivery. ...Finally, an expert opinion is pro …
Polyethlyenimine (PEI) was introduced 1995 as a cationic polymer for nucleic acid delivery. PEI and its derivatives are extens …
Farnesylthiosalicylic acid-derivatized PEI-based nanocomplex for improved tumor vaccination.
Chen Y, Huang Y, Huang H, Luo Z, Zhang Z, Sun R, Wan Z, Sun J, Lu B, Li S. Chen Y, et al. Mol Ther Nucleic Acids. 2021 Sep 20;26:594-602. doi: 10.1016/j.omtn.2021.09.006. eCollection 2021 Dec 3. Mol Ther Nucleic Acids. 2021. PMID: 34703645 Free PMC article.
Tumor transfection via FTS-PEI was much more effective than that by PEI, other PEI derivatives, or naked DNA. Significant numbers of transfected cells were also observed in draining lymph nodes (LNs). In vivo delivery of ovalbumin (OVA; a model antigen) expre …
Tumor transfection via FTS-PEI was much more effective than that by PEI, other PEI derivatives, or naked DNA. Significa …
A survey on Shar Pei autoinflammatory disease in the United Kingdom.
Work M, Scudder C, Bergum Hjellegjerde K, Dunning M, Gajanayake I, Kent A, Tintle L, Sparks T, Allerton F. Work M, et al. J Small Anim Pract. 2023 Jun;64(6):401-408. doi: 10.1111/jsap.13602. Epub 2023 Mar 28. J Small Anim Pract. 2023. PMID: 36978210
Frequencies of previously proposed risk factors (skin thickness and folding, muzzle conformation) and comorbid conditions were compared between dogs that had exhibited fever episodes consistent with Shar Pei autoinflammatory disease and those who had not. RESULTS: At least …
Frequencies of previously proposed risk factors (skin thickness and folding, muzzle conformation) and comorbid conditions were compared betw …
64Cu-Polyethylenimine.
Leung K. Leung K. 2010 Apr 16 [updated 2010 Jul 1]. In: Molecular Imaging and Contrast Agent Database (MICAD) [Internet]. Bethesda (MD): National Center for Biotechnology Information (US); 2004–2013. 2010 Apr 16 [updated 2010 Jul 1]. In: Molecular Imaging and Contrast Agent Database (MICAD) [Internet]. Bethesda (MD): National Center for Biotechnology Information (US); 2004–2013. PMID: 20642013 Free Books & Documents. Review.
Polyethylenimine (PEI) is an organic polymer with a high density of amino groups that can be protonated. At physiological pH, the positively charged PEI binds to DNA as a gene carrier (1). PEI binds to negatively charged heparin sulfate proteoglycans on the c …
Polyethylenimine (PEI) is an organic polymer with a high density of amino groups that can be protonated. At physiological pH, the pos …
PDA-PEI-Copolymerized Nanodots with Tailorable Fluorescence Emission and Quenching Properties for the Sensitive Ratiometric Fluorescence Sensing of miRNA in Serum.
Deng X, Wu S, Zang S, Liu X, Ma Y. Deng X, et al. Anal Chem. 2022 Oct 25;94(42):14546-14553. doi: 10.1021/acs.analchem.2c02156. Epub 2022 Oct 10. Anal Chem. 2022. PMID: 36215706
Dopamine and polyethyleneimine (PEI) copolymerized nanodots (PDA-PEI nanodots) with both fluorescence emission and quenching features were synthesized by a simple one-step reaction at room temperature. By adjusting the dopamine and PEI ratio as well as the ch …
Dopamine and polyethyleneimine (PEI) copolymerized nanodots (PDA-PEI nanodots) with both fluorescence emission and quenching f …
A study on PEI among private dentists in Mashhad, Iran.
Labafchi A, Rahpeyma A, Khajehahmadi S. Labafchi A, et al. J Family Med Prim Care. 2020 Mar 26;9(3):1403-1406. doi: 10.4103/jfmpc.jfmpc_900_19. eCollection 2020 Mar. J Family Med Prim Care. 2020. PMID: 32509623 Free PMC article.
Information was collected on knowledge about dangers of PEI, a history of needlestick or sharps injuries over the past 12 months, types of devices causing the needlestick or sharps injuries, HBV vaccination, knowledge about PEI protective and therapeutic protocol, a …
Information was collected on knowledge about dangers of PEI, a history of needlestick or sharps injuries over the past 12 months, typ …
Intravenous Injection of PEI-Decorated Iron Oxide Nanoparticles Impacts NF-kappaB Protein Expression in Immunologically Stressed Mice.
Schwarz C, Göring J, Grüttner C, Hilger I. Schwarz C, et al. Nanomaterials (Basel). 2023 Dec 18;13(24):3166. doi: 10.3390/nano13243166. Nanomaterials (Basel). 2023. PMID: 38133063 Free PMC article.
The surface decoration of nanoparticles with polyethyleneimine (PEI) is often used to enhance their targeting and functional properties. Here, we aimed at addressing the long-term fate in vivo and the potential "off-target" effects of PEI decorated iron oxide nanopa …
The surface decoration of nanoparticles with polyethyleneimine (PEI) is often used to enhance their targeting and functional properti …
Can PEI microgels become biocompatible upon betainization?
Sahiner N, Demirci S. Sahiner N, et al. Mater Sci Eng C Mater Biol Appl. 2017 Aug 1;77:642-648. doi: 10.1016/j.msec.2017.03.285. Epub 2017 Apr 2. Mater Sci Eng C Mater Biol Appl. 2017. PMID: 28532075
Polyethylene imine (PEI) microgels prepared via micro emulsion polymerization technique were treated with 1,3-propane sultone to obtained betainized PEI (b-PEI) microgels. ...The cytotoxicity, apoptotic and necrotic cell tests were shown that PEI micro …
Polyethylene imine (PEI) microgels prepared via micro emulsion polymerization technique were treated with 1,3-propane sultone to obta …
A novel GNRs-PEI/GNRs-PEI-folate for efficiently delivering siRNA.
Zhang Y, Song N, Fu J, Liu Y, Yu Y, Shi Q, Fu Y, Zhou N, Yuan K, Zhao L, Zhang Q, Min W. Zhang Y, et al. Technol Health Care. 2015;24 Suppl 1:S415-20. doi: 10.3233/THC-151108. Technol Health Care. 2015. PMID: 26578278
PEI-MUA or PEI-MUA-folate to replace CTAB on GNRs obtained the GNRs-MUA-PEI system or the GNRs-MUA-PEI-folate system due to the solid conjugation between the thiol group of MUA and GNRs. The products were measured using the FTIR Spectrometer, and the s …
PEI-MUA or PEI-MUA-folate to replace CTAB on GNRs obtained the GNRs-MUA-PEI system or the GNRs-MUA-PEI-folate sy …
PEG/PEI-functionalized single-walled carbon nanotubes as delivery carriers for doxorubicin: synthesis, characterization, and in vitro evaluation.
Yang S, Wang Z, Ping Y, Miao Y, Xiao Y, Qu L, Zhang L, Hu Y, Wang J. Yang S, et al. Beilstein J Nanotechnol. 2020 Nov 13;11:1728-1741. doi: 10.3762/bjnano.11.155. eCollection 2020. Beilstein J Nanotechnol. 2020. PMID: 33224703 Free PMC article.
In comparison with CNTs-COOH and CNTs-PEG, CNTs-PEG-PEI showed a more rapid drug release under acidic conditions and a higher antitumor activity. ...The above series of benefits of CNTs-PEG-PEI may be attributed to their good dispersibility and comparably higher aff …
In comparison with CNTs-COOH and CNTs-PEG, CNTs-PEG-PEI showed a more rapid drug release under acidic conditions and a higher antitum …
41,361 results
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