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单词 electrotransfer
释义

electrotransfern.

Brit. /ᵻˌlɛktrəʊˈtransfəː/, /ᵻˌlɛktrəʊˈtrɑːnsfəː/, /ᵻˌlɛktrəʊˈtranzfəː/, /ᵻˌlɛktrəʊˈtrɑːnzfəː/, U.S. /əˌlɛktrəˈtræn(t)sfər/, /iˌlɛktrəˈtræn(t)sfər/
Origin: Formed within English, by compounding. Etymons: electro- comb. form, transfer n.
Etymology: < electro- comb. form + transfer n.
1. Chiefly Chemistry. The transfer of electrons.
ΚΠ
1968 Science 10 May 688/2 (advt.) Ferredoxins..which contain iron and serve as electro-transfer catalysts in photosynthesis.
1976 Jrnl. Electroanalytical Chem. 78 183 Various model reactions are described showing that the metal participates directly in the electrotransfer process in the enzyme.
1999 H. Berns & V. J. Gavriljuk High Nitrogen Steels i. 8 During the electrotransfer under applied voltage, the nitrogen atom in fcc iron can move towards the anode together with a cloude [sic] of free electrons in its vicinity.
2. Chemistry and Biology. The electrophoretic transfer of analysed substances between media in the process of their identification.
ΚΠ
1981 Biochim. et Biophysica Acta 653 344 Electrophoretically separated DNA and RNA are transferred to cyanuric chloride-activated paper using an electrotransfer method.
1990 EMBO Jrnl. 9 4133/1 Equal aliquots (10 μg) of RNA were subjected to electrophoresis through 0.7% agarose gels in the presence of formaldehyde, and to electrotransfer onto nylon membranes.
2000 D. O. O'keefe in S. Ahuja Handbk. Separations II. 50 Electrotransfer from the gel to the membrane is inversely related to the size of the protein.
3. Biology. The use of electrical pulses to enhance the penetration of genes delivered in vivo by plasmid vectors.
ΚΠ
1991 Jrnl. Bacteriol. 173 921 Electroporation was used in combination with several genetic techniques, including..plasmid electrotransfer from Escherichia coli to caulobacters.
2001 Trends in Immunol. 22 538/2 Studies using nonviral methods of gene transfer were also reported, such as in vivo plasmid DNA electrotransfer following intra-muscular injection.
2005 M. Schleef DNA-Pharmaceuticals xi. 208 All these promising results show the potential of in vivo electrotransfer for cancer gene therapy.
This is a new entry (OED Third Edition, June 2008; most recently modified version published online March 2022).

electrotransferv.

Brit. /ᵻˌlɛktrəʊˈtransfəː/, /ᵻˌlɛktrəʊˈtrɑːnsfəː/, /ᵻˌlɛktrəʊˈtranzfəː/, /ᵻˌlɛktrəʊˈtrɑːnzfəː/, U.S. /əˌlɛktrəˈtræn(t)sfər/, /iˌlɛktrəˈtræn(t)sfər/
Origin: Formed within English, by compounding. Etymons: electro- comb. form, transfer v.
Etymology: < electro- comb. form + transfer v., after electrotransfer n.
Chemistry and Biology.
transitive. To transfer (a substance, esp. a protein) by electrophoresis between two different media for analytical purposes. Cf. electrotransfer n. 2.
ΚΠ
1982 Arch. Biochem. & Biophysics 214 446 Proteins from the gel were electrotransferred to a nitrocellulose sheet which was treated with a specific rabbit antiserum.
1992 Genomics 12 706/1 DNA fragments were electrotransferred at 35 V, 300 mA for 2 h.
2007 Plant Sci. 172 1184/1 Polyacrylamide gels were electrotransferred onto polyvinylidene difluoride..membranes.
This is a new entry (OED Third Edition, June 2008; most recently modified version published online March 2022).
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n.1968v.1982
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