heterolysis

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Related to heterolytic: Heterolytic fission

het·er·ol·y·sis

 (hĕt′ə-rŏl′ĭ-sĭs, -ə-rō-lī′sĭs)
n. pl. het·er·ol·y·ses (-sēz′)
1. Biology The destruction of cells by the action of enzymes originating from a source outside the cells, as from neutrophils.
2. Chemistry A chemical reaction in which the breaking of bonds leads to the formation of ion pairs.

het′er·o·lyt′ic (-ə-rō-lĭt′ĭk) adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

heterolysis

(ˌhɛtəˈrɒlɪsɪs)
n
1. (Biochemistry) the dissolution of the cells of one organism by the lysins of another. Compare autolysis
2. (Chemistry) chem Also called: heterolytic fission the dissociation of a molecule into two ions with opposite charges. Compare homolysis
heterolytic adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

heterolysis

the destruction of the cells of one species by the enzymes or lysins of another species. — heterolytic, adj.
See also: Biology
-Ologies & -Isms. Copyright 2008 The Gale Group, Inc. All rights reserved.
Translations
hétérolyse
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References in periodicals archive ?
Thus, upon uptake of an electron and a proton, [[eta].sup.1]-C[O.sub.2] species yield to a carboxylate intermediate, [[Ni(C(O) OH)(cyclam)].sup.+], that subsequently undergoes heterolytic C-O bond cleavage to generate CO in the presence of a proton.
Ilcin, "Study of the solvent effect on the enthalpies of homolytic and heterolytic nh bond cleavage in p-phenylenediamine and tetracyano-p-phenylenediamine," Journal of Molecular Structure, vol.
For flavonoid O-glycosides, heterolytic cleavage of hemiacetal O-C bond often occurs with loss of the sugar moiety.
Further heterolytic cleavage of the C(4)-O produces a terminal carbonyl group (i.e., an aldehyde), from which the CO is eliminated to form the product ion K1 (m/z 171).
It is reported that the thermal degradation of PDMS occurs primarily through heterolytic cleavage of the S--O, bonds that are mainly governed by the molecular structure and kinetic phenomena [30], Formation of intramolecular, cyclic transition state is the rate-determining step in the PDMS thermal degradation [31].
Competition between superoxide and hydrogen peroxide signaling in heterolytic enzymatic processes.
In present paper the substituent effect onreaction enthalpies of homolytic (HAT mechanism)and heterolytic twostep (SPLET and SETPT) mechanisms of OH bond cleavage for mono substituted Ferulic Acids were investigated in gas phase and water.
Heterolytic chemistry of OH groups and of the carbon chain, as well as less common radical chemistry, are discussed with mention of experimental technique used to investigate these processes.
(2) By Heterolytic Fission: One atom receives both electrons when a covalent bond breaks.
Rittenberg and Krasna (3,4) used these reactions to elucidate the mechanism of action of hydrogenase of Proteus vulgaris, and proposed that the cleavage of [H.sub.2] by the enzyme (E) was heterolytic to form two unequal parts (reaction 3).
On the other hand, the siloxane bond is highly susceptible to heterolytic cleavage from reactions with nucleophiles.
Heterolytic, hemolytic, and catalytic reactions are examined.