| 词汇 | denature |
| 释义 | denature verb[ T ] chemistry specializeduk /diːˈneɪ.tʃər/ us /diːˈneɪ.tʃɚ/ to change the characteristics of a substance, for example by the action of heat or an acid改变…的性质;使失去自然属性 Physical & chemical processes absorbable absorptive absorptive capacity absorptivity acidification endothermic reaction excitation excite exergonic exothermic exothermic reaction fermentation impregnate reabsorb react reboil recondense redox scald vaporize In refining our sugar a similar denaturing process 'is carried on. Examples of denaturedenature The structure of the a-lactalbumin molten globule and denatured states are highly heterogeneous. The pellet was dried, resuspended in urea dye, electrophoresed in a 10 % urea-acrylamide gel (denaturing and preparative gel) and transferred to nitrocellulose membrane. Generally, the probe is purified from source and denatured into single strands and kept on ice until ready to be mixed with the labelling reaction. When some structure is already partly formed, much smaller polymer motions are required to dock partially formed fragments than when the chain is completely denatured. No differences could be detected, demonstrating that the protein was not irreversibly denatured by exposure to high temperature. Given that the cosolvent denatured protein is relatively expanded, such secondary structure is likely to be lost quickly and refolding process is unaffected. Drugs such as dapsone and sulphasalazine can cause non-immune haemolysis by oxidating and denaturing haemoglobin. He haunts humanism with his regenerated and denatured vocals. Total protein from different parasitic stages was separated on denaturing polyacrylamide gel and analysed. For example, phosphofructokinase is a tetrameric enzyme that is irreversibly denatured during desiccation, dissociating into inactive dimers. Spatial and temporal depletion of ions from noncrosslinked denaturing polyacrylamide in capillary electrophoresis. This is denatured and hybridized with a biotin-labelled oligonucleotide 'capture probe' designed to anneal to a specific internal sequence of the fragment in question. Improvement of fragment and primer selection for mutation detection by denaturing gradient gel electrophoresis. This confusion of flesh and mechanism, the performer denatured into pure instrument, gives the song an inescapable and pervasive body. At the time of retrieval, 25 seeds were fixed in formalin -acetic - alcohol (formaldehyde, glacial acetic acid and denatured ethanol, 10 : 5 : 85 v/v). These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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