Sentence examples for intermediate upon from inspiring English sources

This catalytic activity was mediated by the formation of the antioxidant selenol intermediate upon partial but significant exchange reaction with glutathione.

In this system, the electrons are excited from the highest occupied molecular orbital (HOMO) to the lowest unoccupied molecular orbital (LUMO) of zinc porphyrin complexes to form an excited intermediate upon visible light illumination (Fig. 7).

Moreover, the substrates for PLR and PCBER contain a cyclic-ether linkage adjacent to the site of hydride addition, and will therefore generate a transient alkoxide intermediate upon carbon-oxygen bond cleavage and ring opening.

The free energy profiles have confirmed absence of this intermediate upon removal of the Mg2+ ions.

All hosts must be determined: the snail (first intermediate), the animal host or vegetation (second intermediate) upon which metacercaria may encyst.

It was shown that the predecarboxylation intermediate upon addition of pyruvate to E477Q YPDC is preferentially in its IP tautomeric form and the p Ka for the APH+ form is 6.1, very near the pH of optimal activity of 6.2.

Formation of radical intermediates upon photocatalytic (UVA) glycerol transformation in aerated aqueous TiO2 (P25) suspensions was followed by EPR spin trapping technique.

The efficiency of the process was evaluated in terms of phenol conversion, mineralization degree and evaluation of degradation intermediates upon cycling.

Azomethine ylides consisting of a carbanion adjacent to an immonium ion are organic 1,3-dipoles, which give pyrrolidine intermediates upon cycloaddition to dipolarophiles.

siRNAs are also produced by Dcr-2 from dsRNA viral intermediates upon viral infection [7] [9], playing an essential role in the fly's defense against viruses.

Consistently, we observed groups of 2 or 3 heavy carbons entering into the pools of TCA cycle intermediates upon injection of U-13C-alanine (Figure 3B).