Báo cáo khoa học: "Nutrient cycling in deciduous forest ecosystems of the Sierra de Gata mountains: aboveground litter production and potential nutrient return" pot

... year -1), but they are Original article Nutrient cycling in deciduous forest ecosystems of the Sierra de Gata mountains: aboveground litter production and potential nutrient return Juan ... in the fruits, and above all Fe and Cu in the other plant remains. In all the forests studied, the potential nutrient supply fluc...

Ngày tải lên: 08/08/2014, 14:21

... J.F., Martin A., Santa Regina I., Nutri- ent cycling in deciduous forest ecosystems of the Sierra de Gata mountains: aboveground litter production and potential nutrient return, ... input of inorganic chemicals in the open field and in forest stands. Results of investigations in the State of Hesse, in: Georgii H.W. (Ed...

Ngày tải lên: 08/08/2014, 14:21

... measured in the presence of increasing concen- trations of one of the two AQ derivatives and efavirenz, and analyzed using the Yonetani–Theorell plot, the slope and intercepts of the two plots of 1 ... 3.5 and 3.0, respectively, indicating that the bind- ing of an AQ derivative results in a reduction of efavi- renz binding and, vice versa, the binding...

Ngày tải lên: 22/03/2014, 16:20

... Martin A., Moreno G., Santa Regina I., Nutrient cycling in deciduous forest ecosystem of the Sierra de Gata mountains: Nutrient supplies to the soil through both litter ... of the factors governing efficiency. On the other hand, there was a certain independence between soil N and K availability and their plant efficiency; i...

Ngày tải lên: 08/08/2014, 14:21

... transactivating module present in the unique N-terminus, (b) binding of the N-terminus by ancillary factors, (c) the lack of a negatively functioning module that is present in the N-terminus of SAF-1 ... identified SAF-2 [23], the second member of this family, which is encoded by the same gene by alternate splicing. Insertion of a new exon originating from the non-c...

Ngày tải lên: 07/03/2014, 02:20

... targeting may occur. Finally, an outline of the future challenges in this field is provided, and the insights that may be gained from a greater under- standing of the mechanism of dual targeting ... obtains the appropriate amount of protein. An understanding of why dual targeting occurs will require the evolution- arily history of dual targeting to be determined in...

Ngày tải lên: 07/03/2014, 03:20

... plasmids containing the PHO5 coding region transcribed under the control of the GAL1 promoter, but differing in the length of their 3¢-UTR. To increase the length of the 3¢-UTR we inserted Escherichia ... site was introduced, and even in this case the in uence of TFIIS depended on the degree of transcriptional acti- vation [52]. The present results confirm t...

Ngày tải lên: 07/03/2014, 12:20

... bracket. They identify interesting changes in content and style features across cat- egories, in which they include blogging words (e.g., “LOL”), all de ned by the Linguistic In- quiry and Word ... On the other hand, web forums and Twit- ter each coincide with only one outlying year which suggests that either they had less of an impact on writing style or, in the case...

Ngày tải lên: 07/03/2014, 22:20

... is part of the FAD-binding domain, whereas in VAO, the corresponding histidine is part of the substrate- binding domain. In addition, for members of the VAO family, the flavin is most often linked ... B. The isoalloxa- zine ring of FAD is in yellow. The axis of the pink helix points directly at the C 2 -O of the isoalloxazine. Cys397, covalently bound to...

Ngày tải lên: 16/03/2014, 01:20

... by 24 h in E2A )/) , i.e. the rate of decrease in the amount of ICAD in the mutant was slower than that in DT40. Thus, in E2A )/) , in the presence of PMA/ionomycin, the time courses of alter- ations ... result of decreased caspase-8 (and probably caspase-9) activity, and the elevated protein (and also mRNA) levels of the inhibitors survivin and IA...

Ngày tải lên: 16/03/2014, 04:20