Báo cáo khoa học: "Effect of endomycorrhizas and nematodes on the growth of seedlings of Dicorynia guianensis Amshoff, a tree species of the tropical rain forest in French Guiana " docx

... endomycorrhizas and nematodes on the growth of seedlings of Dicorynia guianensis Amshoff, a tree species of the tropical rain forest in French Guiana M Béreau 1 E Louisanna J Garbaye 2 1 Station ... structures observed in the pots and on the seedlings sampled in the forest (Béreau and Garbaye, 1994) are the same and...

Ngày tải lên: 08/08/2014, 18:21

... Barigah T.S., Ehleringer J.R., Interseasonal comparison of CO, concentrations, isotopic composition, and carbon dynamics in an amazonian rainforest (French Guiana) , Oecologia ... deter- ministic and dynamic model of carbon allocation [17] indicated that an intensive competition for carbohydrates dominates the relations among organs during transiti...

Ngày tải lên: 08/08/2014, 14:21

... autocatalytically cleaved, a central catalytic domain comprising the catalytic triad of amino acids aspartic acid, histidine and serine, and a stabilizing P-domain involved in the binding of Ca 2+ [1]. The ... secretory granules and that has AC B Fig. 3. Comparison of the sorting capacity of fusion proteins containing various PC family C-termini. (A) Schematic repr...

Ngày tải lên: 18/02/2014, 16:20

... recur-renceFigure 4 Meta-analysis examining adjuvant radiotherapy in DCIS for patients with breast cancer: ipsilateral invasive breast cancer recur- rence. Meta-analysis examining adjuvant radiotherapy in DCIS ... recur- rence. Meta-analysis examining adjuvant radiotherapy in DCIS for patients with breast cancer: ipsilateral invasive breast cancer recur-renceFigure 3 Meta-analysis exami...

Ngày tải lên: 09/08/2014, 10:21

... the same number of interns, in the traditional arm would have meant that each intern admitted and cared for more patients. In other words, each intern would have had a heavier workload and, therefore, ... errors” was based on the incorrect assumption that the total number of days in each schedule was the same. Under this assumption, the observation that there were...

Ngày tải lên: 25/10/2012, 10:45

... down, siRNA 396-AG maintained essentially the same silenc- ing capacity as in the presence of TRBP, actually becoming the most active of all the siRNAs under these conditions (Fig. 2A) . In contrast, after ... cleavage or translational inhibition [1]. In the cytoplasm of human cells, the dsRNA binding proteins HIV transactivating response RNA-binding protein (TRBP) an...

Ngày tải lên: 18/02/2014, 06:20

... [12,13] and RPTPa [15], the posi- tions of the active site arginine and the WPD loop are in the open (general acid) conformation. The general acid loop and active site arginine in PhyAsr are not ... determined in the absence of a ligand in the active site. Least squares superposition of the P-loop main chain (starting at the residue prior to the catal...

Ngày tải lên: 18/02/2014, 18:20

... transcription factors appeared to be involved in the transactivation of the region which had the highest enhancing activity of the three DHSs. The state of acetylation in H3 and H4 histones and ... (Palo Alto, CA, USA). The inten- sity of bands on the Northern hybridization was compared by typhoon 9210 and image quant (Amersham Bioscienc- es, Piscataway, NJ,...

Ngày tải lên: 19/02/2014, 16:20

... vivo, and has been attributed to the appearance of mutations in the PR gene. Many of these mutations are located in the substrate binding site of the PR, and these mutations have considerable impact ... peptides having the same natural sequence background (peptides 4 and1 , 5and2 , 6and3 ),theAlatoValmutationatP2,seen in resistance, increased the specificity consta...

Ngày tải lên: 21/02/2014, 03:20

... This increase in the enthalpy change (DH vH ) may be due to the increase in the base-stacking interaction among the flanking bases. A striking observation was the high increase in the unfavorable ... quadruplexes at a concentration of 7.5 lm in the absence and presence of equi- molar concentrations of the complementary strand were obtained. A buffer baseli...

Ngày tải lên: 07/03/2014, 02:20