Báo cáo khoa học: "Levels of lead in mineral salt commercial mixtures for beef cattle" ppt

... findings show the necessity for careful industrial monitoring because some mineral mixtures contain sufficient lead to cause toxicity in animals. Key words: lead, beef cattle, mineral salt Introduction The ... salt Introduction The increasing commercialization of mineral salt mixtures for animal ingestion in Brazil is the main reason why the mixture industry has...

Ngày tải lên: 07/08/2014, 17:22

... findings show the necessity for careful industrial monitoring, as some mineral mixtures contain sufficient cadmium to cause toxicity in animals. Keywords : cadmium, beef cattle, and mineral salt Introduction The ... salt Introduction The increasing price of raw materials is the main reason that mineral mixture industries are looking to reduce costs with the aim of winnin...

Ngày tải lên: 07/08/2014, 15:20

... presence of PA activity was also investi- gated using plasminogen–gelatin zymography. Gelatin gels run without plasminogen were used as controls against gels containing plasminogen and gelatin. Indeed, when ... acinar cells [4]. All these cells have granules which contain a large variety of serglycin-binding molecules, including histamine, chymases, gelatinase, granzymes, platelet factor...

Ngày tải lên: 30/03/2014, 11:20

... Pullen N, Gingras AC, Sonenberg N & Thomas G (1997) The insulin-induced signalling pathway leading to S6 and initiation factor 4E binding protein 1 phosphorylation bifurcates at a rapamycin sensitive ... while in the control sections processed in parallel, the corresponding stainings were weak in all of these areas as compared with the AD brain sections (data not shown). In AD b...

Ngày tải lên: 16/03/2014, 22:20

... information, which were implicit in the "linear" input form, are made explicit in the result of the analysis. These pieces of information are extracted using the syn- tactic knowledge ... structure fol- lowing it 3) The conj~tion is inserted in the node the first I~ that is found going up in the hierarchy (in fig.2.c, starting from C~NN2 and going u~s, we find...

Ngày tải lên: 21/02/2014, 20:20

... erythrocytes in the extent of binding with the lectins concanavalin A, Lens culinaris agglutinin (LCA), and Ricinus communis agglutinin (RCA) (Fig. 3), ruled out the blood origin and supported the renal ... butyrylcholinesterase activity assayed in kidney. This proposal is in agreement with the cytochemical staining of acetylcholinesterase in the capsule of Bowman [41] and of...

Ngày tải lên: 06/03/2014, 22:21

... homologue of PA1b (named leginsulin in this paper) is able to compete with bovine insulin for binding to a soybean globulin exhibiting functional simi- larity to the rat insulin receptor. In our ... fraction aliquots (2 lg of proteins) were incubated with effectors for 10 min at 37 °C before measuring the binding activity using 0.4 n M of 125 I-labelled PA1b. b Incubation in bi...

Ngày tải lên: 08/03/2014, 02:21

... goal of our research is to identify the role of verbs, keeping in mind that event profile is but one of many factors in determining text type. In our study, we explored the contribu- tion of ... We can also use specific sequences of verbs to help in determining methods for performing semantic aggregation of individual clauses in text gener- ation for summariz...

Ngày tải lên: 08/03/2014, 05:21

... are single-polypeptide cytoplas- mic proteins composed of an N-terminal ATPase domain, a substrate-binding region, and a C-terminal 15 kDa ‘lid’ regulating binding affinity for ‘client’ pro- teins. ... remains plausible that the F508del-induced exposure of Hsc70-binding sites on NBD1 diminishes the ability of ATP binding to stabilize this domain against its Hsc70 interaction. Altogethe...

Ngày tải lên: 23/03/2014, 05:22

... the intensities of the band of intact protein at the beginning of tryp- sinolysis and at the fixed time of trypsinolysis) against the time of incubation (Fig. 8D). The apparent rate constants of ... constant of trypsin- olysis was determined by plotting ln(A t ⁄ A o ) (where A o and A t denote the intensity of protein bands of intact unhydro- lized protein at the beginning an...

Ngày tải lên: 23/03/2014, 07:20