Báo cáo khoa học: "Analgesic effect of caudal epidural ketamine in cattle" pps

... of ketamine after caudal epidural administration in adult cattle. This study was performed to clarify the analgesic effect of ketamine injected into the first intercoccygeal (Co1-Co2) epidural space ... evaluation of epidural ketamine difficult [10] and the epidural analgesic effect of ketamine remain controversial [1]. Several factors may influence both the ex...

Ngày tải lên: 07/08/2014, 17:22

... interact with a number of functional groups, including the aromatic side chains of some amino acids, through a stacking mechanism [42]. The interaction of arginine with aromatic amino acids of aB-crystallin ... that aB-crystallin most likely employs various methods of binding (or binding modes) in order to prevent the aggregation of stressed proteins. Some of these binding mod...

Ngày tải lên: 18/02/2014, 16:20

... member of a large family of ribosome-inactivating proteins (RIPs) that exist in various tissues of many plants, fungi and bacteria [1]. Ricin consists of a catalytic A chain (RTA) joined by a single disulphide ... ricin A chain (Eur. J. Biochem. 271) 157 involved the modification of arginyl residues 196, 213, 234 and 235 [9]. Of theses residues, only Arg213 is in the vicinity...

Ngày tải lên: 19/02/2014, 12:20

... about the order of items in Cf. These hypotheses arise from the following chain of assumptions: (1) To analyze the effects of pitch accents on pronominals, it is necessary to distinguish between ... interpretation, theories of both centering and intonational meaning fail to predict the existence of pitch accented pronominals. Yet they occur felicitously in spoken discours...

Ngày tải lên: 20/02/2014, 22:20

... reflection of the more basic f-amino group of the coordinating K100, with the H-bonded water molecule found in the X-ray structure increasing the electron donating power of the coordinating amino group ... titrating increasing amounts of guanidinium hydrochloride (GdmHCl) the protein unfolds resulting in the perturbation of a number of electronic absorption bands and the appear...

Ngày tải lên: 07/03/2014, 17:20

... capsaicin (saline-injected); 6, capsaicin (Fe 2+ -injected); 7, curcumin + capsaicin (saline-injected); 8, curcumin + capsaicin (Fe 2+ -injected). Health protective effects of curcumin and capsaicin ... an increase in the anodic mobility of LDL in the case of control rats (Fig. 1). In the case of animals maintained on curcumin, capsaicin or curcumin + capsaicin, the anodic mobil...

Ngày tải lên: 08/03/2014, 08:20

... genes. This effect is caused by an increase in HIF-1a pro- tein level, resulting from an increase in the transcription of the HIF-1A gene in the presence of a low concentration of echinomycin. Transfection experiments ... 1. Effect of echinomycin on HIF-1 activity. HepG2 and HeLa cells were incubated for 5 or 16 h under hypoxia or normoxia in the pres- ence or absence of...

Ngày tải lên: 16/03/2014, 05:20

... 2007) doi:10.1111/j.1742-4658.2007.06176.x Micro-myoglobin, the isolated heme-binding subdomain of myoglobin, is a valuable model system for the investigation of heme recognition and bind- ing by proteins, and provides an example of protein folding ... bridge with Asp60 in the first 0.5 ns of MD simulation, triggering the unfolding of helix E and the subsequent global unfolding of...

Ngày tải lên: 16/03/2014, 06:20

... strong illumination [7,8]. In these early experiments, photoinactivation of PSI was not observed in the absence of oxygen. Later, Satoh & Fork [9] demonstrated the inactivation of PSI in intact ... retarded by glycinebetaine and sucrose [18]. In intact leaves, PSI was also found to be inacti- vated by light. In Cucumis sativus leaves, weak light induced the photoinactivati...

Ngày tải lên: 16/03/2014, 18:20

... CLEF-2001: Comparing Translation Resources. In Proc. of the CLEF-2001 Workshop, pages 78-93. Kui-Lam Kwok. 1997. Comparing Representation in Chinese Information Retrieval. In Proc. of the 20th ... degradation of rule base mainly results in word translation errors instead of syntactic errors. Thus, degradation of dictionary and rule base has similar effect on retrie...

Ngày tải lên: 17/03/2014, 04:20