báo cáo khoa học: " Activity of enzymes and fitness variation" doc

... of variances in activities of 7 enzymes (A) between and (B) within G-1, G-5, and G-10 generations of selection for fast and slow prea-

Ngày tải lên: 09/08/2014, 22:22

... assays with increasing amounts of DNA fragments encoding cyt b 5 and monitored the formation of androstadienol and DHEA. As shown in Fig. 5 the stimulation of DHEA and androstadienol production from ... Biosynthesis of 5,16-androstadien-3b-ol by human P450c17 (Eur. J. Biochem. 270) 1351 Assessment of porcine and human 16-ene-synthase, a third activity of P450c17, in the...

Ngày tải lên: 08/03/2014, 08:20

... types I and III at 37 °C and 25 °C, respectively. Activity against collagens I and III was abolished by metalloproteinase inhibitors and was not present in the concentrated crude medium of mock-transfected ... presence of 0.6 m M APMA. The effic- acy of the trypsin was demonstrated by cleavage of denatured sub- strate (denat). The positions of the uncut collagen b and a c...

Ngày tải lên: 23/03/2014, 09:21

... pathophysiological mechanisms of endothelial dysfunction and testosterone deficiency include penile vascular insufficiency as a result of the loss of nitric oxide synthase expression and activity and the loss of tissue ... II and TNFa. These factors have a downstream effect on the activity of NO synthase (NOS) and NO synthesis, adhesion molecules, MCP-1 and M-CSF. Adap...

Ngày tải lên: 18/02/2014, 06:20

... the nucleus and cytoplasm, is added and removed by transferase and O-GlcNAcase enzymes, respectively, and often occurs at sites that are known to be phos- phorylated [12]. Western blots of cell lysates ... acetylation and ubiquitina- tion of Lys, and phosphorylation of Ser and Thr [16– 18]. Combinations of these modifications are suggested to constitute a ‘histone code’...

Ngày tải lên: 18/02/2014, 16:20

... the banding patterns and different glycoforms of PrP C . In this study, we have analyzed the glycoform patterns of PrP C of human, sheep, cattle and mice and compared them. Variable immunoreactivity ... nonglycosylated isoform (m) of PrP C were quantified and calcu- lated as percentages of the total signal. The glycoforms of the pro- tein bands were analyzed as arithmetic m...

Ngày tải lên: 19/02/2014, 02:20

... Institute of Plant Sciences, Department of Agricultural and Food Sciences and Department of Biology, Zu ¨ rich, Switzerland; 2 Universita ¨ tZu ¨ rich, Institute of Biochemistry, Zu ¨ rich, Switzerland UDP-N-acetylglucosamine ... [9]), and closed (B, PDB entry 1UAE [11]), conformation. The thiol group of C115 is highlighted in green and the nitrogen atoms of R120 and K22...

Ngày tải lên: 19/02/2014, 13:20

... variety of classes of words. Almost 1/4 of the clauses contain no subject. The results of the above study indicate that the word order in scientific Russian is sufficiently different from that of ... Order of Subject and Predicate 67 The clause contained no subject in 657 in- stances, or 22.55% of the total. 1. The predicate slot was filled by a verb in 1527 inst...

Ngày tải lên: 19/02/2014, 19:20

... molecular weights of approximately 52, 40 and 36 kDa. Effect of deletions corresponding to cleavage and shedding comparative to a deletion of almost the whole extracellular domain of the receptor on ... fluorescence (Fig. 3C) allowed confirmation of cell surface expression of thewild-typeandtheTM409receptors. Specific basal cAMP-stimulating activity of the wild-type and the...

Ngày tải lên: 21/02/2014, 00:20

... on alignment and structure predictions, we define the N-terminal domain of Lsm1p as aa 1–51 and that A B C Fig. 1. Structural features of Lsm1 and Lsm8 polypeptides. (A) Alignment of Lsm1p and Lsm8p ... domain of Lsm1p is defined as aa 122– 172 and that of Lsm8p is aa 74–109, with the remain- ing residues representing the central Sm domains (Figs 1 and 2A). Fusions and d...

Ngày tải lên: 07/03/2014, 02:20