Báo cáo khoa học: Zinc-binding property of the major yolk protein in the sea urchin ) implications of its role as a zinc transporter for gametogenesis ppt

... property of the major yolk protein in the sea urchin ) implications of its role as a zinc transporter for gametogenesis Tatsuya Unuma 1 , Kazuo Ikeda 2 , Keisuke Yamano 3 , Akihiko Moriyama 4 and ... to MYP. The elution patterns of zinc were similar in the ovary and testis, but the zinc peak in the immature ovary was larger than th...

Ngày tải lên: 16/03/2014, 05:20

... suppresses the Src kinase activity in vitro. (B) We examined if MVP is a sub- strate of Src tyrosine kinase. The experiment was performed using the same Src kinase assay as in (A) , without enolase. The ... (Upstate Biotechnology Inc .) in the presence or absence of MVP as indicated. Src tyrosine kin- ase activity was determined from the autoradiogram of the...

Ngày tải lên: 07/03/2014, 12:20

... perhaps at the cost of some degree of the- oretical inelegance. However, this aspect was crucial for handling the gapping data, since the infelicity of gapping in non-parallel constructions hinged ... syntactic form hold for the symmetric (i.e., parallel) use of and in examples ( 6) and ( 8), but not the asymmetric (i.e., non-parallel) meaning in exampl...

Ngày tải lên: 08/03/2014, 07:20

... involving the hydroxyl of Tyr442 are indicated by a yellow dash. A B Fig. 2. View of the back channel from the active site gorge of wild- type DmAChE (A) and Trp83Ala mutant (B). The protein databank code ... (Fig. 3) were obtained by assuming that mutations did not affect binding of substrate at the peripheral site (K p ), the rate constant for deacetylation...

Ngày tải lên: 07/03/2014, 05:20

... of insulin-like peptide in insects. Annu Rev Entomol 51, 1–24. 7 Nagasawa H, Kataoka H, Isogai A, Tamura S, Suzuki A, Mizoguchi A, Fujiwara Y, Suzuki A, Takahashi SY & Ishizaki H (198 6) Amino acid ... H, Nagasawa H, Kataoka H, Isogai A, Tamura S, Suzuki A, Fujino M & Kitada C (198 7) A monoclonal antibody against a synthetic frag- ment of bombyxin (4K-prothoraci...

Ngày tải lên: 18/02/2014, 13:20

... lm Fe(II) sulfate. Catalase was included in the assay as indi- cated. At defined intervals, we removed aliquots of 5 lLto measure TH activity. We incubated the aliquots for 2 min at 30 °C in a reaction ... °C. Phosphorylation by protein kinase A facilitates the release of bound catecholamines and is the most prominent mechanism of tyrosine hydroxylase reactivation....

Ngày tải lên: 07/03/2014, 05:20

... mobilize cal- cium, and alter mitogen-activated protein (MAP) kinase signaling [114]. Similar changes in mitochond- rial activity, MAP kinase signaling, caspase activation, and ER stress have been ... to bind Ab. The RAGE plays an important role in a variety of physiological events and regulates nuclear factor k-B (NF-kB), mitogen activated protein kinase (MAPK), and Jun – N-t...

Ngày tải lên: 07/03/2014, 10:20

... hydrochloride-mediated denaturation of cyt b 5 variants For the kinetic study of urea-mediated denaturation of cyt b 5 and its variants, the time course of the absorbance increase at 412 nm was recorded immediately after ... trace can be described mathematically by the equation DA t ¼ DA eq (1–e –kt )whereDA t is the increase in absorbance at time t, DA eq is the inc...

Ngày tải lên: 08/03/2014, 10:20

... I, Iwata K, Yamashita K & Hayakawa T (199 2) Matrix metalloproteinase 9 (92-kDa gelatinase ⁄ type IV collage- nase) from HT1080 human fibrosarcoma cells. Purifica- tion and activation of the precursor ... result in enhanced autoactivation (data not shown). Second, we wanted to investigate whether the cysteine proteinase legumain is involved in the activation. The presence...

Ngày tải lên: 18/02/2014, 11:20

... hundred features. Then we r un our algorithm on the data and eval- uate the precision and recall. We also run the al- gorithms described in Hu and Liu (200 4a) on the same data as the baseline. From Table ... reduce the features redundancy and pro- vide a conceptual view of extracted features, G. Carenini et al. (200 6a) enhances the earlier work of Hu and Liu (200 4a)...

Ngày tải lên: 20/02/2014, 09:20