Báo cáo khóa học: A new UV-B absorbing mycosporine with photo protective activity from the lichenized ascomycete Collema cristatum docx

... A new UV-B absorbing mycosporine with photo protective activity from the lichenized ascomycete Collema cristatum Avital Torres 1 , Malka Hochberg 4 , Inna Pergament 1 , Reem Smoum 1 , Valerie ... photo- synthetic organisms such as lichens, fungi, cyanobacteria, corals and other marine organisms are much more advanced than those of mammals because photosynthetic...

Ngày tải lên: 07/03/2014, 15:20

... CumOOH, and NADPH were also obtained from Sigma. Sephadex G-25 was pur- chased from Pharmacia (Uppsala, Sweden). All the other materials were of analytical grade and obtained from Beijing Chemical ... such as instability, antigenicity and poor availability, much attention has been paid to its artificial imitation [9,10]. In synthetic approaches, an initial attempt is made to synthesize...

Ngày tải lên: 19/02/2014, 02:20

... that treating AA as a text classifica- tion problem is viable, but the feature types are all fairly shallow, and the approach doesn’t make effi- cient use of the training data as a separate classifier is ... complexity and deviation of a sentence from the parser’s grammatical model. This approach bears some similarities to our use of grammatical complexity and extragrammaticality...

Ngày tải lên: 20/02/2014, 04:20

... the most appropriate for their specific research application. With regards to photostability, VFP and its variants photobleached at a faster rate than EGFP. The vast majority of reports in the literature ... cocktail (Roche) and 5 mm b-mercapto- ethanol. The lysate was sonicated, then centrifuged. The supernatant solution was loaded into Ni-nitrilotriacetic acid agarose (Qiagen,...

Ngày tải lên: 06/03/2014, 11:20

... I PLA 2 s than UcPLA 2 (Fig. 3A) . Other known cnidarian PLA 2 s, such as those from the hydrozoan Hydra magni- papillata [34] and the sea anemones A. pallida [16,17] and B. caissarum [19], as ... hunting and defense) of the sea anemone Adamsia carciniopados (AcPLA 2 ) [20]. Nested RT-PCR with degenerate primers and RACE was used to clone the PLA 2 from this animal. AcPLA 2 con...

Ngày tải lên: 06/03/2014, 11:20

... activity CaD activity TAPA CatE activity CaD activity TAPA CatE activity CaD activity A B C Fig. 5. Distribution of TAPA, CatE and CatD activity in subcellular fractions of the cell lines (A) HaCaT, (B) ... 956–964. 10 Tsukuba T, Hori H, Azuma T, Takahashi T, Taggart RT, Akamine A, Ezaki M, Nakanishi H, Sakai H & Yamamoto K (1993) Isolation and characterization of recom...

Ngày tải lên: 07/03/2014, 09:20

... PCR was performed on an egfp-containing plasmid (a gift from Dr K. Apt, Martek Biosciences, Columbia, MD, USA) with sense primer SOE-3 (5¢-AAAAATCA ACGCTGAACAATGGTGAGCAAAGGGCGAG-3¢) and antisense ... resistance plasmid pCfcp-ble The ble gene [34] (GenBank accession number X52869) was amplified from pZEOSV (Invitrogen, Carlsbad, CA, USA) by PCR using sense primer 5¢-ATCAAAACAACCAAAA T...

Ngày tải lên: 07/03/2014, 21:20

... Watanabe A, Iriguchi M, Ishikawa A, Kawashima K, Kimura T, Kishida Y, Kohara M, Matsumoto M, Matsuno A, Muraki A, Nakazaki N, Shimpo S, Sugi- moto M, Takazawa M, Yamada M, Yasuda M & Tabata ... al. A new clan of CBM families 58 Nakamura Y, Kaneko T, Sato S, Mimuro M, Miyashita H, Tsuchiya T, Sasamoto S, Watanabe A, Kawashima K, Kishida Y, Kiyokawa C, Kohara M, Matsumoto M, Matsun...

Ngày tải lên: 07/03/2014, 21:20

... threshold values are marked with a cross and listed in Table 2 together with the aver- age threshold values obtained after method eval- uation on English and Hebrew corpora. Each method was evaluated ... perform any morphological analysis. with on a daily basis (Filippova et al., 2009), as- sist in the automated classification and filtering of documents, and increase search engine...

Ngày tải lên: 07/03/2014, 22:20

... luciferase mRNA was used as a control siRNA. The target sequence for luciferase mRNA was 5¢-AACG TACGCGGAATACTTCGA-3¢. The siRNAs were custom- synthesized by Qiagen (Valencia, CA, USA) and were transfected ... siRNA knock-down of b-catenin The expression of b-catenin was silenced using siRNA tech- nology. The target sequences for the mRNA of b-catenin were 5¢-AAAGCTGATATTGATGGACAG...

Ngày tải lên: 18/02/2014, 06:20