Báo cáo khoa học: "In vitro propagation of interspecific hybrids" pps

... afterwards as selected clones. In vitro micropropagation is applied because of the poor development of cuttings. Materials and Methods Early selection of trees (at age 4 yr) was ... In vitro propagation of interspecific hybrids in Alnus H. Sbay, J. Guillot, P. Danthu D. Prat Laboratoire ... the browning of explants, and finally put into cultur...

Ngày tải lên: 09/08/2014, 02:21

... of DDI-1A was better than that of DDI-1B, presum- ably because of the different conformation of the agly- con moiety. DDI-1A has a right-handed ... combinations) of di- or trinucleotide repeats [36]. The efficiency of reiterative synthesis depended on several factors including the length of the repetitive unit, its sequence and the characteristics of ... Discussion Effect of...

Ngày tải lên: 07/03/2014, 06:20

... ratio of DNA/protein of 1.09 : 1 and an average ratio of RNA/protein of 1.12 : 1. Multiple-turnover (substrate in excess) DNA cleavage reactions were also performed to estimate the stoichiometry of ... of the pre-RNA reacted with or without prebound DNA. We investigated the robustness of this experiment by performing it independently a total of three times using two different...

Ngày tải lên: 17/03/2014, 10:20

... Palmer, J.M. (1985) Solubilization of the alternative oxidase of cuckoo-pint (Arum maculatum) mitochondria. Stimu- lation by high concentration of ions and effects of specific inhibitors. Biochem. ... its strong stimulation of respiratory rates; Fig. 1). It is there- fore unlikely that the inability of PTOX to use ubiquinone is an artefact of this assay (which relies on the abilit...

Ngày tải lên: 31/03/2014, 07:20

Ngày tải lên: 07/08/2014, 18:21

... effectiveness of chordoma radiotherapy [17]. It is sometimes difficult to perform complete radical resection of chordoma tumors, depending on anatomic location or grade of tumor spreading. Because of the lower ... LH: Phase II study of 9-nitro-camptothecin in patients with advanced chordoma or soft tissue sarcoma. JClinOncol 2005, 23(15):3597-3604. 15. Hof H, Welzel T, Debus J: Effe...

Ngày tải lên: 09/08/2014, 09:21

... high degree of biocompatibility of titanium and its alloys is intimately related to the passively formed oxide film on the metallic surface [9,10]. Noteworthy, the evaluation of the interaction of cells ... addition to the analysis of maintenance of cell via- bility. Indeed, the interaction of implants with host cells, and in particular with endothelial cells, might cause acti-...

Ngày tải lên: 11/08/2014, 20:20

... substrate of various cell types, permits the in vitro maintenance of cells over a long period of time and stimulates cell proliferation [23]. Alpar et al. [21] evaluated the cytocompatibility of resorb- able ... time periods in vitro. The rate of cell proliferation with time was different among the membranes examined. Of the six barriers tested, TD and RD demonstrated the highe...

Ngày tải lên: 11/08/2014, 20:20

... d. BioMed Central Page 1 of 9 (page number not for citation purposes) Head & Face Medicine Open Access Research In vitro proliferation of human osteogenic cells in presence of different commercial ... 1 Department of Orthodontics, Rheinische Friedrich-Wilhelms-University, Bonn, Germany, 2 Department of Oral and Maxillofacial Surgery, Johannes Gutenberg-University, Mainz, G...

Ngày tải lên: 11/08/2014, 20:20

... 7:15 http://www.head-face-med.com/content/7/1/15 Page 3 of 9 RESEARC H Open Access In vitro analysis of the cytotoxicity and the antimicrobial effect of four endodontic sealers Ines Willershausen, Angelika ... means of the Alamar Blue assay. Cell growth and morphology was visualized by means of fluorescent dyes. Possible antibacterial properties of the different sealers were vis...

Ngày tải lên: 11/08/2014, 20:21