Báo cáo khoa học: "Somatic embryogenesis in loblolly pine (Pinus taeda L ): improving culture initiation rates" potx

... Pullman and S. Johnson G.S. Pullman and S. JohnsonSomatic embryogenesis initiation of loblolly pine Original article Somatic embryogenesis in loblolly pine (Pinus taeda L. ): improving culture initiation ... L –1 kinetin, and 1.6–2 g L –1 Gelrite. Across 10 open-pollinated families, initiation rates ranged from 3–33%, averaging 16%. Loblolly pine / s...

Ngày tải lên: 08/08/2014, 14:20

... Cr Cd mass lllll lll l 6 populations (average for entire needle life-span) NPKCa Mg MnAl Fe NaZnCu B Pb Ni Cr Cd mass lllll lll 16 populations (current-year needles) l NPKCa Mg MnAl Fe NaZnCu B ... Cr Cd area llll l Element 0 = Central populations (nos 5-17) -20 -10 0 10 20 30 Element NPKCa Mg MnAl Fe Na ZnCu B Pb Ni Cr Cd area populations (nos 7, 12 & 14) l lll l l ll l l p 0...

Ngày tải lên: 08/08/2014, 14:20

... cell extracts, the intracellular concentrations were cal- culated relative to an intracellular volume of 5.5 lLÆmg )1 of protein [21]. In the case of Sigmacell 20 cellulose, obtained and calculated ... resting cells were incubated with cellulose and with cellobiose (the main product of cellulolysis), and with a mixture of glucose and cellobiose. Cell extracts and extracellu- lar media were...

Ngày tải lên: 07/03/2014, 17:20

... con- tain markedly lower levels of total proanthocya- nin and a little more relative prodelphinidin, re- sulting from active biosynthesis during foliar ontogenesis (table III, ... equally well on lime- stone or siliceous soils, though this adapt- ability cannot be clearly linked to any ecophysiological or morphological charac- teristics of the popula...

Ngày tải lên: 08/08/2014, 19:21

... Biörklund A, Möller T, Kantola S, Mork J, Olsen JH, Wennerberg J: Incidence and survival of squamous cell carcinoma of the tongue in Scandinavia, with special ref- erence to young adults. Int ... a new study shows they have only half the normal lifetime risk of get- Tumor in the left lateral oral tongue at presentationFigure 1 Tumor in the left lateral oral tongue at presentation. No ev...

Ngày tải lên: 09/08/2014, 04:21

... are down-regulated by gefitinib or erlotinib in intestinal epithelial cells [53]. Furthermore, the expression of cIAP-1 and of X-linked IAP is reduced by AG1478 in squamous cell carcinoma cell lines NA and ... In keratinocyte and cutaneous squamous cancer cells, gefitinib blocks EGF-induced cytoskeleton remodeling and in vitro invasiveness, as well as cell growth [60]. Gefitinib also eff...

Ngày tải lên: 16/02/2014, 09:20

... Strancar J, Guigliarelli B, Fournel A & Longhi S (2008) Mapping alpha-helical induced folding within the intrinsically dis- ordered C-terminal domain of the measles virus nucleo- protein by site-directed ... C-terminal domain of measles virus nucleoprotein belongs to the class of intrinsically disordered proteins that fold upon binding to their physiological partner. Virus Res 99, 157–167...

Ngày tải lên: 18/02/2014, 04:20

... microglia and leuko- cyte in ltration affects normal cells, which, in turn, causes neuronal dysfunction. Cell–cell interaction in the neurovascular unit As discussed, all types of cells in the brain ... endothelial cell interactions are necessary for extravasation, a process during which rolling leukocytes dock to the luminal membrane of endothelial cells via interactions between selec...

Ngày tải lên: 18/02/2014, 11:20

... cancer (non-small cell, nonepithelial type) and breast cancer. Furthermore, orally available small molecules, solafe- nib and sunitinib, which inhibit a variety of tyrosine kinases including VEGFRs, ... three cell types, the original glioma cells, VEGF-A-overexpressing glioma cells and PlGF-overexpressing glioma cells. Remark- ably, all three gliomas showed a significant decrease in growth...

Ngày tải lên: 18/02/2014, 11:20

... bene- ficial role during neurovascular repair. In a mouse stroke model, peri-infarct cortical areas demonstrate a secondary elevation in MMP-9 in endothelial and glial cells within networks of regrowing ... signaling actions involving the platelet-derived growth factor and low-density lipo- protein receptors [32,33]. These experimental findings are now beginning to be supported by clinica...

Ngày tải lên: 18/02/2014, 11:20