Báo cáo sinh học: "High-resolution quantitative imaging of mammalian and bacterial cells using stable isotope mass spectrometry" docx

... quantitation and localization among cells and subcellular domains. All the mass imaging in the rest of this paper will refer to quantita- tive mass imaging. We illustrate quantitative mass imaging of 15 N ... image and quantitate a stable isotope and because there is no meaningful radioactive isotope of nitrogen. Imaging of stable- isotope distribut...

Ngày tải lên: 06/08/2014, 18:21

... size of each of the first four instars is a function of the size increment, and is given by the equation final mass of instar = W 1 *e D*instar ,(1) where W 1 is the mass of the hatchling larva and ... trajectories of normal and JH-treated larvae of Manduca. JH-treated larvae (open circles) received a topical application of 50 ␮g methoprene (a stable JH analog) whe...

Ngày tải lên: 06/08/2014, 18:21

... Nigerian J of Basic and Applied Sci 1988, 2:25-33. 16. Taiwo MA, Akinjogunla OJ: Cowpea viruses: Quantitative and Qualitative effects of single and mixed viral infections. African J of Biotech ... of irrigated cowpea in northern Nigeria. Plant Dis Rep 1974, 58:1080-1084. 21. Ross JP: Effect of single and double infections of Soybean mosaic and Bean pod mottle viruses o...

Ngày tải lên: 18/06/2014, 18:20

... HCT116 cells were treated as indicated [11] to produce cells with low (G -cells) (A), medium (M -cells) (B) and high (SM -cells) (C) bioenergetic signatures ( b-F1/GAPDH ratio). The rates of aerobic ... propidium iodide and visualized using fluorescence microscopy at 20x magnification. The percentage of dead cells (red cells, PI positive) was determined by examination of di...

Ngày tải lên: 18/06/2014, 19:20

... structures of the regulatory and signaling networks operating within and between cells is a key com- ponent of the ‘systems biology’ approach to understanding biological processes [1]. The multitude of ... Kelley and Ideker [23], the thousands of physi- cal and functional interactions that exist within all cells can begin to be untangled to provide a basis for detailed net...

Ngày tải lên: 06/08/2014, 18:21

... Arabidopsis thaliana and Caeno- rhab ditis elegans. Because of the widespread presence of insulators and the essential role of CTCF in a wide variety of eukaryotic organisms, this absence of the gene ... functions to handle more complex genomes in animals. Examples of insulator function The mechanisms of insulator function are best understood from analyses of the gypsy...

Ngày tải lên: 06/08/2014, 19:20

... quantification of complex metabolic flux networks using stable isotopes and mass spectrometry Maria I. Klapa*, Juan-Carlos Aon† and Gregory Stephanopoulos Department of Chemical Engineering, Massachusetts ... number of estimable fluxes and by improving the accuracy of flux estimates through measurement redundancy [4,7,8]. In this paper, we use the stable isotope of carbo...

Ngày tải lên: 08/03/2014, 08:20

... containing the eigenvalues of the Tx and Rx correlation matrix, respectively. The Weichselberger model requires specification of the Tx and Rx eigenmodes (U Tx and U Rx ) and of the coupling matrix ... included in current standardization activities for the purpose of reproducible and comparable MIMO system evaluations. Finally, we describe a couple of key features of chan...

Ngày tải lên: 22/06/2014, 22:20

... Article Equalization of Loudspeaker and Room Responses Using Kautz Filters: Direct Least Squares Design Matti Karjalainen and Tuomas Paatero Department of Electrical and Communications Engineering, Laboratory of ... University of Technology, in 1970 and 1978, respectively. From 1980 he is Professor in acoustics and audio signal processing at the Helsinki Uni- versity of...

Ngày tải lên: 22/06/2014, 23:20

... (this is the test set of Tables 1 and 2 not of Table 4) . Using the 15000 least useful unigrams resulted in a classification accuracy of 66.4%, which shows that the number of irrelevant features ... cute child, grandchildren, childhood, childbirth, kids, grandkids, son, grandson, daughter, granddaugh- ter, boyfriend, marriage, mother, grandmother. It is also interesting to note tha...

Ngày tải lên: 31/03/2014, 03:20