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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Coordination of Carbon Dioxide and Nitrogen Metabolism in Rhodobacter sphaeroides

Farmer, Ryan Michael 23 July 2013 (has links)
No description available.
2

Pacha : marché virtuel pour agents mobiles

Youssef, Mounir January 2002 (has links)
Mémoire numérisé par la Direction des bibliothèques de l'Université de Montréal.
3

Zur Struktur und Funktion regulatorischer Elemente des cbb-Regulons in Ralstonia eutropha / Structure and function of regulatory elements of the cbb regulon in Ralstonia eutropha

Jeffke, Thomas 31 January 2001 (has links)
No description available.
4

The Use of Microarrays in the Detection of the Gene Expression of Ribulose- 1,5- Bisphosphate Carboxylase/Oxygenase (RubisCO) in the Marine Environment

Bailey, Kathryn Lafaye 13 July 2007 (has links)
The Calvin-Benson-Bassham (CBB) pathway is the primary pathway for the entry of inorganic carbon in the biosphere. Autotrophic organisms use this cycle to ultimately convert CO2 into carbohydrates using a key enzyme known as ribulose-1,5-bisphosphate carboxylase/oxygenase (RubisCO). The gene that encodes for the large subunit of RubisCO is rbcL and detection of its expression can be used to determine the autotrophic organisms present in the environment. Recently, microarrays have been used to study functional gene expression from environmental samples such as those obtained from sediments and soil. The purpose of this thesis is to combine microarray technology and rbcL expression analysis to investigate phytoplankton populations in the Mississippi River Plume (MRP). Initially, a macroarray was constructed to determine its capabilities of quantifying gene expression in MRP. PCR amplicons were spotted onto a nylon membrane and labeled transcript RNA was hybridized to each array. Due to the large amount of cross hybridization that was observed, a microarray was used. Microarray analysis revealed large amounts of Synechococcus, pelagophyte and prymnesiophyte expression in the surface waters. Furthermore, there was no chlorophte or Prochlorococcus expression observed in the surface waters. Subsurface microarray data showed high levels of pelagophytes and other Form ID organisms. A significant chlorophyte signal was also observed in the subsurface. This study provides a third level of specificity at which phylogenetic diversity has been sampled in the MRP. Although a limited number of samples were analyzed by microarrays, this technology shows promise and this study was viewed as a pilot for their application. The rbcL probes designed were based upon published sequences from 2003 and we now have a much greater understanding of the diversity of rbcL-containing phytoplanktonic phylotypes. Future studies should employ this knowledge for judicious probe selection.
5

EVALUATION OF COMMON BACTERIAL BLIGHT RESISTANCE IN A RESISTANT INTER-CROSS POPULATION OF COMMON BEAN

Durham, Kelli M. 14 September 2011 (has links)
Common bacterial blight CBB, caused by Xanthomonas axonopodis pv. phaseoli, is an important disease of common bean (Phaseolus vulgaris L.). Genetic resistance is the most economically-efficient, environmentally-friendly, and socially-acceptable approach to control plant diseases including CBB. To examine the main and interaction effects of the previously-identified CBB-resistance quantitative trait loci (QTL), a resistant inter-cross population of OAC Rex and HR45 was evaluated under artificial inoculation. While the QTL on chromosome B6 of HR45 accounted for 37 to 46 % of phenotypic variation in the field, the QTL on chromosome B4 of OAC Rex was only significant in more sensitive assays using image analysis under controlled condition using a select number of lines, accounting for 15% of the variation. Broad sense heritability estimates of CBB resistance and the QTL associated with BC420 were high for severity and the area under disease progress curve, promoting the continued use of this marker in selecting CBB resistant genotypes, which in combination with SU91 marker on B8 seem to provide high levels of resistance.
6

Interactive Control of Carbon Assimilation, Redox Balance, CBB Expression, Nitrogenase Complex Biosynthesis, Hydrogen Production, and Sulfur Metabolism in RubisCO Compromised Mutant Strains of Nonsulfur Purple Bacteria

Laguna, Rick 02 November 2010 (has links)
No description available.
7

Untersuchungen zur genetischen Regulation der CO<sub>2</sub>-Assimilation in <i>Ralstonia</i> spp. / Investigations into the genetic regulation of CO<sub>2</sub> assimilation in <i>Ralstonia</i> spp.

Höfle, Caroline 02 November 2005 (has links)
No description available.
8

Sustainable Coffee Farming in Hawai'i: Gathering GIS Data to Inform Development and Planning in the Rainforest and Protect Natural and Historic Features

O'Hearn, Connor E. 20 April 2021 (has links)
No description available.

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