9 research outputs found
The Status of the Millennium Development Goals in the UNECE Region
Besides creating a growing, prosperous, and peaceful Europe, we all have an interest in ensuring that the benefits of this extend to the most unfortunate of those amongst us. The UN Millennium Development Goals provide a yardstick for how well this objective is being addressed. This paper provides a concise overview of the progress that is being made in achieving the MGDs in the region. The central message is that although significant progress is being made based upon strong economic growth, the fulfilment of these objectives is likely to require some new policy initiatives that more precisely target the needs of the region. The importance of resolving existing political conflicts and maintaining the momentum in promoting pan-European economic integration are also emphasized. Length: 5 pagesMillennium development goals, Europe, transition economies, integration, poverty, child mortality, gender equality, aids and tubercolosis, develoment aid
Il y a trente ans. Extrait de Mondes en développement, L'Impact de l'industrialisation sur la production agricole et le développement rural : une analyse des effets économiques et socio-culturels, avec référence à l'Algérie et à la Chine
Nouvelle-Calédonie, terre de Nickel
La Nouvelle-Calédonie, par ses réserves de nickel et la mise en production de ses trois projets métallurgiques, devient une puissance minière mondiale. Mais en raison de sa faible population, de l'exceptionnelle biodiversité de son milieu naturel, de la polarisation excessive de son économie et de la volatilité du cours du nickel, ce pays d'outre-mer doit relever le formidable défi du développement durable. Il lui reste à mettre en oeuvre un schéma industriel pour accompagner son processus d'émancipation et de rééquilibrage socio-économique et dans le respect de son environnement
Development of a method for recovering rickettsial RNA from infected cells to analyze gene expression profiling of obligate intracellular bacteria.
The Rickettsia genus is composed of Gram-negative bacteria responsible for Typhus and spotted fevers. Because of the limitations imposed by their obligate intracellular location, the molecular mechanisms responsible for their pathogenicity remain poorly understood. Several rickettsial genomes are now available, thus providing the foundation for a new era of post-genomic research. Here, using Rickettsia conorii as model, we developed a suitable method for microarray-based transcriptome analysis of rickettsiae. Total RNA was extracted from infected Vero cells using a protocol preserving its integrity, as observed by Bioanalyzer (Agilent) profiles. By a subtractive hybridization method, the samples were subsequently depleted of eukaryotic RNA that represents up to 90% of the whole extract and that hampers fluorochrome labeling of rickettsial nucleic acids. To obtain the amount of material required for microarray hybridization, the bacterial RNA was then amplified using random primers. Hybridizations were carried out on microarrays specific for R. conorii but containing a limited number of selected targets. Our results show that this method yielded reproducible signals. Transcriptional changes observed following exposure of R. conorii to a nutrient stress were verified by real-time quantitative PCR and by quantitative reverse transcription PCR starting from amplified cDNA and total RNA as templates, respectively. We conclude that this approach has great potential for the study of mechanisms behind the virulence and intracellular survival of members of the genus Rickettsia
A highly virulent variant of HIV-1 circulating in the Netherlands
We discovered a highly virulent variant of subtype-B HIV-1 in the Netherlands. One hundred nine individuals with this variant had a 0.54 to 0.74 log
10
increase (i.e., a ~3.5-fold to 5.5-fold increase) in viral load compared with, and exhibited CD4 cell decline twice as fast as, 6604 individuals with other subtype-B strains. Without treatment, advanced HIV—CD4 cell counts below 350 cells per cubic millimeter, with long-term clinical consequences—is expected to be reached, on average, 9 months after diagnosis for individuals in their thirties with this variant. Age, sex, suspected mode of transmission, and place of birth for the aforementioned 109 individuals were typical for HIV-positive people in the Netherlands, which suggests that the increased virulence is attributable to the viral strain. Genetic sequence analysis suggests that this variant arose in the 1990s from de novo mutation, not recombination, with increased transmissibility and an unfamiliar molecular mechanism of virulence.
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A highly virulent variant of HIV-1 circulating in the Netherlands
We discovered a highly virulent variant of subtype-B HIV-1 in the Netherlands. One hundred nine individuals with this variant had a 0.54 to 0.74 log10 increase (i.e., a ~3.5-fold to 5.5-fold increase) in viral load compared with, and exhibited CD4 cell decline twice as fast as, 6604 individuals with other subtype-B strains. Without treatment, advanced HIV-CD4 cell counts below 350 cells per cubic millimeter, with long-term clinical consequences-is expected to be reached, on average, 9 months after diagnosis for individuals in their thirties with this variant. Age, sex, suspected mode of transmission, and place of birth for the aforementioned 109 individuals were typical for HIV-positive people in the Netherlands, which suggests that the increased virulence is attributable to the viral strain. Genetic sequence analysis suggests that this variant arose in the 1990s from de novo mutation, not recombination, with increased transmissibility and an unfamiliar molecular mechanism of virulence
