Science Letter articles from September 2008

Science Letter archives from September 2008

'AFRICAN GIRL': New Novel Follows Trials and Tribulations of Young Girl and Her Famous Friends.
September 2, 2008... What happens when Nelson Mandela, Abraham Lincoln and the Pope meet? Find out in "AFRICAN GIRL" (published by AuthorHouse - http://www.authorhouse.com/), the debut novel by teenage author R.R. Pravin (see also AuthorHouse). Teenager Lea...

New Book Explores Life, Love from Perspective of Black American.
September 2, 2008... "They say that if you write about events in your life that are beyond your control... it helps to make them bearable," Malik Aziz writes in the foreword to his new book. "Well, I wrote this brief piece about the one thing I could not control...

Office of the Comptroller of the Currency Sides With Banks Against Consumers on Credit Card Reform Proposal.
September 2, 2008... The Office of Comptroller of the Currency (OCC) is urging the Federal Reserve Board and other federal regulators to water down a proposed set of rules that would prohibit banks from engaging in certain unfair and deceptive credit card lending...

Fitch: U.S. Muni Surveillance: Commerce, TX Aff'd at 'A'; Outlook Stable.
September 2, 2008... In the course of routine surveillance, Fitch affirms the 'A' rating on Commerce, Texas's approximately $7.9 million in outstanding general obligation (GO) bonds and $1.9 million in outstanding certificates of obligation (CO) bonds. The Rating...

GeneLink Responds to Lawsuit.(Report)
September 2, 2008... On August 18, 2008, GeneLink, Inc. (OTCBB:GNLK.OB), a leading consumer genomics biotech company, filed its Quarterly Report on Form 10-Q for the Period Ended June 30, 2008 (the "Report"). The Report was delayed to allow the Company to review...

MESA International Announces New SOA Track at Plant-To-Enterprise Conference and SOA in Manufacturing Guidebook.(Conference news)
September 2, 2008... The Manufacturing Enterprise Solutions Association, MESA International, announced that it has added a new track on industrial Service Oriented Architecture (SOA) to its Annual Plant-To-Enterprise Conference: Delivering on Strategies, which will...

Military Spouse of the Year Award Now Accepting Nominations.
September 2, 2008... Military Spouse magazine (MSM) announced that it is now accepting nominations for its 2009 Military Spouse of the Year (MSOY) award, sponsored by USAA. The MSOY honoree represents the millions of military spouses who are unsung heroes...

Sociedad de Inversiones Pampa Calichera S.A. Reports Earnings for the First Six Months of 2008.(Financial report)
September 2, 2008... Sociedad de Inversiones Pampa Calichera S.A. ("Calichera") (Santiago Stock Exchange: CALICHERAA, CALICHARAB) reported earnings for the first six months of 2008, which reached US$59.17 million (US$ 0.040 per share), 258.4% higher than the US$...

Channel Insider and Amazon Consulting Form Strategic Partnership.
September 2, 2008... Channel Insider, a multimedia suite of IT reseller news and market intelligence published by Ziff Davis Enterprise, and Amazon Consulting, the leading channel consulting and professional services company, have entered into an exclusive...

New african studies data have been reported by scientists at University of Manitoba.
September 2, 2008... "This paper revisits the issue of aid effectiveness in Africa by examining the effect of aid on growth. Historically, Africa's development context appears to be an aid-dependent one, and with the New Partnership for Africa's Development (NEPAD)...

Research on african studies detailed by A. Geda and co-authors.(Report)
September 2, 2008... According to a study from Addis Ababa, Ethiopia, "In this paper, we address two major questions. First, the question of whether China and India are displacing the African manufacturing export from the third market." "Second, whether there...

Scientists at University of Antwerp describe research in african studies.
September 2, 2008... According to recent research from Antwerp, Belgium, "During the 1990s, the Zambian economy underwent major structural adjustments. This paper presents an application of a recently proposed poverty decomposition that attributes changes in...

Research from Campinas State University, Medical Department provides new data about analytical cytology.
September 2, 2008... "To investigate whether preprocessing of digitized images can improve the image analysis of chromatin of cytologic preparations using Fast Fourier Transformation (FFT). In a preprocessing step the nuclear borders of the segmented nuclei were...

New antioxidants and redox signaling study findings have been reported by researchers at University of Zurich.
September 2, 2008... According to recent research from Zurich, Switzerland, "Hemoglobin (Hb) released into the circulation during hemolysis and chemically modified Hb proposed for use as oxygen therapeutics exert toxic effects that are partially attributable to...

Research on antioxidants and redox signaling detailed by scientists at Johann Wolfgang Goethe University.
September 2, 2008... According to recent research from Mainz, Germany, "Chronic nitroglycerin treatment results in development of nitrate tolerance associated with endothelial dysfunction (ED). We sought to clarify how mitochondria-and NADPH oxidase (Nox)-derived...

Data from University of Wisconsin, Department of Agriculture advance knowledge in applied genetics.
September 2, 2008... According to recent research published in the journal Theoretical and Applied Genetics, "The three genomes of cucumber show different modes of transmission, nuclear DNA bi-parentally, plastid DNA maternally, and mitochondrial DNA paternally....

Findings from I. Oumar et al in applied genetics reported.(Report)
September 2, 2008... According to a study from Montpellier, France, "During the last 12,000 years, different cultures around the world have domesticated cereal crops. Several studies investigated the evolutionary history and domestication of cereals such as wheat...

Findings in applied genetics reported from S. Vezzulli and co-researchers.
September 2, 2008... "We have developed an integrated map from five elite cultivars of Vitis vinifera L.; Syrah, Pinot Noir, Grenache, Cabernet Sauvignon and Riesling which are parents of three segregating populations. A new source of markers, SNPs, identified in...

New applied genetics findings from P. Somta and co-authors described.
September 2, 2008... "Azuki bean breeders have long been interested in producing azuki bean [Vigna angularis (Willd.) Ohwi & Ohashi] varieties with bruchid resistance. A new bruchid (Callosobruchus spp.) resistance source was found in V. nepalensis Tateishi &...

Reports by H.X. Xu and co-researchers describe recent advances in applied genetics.
September 2, 2008... "Triticum monococcum accession TA2026 showed resistance to wheat powdery mildew. To identify the resistance gene and transfer it to common wheat, genetic analysis and molecular mapping were conducted using an F-2 population and derived F-3...

Research from J.L. Cuthbert and co-researchers in the area of applied genetics described.
September 2, 2008... "An F-1 derived doubled haploid (DH) population of 402 lines from the adapted spring wheat cross Superb (high yielding)/BW278 (low yielding) was developed to identify quantitative trait loci (QTL) associated with yield and yield components. A...

Research from X.Y. Zhang et al has provided new information about applied genetics.
September 2, 2008... "Common beans were introduced from the Americas to China over 400 years ago and presently constitute an important export crop in many areas of the country. Evaluation of the genetic diversity present in Chinese accessions of common beans is...

Research on applied genetics described by J.B. Pierre and colleagues.(Report)
September 2, 2008... "Adaptation to the environment and reproduction are dependent on the date of flowering in the season. The objectives of this paper were to evaluate the effect of photoperiod on flowering date of the model species for legume crops, Medicago...

Research reports on applied genetics from A. Garcia and colleagues provide new insights.
September 2, 2008... According to recent research from Brazil, "Soybean production in South and North America has recently been threatened by the widespread dissemination of soybean rust (SBR) caused by the fungus Phakopsora pachyrhizi. Currently, chemical spray...

Scientists at University of Massachusetts target applied genetics.
September 2, 2008... According to a study from the United States, "Ryegrass (Lolium spp.) is among the most important forage crops in Europe and Australia and is also a popular turfgrass in North America. Previous genetic analysis based on a three-generation...

Studies from Department of Agriculture further understanding of applied genetics.
September 2, 2008... "The Rc locus regulates pigmentation of the rice bran layer, and selection for the rc allele (white pericarp) occurred during domestication of the crop. White bran is now ubiquitous among cultivated varieties throughout rice growing regions of...

Studies from P. Barret et al have provided new data on applied genetics.(Report)
September 2, 2008... "In flowering plants, double fertilization occurs when the egg cell and the central cell are each fertilized by one sperm cell. In maize, some lines produce pollen capable of inducing in situ gynogenesis thereby leading to maternal haploids...

Studies from University of Hohenheim update current data on applied genetics.
September 2, 2008... According to recent research from Stuttgart, Germany, "Genetic diversity of elite breeding material can be increased by introgression of exotic germplasm to ensure long-term selection response. The objective of our study was to develop and...

Studies from University of Nairobi add new findings in the area of applied genetics.(Report)
September 2, 2008... According to recent research from Nairobi, Kenya, "Early-maturing cultivars of soybean [Glycine max (L.) Merr.] native to the shores of the Sea of Okhotsk (Sakhalin and Kuril Islands) and eastern Hokkaido (northern Japan) have a strong tendency...

Study results from Department of Agriculture provide new insights into applied genetics.
September 2, 2008... According to a study from the United States, "Brachypodium distachyon is being developed as a model system to study temperate cereals and forage grasses. We have begun to investigate its utility to understand seed development and grain filling...

Research data from L.L. Hunter and colleagues update understanding of audiology.
September 2, 2008... According to a study from the United States, "Wideband middle ear power (WMEP) measurement is a method of middle ear analysis that may provide improved diagnostic capability over single-frequency tympanometry. However, normative data,...

Research from E.G. Piker et al has provided new information about audiology.
September 2, 2008... "Factors such as anxiety, depression, somatic awareness, autonomic symptoms, and differences in coping strategies are known to affect dizziness handicap. We studied these factors in 63 consecutive ''dizzy'' patients," scientists in the United...

Scientists at Arizona State University publish new data on audiology.
September 2, 2008... "Changes in hearing thresholds over a 10-year period in a large population of older adults (2130) ranging in age from 48 to 92 years were documented. Pure-tone thresholds at frequencies from 0.5 to 8 kHz were evaluated at a baseline examination...

Study data from K.C. Wagener et al provide new insights into audiology.
September 2, 2008... According to recent research from Oldenburg, Germany, "This article investigates the different acoustic signals that hearing aid users are exposed to in their everyday environment. Binaural microphone signals from recording positions close to...

Recent findings from University of Melbourne highlight research in biochemistry.
September 2, 2008... According to a study from Melbourne, Australia, "To begin biochemical and molecular studies on the biosynthesis of the type II arabinogalactan chains on arabinogalactan-proteins (AGPs), we adopted a bioinformatic approach to identify and...

Studies from N. Ioannidis et al add new findings in the area of biochemistry.
September 2, 2008... "The O-2-evolving complex of photosystem II, Mn4Ca, cycles through five oxidation states, S-0,..., S-4, during its catalytic function, which involves the gradual abstraction of four electrons and four protons from two bound water molecules. The...

Data on biophysics described by researchers at Technical University of Munich.
September 2, 2008... "The dynamics of proteins are often studied by means of quasielastic neutron scattering (QENS), for example by time-of-flight methods. The spatial dimensions (10-20 nm) present in protein solutions are accessible by neutron scattering,"...

Findings from G. Schiro and co-authors provide new insights into biophysics.
September 2, 2008... "In this work we study the effect of hydration on the dynamics of a protein in confined geometry, i.e. encapsulated in a porous silica matrix. Using elastic neutron scattering we investigate the temperature dependence of the mean square...

Investigators at University of British Columbia target biophysics.(Report)
September 2, 2008... According to recent research published in the European Biophysics Journal with Biophysics Letters, "Interactions between plasma membrane-associated proteins on interacting cells are critical for many important biological processes. Few...

New biophysics research from J. Pencer and co-researchers described.(Report)
September 2, 2008... "An interdependence between local curvature and domain formation has been observed in both cell and model membranes. An implication of this observation is that domain formation in model membranes may be modulated by membrane curvature,"...

Research results from University of Berlin update understanding of biophysics.
September 2, 2008... According to a study from Berlin, Germany, "The effect of hydration on protein dynamics in photosystem II (PS II) membrane fragments from spinach has been investigated by using the method of quasielastic neutron scattering (QENS) at room...

Studies from S. Combet et al further understanding of biophysics.
September 2, 2008... "Excitation energy transfer (EET) in light-harvesting antennae is a highly efficient key event in photosynthesis, where light-induced dynamics of the antenna pigment-protein complexes may play a functional role. So far, however, the...

Study data from R.A. Russell et al provide new insights into biophysics.
September 2, 2008... "The cultivation of microorganisms on deuterated substrates has allowed us to control deuterium incorporation into biopolymer systems which is important for characterisation using neutron scattering techniques," scientists writing in the...

Investigators at University of Freiburg publish new data on cell biology.
September 2, 2008... "Axis formation is one of the earliest patterning events in plant and animal embryogenesis. In Arabidopsis, the main axis of the embryo is evident at the asymmetric division of the zygote into a small, embryonic apical cell and a large...

New cell biology study findings have been reported from Stanford University, Medical Department.
September 2, 2008... According to recent research from the United States, "Acquisition of planar cell polarity (PCP) in epithelia involves intercellular communication, during which cells align their polarity with that of their neighbors. The transmembrane proteins...

Research from B.D. Gregory et al has provided new information about cell biology.
September 2, 2008... "MicroRNAs (miRNAs) and small interfering RNAs (siRNAs) are abundant endogenous small RNAs (smRNAs) that control transcript expression through posttranscriptional gene silencing. Here, we show that concomitant loss of XRN4/EIN5, a...

Research from McGill University reveals new findings on cell biology.
September 2, 2008... According to recent research from Montreal, Canada, "BAP31 is an endoplasmic reticulum protein-sorting factor that associates with newly synthesized integral membrane proteins and controls their fate (i.e., egress, retention, survival, or...

Research from R. Basto and co-authors yields new data on cell biology.(Report)
September 2, 2008... According to recent research from Paris, France, "Centrosome amplification is a common feature of many cancer cells, and it has been previously proposed that centrosome amplification can drive genetic instability and so tumorigenesis. To test...

Research from X. Chen and co-researchers in the area of cell biology described.
September 2, 2008... "Transcription factors (TFs) and their specific interactions with targets are crucial for specifying gene-expression programs. To gain insights into the transcriptional regulatory networks in embryonic stem (ES) cells, we use chromatin...

Research reports from University of London, Imperial College provide new insights into cell biology.
September 2, 2008... According to recent research from London, the United Kingdom, "Cells enter senescence, a state of stable proliferative arrest, in response to a variety of cellular stresses, including telomere erosion, DNA damage, and oncogenic signaling, which...

Researchers at National Institutes of Health target cell biology.
September 2, 2008... According to recent research from the United States, "The prevailing view of intra-Golgi transport is cisternal progression, which has a key prediction-that newly arrived cargo exhibits a lag or transit time before exiting the Golgi. Instead,...

Studies by S. Polier and co-authors describe new findings in cell biology.
September 2, 2008... According to recent research from Martinsried, Germany, "Protein folding by Hsp70 is tightly controlled by cochaperones, including J-domain proteins that trigger ATP hydrolysis and nucleotide exchange factors (NEFs) that remove ADP from Hsp70....

Findings from R. Buchireddy and co-researchers advance knowledge in chromatography.
September 2, 2008... According to recent research from Hyderabad, India, "A simple, economic, and time-efficient stability-indicating, reversed-phase high-performance liquid chromatographic method has been developed for analysis of rabeprazole in the presence both...

Investigators at Florida State University release new data on chromatography.
September 2, 2008... "An analyte that is introduced onto a column as a finite band broadens as it moves along the column. This band-broadening is generally attributed to three independent processes, including flow path inequalities, molecular diffusion, and...

New chromatography findings from S. Simon and co-authors described.
September 2, 2008... "A method is described which allows to determine the content of the so-called C-80 tetra-acid molecules (TA) in calcium naphthenate deposits. The method consists of four steps," scientists in Trondheim, Norway report (see also Chromatography)....

New chromatography findings from Sichuan University described.(Report)
September 2, 2008... According to recent research from Chengdu, People's Republic of China, "In this paper, high-speed counter-current chromatography (HSCCC) instruments with different gravitational forces were applied for the separation of bioactive compounds from...

New chromatography study findings have been reported from S. Biedermannbrem et al.
September 2, 2008... According to a study from Zurich, Switzerland, "In 1999, the EU banned the use of certain phthalates as plasticizers for toys and childcare products. To check the plasticizers actually used, in the first half of 2007 toys and childcare articles...

New findings from Central South University in the area of chromatography described.
September 2, 2008... "A method for rapid preparative isolation and screening of antioxidants has been developed by combining preparative HSCCC with on-line radical scavenging detection by use of DPPH center dot (1,1-diphenyl-2-picrylhydrazyl) as model radical. The...

New findings from University of Virginia in the area of chromatography described.
September 2, 2008... According to a study from the United States, "A microchip-based solid-phase extraction method for biological fluid small molecule analysis has been developed. Using a commercially available copolymer packed into a microchip channel, extraction...

Reports outline chromatography research from Hebei Medical University.
September 2, 2008... "A reversed-phase high-performance liquid chromatographic method was developed for the first time to simultaneously determine six major sesquiterpene lactones in Inula britannica L, that is, britannilactone, 1-O-acetylbritannilactone,...

Research from N. Amirshahi and co-researchers provides new data on chromatography.
September 2, 2008... According to recent research from Russia, "To purify the mammalian cell membrane porphyrin binding proteins (PBP), an original affinity chromatographic technique is proposed." "The method is based on the application of an agarose attached...

Research from Y.P. Zhang and co-researchers yields new findings on chromatography.
September 2, 2008... "An LC-MS-MS method was revised and validated for simultaneous determination of icariin and its active metabolite icariside II in human plasma. The analytes and daidzein ( IS) were extracted by liquid-liquid extraction and analyzed by...

Research on chromatography detailed by scientists at Beijing University of Chemical Technology.
September 2, 2008... "Punicalagins are the main ingredients of phenolic compounds in pomegranate (Punica granatum L.) husk. A simple and accurate method for punicalagin analysis based on ethanol extraction and RP-LC using linear gradient of methanol in 0.1% TFA...

Scientists at China Pharmaceutical University publish new data on chromatography.
September 2, 2008... According to a study from Nanjing, People's Republic of China, "For the first time, a validated high-performance liquid chromatographic method with diode-array detection has been developed for discrimination and quality assessment of three...

Scientists at Shanghai Jiao Tong University describe research in chromatography.(Report)
September 2, 2008... "Daidzein (4',7-dihydroxylisoflavone), a water-insoluble isoflavone, is mainly present in leguminous plants. This study was aimed at investigating the absorption characteristics of daidzein across the intestinal membranes," scientists writing...

Studies from Suez Canal University further understanding of chromatography.
September 2, 2008... According to recent research from Ismailia, Egypt, "A liquid chromatographic method has been developed and validated for quantitative analysis of pipenzolate bromide (PP), its hydrolysis products, and phenobarbitone, sodium benzoate, and sodium...

Studies from Wuhan University update current data on chromatography.
September 2, 2008... According to recent research published in the journal Chromatographia, "An ultrasound-assisted headspace liquid microextraction method is presented. The organic solvent droplet is suspended at the bottom of a polychloroprene rubber tube." ...

Study data from H. Kim and co-authors update knowledge of chromatography.
September 2, 2008... "Simple, rapid, accurate, and reproducible gas chromatographic methods were developed for the quantitative determination of PCB 126 in liver and adipose tissues. PCB 126 was extracted from the tissues by homogenizing the former with hexane and...

Study data from University of Franche-Comte provide new insights into chromatography.
September 2, 2008... "In this work, the interaction of memantine with human serum albumin (HSA) immobilized on porous silica particles was studied using a biochromatographic approach. The determination of the enthalpy change at different pH values suggested that...

Study results from China Agricultural University, Medical Department broaden understanding of chromatography.
September 2, 2008... "A simple multi-residue method was developed for the simultaneous determination of abamectin, ivermectin, doramectin, and eprinomectin in rabbit feces," scientists in Beijing, People's Republic of China report (see also Chromatography). ...

Research results from Z.Y. Zheng and colleagues update understanding of colloid science.(Report)
September 2, 2008... According to a study from Beijing, People's Republic of China, "In this paper, cooperative self-assembly (CSA) of colloidal spheres with different sizes was studied. It was found that a complicated jamming effect makes it difficult to achieve...

Findings in cultural anthropology reported from University of Cambridge.
September 2, 2008... "The second Palestinian intifada against Israeli occupation, which began in September 2000, saw Palestinian areas repeatedly invaded and shelled by Israeli forces. A long history of war and targeted cities is told along the thoroughfares of...

Researchers from University of Oklahoma provide details of new studies and findings in the area of cultural anthropology.
September 2, 2008... "Since the 1980s, Mexican leaders have followed other Latin American countries in pursuing neoliberal economic policies designed to stimulate foreign investment, reduce public spending, and promote free trade. Recent studies of indigenous...

Research reports from T. Fokkema and co-authors provide new insights into demographics.
September 2, 2008... According to recent research from Netherlands, "This article uses data from the Labour Force Surveys to examine trends in the living arrangements of European men and women aged 20 to 75 between 1987 and 2002. Some trends, like the decline in...

Researchers from University of Melbourne describe findings in evaluation and program planning.
September 2, 2008... "People invited to participate in an evaluation process will inevitably come from a variety of personal backgrounds and hold different views based on their own lived experience. However, evaluators are in a privileged position because they have...

Research from A. Lobben and co-authors provides new data about geography.
September 2, 2008... "The effects of media and data properties on different methods of cartographic animation are unclear. This is due partially to the focus of previous research as well as the general lack of a conceptual framework for animation," investigators in...

Research on geography reported by scientists at University of Michigan.
September 2, 2008... According to a study from the United States, "A forty-year (1961-2000) climatology of southerly and northerly low-level jets (LLJs) was prepared from twice-daily rawinsonde observations for thirty-six stations in the central United States....

Studies conducted at Kansas State University on geography recently published.
September 2, 2008... According to recent research from the United States, "One of the greatest challenges facing mountain scholars is to separate environmental change caused by human activities from change that would have occurred without human interference....

Investigators at University of Leicester publish new data on human relations.
September 2, 2008... "Smoking was for most of the 20th century a normal part of everyday life in western society, including work organizations. Within a very short space of time it has become much less acceptable in the workplace and, in many countries, banned...

New findings from M.E. Cunha and co-authors in the area of human relations published.
September 2, 2008... "Organizations have, in the past, often been discussed as if they were Cartesian mentalities, planning agendas, learning from doing, processing information, reducing equivocality, mimicking and copying, floating disembodiedly apart from the...

New human relations study findings have been published by scientists at University of Leeds.
September 2, 2008... "This article outlines a critical realist approach to inter-organizational relations and networks. It reviews existing criticisms of the main theoretical contributions within this substantive topic area and argues that most have explained...

New human relations study findings have been reported by researchers at University of Leicester.
September 2, 2008... According to a study from Leicester, the United Kingdom, "This article presents a reading of the place of food in a variety of texts which concern the Mafia. In many organizations, food often seems to be symbolically deployed as a...

Reports summarize human relations study results from M. Driver and co-researchers.
September 2, 2008... "The purpose of this article is to offer new insights on subjectivity in organizations by examining discourses of food and their implications for how the self is constructed and embodied at work," researchers in the United States report (see...

Research from K. Daniels and co-authors yields new data on human relations.
September 2, 2008... "As a model of job design, the demands-control-support model (DCSM) indicates that dynamic processes involving individual agency underpin the effects of job characteristics. Specifically, the DCSM indicates that control and social support...