Biotech Week back issues from March 2009:
New apoptosis data have been reported by researchers at Cleveland Clinic.
Mar 04, 2009 ... "Transforming growth factor beta (TGF beta) regulates essential cellular functions such as cellular proliferation, differentiation and apoptosis. Multiple apoptotic mediators and signaling pathways have been implicated in TGF beta-induced apoptosis," researchers in the United States report ...
New atrial fibrillation study findings recently were published by researchers at University of Michigan.(Report)
Mar 04, 2009 ... According to recent research from the United States, "Spectral analysis identifies Localized sites of high-frequency activity during atrial fibrillation (AF). This study sought to determine the effectiveness of using real-time dominant frequency (DF) mapping for radio-frequency ablation of ...
University Hospital publishes research in atrial fibrillation.
Mar 04, 2009 ... According to a study from Geneva, Switzerland, "A 19-year-old girl was referred to our cardiology department for catheter ablation (isolation of the pulmonary veins) of paroxysmal atrial fibrillation (AF). The diagnosis was made upon a 12-lead ECG of the arrhythmia documented in the ...
Studies from St. Antonius Hospital have provided new information about atrial myxoma.
Mar 04, 2009 ... According to recent research from Netherlands, "Left atrial myxomas are benign, slow-growing primary cardiac tumors. They present with gradual onset of one or more of a triad of obstructive, embolic, or constitutional symptoms." "Transesophageal echocardiography aids in the ...
Reports outline atrioventricular septal defects study findings from University of London, Imperial College.(Report)
Mar 04, 2009 ... According to a study from London, the United Kingdom, "Atrioventricular septal defect with only a ventricular component of septal deficiency is the least common of the various forms of this malformation. We reviewed its morphology in heart specimens and compared our findings with the other ...
University of Zurich details research in atrophy.
Mar 04, 2009 ... "Skeletal muscle atrophy and fatty infiltration develop after tendon tearing. The extent of atrophy serves as one prognostic factor for the outcome of surgical repair of rotator cuff tendon tears," scientists in Zurich, Switzerland report (see also Atrophy). "We asked whether ...
Researchers from New York University publish new studies and findings in the area of attention deficit hyperactivity disorder.
Mar 04, 2009 ... "This randomized. double-blind. placebo-controlled, 6-month trial examined the efficacy and safety of once-daily morning-dosed atomoxetine in adult patients with attention -deficit/hyperactivity disorder (ADHD) and the efficacy of atomoxetine in ameliorating symptoms through the evening ...
Research from University of Virginia broadens understanding of autograft.
Mar 04, 2009 ... "Femoral and tibial tunnel widening following ACL reconstruction using hamstring autograft has been described. Greater tunnel widening has been reported with suspensory fixation systems," investigators in the United States report (see also Autograft). "We hypothesized that ...
Study findings from J.O. Bohm et al provide new insights into autograft.
Mar 04, 2009 ... According to recent research from Stuttgart, Germany, "Although the Ross operation requires double-valve replacement for aortic valve pathology, it is the only autologous, aortic valve replacement available. We report a single-unit's 11-year experience." "Before August 2006, ...
Data from University of Birmingham advance knowledge in autoimmune disease.(Report)
Mar 04, 2009 ... According to a study from Birmingham, the United Kingdom, "The CTLA-4 pathway is recognized as a major immune inhibitory axis and is a key therapeutic target for augmenting antitumor immunity or curbing autoimmunity. CTLA-4-deficient mice provide the archetypal example of dysregulated ...
New autoimmune disease study findings recently were reported by researchers at Washington University, Medical Department.
Mar 04, 2009 ... "Alloimmunity to mismatched donor HLA-Ags and autoimmunity to self-Ags have been hypothesized to play an important role in immunopathogenesis of chronic rejection of transplanted organs. However, it is not known what role, if any, alloimmune response plays in inducing autoimmunity," ...
Research on autoimmune disease published by C.H. Cha et al.
Mar 04, 2009 ... "We compared the TEST 1 (Alifax, Padova, Italy) and Westergren methods of measuring the erythrocyte sedimentation rate (ESR) to assess inflammation. The ESR was measured by both methods in 154 blood samples from patients with malignancy (n 69), autoimmune disease (n = 44), or infection (17 ...
Scientists at Mayo Clinic report research in autoimmune pancreatitis.
Mar 04, 2009 ... "The purpose of this article is to discuss the systemic nature of autoimmune pancreatitis and its various pancreatic and extrapancreatic imaging findings," scientists in the United States report (see also Autoimmune Pancreatitis). "Autoimmune pancreatitis is a systemic disease ...
New autoimmune thyroiditis research from C.Y. Chen and co-researchers described.
Mar 04, 2009 ... According to a study from the United States, "Hashimoto thyroiditis can be partially reproduced in mice by immunization with thyroglobulin or, more recently, thyroperoxidase. This experimental autoimmune thyroiditis (EAT) model has been extensively characterized during early disease phases ...
Studies from University of South Carolina, Medical Department reveal new findings on back pain.(Report)
Mar 04, 2009 ... According to recent research from the United States, "Prospective, repeated measures obtained under treatment and control conditions. The purposes of this study were to provide preliminary evidence regarding the immediate change in the diffusion of water in the nuclear region of normal and ...
New bacterial infections study results from Charite University described.
Mar 04, 2009 ... "Mast cells are known to be important effector cells in innate immune responses to bacterial infections. However, up to now, neither the mechanisms nor the relevance of mast cell degranulation in innate skin immune responses to bacteria have been adequately addressed," researchers in ...
Research reports from R. Singh and co-authors provide new insights into barrett esophagus.
Mar 04, 2009 ... In this recently published article, scientists in Australia conducted a study "To evaluate whether there is any appreciable difference in imaging characteristics between high-resolution magnification white-light endoscopy (WLE-Z) and narrow-band imaging (NBI-Z) in Barrett's oesophagus ...
Recent findings from Taichung Veterans General Hospital highlight research in Bartter syndrome.
Mar 04, 2009 ... According to recent research from Taichung, Taiwan, "Acquired Bartter-like syndrome, albeit rare, has not been reported to be associated with sarcoidosis. We describe the case of a 32-year-old male patient who presented with progressive muscular weakness of both lower extremities." ...
Data from Tufts University provide new insights into behavior.
Mar 04, 2009 ... "Polistes wasps engage in many behavioral interactions. Although there has been debate over the meaning of these interactions, these stereotypical behaviors can be used to determine a colony's linear dominance hierarchy," researchers in the United States report (see also Behavior). ...
Data on behavior detailed by A.B. Deguzman and co-authors.(Report)
Mar 04, 2009 ... According to recent research from Manila, Philippines, "Caring, as a universal human phenomenon, should permeate elementary, secondary and tertiary level instruction. The practice of leaching, especially at the tertiary level, is not only substantial and procedural but relational as well." ...
Findings from Middle East Technical University broaden understanding of behavior.(Report)
Mar 04, 2009 ... According to a study from Ankara, Turkey, "The purpose of this study was to examine the effects of a 12-wk. physical activity intervention, based on conceptual discussions and practices of a social cognitive theory on health-promoting behaviors of 62 university students." "The ...
Findings in behavior reported from Hiroshima University.
Mar 04, 2009 ... According to recent research from Japan, "To represent heterogeneous group decision-making mechanisms in choice behavior, this paper attempts to develop a new household discrete choice model by integrating different types of household choice models based on latent class modeling approach ...
Investigators at University of Nevada target behavior.
Mar 04, 2009 ... According to a study from the United States, "Analogical reasoning is an important component of intelligent behavior, and it key test of any approach to human language and cognition. Only a limited amount of empirical work has been conducted from a behavior analytic point of view, most of ...
New behavior data have been reported by researchers at University of Idaho.(Report)
Mar 04, 2009 ... According to a study from the United States, "This study used constructs from the theory of planned behavior and protection motivation theory, along with past experience, to predict wildland-interface homeowners' willingness to implement defensible space and their interest in a ...
New behavior findings from C. Figuieres and co-authors described.
Mar 04, 2009 ... "This paper contributes to the understanding of economic strategic behaviors in inter-temporal settings," investigators in Montpellier, France report (see also Behavior). "Comparing the MPE and the OLNE of a widely used class of differential games it is shown: (i) what ...
New behavior research from Drexel University described.
Mar 04, 2009 ... According to recent research from the United States, "AC electrokinetics is rapidly becoming a foundational tool for lab-on-a-chip systems due to its versatility and the simplicity of the components capable of generating them. Predicting the behavior of fluids and particles under ...
New behavior research from E. Archtirado and co-researchers described.
Mar 04, 2009 ... According to recent research published in the Journal of Voice, "Paralysis of the left vocal chord is frequent in human clinical practice; because of its anatomic similarity with human. the guinea pig might be a suitable biological model to analyze the phoniatric behavior in denerved ...
New findings from Curtin University of Technology in the area of behavior described.
Mar 04, 2009 ... "We monitored changes in self-reported knowledge, attitudes, and behaviors regarding fruit and vegetable consumption in Western Australia prior to and after a healthful-eating campaign. We obtained telephone survey data from 2854 adults in Perth from Nutrition Monitoring Surveys conducted ...
Report summarizes behavior study findings from National Institutes of Health.
Mar 04, 2009 ... "Hormones are often responsible for synchronizing somatic physiological changes with changes in behavior. Ecdysis (i.e., the shedding of the exoskeleton) in insects has served as a useful model for elucidating the molecular and cellular mechanisms of this synchronization, and has provided ...
Reports summarize behavior study results from University of Oregon.(Report)
Mar 04, 2009 ... "This study evaluates the effectiveness of a function-based intervention to improve behavior and reading outcomes for Latino English language learners (ELLs). The participants, four Latino ELLs in an elementary school general education setting, were directly observed over a 14-week ...
Research from C.W. Park and co-researchers yields new findings on behavior.(Report)
Mar 04, 2009 ... According to recent research published in the journal IEEE Transactions on Engineering Management, "An individual's reluctance to report the actual status of a troubled project has recently received research attention as all important contributor to project failure. While there are a ...
Research from Columbia University provides new data on behavior.
Mar 04, 2009 ... According to recent research published in the journal Nature Neuroscience, "The prion protein PrPC is infamous for its role in disease, but its normal physiological function remains unknown. Here we found a previously unknown behavioral phenotype of Prnp(-/-) mice in an odor-guided task." ...
Research from University of Pittsburgh yields new findings on behavior.
Mar 04, 2009 ... "Forty-six patients (36 male, mean age 11.9 +/- A 2.6) with a variety of diagnoses and with significant aggressive behavior were treated in an open, non-randomized fashion with Aripiprazole or Ziprasidone. Patients were diagnosed with the Mini International Neuropsychiatric Interview and ...
Research on behavior reported by D.K. Malone et al.(Report)
Mar 04, 2009 ... "Homeless adults with serious mental illnesses and chronic substance abuse problems have few housing options, a problem compounded when a criminal background is present. This study compared the criminal backgrounds and other characteristics of homeless individuals who succeeded in housing ...
Research results from University of Amsterdam update knowledge of behavior.(Report)
Mar 04, 2009 ... According to a study from Amsterdam, Netherlands, "Recent functional neuroimaging evidence suggests a bottleneck between learning new information and remembering old information. In two behavioral experiments and one functional MRI (fMRI) experiment, we tested the hypothesis that learning ...
Research results from University of Tokyo, Medical Department update understanding of behavior.
Mar 04, 2009 ... "Our voluntary behaviors are thought to be controlled by top-down signals from the prefrontal cortex that modulate neural processing in the posterior cortices according to the behavioral goal. However, we have insufficient evidence for the causal effect of the top-down signals," ...
Researchers from William Paterson University report details of new studies and findings in the area of behavior.
Mar 04, 2009 ... "Evolutionary co-option of existing structures for new functions is a powerful yet understudied mechanism for generating novelty. Trap-jaw ants of the predatory genus Odontomachus are capable of some of the fastest self-propelled appendage movements ever recorded; their devastating strikes ...
Studies from University of Bonn reveal new findings on behavior.(Report)
Mar 04, 2009 ... According to a study from Bonn, Germany, "Luft S, Keilig L, JAger A, Bourauel C The number of bracket systems for orthodontic therapy increases significantly. One major concern of newly developed orthodontic devices is aspects of corrosion and biocompatibility." "In this study, ...
Study data from Hiroshima University update knowledge of behavior.
Mar 04, 2009 ... "Even though the importance of representing group decision-making mechanisms of household behavior has been recognized since the 1980s in the context of the activity-based approach, studies about group behavior in transportation are relatively new and consequently limited, compared with ...
Study findings from W.C. Tsai et al broaden understanding of behavior.(Report)
Mar 04, 2009 ... "Past leadership research has demonstrated that transformational leadership has a positive effect on employee task performance and helping coworker behavior. However, among the research on the mediating mechanisms linking transformational leadership and employee work outcomes, little has ...
Data on biochemistry published by M. Erthal and colleagues.
Mar 04, 2009 ... "The production of enzymes and the colonization of leaves by Leucoagaricus gongylophorus were investigated to further understand the digestive interactions of leaf-cutting ant colonies. The enzymes detected were indicative of a saprophytic origin of this fungus, producing all the enzymes ...
Data on biochemistry published by researchers at McMaster University.
Mar 04, 2009 ... According to a study from Hamilton, Canada, "Dietary fatty acid composition, particularly polyunsaturated fatty acids, can affect both genetic and non-genetic regulatory mechanisms of carnitine palmitoyltransferase (CPT) I, the main regulatory enzyme of mitochondrial fatty acid oxidation ....
New biochemistry study findings reported from McNeese State University.(Report)
Mar 04, 2009 ... According to recent research from the United States, "This study was conducted to characterize the production of superoxide ions by leukocytes in whole blood of the American alligator (Alligator mississippiensis). We used WST-1, a tetrazolium salt which can be reduced to a water-soluble ...
New findings from University of Bari describe advances in biochemistry.
Mar 04, 2009 ... According to a study from Bari, Italy, "Various enzymes are known to be involved in melanin biosynthesis, but the key role appertains to tyrosinase. In amphibians this enzyme displays peculiar characteristics: i) it requires an activation process; ii) its level of enzymatic activity in the ...
Reports by O. Saele and co-researchers describe recent advances in biochemistry.(Report)
Mar 04, 2009 ... According to recent research from Bergen, Norway, "To obtain reliable relative qPCR data in developing fish larvae. stable reference genes have to be found. This study is focused on finding good candidates for normalization of qPCR data for ontogenetic studies of Atlantic cod." ...
Research from K.Y. Kim and co-authors provides new data about biochemistry.
Mar 04, 2009 ... "We isolated and characterized the full-length cDNA sequences of nine apolipoproteins (apoA-I-1, apoA-I-2, apoA-IV, apoE-1, apoE-2, apoC-I, apoC-II, apo-14 kDa, and apoM) in the Korean spotted barbel Hemibarbus mylodon (Teleostei: Cypriniformes), an endangered fish species. Nucleotide ...
Research from McGill University broadens understanding of biochemistry.(Report)
Mar 04, 2009 ... "Bai X, Dinghong Q, Miao D, Goltzman D, Karaplis AC. Klotho ablation converts the biochemical and skeletal alterations in FGF23 (R176Q) transgenic mice to a Klotho-deficient phenotype," scientists in Montreal, Canada report (see also Biochemistry). "Am J Physiol Endocrinol Metab ...
Research from V. Prabhakar and co-researchers in the area of biochemistry published.(Report)
Mar 04, 2009 ... "Chondroitin lyases (or chondroitinases) are a family of enzymes that depolymerize chondroitin sulfate (CS) and dermatan sulfate (DS) galactosaminoglycans, which have gained prominence as important players in central nervous system biology. Two distinct chondroitinase ABC enzymes, cABCI ...
Scientists at University of Bayreuth release new data on biochemistry.
Mar 04, 2009 ... "Phenotypic plasticity may allow an organism to adjust its phenotype to environmental needs. However, little is known about environmental effects on offspring biochemical composition and turnover rates, including energy budgets and developmental costs," scientists in Bayreuth, Germany ...
Findings from D.R. Nielsen and co-authors broaden understanding of bioengineering.
Mar 04, 2009 ... According to a study from the United States, "Polymeric resins with high n-butanol adsorption affinities were identified from a candidate pool of commercially available materials representing a wide array of physical and chemical properties. Resin hydrophobicity, which was dictated by the ...
New bioengineering study findings have been published by B. Brehmer and colleagues.
Mar 04, 2009 ... "The biofuel ethanol is currently being produced in large quantities from corn in the US and from wheat in the EU and further capacity expansion is expected. Relying on the so-called 1 st generation technology, only the starch contained in the edible portion of the crops (ears/grains) is ...
New bioengineering study results reported from G.E. Nilsson et al.
Mar 04, 2009 ... According to a study from Sweden, "Tissue Viability Imaging (TiVi) is a new bioengineering technology intended for remote two-dimensional mapping of skin red blood cell concentration (RBCconc). Before use in the laboratory, work-site and dermatology clinic, critical performance parameters ...
Recent findings from Catholic University highlight research in bioengineering.(Report)
Mar 04, 2009 ... "Caspase-3, a key molecule in apoptosis, has been extensively studied in cell culture system; however, it has been less well characterized in vivo because certain mediators are required for the proteolytic activation of effector caspases, including caspase-3. In this study, various forms ...
Reports outline bioengineering study results from University of California.
Mar 04, 2009 ... "The sensitivity of a conceptual model of a foam emulsion bioreactor (FEBR) used for the control of toluene vapors in air was examined," investigators in the United States report (see also Bioengineering). "Model parametric sensitivity studies showed which parameters affect the ...
Reports summarize bioengineering study results from Department of Agriculture.
Mar 04, 2009 ... "Pichia stipitis NRRL Y-7124 is one of the natural yeasts best able to utilize biomass because it is able to ferment hexoses and the pentose, xylose, to economically recoverable concentrations of ethanol. To test the impact of Culture conditions on inhibitor tolerance, inhibitors were ...
Research from Arizona State University has provided new information about bioengineering.
Mar 04, 2009 ... "We first constructed full stoichiometry, including cell synthesis, for glucose mixed-acid fermentation at different initial substrate concentrations (0.8-6 g-glucose/L) and pH conditions (final pH 4.0-8.6), based on experimentally determined electron-equivalent balances. The fermentative ...
Research results from RIKEN update understanding of bioengineering.
Mar 04, 2009 ... "The photo-immobilization technique is useful for immobilization of various biomolecules on assorted material surfaces, independent of the organic functional groups that may be present. Here, we report a convenient new photo-immobilization technique that was developed by combining a ...
Research results from University of California update understanding of bioengineering.
Mar 04, 2009 ... According to recent research published in the journal Biotechnology and Bioengineering, "Agrobacterium-mediated gene transfer, or agroinfiltration, can be a highly efficient method for transforming and inducing transient transgene expression In plant tissue. The technique uses the innate ...
Studies from Army provide new data on bioengineering.
Mar 04, 2009 ... "Complex duodenal injury remains it challenging problem for the trauma surgeon. Although primary repair of small injuries is often possible, extensive damage requires complex enteric reconstruction and drainage procedures," investigators in the United States report (see also ...
Studies from G.J. Dumsday and co-authors have provided new information about bioengineering.
Mar 04, 2009 ... According to recent research published in the journal Biotechnology and Bioengineering, "Arising from the requirement for discovery of novel biocatalysts with unusual properties, a process was developed which uniquely combines aspects of continuous culture with the measurement of oxygen ...
Studies in the area of bioengineering reported from Sahlgrenska University.
Mar 04, 2009 ... According to recent research from Gothenburg, Sweden, "The 20-year data from the ongoing long-term study of the St Jude Medical Biocor (St Jude Medical, St Paul, Minn) porcine bioprosthesis are reported. Earlier follow-ups have shown that the valve has excellent durability." ...
Study data from Ohio State University update knowledge of bioengineering.
Mar 04, 2009 ... According to recent research from the United States, "Highly efficient antibody immobilization is extremely crucial for the development of high-performance polymeric microdevices for enzyme-linked immunosorbent assay (ELISA). In this article, a site-selective tyrosinase (TR)-catalyzed ...
Study results from University of California broaden understanding of bioengineering.
Mar 04, 2009 ... According to recent research from the United States, "A high-throughput on-chip imaging platform that can rapidly monitor and characterize various cell types within a heterogeneous solution over a depth-of-field of similar to 4 mm and a field-of-view of similar to 10 cm(2) is introduced ....
University of Pittsburgh reports research in bioengineering.
Mar 04, 2009 ... "Addition of hydroxylamine (NH2OH) to autotrophic biomass in nitrifying bioreactors affected the activity, physical structure, and microbial ecology of nitrifying aggregates. When NH2OH is added to nitrifying cultures in 6-h batch experiments, the initial NH3-N uptake rates were ...
Studies from Ohio University, Medical Department further understanding of biomechanics.(Report)
Mar 04, 2009 ... "The goal of this study is to clarify the functional and biomechanical relationship between jaw morphology and in vivo masticatory loading in selenodont artiodactyls. We compare in vivo strains from the mandibular corpus of goats and alpacas to predicted strain patterns derived from ...