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https://www.readbyqxmd.com/read/28549373/production-of-a-potential-liquid-plant-bio-stimulant-by-immobilized-piriformospora-indica-in-repeated-batch-fermentation-process
#1
Nikolay Vassilev, Bettina Eichler-Löbermann, Elena Flor-Peregrin, Vanessa Martos, Antonia Reyes, Maria Vassileva
Piriformospora indica, a mycorrhizal-like fungus able to establish associations with roots of a wide range of plants, supporting plant nutrition and increasing plant resistance and tolerance to stress, was shown to solubilise phosphate applied in the form of animal bone char (HABO) in fermentation systems. The process of P solubilisation was caused most likely by proton extrusion and medium pH lowering. The fungal mycelium was successfully immobilized/retained in a polyurethane foam carrier. Further employment of the immobilized mycelium in repeated-batch fermentation process resulted in at least 5 cycles of P solubilization...
December 2017: AMB Express
https://www.readbyqxmd.com/read/28549292/globally-supported-radial-basis-function-based-collocation-method-for-evolution-of-level-set-in-mass-segmentation-using-mammograms
#2
Kanchan Lata Kashyap, Manish Kumar Bajpai, Pritee Khanna
Computer-aided detection systems play an important role for the detection of breast abnormalities using mammograms. Global segmentation of mass in mammograms is a complex process due to low contrast mammogram images, irregular shape of mass, speculated margins, and the presence of intensity variations of pixels. This work presents a new approach for mass detection in mammograms, which is based on the variational level set function. Mesh-free based radial basis function (RBF) collocation approach is employed for the evolution of level set function for segmentation of breast as well as suspicious mass region...
May 15, 2017: Computers in Biology and Medicine
https://www.readbyqxmd.com/read/28549289/identifying-the-source-of-zn-in-soils-around-a-zn-smelter-using-pb-isotope-ratios-and-mineralogical-analysis
#3
Soo-Kyung Jeon, Man Jae Kwon, Jung-Seok Yang, Seunghak Lee
The contribution by anthropogenic sources to abnormally high Zn concentrations in soils with naturally abundant Zn was investigated at a contaminated site surrounding a Zn smelter in eastern Korea. Nineteen soil samples were collected within a 2km radius of the smelter, and analyzed for metal concentrations and Pb isotope ratios using an inductively coupled plasma-optical emission spectrometer and -mass spectrometer, respectively. Higher Zn concentrations in locations closer to the smelter implied that the smelter was the source of the Zn pollution...
May 23, 2017: Science of the Total Environment
https://www.readbyqxmd.com/read/28549283/the-use-of-foot-pumps-compression-devices-in-the-perioperative-management-of-ankle-fractures-systematic-review-of-the-current-literature
#4
REVIEW
Rachel Clarkson, Samer S S Mahmoud, Amar Rangan, William Eardley, Paul Baker
BACKGROUND: Ankle fractures account for 9% of all fractures seen in the United Kingdom. 15,000 of these fractures undergo operative fixation each year. Soft tissue swelling impacts on timing of fixation due to fears of infection and wound dehiscence. The use of arterio-venous foot pumps (AVFP) is increasing in this population although the evidence for their efficacy is unclear. In order to address this, we present an overview of the evidence for AVFP device use following ankle fracture...
March 10, 2017: Foot
https://www.readbyqxmd.com/read/28549277/reliability-of-lower-limb-transcranial-magnetic-stimulation-outcomes-in-the-ipsi-and-contralesional-hemispheres-of-adults-with-chronic-stroke
#5
Louis-David Beaulieu, Hugo Massé-Alarie, Edith Ribot-Ciscar, Cyril Schneider
OBJECTIVE: To investigate the ability of transcranial magnetic stimulation (TMS) outcomes in the chronic stroke population to (i) track individual plastic changes and (ii) detect differences between individuals. To this end, intrarater "test-retest" reliability (relative and absolute) was tested for the ipsilesional and contralesional hemispheres. METHODS: Thirteen participants with a unilateral stroke (≥6months ago) and sensorimotor impairments were enrolled...
May 9, 2017: Clinical Neurophysiology: Official Journal of the International Federation of Clinical Neurophysiology
https://www.readbyqxmd.com/read/28549275/understanding-the-relationships-between-water-quality-recreational-fishing-practices-and-human-health-in-phoenix-arizona
#6
E Pulford, B A Polidoro, M Nation
Across the United States, recreational freshwater fisheries are not only an important leisure activity, but can also provide a relatively inexpensive source of protein in local diets. However, recreational freshwater fisheries are generally not well-monitored in terms of fish consumption vs. catch and release, nor are all recreational surface waters regularly monitored for the presence of potentially harmful contaminants in water or fishes. In six urban lakes that support recreational fisheries in Phoenix, Arizona, a majority of surveyed anglers reported eating recreationally caught fishes, even though they thought the water might be polluted...
May 23, 2017: Journal of Environmental Management
https://www.readbyqxmd.com/read/28549273/body-weight-supported-bedside-treadmill-training-facilitates-ambulation-in-icu-patients-an-interventional-proof-of-concept-study
#7
Juultje Sommers, Denise C Wieferink, Dave A Dongelmans, Frans Nollet, Raoul H H Engelbert, Marike van der Schaaf
PURPOSE: Early mobilisation is advocated to improve recovery of intensive care unit (ICU) survivors. However, severe weakness in combination with tubes, lines and machinery are practical barriers for the implementation of ambulation with critically ill patients. The aim of this study was to explore the feasibility of Body Weight-Supported Treadmill Training (BWSTT) in critically ill patients in the ICU. METHODS: A custom build bedside Body Weight-Supported Treadmill was used and evaluated in medical and surgical patients in the ICU...
May 13, 2017: Journal of Critical Care
https://www.readbyqxmd.com/read/28549221/preventing-underfeeding-and-overfeeding-a-clinician-s-guide-to-the-acquisition-and-implementation-of-indirect-calorimetry
#8
Amy K Ladd, Heather E Skillman, Matthew A Haemer, Peter M Mourani
BACKGROUND: In critically ill patients, indirect calorimetry (IC) is the gold standard to determine energy needs, as the use of predictive equations can result in underfeeding or overfeeding. The aim of this quality improvement (QI) initiative was to describe the rationale for and implementation of a process to target energy provision according to IC measurements in a tertiary academic medical center pediatric intensive care unit (PICU). MATERIALS AND METHODS: To justify the purchase of an indirect calorimeter for clinical use, a needs assessment was conducted, followed by a training and implementation period...
May 1, 2017: Nutrition in Clinical Practice
https://www.readbyqxmd.com/read/28549194/disentangling-timing-of-admixture-patterns-of-introgression-and-phenotypic-indicators-in-a-hybridizing-wolf-population
#9
M Galaverni, R Caniglia, L Pagani, E Fabbri, A Boattini, E Randi
Hybridization is a natural or anthropogenic process that can deeply affect the genetic make-up of populations, possibly decreasing individual fitness but sometimes favouring local adaptations. The population of Italian wolves (Canis lupus), after protracted demographic declines and isolation, is currently expanding in anthropic areas, with documented cases of hybridization with stray domestic dogs. However, identifying admixture patterns in deeply introgressed populations is far from trivial. In this study, we used a panel of 170,000 SNPs analysed with multivariate, Bayesian and local ancestry reconstruction methods to identify hybrids, estimate their ancestry proportions and timing since admixture...
May 26, 2017: Molecular Biology and Evolution
https://www.readbyqxmd.com/read/28549188/eif5a-facilitates-translation-termination-globally-and-promotes-the-elongation-of-many-non-polyproline-specific-tripeptide-sequences
#10
Vicent Pelechano, Paula Alepuz
eIF5A is an essential protein involved in protein synthesis, cell proliferation and animal development. High eIF5A expression is observed in many tumor types and has been linked to cancer metastasis. Recent studies have shown that eIF5A facilitates the translation elongation of stretches of consecutive prolines. Activated eIF5A binds to the empty E-site of stalled ribosomes, where it is thought to interact with the peptidyl-tRNA situated at the P-site. Here, we report a genome-wide analysis of ribosome stalling in Saccharomyces cerevisiae eIF5A depleted cells using 5Pseq...
May 26, 2017: Nucleic Acids Research
https://www.readbyqxmd.com/read/28549184/coiled-coil-interactions-mediate-serine-integrase-directionality
#11
Kushol Gupta, Robert Sharp, Jimmy B Yuan, Huiguang Li, Gregory D Van Duyne
Serine integrases are bacteriophage enzymes that carry out site-specific integration and excision of their viral genomes. The integration reaction is highly directional; recombination between the phage attachment site attP and the host attachment site attB to form the hybrid sites attL and attR is essentially irreversible. In a recent model, extended coiled-coil (CC) domains in the integrase subunits are proposed to interact in a way that favors the attPxattB reaction but inhibits the attLxattR reaction. Here, we show for the Listeria innocua integrase (LI Int) system that the CC domain promotes self-interaction in isolated Int and when Int is bound to attachment sites...
May 26, 2017: Nucleic Acids Research
https://www.readbyqxmd.com/read/28549175/selfing-in-haploid-plants-and-efficacy-of-selection-codon-usage-bias-in-the-model-moss-physcomitrella-patens
#12
Péter Szövényi, Kristian K Ullrich, Stefan A Rensing, Daniel Lang, Nico van Gessel, Hans K Stenøien, Elena Conti, Ralf Reski
Long term reduction in effective population size will lead to major shift in genome evolution. In particular, when effective population size is small, genetic drift becomes dominant over natural selection. The onset of self-fertilization is one evolutionary event considerably reducing effective size of populations. Theory predicts that this reduction should be more dramatic in organisms capable for haploid than for diploid selfing. Although theoretically well-grounded, this assertion received mixed experimental support...
May 26, 2017: Genome Biology and Evolution
https://www.readbyqxmd.com/read/28549170/are-multidimensional-pain-inventory-coping-strategy-profiles-associated-with-long-term-spinal-cord-stimulation-effectiveness
#13
Mery Paroli, Olivia Bernini, Giuliano De Carolis, Lara Tollapi, Franca Bondi, Antonella Martini, Alessandro Dario, Adriana Paolicchi
Introduction.:  It is acknowledged that the way patients cope with pain may influence treatment outcome. In particular, psychological factors are deemed important when considering patients for suitability for spinal cord stimulation (SCS). Objective.:  The aim of the study is to observe how pre-implantation psychological characteristics impact the effectiveness of SCS for chronic pain. Methods.:  The analysis comprised data from 137 patients who underwent an SCS implant...
May 26, 2017: Pain Medicine: the Official Journal of the American Academy of Pain Medicine
https://www.readbyqxmd.com/read/28549161/cigarette-smoking-cessation-intervention-for-buprenorphine-treatment-patients
#14
Sharon M Hall, Gary Humfleet, James Gasper, Kevin L Delucchi, David Hersh, Joseph Guydish
Introduction: Patients receiving Medication Assisted Therapy (MAT) for opioid use disorder have high cigarette smoking rates. Cigarette smoking interventions have had limited success. We evaluated an intervention to increase cigarette abstinence rates in patients receiving buprenorphine-assisted therapy. Methods: Cigarette smokers (N=175; 78% male; 69% Caucasian; 20% Hispanic), recruited from a buprenorphine clinic were randomly assigned to either an extended innovative system intervention (E-ISI) or to Standard Treatment Control (STC)...
May 26, 2017: Nicotine & Tobacco Research: Official Journal of the Society for Research on Nicotine and Tobacco
https://www.readbyqxmd.com/read/28549155/evidence-for-double-strand-break-mediated-mitochondrial-dna-replication-in-saccharomyces-cerevisiae
#15
Kanchanjunga Prasai, Lucy C Robinson, Rona S Scott, Kelly Tatchell, Lynn Harrison
The mechanism of mitochondrial DNA (mtDNA) replication in Saccharomyces cerevisiae is controversial. Evidence exists for double-strand break (DSB) mediated recombination-dependent replication at mitochondrial replication origin ori5 in hypersuppressive ρ- cells. However, it is not clear if this replication mode operates in ρ+ cells. To understand this, we targeted bacterial Ku (bKu), a DSB binding protein, to the mitochondria of ρ+ cells with the hypothesis that bKu would bind persistently to mtDNA DSBs, thereby preventing mtDNA replication or repair...
May 26, 2017: Nucleic Acids Research
https://www.readbyqxmd.com/read/28549145/six-month-safety-data-of-recombinant-vesicular-stomatitis-virus-zaire-ebola-virus-envelope-glycoprotein-vaccine-in-a-phase-3-double-blind-placebo-controlled-randomized-study-in-healthy-adults
#16
Scott A Halperin, Jose R Arribas, Richard Rupp, Charles P Andrews, Laurence Chu, Rituparna Das, Jakub K Simon, Matthew T Onorato, Kenneth Liu, Jason Martin, Frans A Helmond
Background.: This study (NCT02503202) evaluated the safety of recombinant vesicular stomatitis virus-Zaire Ebola virus envelope glycoprotein vaccine (rVSVΔG-ZEBOV-GP). Methods.: Overall, 1197 subjects were randomized 2:2:2:2:1; 1194 were vaccinated with 1 dose of 1 of 3 lots of rVSVΔG- ZEBOV-GP (2 × 107 plaque-forming units [pfu], n = 797; combined-lots group), a single high-dose lot of rVSVΔG-ZEBOV-GP (1 × 108 pfu, n = 264; high-dose group), or placebo (n = 133)...
May 26, 2017: Journal of Infectious Diseases
https://www.readbyqxmd.com/read/28549140/the-relationships-between-income-inequality-welfare-regimes-and-aggregate-health-a-systematic-review
#17
Ki-Tae Kim
: When analysing the relationships between income inequality, welfare regimes and aggregate health at the cross-national level, previous primary articles and systematic reviews reach inconsistent conclusions. Contrary to theoretical expectations, equal societies or the Social Democratic welfare regime do not always have the best aggregate health when compared with those of other relatively unequal societies or other welfare regimes. This article will shed light on the controversial subjects with a new decomposition systematic review method...
June 1, 2017: European Journal of Public Health
https://www.readbyqxmd.com/read/28549123/working-conditions-in-the-explanation-of-occupational-inequalities-in-sickness-absence-in-the-french-sumer-study
#18
Isabelle Niedhammer, Thomas Lesuffleur, Sarah Memmi, Jean-François Chastang
: Explanations of social inequalities in sickness absence are lacking in the literature. Our objectives were to evaluate the contribution of various occupational exposures in explaining these inequalities in a national representative sample of employees. : The study was based on the cross-sectional sample of the SUMER 2010 survey that included 46 962 employees, 26 883 men and 20 079 women. Both sickness absence spells and days within the last 12 months, as health indicators, were studied. Occupation was used as a marker of social position...
May 25, 2017: European Journal of Public Health
https://www.readbyqxmd.com/read/28549120/dementia-capable-care-coordination-in-duals-demonstration-programs-workforce-needs-promising-practices-and-policy
#19
Brooke Hollister, Jason D Flatt, Susan A Chapman
Background and Objectives: This study describes the program requirements, workforce competencies, and barriers for dementia capable care coordination within health plans from seven states participating in the Center for Medicare and Medicaid Services demonstration programs for dually-eligible Medicare and Medicaid beneficiaries. Research Design and Methods: Data came from contracts, policy documents, and 24 semistructured key informant interviews with national experts and leaders from community-based organizations, advocacy organizations, researchers, federal and state government, and health plans in the seven states...
May 25, 2017: Gerontologist
https://www.readbyqxmd.com/read/28549112/effect-of-caring-for-an-abusive-parent-on-mental-health-the-mediating-role-of-self-esteem
#20
Jooyoung Kong
Background and Objectives: This study examines a sample of filial caregivers to investigate whether and how a history of childhood abuse is associated with caregivers' mental health (i.e., depressed affect, psychological well-being, and life satisfaction). This study also investigates the mediational role of self-esteem between caring for an abusive parent and the mental health outcomes. Research Design and Methods: Using the 2004-2006 National Survey of Midlife Development in the United States, data from 219 filial caregivers were analyzed...
May 26, 2017: Gerontologist
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