532 research outputs found

    From Albéniz to Arbós: the Orchestration of Iberia

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    Enrique Arbós's five orchestrations of pieces from Iberia, the masterly piano work by his close friend, Isaac Albéniz, are among the most frequently programmed works in the Spanish orchestral repertoire today. Increased academic interest in Albéniz's orchestral output has revealed that Arbós's orchestration of Albéniz's piano solo, "El Puerto," from Iberia, bears striking similarities with Albéniz's unpublished orchestration of the same piece. Although Albéniz asked Arbós to take over the task of orchestrating "El Puerto," little is known about the details of this arrangement. To shed light on this issue, I have carefully reviewed the overlapping biographies of these two composers, as well as thoroughly analyzed the two scores for the first time. I conclude that Arbós's orchestration of "El Puerto" is indeed a revision of Albéniz's orchestration, and that this revision was a natural result of their close relationship

    Development of a novel tool for assessing coverage of implementation factors in health promotion program resources

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    This work is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.Katharine B. Richardson Research Award at Children's Mercy Kansas CityNational Institute of Diabetes and Digestive and Kidney Diseases of the National Institutes of Health under Award Number F32DK115146Institute of Education Sciences and U.S. Department of Education by grant R305A15027

    Receiver Mount Design, Transmitter Depth, and Wind Speed Affect Detection Probability of Acoustic Telemetry Transmitters in a Missouri River Tributary

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    Background One of the most important considerations for acoustic telemetry study designs is det:ection probability between the transmitter and the receiver. Variation in environmental (i.e., wind and flow) and abiotic (i.e., bathymetry) conditions among aquatic systems can lead to differences in detection probability temporally or between systems. In this study we evaluate the effect of distance, receiver mount design, transmitter depth, and wind speed on detection probabilities of two models of acoustic transmitters in a mid-sized river. InnovaSea V16-6H (hereafter V16) and V13-1L (hereafter V13) tags were deployed in the James River, SD at 0.36 m (deep) and 2.29 m (V16 tag) or 1.98 m (V13 tag; shallow) above the benthic surface downstream of InnovaSea VR2W stationary receivers at distances of 100, 200, or 300 m. We used two receiver mount designs that included a fixed position within a PVC pipe on the downstream side of a bridge piling or a metal frame deployed in the middle of the river channel. Tags were deployed for 72 h at each location, and hourly detections were summarized. We evaluated downstream distance, receiver mount design, tag depth, and wind effects on tag detection using Bayesian logistic regression. Results: Detection probability decreased as distance increased for all combinations of tag types and mount designs and varied from nearly 100% at 100 m to less than 10% at 300 m. The V16 transmitter had greater detection probability by the receiver mounted in the pipe than in the midriver frame. For both mounts, the deep V16 transmitter had greater detection probability than the V16 shallow transmitter. Detection probability of the V13 transmitter was similar between receiver mounts or transmitter depths. Wind speed had a negative impact on detection probabilities of both transmitter types and depths, except the deep V16 transmitter. Conclusions: Deploying acoustic receivers in PVC pipes rather than midriver frames provided greater downstream detection probabilities for V16 transmitters under conditions evaluated in this study. In addition, V16 transmitters had greater detection probabilities when positioned deep within the water column rather than near the surface. We also demonstrated that wind speed can have a negative impact on detection probabilities

    Pharmacological Targeting of Native CatSper Channels Reveals a Required Role in Maintenance of Sperm Hyperactivation

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    The four sperm-specific CatSper ion channel proteins are required for hyperactivated motility and male fertility, and for Ca2+ entry evoked by alkaline depolarization. In the absence of external Ca2+, Na+ carries current through CatSper channels in voltage-clamped sperm. Here we show that CatSper channel activity can be monitored optically with the [Na+]i-reporting probe SBFI in populations of intact sperm. Removal of external Ca2+ increases SBFI signals in wild-type but not CatSper2-null sperm. The rate of the indicated rise of [Na+]i is greater for sperm alkalinized with NH4Cl than for sperm acidified with propionic acid, reflecting the alkaline-promoted signature property of CatSper currents. In contrast, the [Na+]i rise is slowed by candidate CatSper blocker HC-056456 (IC50 ∼3 µM). HC-056456 similarly slows the rise of [Ca2+]i that is evoked by alkaline depolarization and reported by fura-2. HC-056456 also selectively and reversibly decreased CatSper currents recorded from patch-clamped sperm. HC-056456 does not prevent activation of motility by HCO3− but does prevent the development of hyperactivated motility by capacitating incubations, thus producing a phenocopy of the CatSper-null sperm. When applied to hyperactivated sperm, HC-056456 causes a rapid, reversible loss of flagellar waveform asymmetry, similar to the loss that occurs when Ca2+ entry through the CatSper channel is terminated by removal of external Ca2+. Thus, open CatSper channels and entry of external Ca2+ through them sustains hyperactivated motility. These results indicate that pharmacological targeting of the CatSper channel may impose a selective late-stage block to fertility, and that high-throughput screening with an optical reporter of CatSper channel activity may identify additional selective blockers with potential for male-directed contraception

    Exile Vol. LVIII

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    Autumn Stiles: Biblical Brooklyn 5 Daniel Carlson: A Night Indoors 6 Moriah Ellenborgen: Cradle Drop 8 Nicco Pandolfi: Cardinality 10 Abby Current: Babies in the Snow 11 Maggie Reagan: Chimaera 13 Natalie Olivo: Treading Water 14 Julianne Hyer: Swatch Watch 21 Mimi Mendes de Leon: For Bosnia 23 A. Tangredi: How to Keep from Freezing 24 Autumn Stiles: Bodies and Bread 25 Christie Maillet: The Depth of a Song 26 Sam Heyman: First Kiss 27 Shawn Whites: Five Hundred Miles to Freedom 28 Ammon Hollister: Temptation 31 Caroline Clutterbuck: The Conspiracy in Your Smile 32 Nicco Pandolfi: Sore Subject 33 Meghan Callahan: Why Claire Left 34 Aaron Bennett: Ode to Arden 36 Daniel Carlson: Duty 37 Lindsey Clark: Snapshot 38 Steph Maniaci: Ode to an M&M 39 Abby Current: The Animal Bride 41 Julianne Hyer: Trees Pantoum 42 Ammon Hollister: Life Support 43 Maggie Reagan: Necropolis 44

    Collage Vol. I

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    JUDY COCHRAN: Editorial MICHAEL TANGEMAN: Haikus 2-5 ELISE ALBRECHT, CURTIS PLOWGIAN: French Calligrams 6 JASON VARDEN: Waiting 7 ALEXANDER GREEN: Photo 8 EDUARDO JARAMILLO: Formas violentas 9-11 GABRIELE DILLMANN: Photo 12 MICHAEL GOLDSBERG: Funf fur Ashley 13 MEGAN CARLSON: Fur Jared (German) 14 MAGGIE GLOVER: For Jared 14-15 CHRIS FAUR: Painting 16 LINDSEY ESHELMAN: Stuhl (The Chair) 17 HALLE THOMPSON, GWENN DOBOS: Les Bouches 18 JILL BOO: Lacheln (A Smile) 19 ALEXANDER GREEN: Photo 20 JULIA GRAWEMEYER: Villanelle 21, Expressions francaises (French Figures) 22-23, Pour me rappeler (So that I\u27d remember) 24 MICHEL CLIQUET: Photo 25 CHARLES O\u27KEEFE: Photos 26-28 LINE LERYCKE: Photos 29-32 MICHEL CLIQUET: Pierre docile (Docile Stone) 29-32 LOGAN FAVIA: Ataraxia 33 AVRITA SINGH: Absence 34 RACHEL GROTHEER: Compassion 35, Ligne (Line) 36, Nuit, douce nuit (Night, gentle night) 37, Rouge (Red) 38, Bonjour Bleu (Hello Blue) 39, Ligne courbe (Curved Line) 40 AMELIA DUNLAP: Compassion 41-42 KYLE SIMPSON: Separation 43 ALEXANDER GREEN: Photo 44 GWENN DOBOS: Ataraxia 45 SARAH SLOTKIN: Separation 46 CURTIS PLOWGIAN: Absence 47 ELISA VER MERRIS: Photo 48, Attachement (Attachment) 49 JENNIFER JOHNSON: Attachement (Attachment)50 ANNA KELLY: Compassion 51 RICHARD BANAHAN: Photo 52, Mon grand-pere et moit (My grandfather and me) 53 MEREDITH KATZ: Separation 54 BRENDA HEATER: Compassion 55 ZACHARY WALSH: Ataraxia 56 MICHEL CLIQUET: Photos 57-5

    Miocene unroofing of the Canyon Range during extension along the Sevier Desert Detachment, west central Utah

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    This is the published version. Copyright 2001 American Geophysical Union. All Rights Reserved.Apatite fission track results from Neoproterozoic and Lower Cambrian quartzites collected from the Canyon Range in west central Utah reveal a significant early to middle Miocene cooling event (∼19–15 Ma). Preextensional temperatures estimated from multicompositional apatite fission track data suggest ∼4.5 to >5.6 km of unroofing during the early to middle Miocene, assuming a geothermal gradient of ∼25°C/km. The spatial distribution of these preextensional temperatures indicates ∼15°–20° of eastward tilting of the Canyon Range during rapid extensional unroofing along a moderately west dipping detachment fault (∼35°–40°). We interpret this fault to be the breakaway of the Sevier Desert Detachment fault (SDD), the existence of which has been contested. The new thermochronologic data presented in this study provide compelling evidence for the existence of the SDD and thus the general viability of low-angle detachment faulting. The data directly date the onset of extensional faulting along the SDD starting at ∼19 Ma and constrain the fault slip rate in the SDD breakaway zone at 2.4–2.1 mm/yr between ∼19 and 15 Ma. An early Miocene apatite fission track age obtained from a Proterozoic clast from the Tertiary Oak City Formation confirms that these conglomerates were deposited in a synextensional basin in the hanging wall of the SDD. The timing of tectonic unroofing of the Canyon Range in response to faulting along the SDD appears to be synchronous with large-magnitude extension along the Snake Range décollement and with early extension along the Cave Canyon detachment exposed in the Mineral Mountains, pointing to widespread east-west extension in the eastern Great Basin in the early and middle Miocene

    Identification of KIF3A as a Novel Candidate Gene for Childhood Asthma Using RNA Expression and Population Allelic Frequencies Differences

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    Asthma is a chronic inflammatory disease with a strong genetic predisposition. A major challenge for candidate gene association studies in asthma is the selection of biologically relevant genes.Using epithelial RNA expression arrays, HapMap allele frequency variation, and the literature, we identified six possible candidate susceptibility genes for childhood asthma including ADCY2, DNAH5, KIF3A, PDE4B, PLAU, SPRR2B. To evaluate these genes, we compared the genotypes of 194 predominantly tagging SNPs in 790 asthmatic, allergic and non-allergic children. We found that SNPs in all six genes were nominally associated with asthma (p<0.05) in our discovery cohort and in three independent cohorts at either the SNP or gene level (p<0.05). Further, we determined that our selection approach was superior to random selection of genes either differentially expressed in asthmatics compared to controls (p = 0.0049) or selected based on the literature alone (p = 0.0049), substantiating the validity of our gene selection approach. Importantly, we observed that 7 of 9 SNPs in the KIF3A gene more than doubled the odds of asthma (OR = 2.3, p<0.0001) and increased the odds of allergic disease (OR = 1.8, p<0.008). Our data indicate that KIF3A rs7737031 (T-allele) has an asthma population attributable risk of 18.5%. The association between KIF3A rs7737031 and asthma was validated in 3 independent populations, further substantiating the validity of our gene selection approach.Our study demonstrates that KIF3A, a member of the kinesin superfamily of microtubule associated motors that are important in the transport of protein complexes within cilia, is a novel candidate gene for childhood asthma. Polymorphisms in KIF3A may in part be responsible for poor mucus and/or allergen clearance from the airways. Furthermore, our study provides a promising framework for the identification and evaluation of novel candidate susceptibility genes

    The Naked Truth: The Face and Body Sensitive N170 Response Is Enhanced for Nude Bodies

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    Recent event-related potential studies have shown that the occipitotemporal N170 component - best known for its sensitivity to faces - is also sensitive to perception of human bodies. Considering that in the timescale of evolution clothing is a relatively new invention that hides the bodily features relevant for sexual selection and arousal, we investigated whether the early N170 brain response would be enhanced to nude over clothed bodies. In two experiments, we measured N170 responses to nude bodies, bodies wearing swimsuits, clothed bodies, faces, and control stimuli (cars). We found that the N170 amplitude was larger to opposite and same-sex nude vs. clothed bodies. Moreover, the N170 amplitude increased linearly as the amount of clothing decreased from full clothing via swimsuits to nude bodies. Strikingly, the N170 response to nude bodies was even greater than that to faces, and the N170 amplitude to bodies was independent of whether the face of the bodies was visible or not. All human stimuli evoked greater N170 responses than did the control stimulus. Autonomic measurements and self-evaluations showed that nude bodies were affectively more arousing compared to the other stimulus categories. We conclude that the early visual processing of human bodies is sensitive to the visibility of the sex-related features of human bodies and that the visual processing of other people's nude bodies is enhanced in the brain. This enhancement is likely to reflect affective arousal elicited by nude bodies. Such facilitated visual processing of other people's nude bodies is possibly beneficial in identifying potential mating partners and competitors, and for triggering sexual behavior
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