Search Results - "Johnson, M D"
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Detailed Abundances in the Ultra-faint Magellanic Satellites Carina II and III
Published in The Astrophysical journal (20-01-2020)“…We present the first detailed elemental abundances in the ultra-faint Magellanic satellite galaxies Carina II (Car II) and Carina III (Car III). With…”
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Persistent Non-Gaussian Structure in the Image of Sagittarius A at 86 GHz
Published in The Astrophysical journal (01-07-2021)“…Abstract Observations of the Galactic Center supermassive black hole Sagittarius A* (Sgr A*) with very long-baseline interferometry (VLBI) are affected by…”
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A Theoretical Model of Drumlin Formation Based on Observations at Múlajökull, Iceland
Published in Journal of geophysical research. Earth surface (01-12-2017)“…The drumlin field at the surge‐type glacier, Múlajökull, provides an unusual opportunity to build a model of drumlin formation based on field observations in a…”
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Photometric Characterization of the Dark Energy Camera
Published in Publications of the Astronomical Society of the Pacific (01-05-2018)“…We characterize the variation in photometric response of the Dark Energy Camera (DECam) across its 520 Mpix science array during 4 years of operation. These…”
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An Unexpectedly Small Emission Region Size Inferred from Strong High-frequency Diffractive Scintillation in GRB 161219B
Published in The Astrophysical journal (10-01-2019)“…We present Karl G. Jansky Very Large Array radio observations of the long gamma-ray burst GRB 161219B (z = 0.147) spanning 1-37 GHz. The data exhibit unusual…”
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Hydraulic patterns and safety margins, from stem to stomata, in three eastern US tree species
Published in Tree physiology (01-06-2011)“…Adequate water transport is necessary to prevent stomatal closure and allow for photosynthesis. Dysfunction in the water transport pathway can result in…”
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CONSTRAINING THE VELA PULSAR'S RADIO EMISSION REGION USING NYQUIST-LIMITED SCINTILLATION STATISTICS
Published in The Astrophysical journal (10-10-2012)“…Using a novel technique, we achieve ~100 picoarcsec resolution and set an upper bound of less than 4 km for the characteristic size of the Vela pulsar's…”
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The high brightness temperature of B0529+483 revealed by RadioAstron and implications for interstellar scattering
Published in Monthly notices of the Royal Astronomical Society (01-03-2018)“…Abstract The high brightness temperatures, Tb ≳ 1013 K, detected in several active galactic nuclei by RadioAstron space VLBI observations challenge theoretical…”
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PSR B0329+54: STATISTICS OF SUBSTRUCTURE DISCOVERED WITHIN THE SCATTERING DISK ON RADIOASTRON BASELINES OF UP TO 235,000 km
Published in The Astrophysical journal (10-05-2016)“…ABSTRACT We discovered fine-scale structure within the scattering disk of PSR B0329+54 in observations with the RadioAstron ground-space radio interferometer…”
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10
Evaluation of a digital microfluidic real-time PCR platform to detect DNA of Candida albicans in blood
Published in European journal of clinical microbiology & infectious diseases (01-09-2012)“…Species of Candida frequently cause life-threatening infections in neonates, transplant and intensive care unit (ICU) patients, and others with compromised…”
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HAI-2 suppresses the invasive growth and metastasis of prostate cancer through regulation of matriptase
Published in Oncogene (18-09-2014)“…Dysregulation of cell surface proteolysis has been strongly implicated in tumorigenicity and metastasis. In this study, we delineated the role of hepatocyte…”
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The electro‐mechanical window in anaesthetized guinea pigs: a new marker in screening for Torsade de Pointes risk
Published in British journal of pharmacology (01-05-2012)“…BACKGROUND AND PURPOSE QT prolongation is commonly used as a surrogate marker for Torsade de Pointes (TdP) risk of non‐cardiovascular drugs. However, use of…”
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13
Another perspective on altitudinal limits of alpine timberlines
Published in Tree physiology (01-11-2003)“…Recent hypotheses of timberline causation include the possibility that limitations to growth processes may be more limiting than restrictions on photosynthetic…”
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Comparative analysis of algorithms for identifying amplifications and deletions in array CGH data
Published in Bioinformatics (01-10-2005)“…Motivation: Array Comparative Genomic Hybridization (CGH) can reveal chromosomal aberrations in the genomic DNA. These amplifications and deletions at the DNA…”
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15
Pest reduction services by birds in shade and sun coffee in Jamaica
Published in Animal conservation (01-04-2010)“…The reduction of insect pests by birds in agriculture may provide an incentive for farming practices that enhance the conservation value of farms for birds and…”
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Autophagy is redundant for the host defense against systemic Candida albicans infections
Published in European journal of clinical microbiology & infectious diseases (01-05-2014)“…Autophagy has been demonstrated to play an important role in the immunity against intracellular pathogens, but very little is known about its role in the host…”
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Noise and Signal for Spectra of Intermittent Noiselike Emission
Published in The Astrophysical journal (20-05-2011)“…We show that intermittency of noiselike emission, after propagation through a scattering medium, affects the distribution of noise in the observed correlation…”
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Identification of VEGF-regulated genes associated with increased lung metastatic potential: functional involvement of tenascin-C in tumor growth and lung metastasis
Published in Oncogene (11-09-2008)“…Metastasis is the primary cause of death in patients with breast cancer. Overexpression of c-myc in humans correlates with metastases, but transgenic mice only…”
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Housing data-based socioeconomic index and risk of invasive pneumococcal disease: an exploratory study
Published in Epidemiology and infection (01-04-2013)“…We previously developed and validated an index of socioeconomic status (SES) termed HOUSES (housing-based index of socioeconomic status) based on real property…”
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Intraoperative use of a transarticular circular fixator construct to facilitate reduction and stabilisation of a proximal tibial physeal fracture in a dog
Published in Australian veterinary journal (01-05-2017)“…Case report A 4‐month‐old female intact American Pit Bull Terrier was presented for right pelvic limb lameness 1 day after the dog had been hit by an…”
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