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Epigenetics and transgenerational transfer: a physiological perspective
This review discusses how the concepts of epigenetics and maternal effects both overlap with, and are distinct from each other, analyzes examples of existing animal physiological studies based on these concepts, and offers a construct by which to integrate these concepts into the design of future investigations in animal physiology.
Parallel expression evolution of oxidative stress-related genes in fiber from wild and domesticated diploid and polyploid cotton (Gossypium)
This article studies the evolution of oxidative stress related genes in a single plant cell by conducting comparative expression profiling analyses of the elongated seed trichomes of cotton, using a phylogenetic approach.
What makes species unique? The contribution of proteins with obscure features
This article performs a comparative analysis of the predicted proteomes derived from 10 different sequenced genomes, including budding and fission yeast, worm, fly, mosquito, Arabidopsis, rice, mouse, rat, and human.
Binary Microlensing Events from the MACHO Project
This article presents the light curves of 21 gravitational microlensing events from the first six years of the MACHO Project gravitational microlensing survey that are likely examples of lensing by binary systems.
FAUST observations of ultraviolet sources in the directions of NGC 4038-39 and 6752
This article discusses an analysis of ultraviolet observations with the FAUST shuttle-borne telescope toward the Antennae and NGC 6752 celestial regions resulting in the detection of 46 and 221 candidate sources respectively, for a signal-to-noise ratio of 8.
Multiwavelength monitoring of the narrow-line Seyfert 1 galaxy Arakelian 564. II. Ultraviolet continuum and emission-line variability
This article presents the results of an intensive 2 month campaign of approximately daily spectrophotometric monitoring of the narrow-line Seyfert 1 galaxy Ark 564 with the Hubble Space Telescope.
Reverberation Mapping of High-Luminosity Quasars: First Results
This article discusses reverberation mapping of quasars of high luminosity or high redshift.
Complex optical-X-ray correlations in the narrow-line Seyfert 1 galaxy NGC 4051
This article presents the results of a dense and intensive X-ray and optical monitoring of the narrow-line Seyfert 1 galaxy NGC 4051 carried out in 2000.
Multiwavelength monitoring of the narrow-line Seyfert 1 galaxy Arakelian 564. III. Optical observations and the optical-UV-X-ray connection
This article presents the results of a 2 year long optical monitoring program of the narrow-line Seyfert 1 galaxy Ark 564.
Supernova 2002ap: the first month
This article reports the results of the first month of an intensive photometric and spectroscopic monitoring campaign of Supernova 2002ap.
The Spectral Energy Distribution and Emission-Line Properties of the Narrow-Line Seyfert 1 Galaxy Arakelian 564
This article presents the intrinsic spectral energy distribution of the narrow-line Seyfert 1 galaxy Ark 564, constructed with contemporaneous data obtained during a multiwavelength, multisatellite observing campaign in 2000 and 2001.
Reddening, Emission-Line, and Intrinsic Absorption Properties in the Narrow-Line Seyfert 1 Galaxy Arakelian 564
This article uses Hubble Space Telescope UV and optical spectra of the narrow-line Seyfert 1 galaxy Ark 564 to investigate its internal reddening and properties of its emission-line and intrinsic UV absorption gas.
Is There a Metallicity-Luminosity Relationship in Active Galactic Nuclei? The Case of Narrow-Line Seyfert 1 Galaxies
This article discusses the relationship between metallicity and luminosity in active galactic nuclei by introducing new metallicity measurements for a sample of narrow-line Seyfert 1 galaxies.
The Hard X-Ray Spectral Slope as an Accretion Rate Indicator in Radio-Quiet Active Galactic Nuclei
This article presents XMM-Newton observations of two luminous and high accretion rate radio-quiet active galactic nuclei at z ~ 2.
Erratum: "Is there a metallicity-luminosity relationship in active galactic nuclei? The case of narrow-line Seyfert 1 galaxies"
This erratum corrects a computational error affecting the calculation of the intrinsic luminosities of several objects in the article "Is there a metallicity-luminosity relationship in active galactic nuclei? The case of narrow-line Seyfert 1 galaxies." This does not affect any of the main results of the article.
Nova Sagittarii 1998 (V4633 Sgr): a permanent superhump system or an asynchronous polar?
This article reports the results of observations of V4633 Sgr (Nova Sagittarii 1998) during 1998-2000.
Near-Infrared Spectroscopy of High-Redshift Active Galactic Nuclei. I. A Metallicity-Accretion Rate Relationship
This article presents near-infrared spectroscopic measurements of the Hβ region for a sample of 29 luminous high-redshift quasars.
Near-Infrared Spectroscopy of High-Redshift Active Galactic Nuclei. II. Disappearing Narrow-Line Regions and the Role of Accretion
This article presents near-infrared spectroscopic measurements of the Hβ region for a sample of 29 luminous high-redshift quasars, and uses the data to discuss the size and other properties of the narrow-line regions in those sources.
The X-ray Spectral Properties and Variability of Luminous High-Redshift Active Galactic Nuclei
This article contains a detailed investigation of moderate- to high-quality X-ray spectra of 10 of the most luminous active galactic nuclei known at z > 4.
Chandra Observations of the Highest Redshift Quasars from the Sloan Digital Sky Survey
This article presents Chandra observations of 21 z > 4 quasars, including 11 sources at z > 5.
XMM-Newton spectroscopy of the highly polarized and luminous broad absorption line quasar CSO 755
This article presents results from the XMM-Newton observations of the highly optically polarized broad absorption line quasar CSO 755.
Massive Stars Exploding in a He-Rich Circumstellar Medium -- I. Type Ibn (SN 2006jc-Like) Events
This article presents new spectroscopic and photometric data of the Type Ibn supernovae 2006jc, 2000er and 2002ao.
Optically Selected BL Lacertae Candidates from the Sloan Digital Sky Survey Data Release Seven
This article presents a sample of 723 optically selected BL Lac candidates from the Sloan Digital Sky Survey Data Release 7 spectroscopic database.
Star Formation in the Hosts of High-z QSOs: Evidence from Spitzer PAH Detections
This article presents Spitzer rest frame mid-infrared spectroscopy of 12z~2 millimeter-bright type 1 QSOs.
PAH Emission and Star Formation in the Host of the z ~ 2.56 Cloverleaf QSO
This article reports the first detection of the 6.2 and 7.7 μm infrared polycyclic aromatic hydrocarbon emission features in the spectrum of a high-redshift QSO, from the Spitzer IRS spectrum of the Cloverleaf lensed QSO.
The X-Ray Properties of the Most Luminous Quasars From the Sloan Digital Sky Survey
This article studies the X-ray properties of a representative sample of 59 of the most optically luminous quasars in the universe spanning a redshift range of z ≈ 1.5-4.5.
The Chandra Deep Field-South Survey: 2 Ms Source Catalogs
This article presents point-source catalogs for the ≈2 Ms exposure of the Chandra Deep Field-South.
Black Hole Mass and Growth Rate at High Redshift
This article presents new H- and K-band spectroscopy of 15 high-luminosity active galactic nuclei at redshifts 2.3-3.4 obtained with Gemini South.
Dust Covering Factor, Silicate Emission, and Star Formation in Luminous QSOs
This article presents Spitzer IRS low resolution, mid-IR spectra of a sample of 25 high luminosity QSOs at 2 < z < 3.5.
GRB 060505: A Possible Short-Duration Gamma-Ray Burst in a Star-Forming Region at a Redshift of 0.09
This article reports the discovery of the GRB optical afterglow and observations of its environment using Gemini South, the Hubble Space Telescope, Chandra, Swift, and the Very Large Array.
The Hard X-Ray Spectrum as a Probe for Black Hole Growth in Radio-Quiet Active Galactic Nuclei
This article studies the hard X-ray spectral properties of 10 highly luminous radio-quiet active galactic nuclei at z = 1.3-3.2, including new XMM-Newton observations of four of these sources.
X-Ray Insights Into the Nature of Weak Emission-Line Quasars at High Redshift
This article presents Chandra observations of nine high-redshift quasars discovered by the Sloan Digital Sky Survey with weak or undetectable high-ionization emission lines in their UV spectra.
A Chandra Survey of the X-Ray Properties of Board Absorption Line Radio-Loud Quasars
This article presents the results of a Chandra study of 21 broad absorption line radio-loud quasars.
High-Redshift SDSS Quasars With Weak Emission Lines
This article identifies a sample of 74 high-redshift quasars with weak emission lines from the Fifth Data Release of the Sloan Digital Sky Survey and present infrared, optical, and radio observations of a subsample of four objects at z > 4.
Performance Comparison of Passive Structures with Multiple Gates and Funnels for Capturing Contaminated Groundwater
This article describes the evaluation of the capability of passive interceptors with multiple gates for directing the flow of contaminated groundwater.
Creased-Plastic Rock Permeameter for Hydrogeology Students
This article discusses the use of creased-plastic permeameters as an inexpensive way for students to estimate the hydraulic conductivity of local rock aquifers.
Controlling Gully Erosion with Earth Dams in North-Central Texas
This article describes the use of earth dams for controlling gully erosion in part of the Eastern Cross Timbers of North-Central Texas.
Lightning, Downed Power Line Form Intriguing Rock Structure in Denton, Texas
This article describes a vitrified soil structure, formed by atmospheric and human activity, possessing characteristics of igneous and metamorphic rocks.
Caution and Consensus in American Business Meetings
This article focuses on the ways in which cautiousness is exercised to achieve consensus in American business meetings.
Mechanisms of Radical Removal by SO2
Article on mechanisms of radical removal by SO2.
Kinetic Studies of the Reaction of Atomic Chlorine with Chlorobenzene
Article on kinetic studies of the reaction of atomic chlorine with chlorobenzene.
"Schreiber, was siehst du?" Processing Historical and Social Change
This book chapter discusses processing historical and social change in literature and film during the German unification.
Berlin Snapshots: Images of the City in Short Fiction
This book chapter discusses Berlin, Germany and images of the city in short fiction.
Experimental and Kinetic Modeling Study of C2H4 Oxidation at High Pressure
Article on an experimental and kinetic modeling study of C2H4 oxidation at high pressure.
The Kinetics of the NH Reaction with H2 and Reassessment of HNO Formation from NH + CO2, H2O
Article on kinetics of the NH reaction with H2 and reassessment of HNO formation from NH + CO2, H2O.
Correlation and prediction of partition coefficients between the gas phase and water, and the solvents dodecane and undecane
Article on the correlation and prediction of partition coefficients between the gas phase and water, and the solvents dodecane and undecane.
Partition of solutes into wet and dry ethers; an LFER analysis
Article on the partition of solutes into wet and dry ethers and an LFER analysis.
Solvation descriptors for pesticides from the solubility of solids: diuron as an example
Article on the solvation descriptors for pesticides from the solubility of solids and diuron as an example.
Kinetic Studies of Chlorobenzene Reactions with Hydrogen Atoms and Phenyl Radicals and the Thermochemistry of 1-Chlorocyclohexadienyl Radicals
Article on kinetic studies of chlorobenzene reactions with hydrogen atoms and phenyl radicals and the thermochemistry of 1-chlorocyclohexadienyl radicals.
The rate constant for the CO + H2O2 reaction
Article on the rate constant for the CO + H2O2 reaction.