Results 61 to 70 of about 6,039,312 (259)

Comprehensive Parameter Determination of Exoplanets through Asteroseismic Host Star Constraints

open access: yesThe Astrophysical Journal
This study develops a robust framework for exoplanet characterization by leveraging asteroseismic constraints on host stars. Using precise photometric data from missions such as Kepler and TESS, we derive stellar parameters, including mass, radius, and ...
Wen-Xu Lin   +7 more
doaj   +1 more source

Galaxy masses [PDF]

open access: yes, 2014
Galaxy masses play a fundamental role in our understanding of structure formation models. This review addresses the variety and reliability of mass estimators that pertain to stars, gas, and dark matter.
Courteau, Stephane   +10 more
core   +1 more source

Structure‐forward targeting of claudins with synthetic binders

open access: yesFEBS Letters, EarlyView.
Claudins form the paracellular barriers between epithelial and endothelial tissues at tight junctions and are targets for molecular binders with the goal of modulating barrier permeability. Claudin‐binding molecules are relevant in drug delivery or in altering claudin interactions with disease‐causing proteins.
Alex J. Vecchio
wiley   +1 more source

Star−Disk Collisions: Implications for Quasi-periodic Eruptions and Other Transients near Supermassive Black Holes

open access: yesThe Astrophysical Journal
We use Athena++ to study the hydrodynamics of repeated star−accretion disk collisions close to supermassive black holes, and we discuss their implications for the origin of quasi-periodic eruptions (QPEs) and other repeating nuclear transients.
Philippe Z. Yao   +4 more
doaj   +1 more source

The nature and origin of disky elliptical galaxies [PDF]

open access: yes, 2002
The observational trend that disky elliptical galaxies exhibit younger luminosity- weighted ages than boxy ellipticals is investigated. The presence of a possible young stellar disk embedded in these galaxies is explored by comparing kinematics derived ...
McDermid, Richard Morgan
core  

Engineering peptides into antibodies—opportunities and strategies for therapeutic innovation

open access: yesFEBS Letters, EarlyView.
Peptides and antibodies occupy complementary therapeutic niches. Peptides recognize difficult targets in a compact format, while antibodies add specificity, long half‐life, and effector functions. This review examines strategies that merge both modalities—peptide grafting into loops, terminal and Fc fusions, and bioconjugation—highlighting how ...
Jinling Wang   +2 more
wiley   +1 more source

Theoretical Underpinnings: Stellar Oscillations

open access: yes, 2017
This chapter shows how the oscillations of a star are related to its structure. It also describes some of the important properties of stellar oscillations that allow us to use seismic data to determine stellar properties.
Sarbani Basu, William J. Chaplin
core   +1 more source

The microbiome in human skin aging

open access: yesFEBS Letters, EarlyView.
Age‐related skin changes encompass the well‐known visible phenotypic alterations, together with microbiome dysbiosis and a series of molecular aging hallmarks. These hallmarks characterize not only a fully stablished aged phenotype but also the skin aging process itself.
Manuel Huerta Arana   +3 more
wiley   +1 more source

A Data-driven Spectral Model of Main-sequence Stars in Gaia DR3

open access: yesThe Astrophysical Journal
Precise spectroscopic classification of planet hosts is an important tool of exoplanet research at both the population and individual system level.
Isabel Angelo   +3 more
doaj   +1 more source

The evolution of high-z proto-star clusters into local globular clusters

open access: yesAstronomy & Astrophysics
The James Webb Space Telescope (JWST) detected numerous massive and relatively compact stellar clumps around proto-galaxies at high redshift (z > 0.5).
Della Croce A.   +6 more
doaj   +1 more source

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