Results 81 to 90 of about 11,063,016 (345)

The present day mass function in the central region of the Arches cluster [PDF]

open access: yes, 2007
We study the evolution of the mass function in young and dense star clusters by means of direct N-body simulations. Our main aim is to explain the recent observations of the relatively flat mass function observed near the centre of the Arches star ...
Chen, Hui-Chen   +3 more
core   +3 more sources

Comparison of body composition assessment by DXA and BIA according to the body mass index: A retrospective study on 3655 measures

open access: yesPLoS ONE, 2018
Background and aims Body composition assessment is often used in clinical practice for nutritional evaluation and monitoring. The standard method, dual-energy X-ray absorptiometry (DXA), is hardly feasible in routine clinical practice contrary to ...
N. Achamrah   +8 more
semanticscholar   +1 more source

Peptide‐based ligand antagonists block a Vibrio cholerae adhesin

open access: yesFEBS Letters, EarlyView.
The structure of a peptide‐binding domain of the Vibrio cholerae adhesin FrhA was solved by X‐ray crystallography, revealing how the inhibitory peptide AGYTD binds tightly at its Ca2+‐coordinated pocket. Structure‐guided design incorporating D‐amino acids enhanced binding affinity, providing a foundation for developing anti‐adhesion therapeutics ...
Mingyu Wang   +9 more
wiley   +1 more source

Associations of long-term exposure to air pollution and noise with body composition in children and adults: Results from the LEAD general population study

open access: yesEnvironment International
Background: While long-term air pollution and noise exposure has been linked to increasing cardiometabolic disease risk, potential effects on body composition remains unclear.
Hicran Altug   +9 more
doaj   +1 more source

Real‐time assay of ribonucleotide reductase activity with a fluorescent RNA aptamer

open access: yesFEBS Letters, EarlyView.
Ribonucleotide reductases (RNR) synthesize DNA building blocks de novo, making them crucial in DNA replication and drug targeting. FLARE introduces the first single‐tube real‐time coupled RNR assay, which enables isothermal tracking of RNR activity at nanomolar enzyme levels and allows the reconstruction of allosteric regulatory patterns and rapid ...
Jacopo De Capitani   +4 more
wiley   +1 more source

A Cloudiness Index for Transiting Exoplanets Based on the Sodium and Potassium Lines: Tentative Evidence for Hotter Atmospheres Being Less Cloudy at Visible Wavelengths [PDF]

open access: yes, 2016
We present a dimensionless index that quantifies the degree of cloudiness of the atmosphere of a transiting exoplanet. Our cloudiness index is based on measuring the transit radii associated with the line center and wing of the sodium or potassium line ...
Heng, Kevin
core   +2 more sources

Disordered but rhythmic—the role of intrinsic protein disorder in eukaryotic circadian timing

open access: yesFEBS Letters, EarlyView.
Unstructured domains known as intrinsically disordered regions (IDRs) are present in nearly every part of the eukaryotic core circadian oscillator. IDRs enable many diverse inter‐ and intramolecular interactions that support clock function. IDR conformations are highly tunable by post‐translational modifications and environmental conditions, which ...
Emery T. Usher, Jacqueline F. Pelham
wiley   +1 more source

Analysis of body composition parameters: Associations with gender, age, and adiposity indices in adults

open access: yesAsian Journal of Medical Sciences
Background: Height-independent body composition parameters such as fat free mass index (FFMI) and body fat mass index (BFMI) allow height-independent interpretation of nutrition status and putatively provide a better assessment of body fat.
Fareha Husain   +2 more
doaj   +1 more source

Role of body mass index on physical fitness index in two [PDF]

open access: yesAl Ameen Journal of Medical Sciences, 2008
The body mass index (BMI) is an index of weight adjusted for hieght. It is one of the useful tools for diagnosing obesity or malnutrition; however, such diagnosis should take into account a person's age, gender, fitness, and ethnicity.
Haroonrashid M.Hattiwale
doaj  

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