Results 71 to 80 of about 14,089,637 (300)

Chiral separation of chloroalkanes with the chromatographic column onboard Martian rovers

open access: yesFEBS Letters, EarlyView.
Computer image of the Rosalind Franklin Rover of ESA's ExoMars mission. ExoMars is scheduled to land on planet Mars in Oxia Planum in 2029. This area represents an interesting spot to look for biosignatures. Investigations of ExoMars include measurement on molecular chirality. We show that chiral chloroalkanes, that have been identified on Mars, can be
Asma Merzougui   +4 more
wiley   +1 more source

Industrial energy use and the human life history [PDF]

open access: yes, 2011
The demographic rates of most organisms are supported by the consumption of food energy, which is used to produce new biomass and fuel physiological processes.
Burger, Oskar   +5 more
core   +1 more source

Investigation of some genetic variations in BMP15 accompanied with premature ovarian failure (POF) in Syrian women

open access: yesMiddle East Fertility Society Journal, 2015
Background: Premature ovarian failure (POF) is a primary ovarian defect characterized by absent menarche or premature depletion of ovarian follicles. Bone morphogenetic protein 15 (BMP15) is an oocyte-derived growth factor acting as a major player in ...
Rana Al-ajoury   +4 more
doaj   +1 more source

‘Energy landscapes’: Meeting energy demands and human aspirations

open access: yesBiomass and Bioenergy, 2013
Renewable energy will play a crucial role in the future society of the 21st century. The various renewable energy sources need to be balanced and their use carefully planned since they are characterized by high temporal and spatial variability that will pose challenges to maintaining a well balanced supply and to the stability of the grid. This article
Blaschke, Thomas   +3 more
openaire   +2 more sources

Artificial molecular machines and motors—Design and control of nanoscale motion

open access: yesFEBS Letters, EarlyView.
Molecules are constantly moving because of thermal fluctuations, but random motion alone cannot be exploited to perform directional tasks. Artificial molecular machines use chemical, electrical, or light energy to bias this motion. Molecular shuttles, rotary motors, and supramolecular pumps illustrate how nanoscale movement can be controlled and ...
Leonardo Andreoni, Alberto Credi
wiley   +1 more source

Demand-Controlled Ventilation Energy Savings for Air Handling Unit

open access: yes, 2021
Heat, cooling, and ventilation units are major energy consumers for commercial buildings, consuming as much as 50% of a building’s total annual power usage.
Razban, Ali   +2 more
core   +1 more source

The heterodimeric amino acid transporters (HAT) of the SLC7/SLC3 family: A structure−function relationships and relevance to human pathology

open access: yesFEBS Letters, EarlyView.
Heterodimeric amino acid transporters consist of SLC7 and SLC3 family proteins arranged in a conserved structural organization. They regulate nutrient transport across cell membranes, supporting essential cellular functions. These transporters also contribute to xenobiotic/drug uptake and distribution.
Mariafrancesca Scalise   +5 more
wiley   +1 more source

Zero energy homes: Combining energy efficiency and solar energy technologies

open access: yes, 2000
In a typical Florida house, air-conditioning accounts for about 35% of all the electricity the home uses. As the largest single source of energy consumption in Florida, a home's air-conditioning load represents the biggest energy challenge facing Florida
National Renewable Energy Laboratory (U.S.)
core  

Leucine‐rich glioma inactivated 1 (LGI1) is a ganglioside‐binding protein

open access: yesFEBS Letters, EarlyView.
Neuronal hyperexcitability associated with a decrease/absence of the extracellular protein LGI1 has been suggested to be primarily due to the downregulation of Kv1 channel expression. The molecular mechanisms underlying this decrease have not yet been elucidated.
Kévin Debreux   +7 more
wiley   +1 more source

GDF15 is required for maintaining subcutaneous adipose tissue lipid metabolic signature

open access: yesScientific Reports
Recent research has identified growth differentiation factor 15 (GDF15) as a crucial factor in various physiological and pathological processes, particularly in energy balance regulation.
Carla Igual-Gil   +11 more
doaj   +1 more source

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