Results 1 to 10 of about 632,931 (308)

Spatiotemporal Variation and Factors Influencing Water Yield Services in the Hengduan Mountains, China

open access: yesRemote Sensing, 2023
Conducting a quantitative assessment of water yield in mountainous areas is crucial for the management, development, and sustainable utilization of water resources. The Hengduan Mountains Region (HDMR) is a significant water-supporting area characterized
Qiufang Shao   +4 more
doaj   +1 more source

How to assemble a scale-invariant gradient

open access: yeseLife, 2022
Intracellular protein gradients serve a variety of functions, such as the establishment of cell polarity or to provide positional information for gene expression in developing embryos.
Arnab Datta, Sagnik Ghosh, Jane Kondev
doaj   +1 more source

Gradients of cortical hierarchy in Autism [PDF]

open access: yesResearch Ideas and Outcomes, 2017
Autism is a developmental condition associated with altered functional connectivity. We propose to re-frame the functional connectivity alterations in terms of gradients that capture the functional hierarchy of cortical processing from sensory to default-
Richard Bethlehem   +7 more
doaj   +2 more sources

Study of the geomagnetic field’s regional gradients in Chinese continent using three-dimensional surface Spline model

open access: yesEarth and Planetary Physics, 2023
We combined domestic ground-based and satellite magnetic measurements to create a regional three-dimensional surface Spline (3DSS) gradient model of the main geomagnetic field over the Chinese continent.
Yan Feng   +5 more
doaj   +1 more source

Planar cell polarity: intracellular asymmetry and supracellular gradients of Frizzled

open access: yesOpen Biology, 2023
Planar cell polarity (PCP), the coordinated orientation of structures such as cilia, mammalian hairs or insect bristles, depends on at least two molecular systems.
José Casal   +2 more
doaj   +1 more source

Heparin-bound chemokine CXCL8 monomer and dimer are impaired for CXCR1 and CXCR2 activation: implications for gradients and neutrophil trafficking [PDF]

open access: yesOpen Biology, 2017
Chemokine CXCL8 plays a pivotal role in host immune response by recruiting neutrophils to the infection site. CXCL8 exists as monomers and dimers, and mediates recruitment by interacting with glycosaminoglycans (GAGs) and activating CXCR1 and CXCR2 ...
Prem Raj B. Joseph   +2 more
doaj   +1 more source

Archaeal and bacterial diversity in an arsenic-rich shallow-sea hydrothermal system undergoing phase separation

open access: yesFrontiers in Microbiology, 2013
Phase separation is a ubiquitous process in seafloor hydrothermal vents, creating a large range of salinities. Toxic elements (e.g., arsenic) partition into the vapor phase, and thus can be enriched in both high and low salinity fluids.
Roy Edward Price   +7 more
doaj   +1 more source

Electric field-driven building blocks for introducing multiple gradients to hydrogels

open access: yesProtein & Cell, 2020
Gradient biomaterials are considered as preferable matrices for tissue engineering due to better simulation of native tissues. The introduction of gradient cues usually needs special equipment and complex process but is only effective to limited ...
Gang Xu   +7 more
doaj   +1 more source

Sensitivity of Goce Gradients on Greenland Mass Variation And Changes in Ice Topography

open access: yesJournal of Geodetic Science, 2014
The Gravity field and steady state Ocean Circulation Explorer (GOCE) maps variations in the gravity field by observing second order derivatives (gradients) of the Earth gravitational potential.
Herceg M.   +2 more
doaj   +1 more source

Spatial manipulation with microfluidics

open access: yesFrontiers in Bioengineering and Biotechnology, 2015
Biochemical gradients convey information through space, time, and concentration, and are ultimately capable of spatially resolving distinct cellular phenotypes, such as differentiation, proliferation, and migration.
Benjamin eLin, Andre eLevchenko
doaj   +1 more source

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