Results 131 to 140 of about 11,437,124 (248)

Quantifying vertical and horizontal stand structure using terrestrial LiDAR in Pacific Northwest forests [PDF]

open access: yes, 2013
Thesis (Master's)--University of Washington, 2013Abstract Quantifying vertical and horizontal stand structure using terrestrial LiDAR in Pacific Northwest forests Alexandra Kazakova Chair of Supervisory Committee: Dr. L.
Kazakova, Alexandra N.
core  

A new flow chip in combination with multiphoton microscopy as a protocol for longitudinal 3D imaging of tissue calcification under shear stress

open access: yesFEBS Open Bio, EarlyView.
Miniaturized flow chip platform enabling continuous perfusion and longitudinal multiphoton 3D imaging of vascular smooth muscle cell constructs under physiological flow. Brightfield imaging guides region selection, while CellTracker Green and mRuby‐labeled fetuin‐A visualize cells and mineral deposition, respectively. Magnesium supplementation markedly
Vytautas Kučikas   +6 more
wiley   +1 more source

Spatial methods for quantifying forest stand structure development: a comparison between nearest-neighbor indices and variogram analysis

open access: yes, 2003
Insight into forest stand structure is of capital importance for understanding forest ecosystem structure and function. The ability of two spatial methods-based on (1) nearest-neighbor indices and (2) geostatistical variogram analysis-to quantify forest ...
Geudens, Guy   +4 more
core  

Proximal policy optimization integrated with Bayesian optimization for stand structure optimization in Pinus yunnanensis secondary forests

open access: yesFrontiers in Plant Science
IntroductionSecondary forests are often characterized by irrational stand structures and spatial imbalances, which constrain the full realization of their ecological functions. Existing deep learning approaches for stand structure optimization still face
Jianming Wang   +7 more
doaj   +1 more source

Ionomycin suppresses cancer cell growth by disrupting mitochondrial transcription

open access: yesFEBS Open Bio, EarlyView.
In this study, we identify a new function for the selective Ca2+ ionophore, ionomycin, as an inhibitor of mitochondrial transcription. Both total and nascent RNA analyses revealed that ionomycin treatment reduces the transcription of mitochondrial genes.
Lishen Wang   +10 more
wiley   +1 more source

Spatial genetic structure and pollen gene flow in a mixed oak stand.

open access: yes, 1998
L’organisation de la diversité génétique a été décrite dans le cas d’un peuplement mélangé de chêne sessile et pédonculé constitué de 355 arbres adultes répartis sur une surface de 6 ha. La diversité a été appréhendée à l’aide de 6 loci microsatellites manifestant un polymorphisme très élevé (de 15 à 32 allèles par locus).
Streiff, Rejane   +2 more
openaire   +1 more source

Evaluating the effect of γ‐oryzanol on MASLD pathology using a medaka fish model

open access: yesFEBS Open Bio, EarlyView.
This study explores a liver disease called MASLD, which is increasing worldwide and can lead to serious damage. Researchers used medaka fish instead of rodents to test a food compound, γ‐oryzanol. Fish fed this compound had less liver fat and healthier gut bacteria.
Yukako Ito   +7 more
wiley   +1 more source

Some Considerations in Seismic Analysis of Spatial Structure Acounting for Soil-Structure Interaction [PDF]

open access: yes, 2009
p. 323-332The seismic analysis of spatial structure in the last 40 years was developed from the static to the dynamic analysis, from the elastic analysis to the elasto-plastic analysis, from the deterministic to the stochastic analysis, and from the ...
LUAN, X. B., XUE, S. D.
core  

LiDAR-based individual tree AGB modeling of Pinus kesiya var. langbianensis by incorporating spatial structure

open access: yesEcological Indicators
Accurate and efficient estimation of individual tree aboveground biomass (AGB) is crucial for precision forestry and forest carbon stock assessment. While the influence of spatial structure on biomass is acknowledged, its integration into individual tree
Zhi Liu   +10 more
doaj   +1 more source

KDAC6 alters cell morphology and motility through positive and negative modulation of F‐actin distribution

open access: yesFEBS Open Bio, EarlyView.
KDAC6 has been associated with cell motility and actin structures, but specific domain contributions are not established. The two catalytic domains have differential effects on motility and F‐actin regulation, affecting cortical F‐actin density, motility, stress fibers, and cell spreading.
Taylor V. Joseph   +7 more
wiley   +1 more source

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