Results 81 to 90 of about 4,043,334 (304)

Pendugaan Dinamika Struktur Tegakan Hutan Alam Bekas Tebangan (Estimation of Stand Structure Dynamics of Logged-over Natural Forests)

open access: yesJurnal Manajemen Hutan Tropika, 2011
Dynamics of stand structure (DST), which could indicate the growth performance of logged-over forests, mayvary depending on various factors, e.g. stand density, initial stand structure, species composition, time afterlogging, and environmental factors ...
Muhdin .   +5 more
doaj   +1 more source

A Multivariate Hybrid Stochastic Differential Equation Model for Whole-Stand Dynamics

open access: yesMathematics, 2020
The growth and yield modeling of a forest stand has progressed rapidly, starting from the generalized nonlinear regression models of uneven/even-aged stands, and continuing to stochastic differential equation (SDE) models.
Petras Rupšys   +2 more
doaj   +1 more source

Liver organoids: modelling complexity in homeostasis and disease

open access: yesFEBS Letters, EarlyView.
Studying liver in vitro has been challenging because simple 2D cell cultures fail to capture liver's cellular and architectural complexity. To bridge this gap, scientists increasingly use organoids, 3D liver models which better mimic liver composition and function. This review examines recent advances in liver organoid complexity and realism, discusses
Anna M. Dowbaj, Meritxell Huch
wiley   +1 more source

Code for BETA+ model used in "Forest Stand Complexity Controls Ecosystem-Scale Evapotranspiration Dynamics: Implications for Landscape Flux Simulations"

open access: yes, 2022
MATLAB files used to run the BETA+ simulations presented in "Forest Stand Complexity Controls Ecosystem-Scale Evapotranspiration Dynamics: Implications for Landscape Flux Simulations", a manuscript submitted to the special issue "Soil-Stomata-Sky" in ...
Leonard, Rhoswen   +2 more
core   +1 more source

Partial depletion of plasminogen activator inhibitor‐1 decreases subcutaneous fat cell hypertrophy and liver cholesterol in high‐fat‐fed female mice

open access: yesFEBS Letters, EarlyView.
Obesity raises blood levels of PAI‐1, a protein linked to metabolic dysfunction‐associated steatotic liver disease in people with obesity. In female mice fed a high‐fat diet, partially lowering PAI‐1 led to smaller subcutaneous fat cells and lower liver cholesterol, without changing body weight or insulin sensitivity.
Claudia E. Ramirez Bustamante   +10 more
wiley   +1 more source

The effects of stand characteristics on the understory vegetation in Quercus petraea and Q. cerris dominated forests [PDF]

open access: yes, 2013
The shelterwood system used in Hungary has many effects on the composition and structure of the herb layer. The aim of our study was to identify the main variables that affect the occurence of herbs and seedlings in Turkey oak-sessile oak (Quercus cerris
Ódor, Péter   +8 more
core   +1 more source

Ligand‐dependent transcriptional heterogeneity in cell cycle gene expression delays G1/S entry

open access: yesFEBS Letters, EarlyView.
EGF and HRG induce distinct G1/S progression programs in ErbB2‐amplified BT474 breast cancer cells. Despite activating the potent ErbB2–ErbB3 heterodimer, HRG does not accelerate cell‐cycle entry. Instead, EGF promotes earlier restriction‐point passage via ERK–FOS signaling, whereas HRG activates the AKT–MYC axis, driving transcriptional heterogeneity ...
Ririn Rahmala Febri   +5 more
wiley   +1 more source

Spatial pattern of regeneration gaps in managed and unmanaged stands in natural Beech (Fagus orientalis) forests [PDF]

open access: yesتحقیقات جنگل و صنوبر ایران, 2008
The spatial structure of a forest stand plays a key role in its dynamics. It also determines the chance of establishing seedlings and the renewal capacity of the stand.
Asadollah Mataji   +3 more
doaj  

Emerging experimental and computational methods for studying redox‐regulated structural transitions

open access: yesFEBS Letters, EarlyView.
Redox reactions can reshape proteins and alter how they behave in cells, with important consequences for health and disease. This review explores emerging experimental and computational approaches for discovering these redox‐sensitive protein switches, revealing their structural effects, and predicting their behavior, opening new opportunities to ...
Tasneem Rass   +2 more
wiley   +1 more source

General Dynamics Corporation Report GA-1612

open access: yes, 1960
From preface: This report presents the status of design of the MGCR prototype plant as of July 1 ...
General Dynamics Corporation
core  

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