Results 121 to 130 of about 691,599 (315)

Chronobiology of Cancer: How Aging Fuels Oncogenesis at the Molecular Level

open access: yesAging and Cancer, EarlyView.
This graphical abstract illustrates the key biological pathways linking aging with cancer development and progression. In the upper left, cumulative exposure to ultraviolet radiation, toxins, and reactive oxygen species (ROS) causes DNA damage and genomic instability, whereas age‐related decline in repair mechanisms, such as ATM/ATR, BER, and NER ...
Anu Singh, Aroonima Misra, Sufian Zaheer
wiley   +1 more source

Brassinosteroid Regulates Cell Elongation by Modulating Gibberellin Metabolism in Rice[C][W][OPEN]

open access: yesThe Plant Cell, 2014
Physiological BR promotes cell elongation by inducing GA accumulation through activation of GA3ox-2 expression, whereas exogenously applied high concentrations of BR inhibit cell elongation by repressing GA level.
H. Tong   +8 more
semanticscholar   +1 more source

Developmental and Epileptic Encephalopathy due to Biallelic Pathogenic Variants in PIGM

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective PIGM encodes a critical enzyme in the glycosylphosphatidylinositol (GPI)‐anchor biosynthesis pathway. While promoter‐region mutations in PIGM have been associated with a relatively mild phenotype characterized by portal vein thrombosis and absence seizures, recent evidence suggests that coding‐region mutations result in a more severe
Júlia Sala‐Coromina   +11 more
wiley   +1 more source

Evaluation of properties of elastomer seal for fuel systems exposed to effects of rapeseed methyl ester

open access: yesResearch in Agricultural Engineering, 2017
Elastomer seals in fuel systems have to evince required mechanical properties also at exposure to fuels. The aim of the research was to determine an influence of various concentrations of rapeseed methyl ester (RME) on a change of mechanical properties ...
Vladimír Šleger   +2 more
doaj   +1 more source

Elongated Uvula [PDF]

open access: yesEar, Nose & Throat Journal, 2010
Tal, Marom, Yehudah, Roth, Udi, Cinamon
openaire   +2 more sources

Light‐Assisted 3D Printing Techniques and Photocrosslinking Strategies: Recent Advances in Musculoskeletal Tissue Engineering

open access: yesAdvanced Engineering Materials, EarlyView.
In this review, the current state of light‐assisted 3D printing as it pertains to engineering musculoskeletal tissues including bone, cartilage, skeletal muscle, tendon, and ligaments is summarized. Common printing techniques, photoreactive materials, and study design choices are compiled and reviewed.
Meagan Morgan, Bin Zhang, Roger Narayan
wiley   +1 more source

Pausing on Polyribosomes: Make Way for Elongation in Translational Control

open access: yesCell, 2015
Among the three phases of mRNA translation - initiation, elongation, and termination - initiation has traditionally been considered to be rate-limiting and thus the focus of regulation.
J. Richter, J. Coller
semanticscholar   +1 more source

Morfogênese na germinação e na fase de estabelecimento da Brachiaria ruziziensis submetida à adubação nitrogenada e potássica Morphogenesis in the germination and establishment phase of Brachiaria ruziziensis subjected to fertilization with nitrogen and potassium

open access: yesCiência Rural, 2012
Este estudo foi realizado com o objetivo de avaliar as respostas morfogênicas da Brachiaria ruziziensis submetida à adubação nitrogenada e potássica na germinação e na fase de estabelecimento.
Marcelo Barcelo Gomes   +5 more
doaj  

Effect of Al or Cu Content on Microstructure and Mechanical Properties of Zn Alloys Fabricated Using Continuous Casting and Extrusion

open access: yesMetals
The effect of Al or Cu content on the microstructure and mechanical properties of continuous casting and extrusion Zn alloys has been studied by a room temperature tensile test, X-ray diffraction, and scanning electron microscope. With the increase in Al
Shineng Sun, Jie Yu, Chao Wang
doaj   +1 more source

Microstructural Evolution and Vacancy Defect Formation in Mn–Mo–Ni RPV Steel Under Low Cycle Fatigue: Insights From EBSD and PALS

open access: yesAdvanced Engineering Materials, EarlyView.
Low‐cycle fatigue damage in Mn–Mo–Ni reactor pressure vessel steel is examined using a combined electron backscatter diffraction and positron annihilation lifetime spectroscopy approach. The study correlates texture evolution, dislocation substructure development, and vacancy‐type defect formation across uniform, necked, and fracture regions, providing
Apu Sarkar   +2 more
wiley   +1 more source

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