Results 111 to 120 of about 1,209,776 (284)

LIFE  PREDICTION  FOR  HEAVY  STRUCTURES  BASED  ON  FATIGUE  CRACK  INITIATION  AND  GROWTH

open access: yes, 2012
The main goal for this thesis has been to perform fatigue life predictions on large components.Dierent methods were to be chosen and reviwed critically. Experimental datafor girth welded pipes was assessed by means of a version of BS7910 which were modeledfrom scratch.
openaire   +1 more source

Budsjettet relatert til dynamisk styring : en casestudie av SpareBank 1 Gruppen AS

open access: yes, 2010
Utredningen tar for seg problemstillingen: ”Hvordan forholder budsjettet seg til dynamisk styring i teori og praksis?” Utredningen er en casestudie av SpareBank 1 Gruppen AS. I 2009 innførte konsernet et nytt styringssystem, ”Dynamisk Styring”, som bygger på prinsipper fra Beyond Budgeting.
Bystrøm, Wenche Elisabeth, Holm, Marit
openaire   +1 more source

Organizing the interface—Plasma membrane architecture and receptor dynamics in virus‐cell interactions

open access: yesFEBS Letters, EarlyView.
Plasma membranes contain dynamic nanoscale domains that organize lipids and receptors. Because viruses operate at similar scales, this architecture shapes early infection steps, including attachment, receptor engagement, and entry. Using influenza A virus and HIV‐1 as examples, we highlight how receptor nanoclusters, multivalent glycan interactions ...
Jan Schlegel, Christian Sieben
wiley   +1 more source

Residual tail twisting in ascidian larvae is stabilized by asymmetric myofibrils that resist bilateral symmetry restoration

open access: yesFEBS Letters, EarlyView.
Ascidian Ciona larvae initially show strong clockwise tail twisting, which is largely corrected during development. However, a small residual twist remains. This study shows that organized helical myofibrils in tail muscles mechanically stabilize this residual asymmetry, preventing complete restoration of bilateral symmetry and revealing how embryos ...
Yuki S. Kogure   +3 more
wiley   +1 more source

Shareholder gains for bidder firms: an event study on the U.S. petroleum industry 

open access: yes, 2010
The purpose of this paper is to examine the merger gains to the bidder firms’ shareholders in the U.S. petroleum industry, through an event study, and through a cross‐sectional regression on the event study results. This paper utilizes three different event windows of 3, 11 and 21 days, symmetric around the event date in the event study.
openaire   +1 more source

Biophysical approaches for studying viral entry

open access: yesFEBS Letters, EarlyView.
Viruses infect all living organisms and have been responsible for major epidemics and pandemics. Their ongoing evolutionary battle with host defenses creates a constant need for improved tools to study viral behavior. Advancing methods to probe viral attachment, fusion, and genome release deepen our understanding of how infections begin and support the
Inbar Yosibash, Raya Sorkin
wiley   +1 more source

Effect of exercise intensity and diet intervention on cardiac function among obese children and adolescents

open access: yes, 2014
Introduction: Childhood obesity is an important risk factor for the early cardiovascular disease. Studies show conflicting results on whether it is the diet or physical inactivity that play the most important role in treating childhood obesity and possible health consequences.
openaire   +1 more source

The human gut microbiome across the life course

open access: yesFEBS Letters, EarlyView.
Despite significant individual variation and continuous change throughout life, the human gut microbiome follows some life stage‐specific trends. This article provides a brief overview of how gut microbiome composition shifts across different phases of life. Created in BioRender. Özkurt, E. (2026) https://BioRender.com/8q4nrnc.
Alise J. Ponsero   +4 more
wiley   +1 more source

苯甲酸钠诱导PC12细胞凋亡及对TH表达的影响

open access: yesZhongshan Daxue xuebao. Yixue kexue ban, 2014
摘 要: 【目的】 观察苯甲酸钠(SB)对PC12肾上腺嗜铬细胞瘤细胞凋亡的诱导作用及对酪氨酸羟化酶(TH)表达的影响。【方法】 以大鼠PC12细胞为多巴胺能神经元细胞模型,以10~ 50 mmol/L不同浓度的SB加入PC12细胞,培养24 h后,噻唑蓝(MTT)比色法检测细胞活性;DAPI染色观察细胞凋亡形态;流式细胞术检测细胞凋亡状况以及用Westernblot检测TH蛋白表达。【结果】 SB可呈浓度依赖性抑制PC12细胞活性,并诱导PC12细胞核形态呈凋亡改变;流式细胞术检测显示随着SB浓度增加,
doaj  

Septin 9 PB domains coordinate centrosome positioning and microtubule acetylation to control epithelial polarity

open access: yesFEBS Letters, EarlyView.
Septin 9 polybasic domains couple phosphoinositide‐rich membrane binding to centrosome positioning, Golgi organization, and microtubule acetylation to control epithelial polarity. Their loss disrupts this axis, causing centrosome mispositioning, Golgi fragmentation, reduced microtubule acetylation, and polarity inversion via upregulation of the ...
Ting ting Cai   +4 more
wiley   +1 more source

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