نتایج جستجو برای: 667 and 567 days

تعداد نتایج: 16833696  

2012
Scot E. Campbell Michael P. Matthews Rich DeLaura

The effective management of traffic flows during convective weather events in congested air space requires decision support tools that can translate weather information into anticipated air traffic operational impact. In recent years, MIT Lincoln Laboratory has been maturing the Convective Weather Avoidance Model (CWAM) to correlate pilot behavior in the enroute airspace with observable weather...

Journal: :Cell death discovery 2021

Abstract Colorectal cancer (CRC) is one of the most common malignancies worldwide. Circular RNAs (circRNAs) are involved in pathological processes, especially development cancers, but roles circRNAs CRC largely unknown. In this study, we investigated role and underlying mechanisms Circ_0030998 cell proliferation angiogenesis. We found that was upregulated tissues cells, its upregulation related...

2016
Trevor Humby Ellen S. Cross Lauren Messer Silvia Guerrero William Davies

Postpartum psychosis (PP) is a severe psychiatric disorder affecting a small proportion of new mothers shortly after childbirth. The molecular pathophysiology underlying the disorder is currently poorly understood, and there are no amenable animal models for the condition; maternal deficiency for the enzyme steroid sulfatase has been proposed as a potential risk mechanism. Here we show that inh...

Journal: :Developmental Medicine & Child Neurology 2021

This commentary is on the scoping reviews by Lee and Zwicker pages 649–658 659–667 of this issue.

Shahriar Eghtesadi,

In order to study the interaction of glutathione, vitamin C and vitamin E under hyperoxia (95 % oxygen) and hyperbaric oxygen (2.5 atmospheric pressure), 20 days old male Guinea pigs were fed with basal vitamin C free diet, while receiving a vitamin C supplement of either high concentration (50 mg/day) or low concentration (1 mg/day) for two weeks. Animals were than exposed to hyperoxia and hyp...

2012
Simone Marchi William F. Bottke David A. Kring Alessandro Morbidelli

2001
A. Costela R. Sastre D. W. Coutts C. E. Webb

We report on the laser action of pyrromethene 567 incorporated into polymeric matrices and pumped longitudinally with the green line of a copper-vapor laser. When the dye was dissolved in a copolymer of methyl methacrylate and pentaerythritol triacrylate, 290 mW average power at 1 kHz ~37% lasing efficiency! was obtained. The laser output decreased to 150 mW after 30 min irradiation time (1.831...

2000
Ann E. Bigelow Susan A. J. Birch

A short-term longitudinal study with 4and 5-month-old infants investigated whether infants’ prior experience with contingency or noncontingency in social interactions with specific others affects infants’ preference for these others in subsequent interactions. On Session 1 infants were simultaneously presented with social interaction from two strangers via video, one was interacting contingentl...

2000
Michael Burawoy

What is Russia and where is it going? As we approach the ninth year after the Fall, we are faced with Russia’s unprecedented economic decline, year in year out. The story is grim whether measured by gross domestic product, capital investment, industrial and agricultural output, inflation, budget deficits, international debt, educational levels, or health and mortality. Just when economists anti...

Journal: :Journal of Vascular and Interventional Radiology 2023

Acute cholangitis can lead to severe complications if poorly managed. Peroral endoscopic biliary drainage is not feasible in some patients, such as those with altered anatomy. Interventional radiology (IR) play a significant role by performing transhepatic/transjejunal these patients. This study aims describe interventions performed patients acute and the impact of interventions. Percutaneous w...

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