Results 101 to 110 of about 956,533 (304)

Optimum three-dimensional atmospheric entry from the analytical solution of Chapman's exact equations [PDF]

open access: yes
The general solution for the optimum three-dimensional aerodynamic control of a lifting vehicle entering a planetary atmosphere is developed. A set of dimensionless variables, modified Chapman variables, is introduced.
Busemann, A., Culp, R. D., Vinh, N. X.
core   +1 more source

The NLTE Barium Abundance in Dwarf Stars in the Metallicity Range of -1 < [Fe/H] < +0.3

open access: yes, 2011
We present the results of determination of the barium abundance considering the non-LTE (NLTE) effects in 172 dwarf stars in the metallicity range of -1< [Fe/H]
Allen   +57 more
core   +3 more sources

Overview of molecular signatures of senescence and associated resources: pros and cons

open access: yesFEBS Open Bio, EarlyView.
Cells can enter a stress response state termed cellular senescence that is involved in various diseases and aging. Detecting these cells is challenging due to the lack of universal biomarkers. This review presents the current state of senescence identification, from biomarkers to molecular signatures, compares tools and approaches, and highlights ...
Orestis A. Ntintas   +6 more
wiley   +1 more source

Modificação da atmosfera na qualidade pós-colheita de ameixas cv. Reubennel Modified atmosphere on postharvest quality of plums cv. Reubennel

open access: yesRevista Brasileira de Fruticultura, 2005
Ameixas, de modo geral, têm curto período de conservação pós-colheita, havendo necessidade de otimizar as condições de colheita e de armazenamento. Este trabalho objetivou avaliar o efeito de diferentes modificadores de atmosfera, durante o armazenamento
Marcelo Barbosa Malgarim   +4 more
doaj   +1 more source

Environmental impacts of the satellite power system (SPS) on the middle atmosphere [PDF]

open access: yes
The heavy lift launch vehicles (HLLV) proposed for use in constructing satellite power systems (SPS) would deposit various contaminants in the middle atmosphere, contaminants that would conceivable have adverse effects on climate and upper air structure.

core   +1 more source

Bondi Accretion and the Problem of the Missing Isolated Neutron Stars

open access: yes, 2003
A large number of neutron stars (NSs), ~10^9, populate the Galaxy, but only a tiny fraction of them is observable during the short radio pulsar lifetime.
Aldo Treves   +17 more
core   +2 more sources

Calcium‐sensing receptor induces the apoptosis of chondrocytes in cooperation with phosphate transporter

open access: yesFEBS Open Bio, EarlyView.
Excess Ca2+ ions activate the Calcium‐Sensing Receptor (CaSR), which subsequently drives the uptake of excess inorganic phosphate (Pi) via the Pi transporter (Pit−1) in chondrocytes. This mechanism causes a toxic increase in intracellular Pi concentration, ultimately leading to chondrocyte apoptosis and pathological mineralization. Excess extracellular
Sachie Nakatani   +7 more
wiley   +1 more source

ATP13A2 is involved in intracellular polyamine transport in lung epithelial cells

open access: yesFEBS Open Bio, EarlyView.
Spermidine transport in lung epithelial cells involves the polyamine transporter ATP13A2. Cell proliferation is associated with the upregulation of ATP13A2. Polyamines are present in all living cells and are implicated in various crucial cellular processes such as proliferation, apoptosis and autophagy.
Yuta Hatori   +8 more
wiley   +1 more source

ИЗМЕНЕНИЕ СОДЕРЖАНИЯ ПЕКТИНОВЫХ ВЕЩЕСТВ В ПЛОДАХ ЯБЛОНИ ПОД ВЛИЯНИЕМ ПЛЕНКООБРАЗУЮЩЕГО СОСТАВА «PELECOL» ПРИ ДЛИТЕЛЬНОМ ХРАНЕНИИ

open access: yesStudia Universitatis Moldaviae: Stiinte reale si ale naturii, 2016
SCHIMBAREA CONŢINUTULUI DE SUBSTANŢE PECTICE ÎN FRUCTELE DE MĂR SUB INFLUENŢA SUBSTANŢEI PELICULOGENE „PELECOL” ÎN PERIOADA DE PĂSTRARE ÎNDELUNGATĂ A fost studiată dinamica substanţelor pectice în fructele de măr de soiurile Idared, Goldenspur şi ...
Valentina SVETLICENKO
doaj  

FGFR Like1 drives esophageal cancer progression via EMT, PI3K/Akt, and notch signalling: insights from clinical data and next‐generation sequencing analysis

open access: yesFEBS Open Bio, EarlyView.
Clinical analysis reveals significant dysregulation of FGFRL1 in esophageal cancer (EC) patients. RNAi‐coupled next‐generation sequencing (NGS) and in vitro study reveal FGFRL1‐mediated EC progression via EMT, PI3K/Akt, and Notch pathways. Functional assays confirm its role in tumor growth, migration, and invasion.
Aprajita Srivastava   +3 more
wiley   +1 more source

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