Results 81 to 90 of about 3,250,923 (288)

Monopulse tracking system Patent [PDF]

open access: yes, 1967
Monopulse tracking system with antenna array of three radiators for deriving azimuth and elevation ...
Shelton, J. P., Jr.
core   +1 more source

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

Background Indicators [PDF]

open access: yesEconometrics, 2019
It is customary to assume that an indicator of a latent variable is driven by the latent variable and some random noise. In contrast, a background indicator is also systematically influenced by variables outside the structural model of interest. Background indicators deserve attention because in empirical work they are difficult to distinguish from ...
openaire   +4 more sources

GRB990712: First Indication of Polarization Variability in a Gamma-ray Burst Afterglow [PDF]

open access: yes, 2000
We report the detection of significant polarization in the optical afterglow of GRB990712 on three instances 0.44, 0.70 and 1.45 days after the gamma-ray burst, with (P, theta) being (2.9% +- 0.4%, 121.1 degr +- 3.5 degr), (1.2% +- 0.4%, 116.2 degr +- 10.
Bakos G.   +15 more
core   +4 more sources

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

Estimating the prevalence of unpaid adult care over time [PDF]

open access: yes, 2005
To help fulfil their responsibilities towards unpaid carers, service providers need some idea of the carer’s situation and how many might require support.
Hirst, Michael Anthony
core  

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

Phosphatidylinositol 4‐kinase as a target of pathogens—friend or foe?

open access: yesFEBS Letters, EarlyView.
This graphical summary illustrates the roles of phosphatidylinositol 4‐kinases (PI4Ks). PI4Ks regulate key cellular processes and can be hijacked by pathogens, such as viruses, bacteria and parasites, to support their intracellular replication. Their dual role as essential host enzymes and pathogen cofactors makes them promising drug targets.
Ana C. Mendes   +3 more
wiley   +1 more source

An investigation performed in a Bangladeshi general hospital on the use of proton pump inhibitors drugs by patients [PDF]

open access: yesHospital Pharmacology
Introduction: Proton pump inhibitors (PPIs) are anti-ulcer drugs that have reportedly been used inappropriately in therapeutic settings, raising the risk of adverse effects, drug interactions , and costs.
Sony Tahmina Akter   +2 more
doaj   +1 more source

Indication of intrinsic spin Hall effect in 4d and 5d transition metals

open access: yes, 2011
We have investigated spin Hall effects in 4$d$ and 5$d$ transition metals, Nb, Ta, Mo, Pd and Pt, by incorporating the spin absorption method in the lateral spin valve structure; where large spin current preferably relaxes into the transition metals ...
D. H. Wei   +7 more
core   +1 more source

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