Results 31 to 40 of about 45,739 (220)

UAS FOR ARCHAEOLOGY – NEW PERSPECTIVES ON AERIAL DOCUMENTATION [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2013
In this work some Unmanned Aerial Systems applications are discussed and applied to archaeological sites survey and 3D model reconstructions. Interesting results are shown for three important and different aged sites on north Sardinia (Italy).
P. Fallavollita   +7 more
doaj   +1 more source

Structural characterization of CYP144A1 - a cytochrome P450 enzyme expressed from alternative transcripts in Mycobacterium tuberculosis. [PDF]

open access: yes, 2016
Mycobacterium tuberculosis (Mtb) causes the disease tuberculosis (TB). The virulent Mtb H37Rv strain encodes 20 cytochrome P450 (CYP) enzymes, many of which are implicated in Mtb survival and pathogenicity in the human host.
Abell, Chris   +11 more
core   +2 more sources

Effect of green manure crops and organic amendments on incidence of nematode-borne tobacco rattle virus [PDF]

open access: yes
Tobacco rattle tobravirus (TRV) may infect several ornamental bulb crops and is transmitted by trichodorid nematodes. Paratrichodorus teres, P. pachydermus and Trichodorus similis are the main vectors in the Netherlands.
Asjes, C.J.   +4 more
core   +2 more sources

Tricuspid regurgitant velocity elevation in a three-year old child with sickle cell anemia and recurrent acute chest syndromes reversed not by hydroxyurea but by bone marrow transplantation

open access: yesHematology Reports, 2011
Elevated Tricuspid Regurgitant Velocity (TRV) has been related to higher mortality in adults and to hemolysis, lower oxygen saturation during 6-minute walk test and acute chest syndrome (ACS) in children with sickle cell disease (SCD).
Raffaella Colombatti   +9 more
doaj   +1 more source

An RxLR effector from phytophthora infestans prevents re-localisation of two plant NAC transcription factors from the endoplasmic reticulum to the nucleus [PDF]

open access: yes, 2013
The plant immune system is activated following the perception of exposed, essential and invariant microbial molecules that are recognised as non-self. A major component of plant immunity is the transcriptional induction of genes involved in a wide array ...
A Block   +70 more
core   +4 more sources

The symmetry of the superconducting order parameter in PuCoGa$_5$

open access: yes, 2005
The symmetry of the superconducting order parameter in single-crystalline PuCoGa$_5$ ($T_{\rm c} = 18.5$ K) is investigated via zero- and transverse- field muon spin relaxation ($\mu$SR) measurements, probing the possible existence of orbital and/or spin
Amin   +34 more
core   +1 more source

Constraints on Parity-Even Time Reversal Violation in the Nucleon-Nucleon System and Its Connection to Charge Symmetry Breaking

open access: yes, 1997
Parity-even time reversal violation (TRV) in the nucleon-nucleon interaction is reconsidered. The TRV $\rho$-exchange interaction on which recent analyses of measurements are based is necessarily also charge-symmetry breaking (CSB).
B. Desplanques   +25 more
core   +2 more sources

Gauge Dependence of the Effective Average Action in Einstein Gravity [PDF]

open access: yes, 1998
We study the gauge dependence of the effective average action Gamma_k and Newtonian gravitational constant using the RG equation for Gamma_k. Then we truncate the space of action functionals to get a solution of this equation.
Antoniadis I.   +5 more
core   +3 more sources

The Influence of Aerosols and Meteorological Conditions on the Total Rain Volume of the Mesoscale Convective Systems Over Tropical Continents

open access: yesGeophysical Research Letters, 2018
This study provides an observational assessment of the variations of the total rain volume (TRV) with aerosols through the entire lifetime of mesoscale convective systems (MCSs) over tropics.
Sudip Chakraborty   +3 more
doaj   +1 more source

The predictive value of tissue response viewer for lesion transmurality in a porcine model

open access: yesHellenic Journal of Cardiology, 2023
Background: The tissue response viewer (TRV) is a multiparametric index that incorporates time, power, tissue pressure, impedance, and wall thickness data during radiofrequency catheter ablation (RFCA) and is used to predict the transmurality of lesions.
Lei Ding   +11 more
doaj   +1 more source

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