Results 131 to 140 of about 120,161 (290)

Primary standardization of 224Ra activity by liquid scintillation counting. [PDF]

open access: yesAppl Radiat Isot, 2020
Napoli E   +7 more
europepmc   +1 more source

Oxygen consumption from air and water, ammonia and urea‐N excretion, and Na+ fluxes during progressive aquatic hypoxia in Amazonian armoured catfish Pterygoplichthys gibbiceps and Pterygoplichthys pardalis

open access: yesJournal of Fish Biology, EarlyView.
Abstract The Amazonian loricariid fish Pterygoplichthys gibbiceps, from the Rio Negro, and Pterygoplichthys pardalis, from the Rio Solimões, are facultative air‐breathers that can use the stomach as an air‐breathing organ. Measurement of oxygen uptake under progressive aquatic hypoxia revealed a relatively high hypoxia resistance of both species.
Bernd Pelster   +2 more
wiley   +1 more source

Assessment of the 222Rn radioactivity content in drinking water by using Liquid Scintillation Counting (LSC)

open access: yesAtti della Accademia Peloritana dei Pericolanti : Classe di Scienze Fisiche, Matematiche e Naturali
In this article the evaluation of the radon content in drinking water samples from the province of Reggio Calabria (Calabria, Southern Italy), is reported.
Francesco Caridi   +8 more
doaj   +1 more source

Liquid Scintillators; Technology and Challenges [PDF]

open access: yes6th International Conference on Technology and Instrumentation in Particle Physics (TIPP2023) 4 - 8 Sep 2023 Cape Town, Western Cape, South Africa
This is a brief review of liquid scintillators, an important technology for detection of ionizing radiation. We will first review the basic mechanisms of light production in most organic liquid scintillators. For most practical detector applications, the scintillators need to be optimized for choices of photosensors and compatibility with optical ...
arxiv  

Engineering Rubisco condensation in chloroplasts to manipulate plant photosynthesis

open access: yesPlant Biotechnology Journal, EarlyView.
Summary Although Rubisco is the most abundant enzyme globally, it is inefficient for carbon fixation because of its low turnover rate and limited ability to distinguish CO2 and O2, especially under high O2 conditions. To address these limitations, phytoplankton, including cyanobacteria and algae, have evolved CO2‐concentrating mechanisms (CCM) that ...
Taiyu Chen   +8 more
wiley   +1 more source

Biodistribution and pharmacokinetics of a telodendrimer micellar paclitaxel nanoformulation in a mouse xenograft model of ovarian cancer

open access: yesInternational Journal of Nanomedicine, 2012
Wenwu Xiao1, Juntao Luo2, Teesta Jain3, John Riggs3, Harry P Tseng1, Paul T Henderson3, Simon R Cherry4, Douglas Rowland4, Kit S Lam1,31Department of Biochemistry and Molecular Medicine, UC Davis Cancer Center, University of California Davis, Sacramento,
Xiao W   +9 more
doaj  

Stomata‐Photosynthesis Synergy Mediates Combined Heat and Salt Stress Tolerance in Sugarcane Mutant M4209

open access: yesPlant, Cell &Environment, EarlyView.
ABSTRACT Sugarcane (Saccharum officinarum L.) is an economically important long‐duration crop which is currently facing concurrent heat waves and soil salinity. The present study evaluates an inducible salt‐tolerant sugarcane mutant M4209, developed via radiation‐induced mutagenesis of elite check variety Co 86032, under heat (42/30°C; day/night), NaCl
Pooja Negi   +7 more
wiley   +1 more source

Can biochar amendment alter the sorption of glyphosate in the Australian Vertosol soil system?

open access: yesSoil Security
Biochar has the potential to adsorb glyphosate, a potential groundwater pollutant in areas having indiscriminate use in farming activities. Batch sorption experiments were conducted at the University of Sydney, Australia.
Aman D. Sharma
doaj  

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