Results 21 to 30 of about 89,596 (343)

Interactions of Cisplatin and Daunorubicin at the chromatin level [PDF]

open access: yes, 2020
Unexpectedly, the widely used anticancer agents Cisplatin (Cis-Pt) and Daunorubicin (Dauno) exhibited cell type- and concentration-dependent synergy or antagonism in vitro.
Bacsó, Zsolt   +7 more
core   +2 more sources

Automated online preconcentration system for the determination of trace amounts of lead using Pb-selective resin and inductively coupled plasma-atomic emission spectrometry [PDF]

open access: yes, 2006
An automated sequential-injection online preconcentration system was developed for the determination of lead by inductively coupled plasma - atomic emission spectrometry (ICP-AES). The preconcentration of lead was performed with a minicolumn containing a
A. Sabarudin   +5 more
core   +1 more source

A novel selenocystine-accumulating plant in selenium-mine drainage area in Enshi, China. [PDF]

open access: yesPLoS ONE, 2013
Plant samples of Cardamine hupingshanesis (Brassicaceae), Ligulariafischeri (Ledeb.) turcz (Steraceae) and their underlying top sediments were collected from selenium (Se) mine drainage areas in Enshi, China.
Linxi Yuan   +5 more
doaj   +1 more source

Analysis of Four Arsenic Species in Different Types of Rice Based on Liquid Chromatography-Atomic Fluorescence Spectrometry

open access: yesLiang you shipin ke-ji, 2023
A fast analytical protocol for the simultaneous analysis of As(Ⅲ), As(Ⅴ), DMA and MMA in purple rice, red rice and common brown rice was established based on liquid chromatography-atomic fluorescence spectrometry. For the first time, three mobile phases (
YANG Huan   +3 more
doaj   +1 more source

Cold molecular ions on a chip [PDF]

open access: yes, 2014
We report the sympathetic cooling and Coulomb crystallization of molecular ions above the surface of an ion-trap chip. N$_2^+$ and CaH$^+$ ions were confined in a surface-electrode radiofrequency ion trap and cooled by the interaction with laser-cooled ...
Mokhberi, A., Willitsch, S.
core   +2 more sources

Determination of Arsenic in the Rainbow Trout Muscle and Rice Samples

open access: yesCzech Journal of Food Sciences, 2009
The content of arsenic was determined in the rainbow trout muscle (Oncorhynchus mykiss) and in rice samples. The method of atomic absorption spectrometry with hydride generation (HG-AAS) in graphite furnace was used for total arsenic determination ...
V. Harkabusová   +3 more
doaj   +1 more source

An overview of methods used for quantification of heavy metal contents in vegetal samples

open access: yesRomanian Journal of Ecology & Environmental Chemistry, 2021
Continuous monitoring of heavy metals content in vegetal products is a priority for food control and a risk assessment strategy for human health. Having in view the importance of heavy metals surveillance, the aim of this paper is to identify, on the ...
Gina Vasile Scaeteanu   +2 more
doaj   +1 more source

Analysis of Trace Elements in Human Brain: Its Aim, Methods, and Concentration Levels

open access: yesFrontiers in Chemistry, 2019
Trace elements play a crucial role in many biochemical processes, mainly as components of vitamins and enzymes. Although small amounts of metal ions have protective properties, excess metal levels result in oxidative injury, which is why metal ion ...
Cezary Grochowski   +10 more
doaj   +1 more source

NORTH-EASTERN SHARED RESEARCH FACILITIES OF NEISRI FEB RAS: EQUIPMENT AND DIRECTIONS OF RESEARCH

open access: yesГеодинамика и тектонофизика, 2022
The activity of the North-Eastern Shared Research Facilities of the Shilo North-East Interdisciplinary Scientific Research Institute, Far Eastern Branch of the Russian Academy of Sciences (NEISRI FEB RAS) is aimed at conducting analytical studies of ...
O. T. Sotskaya   +2 more
doaj   +1 more source

Development of a fast screening method for the direct determination of chlorinated persistent organic pollutants in fish oil by high-resolution continuum source graphite furnace molecular absorption spectrometry [PDF]

open access: yes, 2017
The authors are grateful to the Conselho Nacional de Desenvolvimento Científico and Tecnológico (CNPq); the present research was mostly financed through Project no. CNPq 406877/2013-0.
Cadorim, Heloisa R.   +8 more
core   +1 more source

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