Results 101 to 110 of about 265,312 (219)

Analysis of organophosphorus pesticides in whole blood by GC-MS-mu ECD with forensic purposes

open access: yes
In the present work, two multi-residue methods for the determination of ten organophosphorus pesticides (OPs), namely chlorfenvinphos, chlorpyrifos, diazinon, dimethoate, fenthion, malathion, parathion, phosalone, pirimiphos-methyl and quinalphos, in ...
Valente, Nuno I. P.   +4 more
core   +1 more source

ECD promotes gastric cancer metastasis by blocking E3 ligase ZFP91-mediated hnRNP F ubiquitination and degradation

open access: yes, 2018
The human ortholog of the Drosophila ecdysoneless gene (ECD) is required for embryonic development and cell-cycle progression; however, its role in cancer progression and metastasis remains unclear.
Song Zhu   +8 more
core   +1 more source

[Determination of triazolam in human urine by GC/ECD].

open access: yesFa yi xue za zhi, 2002
A GC/ECD method was established to determine triazolam in human urine qualitatively and quantitatively. The triazolam was extracted from 2 ml urine with 2 x 2 ml chloroform. The retention time of triazolam was 10.74 min. The limit of the determination was 0.5 ng/ml. The recovery of the procedure in 5 ng/ml was 95.98%, CV = 7.85% (n = 5).
openaire   +1 more source

Determination of Nitroaromatic, Nitramine, and Nitrate Ester Explosives in Soils Using GC-ECD [PDF]

open access: yes, 1999
Abstract : Nitroaromatic, nitramine, and nitrate ester explosives are analytes of interest for hazardous waste site characterization and land mine detection. Traditionally determined by high-performance liquid chromatography (HPLC), these thermally labile analytes may be determined by gas chromatography (GC) by using direct injection into a deactivated
Thomas A. Ranney, Marianne E. Walsh
openaire   +1 more source

Evaluation of Ozonation Technique for Pesticide Residue Removal in Okra and Green Chili Using GC-ECD and LC-MS/MS. [PDF]

open access: yesPlants (Basel), 2022
Singh S   +8 more
europepmc   +1 more source

Szerves oldószeres dinamika alapú ECD módszer fejlesztése és tesztelése szintetikus és természetes származékokon

open access: yes, 2019
A szakdolgozatomban egy explicit oldószermodellt felhasználó molekuladinamika alapú TDDFT-ECD módszert tesztelek négy - témavezetőm által már korábban vizsgált - kis flexibilitású molekulán, melyeknél a normál megközelítéssel kapott eredmények nem ...
Rimóczi, Aliz
core  

Is serum HER2-ECD testing significant for resectable gastric cancer?

open access: yes, 2015
48 Background: Accurate assessment of human epidermal growth factor receptor (HER) 2 is essential for patients with gastric cancer (GC) who may benefit from therapies targeting this surface receptor such as trastuzumab.
Yasumasa Niwa   +11 more
core   +1 more source

Synthesis and characterization of 4-hydroxy-2-nonenal derivatives for gas chromatographic analysis with electron capture detection (GC-ECD) [PDF]

open access: yes, 2007
4-Hydroxy-2-nonenal (HNE) has been prepared from the corresponding dimethylacetal (HNE-DMA), in turn synthesized by a conventional approach with a few modifications of the experimental protocol and some improvements in the purification of the final ...
E. Santaniello   +3 more
core   +1 more source

Quantification using GC/ECD: challenges and pitfalls

open access: yesMacedonian Pharmaceutical Bulletin, 2020
Ana Poceva Panovska   +5 more
openaire   +1 more source

Comparison of Detection Limits and Relative Responses for Alternative Fluorocarbons by GC‐ECD, GCAED,and GC‐MS

open access: yes, 2001
Detection limits for several common alternative fluorocarbons (AFCs) using electron capture detector (ECD), mass spectrometry (MS) and atomic emission detector (AED) gas chromatography (GC) are determined and compared.
Sousa, Sonia R., Bialkowski, Stephen E.
core   +1 more source

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