Zobrazeno 1 - 10
of 28
pro vyhledávání: '"Vahideh Ilbeigi"'
Autor:
Vahideh Ilbeigi, Štefan Matejčík
Plant hormones (PHs) are signalling molecules produced within plants that influence plant growth, seed germination, fruit maturation and ripening and pathogen defence [1,2]. Hence, the quantitative analysis of the PHs and determination of their conce
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4f318e349818c33fc651d42dd1ba7d96
Autor:
Vahideh Ilbeigi, Štefan Matejčík
Ion mobility spectrometry (IMS) equipped with a corona discharge (CD) ion source was used for measurement of three auxin plant hormones including indole-3-acetic acid (IAA), indole-3-propionic acid (IPA), and indole-3-butyric acid (IBA). The measurem
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8dcf463e54b3c0f9e401f28cecc2e21f
Ion mobility spectrometry (IMS) equipped with a corona discharge (CD) ion source was used for measurement of three auxin plant hormones including indole-3-acetic acid (IAA), indole-3-propionic acid (IPA), and indole-3-butyric acid (IBA). The measurem
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6c62e564083e17445c0ab46a31e88d9e
https://zenodo.org/record/7981083
https://zenodo.org/record/7981083
Publikováno v:
International Journal for Ion Mobility Spectrometry. 23:127-131
Diazinon and phosalone are two pesticides widely used in agriculture and gardening. Because the residues of these pesticides in fruits, vegetable, and environment are dangerous for human and domestic animal health, their determination in different sa
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::3db7c01799d385c9e6703b2064783794
https://doi.org/10.1007/s12127-020-00262-3
https://doi.org/10.1007/s12127-020-00262-3
Publikováno v:
Analytical Chemistry. 92:7924-7931
Ion mobility spectra of citric acid (CA) are complex, and several peaks are observed for CA and its fragments in both the positive and negative modes. Using DFT calculations, we found that the fragments are both less acidic and less basic than CA in
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ed470835070690667d57644c6e959f63
https://doi.org/10.1021/acs.analchem.0c01318
https://doi.org/10.1021/acs.analchem.0c01318
Publikováno v:
The Journal of Physical Chemistry A. 124:3386-3397
The ionization of tartaric acid (TA) in an atmospheric pressure chemical ionization corona discharge ion source was studied by ion mobility spectrometry (IMS) with zero air as the drift gas. Density functional theory was used for structural and therm
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::bde3f1220335020eda09b10756a11dc5
https://doi.org/10.1021/acs.jpca.0c00118
https://doi.org/10.1021/acs.jpca.0c00118
Publikováno v:
Journal of Agricultural and Food Chemistry
Methyl salicylate (MeSA) is a plant-signaling molecule that plays an essential role in the regulation of plant responses to biotic and abiotic pathogens. In this work, solid phase microextraction (SPME) and a multicapillary column (MCC) are coupled t
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2dfdcf40332ceecb482a4cc0805e05bf
Autor:
Vahideh Ilbeigi, Seyed Mohammad Seyed Khademi, Mahmoud Tabrizchi, Ursula Telgheder, Younes Valadbeigi
Publikováno v:
International Journal of Mass Spectrometry. 442:29-34
Glyphosate is utilized extensively as a herbicide in the world. According to EPA regulation in 2009, it is recommended to monitor of glyphosate in drinking water. In this work the capability of ion mobility spectrometry (IMS) as an analytical techniq
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8d9e90071e2a306b4b791bddd2e12c27
https://doi.org/10.1016/j.ijms.2019.05.002
https://doi.org/10.1016/j.ijms.2019.05.002
Autor:
Vahideh Ilbeigi, Younes Valadbeigi
Publikováno v:
Rapid Communications in Mass Spectrometry. 35
RATIONALE Morphine and codeine are two important compounds of the opiate family that have vast applications in medicine. Several techniques have been reported for the determination of these opiates. Although ion mobility spectrometry (IMS) in positiv
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6f6f0604fe273647beb57bb4cf52a5d8
https://doi.org/10.1002/rcm.9044
https://doi.org/10.1002/rcm.9044
Publikováno v:
Journal of pharmaceutical and biomedical analysis. 197
Gabapentin is a pharmacological agent used in the treatment of epileptic seizures. In this work, a fast method is proposed for determination of gabapentin in urine by ion mobility spectrometry (IMS) without any extraction and derivatization. ZnCl2 wa
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c55a8bb5b7236f18b9e4868ff1c528b7
https://pubmed.ncbi.nlm.nih.gov/33636645
https://pubmed.ncbi.nlm.nih.gov/33636645