Neonicotinoid residues in commercial Japanese tea leaves produced by organic and conventional farming methods

Autor: Takahiro Ichise, Shouta M.M. Nakayama, Collins Nimako, Yoshinori Ikenaka, Kazutoshi Fujioka, Kumiko Taira, Anri Hirai, Osei Akoto, Mayumi Ishizuka

Publikováno v: Toxicology Reports, Vol 8, Iss, Pp 1657-1664 (2021)
Toxicology Reports

Graphical abstract
The current study sought to assess the residual levels of neonicotinoid insecticides (NEO) in organic and conventional green tea leaves produced in Japan. A total of 103 tea leaves (thus, 42 organic and 61 conventional), were

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a264063e850ad8f4d66d6e87b287f256
http://hdl.handle.net/2115/83757

Derivatization of estrogens enhances specificity and sensitivity of analysis of human plasma and serum by liquid chromatography tandem mass spectrometry

Autor: Faqehi, Abdullah M.M., Cobice, Diego F., Naredo, Gregorio, Mak, Tracy C.S., Upreti, Rita, Gibb, Fraser W., Beckett, Geoffrey J., Walker, Brian R., Homer, Natalie Z.M., Andrew, Ruth

Publikováno v: Faqehi, A M, Cobice, D F, Naredo, G, Mak, T C, Upreti, R, Gibb, F W, Beckett, G J, Walker, B R, Homer, N Z M & Andrew, R 2016, ' Derivatization of estrogens enhances specificity and sensitivity of analysis of human plasma and serum by liquid chromatography tandem mass spectrometry ', Talanta, vol. 151, pp. 148–156 . https://doi.org/10.1016/j.talanta.2015.12.062
Talanta

Estrogens circulate at concentrations less than 20 pg/mL in men and postmenopausal women, presenting analytical challenges. Quantitation by immunoassay is unreliable at these low concentrations. Liquid chromatography tandem mass spectrometry (LC–MS

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid_dedup__::aef06375c6cdf233b6b9a509f2a2f89c

Enhancing sensitivity in miniature mass spectrometry analysis via dicationic ionic liquid-based matrix-assisted ionization and charge inversion reactions.

Autor: Guo, Xiangyu, Ge, Yuncheng, Bai, Hua, Ma, Qiang

Publikováno v: Green Chemistry; 2/7/2024, Vol. 26 Issue 3, p1542-1550, 9p

Dietary risk assessment of benzophenone derivatives using bread consumption estimates in a Taiwanese population.

Autor: Chen, Hsin-Chang, Tsai, Chung-Jung, Huang, Yu-Fang, Wu, Chen-Ting

Publikováno v: Environmental Science & Pollution Research; Oct2023, Vol. 30 Issue 46, p102323-102334, 12p

Simultaneous Determination and Investigation of Nine Fungicides in Fruits Using Diethylenetriamine-Functional Magnetic Core-Shell Polymer Modified Graphene Oxide as an Efficient Adsorbent Coupled to UPLC-HRMS.

Autor: Ming-Li Ye¹ systemview123@126.com, Yan Zhu¹ zhuyan@zju.edu.cn

Publikováno v: International Journal of Molecular Sciences. Nov2017, Vol. 18 Issue 11, p2333. 17p.