Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Constanze Stiefel"'
Autor:
Constanze Stiefel, Florian Stintzing
Publikováno v:
NFS Journal, Vol 31, Iss , Pp 57-92 (2023)
Over the last decades, global concerns regarding possible adverse health effects of chemical pollutants on the hormonal systems of living organisms in wildlife and humans are constantly growing. Endocrine-active and endocrine-disrupting chemicals (ED
Externí odkaz:
https://doaj.org/article/5f3dc14dde364a989da7eaca3b15862d
Publikováno v:
ACS Omega, Vol 2, Iss 8, Pp 5242-5250 (2017)
Externí odkaz:
https://doaj.org/article/7c89b32dc6e64675851da72beac0749c
Publikováno v:
Food chemistry. 391
Coffee is an inherent part of our daily nutrition and seems to have protective effects against diseases, whereby it is often not fully understood, which ingredients are responsible for the observed effect. Hence, a non-targeted bioactivity profiling
Publikováno v:
ACS Omega
ACS Omega, Vol 2, Iss 8, Pp 5242-5250 (2017)
ACS Omega, Vol 2, Iss 8, Pp 5242-5250 (2017)
Facing the widespread use of cosmetic products in daily use and recognizing the very limited information obtained by target analysis, a method suited for comprehensive characterization of cosmetics was aimed at. The biological activity of ingredients
Autor:
Wolfgang Schwack, Constanze Stiefel
Publikováno v:
International Journal of Cosmetic Science. 37:2-30
As excessive sun exposure is tightly associated with different pathological changes of the skin, for example premature skin ageing or the development of skin cancer, an appropriate protection of the skin against UV radiation is of particular importan
Publikováno v:
Photochemistry and Photobiology. 91:84-91
Previous studies showed that the common UV filter substances benzophenone-3 (BP-3), butyl methoxydibenzoylmethane (BM-DBM), octocrylene (OCR), ethylhexyl methoxycinnamate (EHMC), ethylhexyl salicylate (EHS) and ethylhexyl triazone (EHT) were able to
Autor:
Constanze Stiefel, Wolfgang Schwack
Publikováno v:
International Journal of Cosmetic Science. 35:588-599
Synopsis Objective Most UV filters used in sunscreens and other cosmetic products contain carbonyl groups, which generally are able to react with peptides or free amino acids of the human skin. To estimate their reactivity, we studied different promi
Publikováno v:
Journal of chromatography. A. 1462
Food packaging is designed to provide sufficient protection for the respective filling, legally binding information for the consumers like nutritional facts or filling information, and an attractive appearance to promote the sale. For quality and saf
Publikováno v:
Journal of AOAC INTERNATIONAL. 92:691-698
Dialkyl phosphates (DAP) are common degradation products of organophosphorus pesticides that are used as urinary biomarkers for human exposure. An HPTLC method was developed for the quantitative determination of DAP in fruit juices, i.e., dimethyl ph
Publikováno v:
Journal of Liquid Chromatography & Related Technologies. 30:2171-2184
A commercially available printer was modified for application of reagents in planar chromatography. Optimal settings of the printer driver regarding utmost reagent transfer were investigated. The spatial resolution of the printer was ascertained to b