Browsing Faculty of Health Sciences by Author "Du Plessis, Johan"
Now showing items 1-4 of 4
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Exposures during industrial 3-D printing and post-processing tasks
Du Preez, Sonette; Linde, Stephanus J.L.; Du Plessis, Johan; Johnson, Alyson; LeBouf, Ryan F. (Emerald, 2018)Purpose This paper aims to measure exposures to airborne contaminants during three-dimensional (3-D) printing and post-processing tasks in an industrial workplace. Design/methodology/approach Contaminant concentrations ... -
Flow cytometric analysis of the oxidative status in human peripheral blood mononuclear cells of workers exposed to welding fumes
Du Plessis, Lissinda; Laubscher, Petrus; Jooste, Jacques; Du Plessis, Johan; Franken, Anja; Van Aarde, Nico; Eloff, Fritz (Taylor & Francis, 2010)Flow cytometry is a simple analytical technique that identifies, counts, and characterizes cells. The oxidative status of cells is influenced by many exogenous sources, such as occupational exposure to welding fumes. This ... -
International guidelines for the in vivo assessment of skin properties in non–clinical settings. Part 2. Transepidermal water loss and skin hydration
Du Plessis, Johan; Eloff, Fritz; Franken, Anja; Stefaniak, Aleksandr; John, Swen (Wiley, 2013)Background: There is an emerging perspective that it is not sufficient to just assess skin exposure to physical and chemical stressors in workplaces, but that it is also important to assess the condition, i.e. skin ... -
International guidelines for the in vivo assessment of skin properties in non–clinical settings: part 1. pH
Stefaniak, Aleksandr B.; Du Plessis, Johan; Eloff, Fritz; John, Swen M.; Agner, Tove; Chou, Tzu-Chieh; Nixon, Rosemary (Wiley, 2013)Background: Skin surface pH is known to influence the dissolution and partitioning of chemicals and may influence exposures that lead to skin diseases. Non-clinical environments (e.g. workplaces) are highly variable, ...