Reference Libraries

February 20, 2025

Exploring the potential of reconstructed human epithelial tissue models for safety assessment of intraoral medical devices

Medical devices are integral to a wide array of medical interventions and are increasingly utilized in both clinical and home settings. Within the oral cavity, intraoral medical devices are employed for various applications, to improve quality of life and maintain... Read More

February 19, 2025

Evaluation of the medical devices benchmark materials in the controlled human patch testing and in the RhE in vitro skin irritation protocol

Several irritants were used in the in vitro irritation medical device round robin. The objective of this study was to verify their irritation potential using the human patch test (HPT), an in vitro assay, and in vivo data. The irritants were lactic acid (LA), heptanoic acid (HA), sodium dodecyl... Read More

February 14, 2025

Two- and Three-Dimensional Culture Systems: Respiratory In Vitro Tissue Models for Chemical Screening and Risk-Based Decision Making

Risk of lung damage from inhaled chemicals or substances has long been assessed using animal models. However, New Approach Methodologies (NAMs) that replace, reduce, and/or refine the use of animals in safety testing such as 2D and 3D cultures are... Read More

January 29, 2025

Assessing nanotoxicity of food-relevant particles: A comparative analysis of cellular responses in cell monolayers versus 3D gut epithelial cultures

Engineered nanoparticles (NPs) are extensively used in the food industry, yet safety concerns remain. The lack of validated methodologies is a bottleneck towards resolving this uncertainty. Hence, the current study aims to compare two cell models by examining the toxicological... Read More

January 28, 2025

Cooperation of Cysteine, Ascorbic Acid, Pyridoxine, and α-Lipoic Acid in Antioxidant Effects on Human Keratinocytes and 3D Human Skin Models

Combinations of cysteine, ascorbic acid, and pyridoxine are frequently used in oral formulations. Although there have been many reports on the efficacy of each of these ingredients, little information is known about their combined effects on skin cells. The purpose... Read More