Photometry

How are In Vitro Testing Methods Used for Cosmetics?

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With the growing distaste and outright bans of animal testing of cosmetic products, more and more cosmetics companies are turning to in vitro testing. Let’s take a closer look at the nature of in vitro testing and the opportunities it offers for cosmetics brands and manufacturers.
in vitro and ex vivo assays: skin protection and immune defense system

Pollution and epigenetics: Histone H3 modifications in keratinocytes after exposure to urban dust and Benzo(a)pyrene

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In this work, human epidermal keratinocytes were used to study the effects of urban dust and benzo(a)pyrene on the epigenetic pattern of the histone H3 protein. The assay was then used to screen a series of plant extracts in order to find cosmetic actives to protect the skin against air pollution.