There are two types of melanin: eumelanin (darker pigment) and pheomelanin (lighter pigment)
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Considering CO23FLC strain with respect to the sensitive one we observed an increase of intracellular level of GSH that may be due either to a stimulated biosynthesis of this compound or to a major activity of glutathione reductase able to revert the GSSG form to GSH
Very gently swirl the vial with circular motions (NEVER shake!) for 6090 seconds
In addition, the continuous development of genomics technologies, such as CRISPR gene editing (Cruz and Freedman, 2018), induced pluripotent stem cells, and organoids, is constantly expanding the range of available tools for drug discovery (Doble et al., 2013)