chronic itching associated with skin conditions such as psoriasis and eczema
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Two different brain pathways responsible for itch have been identified in rats. Future therapies targeting these neural circuits may improve the treatment of chronic skin conditions such as psoriasis and eczema.
Two types of stimuli trigger itching: mechanical, such as a hair tickling your neck, or chemical, such as an allergic reaction. Earlier, Martin Golding At the Salk Institute for Biological Sciences in San Diego, California, and his colleagues had identified the underlying brain mechanism of chemical itch, but it …