https://www.semanticscholar.org/topic/negative-regulation-of-interleukin-19-biosynthetic/12297136
negative regulation of interleukin-19 biosynthetic process | Semantic Scholar
Any process that stops, prevents, or reduces the frequency, rate or extent of the chemical reactions and pathways resulting in the formation of interleukin-19....
negative regulationinterleukin 19biosyntheticprocesssemantic