Nextdoor is the private social network for your neighborhood. On Nextdoor, neighbors create private groups for their neighborhoods where they can ask questions, get to know one another, and exchange local advice and recommendations.
Up-regulation is a process that occurs within a cell triggered by a signal (originating internal or external to the cell), which results in increased expression of one or more genes and as a result the protein(s) encoded by those genes.
Key points: 1  Gene regulation is the process of controlling which genes in a cell's DNA are expressed (used to make a functional product such as a protein). 2  Different cells in a multicellular organism may express very different sets of genes, even though they contain the same DNA.