# upregulation

> English word · Noun · frequency rank #86,901

## Definitions
1. The process, in the regulation of gene expression, in which the number, or activity of receptors increases in order to increase sensitivity.

## Etymology
From up- + regulation.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/upregulation