Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Neutrophil chemotaxis within the fMLP gradient: unactivated (control), IL-2-activated, and IL-6-activated neutrophils on fibronectin. (a) Motility index (MI) and chemotactic index (CI) of neutrophils. (b) Angle distribution of neutrophils, with a value of 1 indicating migration of a cell straight toward fMLP. Each point represents the angular displacement of a cell, and the solid bar indicates the average. (c) Average migration rate of neutrophils.
