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.
Droplet experiments: (a) Attraction of magnetically labeled Jurkat cells towards magnetic field maxima at the surface of a micromagnet array (Chessboard magnetic pattern, 100 × 100 μm2). (b) Unlabeled HEK 293 cells randomly dispersed above the micromagnet array.
