<p>The tiniest of our defenders is the most important. The antibodies are small tailor made misiles that are sent out by the immune system to hunt down and immobilise intruders such as viruses and unwanted bacteria. Here scientist Ulf Skoglund show he has been able to photograph one of them, enlarged ten millions times.</p>

SVT. Popular science. 15 min. 1994. 15 min. 1994.