It looks like you're using an Ad Blocker.
Please white-list or disable AboveTopSecret.com in your ad-blocking tool.
Thank you.
Some features of ATS will be disabled while you continue to use an ad-blocker.
How the virus is tackled * 1 Virus (purple) circulating in the bloodstream recognised by antibodies (yellow) of the immune system * 2 Virus attaches to outer cell membrane with antibodies still attached * 3 Virus invades the cell membrane and emerges inside the cell * 4 Remains of cell membrane disappear and the virus is free to hijack the cell * 5 TRIM21 protein (blue) recognises attached antibodies as foreign material * 6 Powerful virus-destroying machines (cylinders) attracted to virus by TRIM21 * 7 Virus rapidly broken down and disabled within hours