Tobacco mosaic virus (TMV) was the first virus to be identified and described. Its name comes from the mosaic-like pattern it causes on the leaves of infected plants. Studies of TMV — including ...

Also known as a capsid, this structure surrounds and protects the ... Reference: Chenavier F, Zarkadas E, Freslon LL, et al. Influenza a virus antiparallel helical nucleocapsid-like pseudo-atomic ...

Most DNA viruses, for example ... Even in those virions that share basic icosahedral and helical capsid symmetry, remarkable complexity has evolved to promote viral propagation.