«The fact that [hCoV - EMC] can
infect bat cells is consistent with the hypothesis that bats might be the origin of this virus, but this finding doesn't prove it,» Anderson says.
The SARS virus, for instance, originated in Chinese horseshoe bats, but once it ended up in humans, it had changed so much that scientists were unable to
infect bat cells with it.
Not exact matches
To determine what types of animals hCoV - EMC can
infect, Drosten and colleagues
infected cells from humans, pigs, and a wide variety of
bats, the key natural reservoirs of coronaviruses.
The pathogen, a close cousin to the one that caused the 2002 to 2003 SARS outbreak, may also be able to
infect cells from pigs and a wide range of
bat species, researchers report today.
Both kill upwards of a third of people
infected and, like many viruses, emerged from animals —
bats and camels in the case of MERS — after mutating into a form capable of
infecting human
cells.