Assertion: rotavirus | /r/AtLocation | following year
Facets:
value: by adding trypsin
type: MANNER
Source sentences:
text: Rotavirus serotypes were first described in 1980, and in the following year, rotaviruses from humans were first grown in cell cultures derived from monkey kidneys, by adding trypsin (an enzyme found in the duodenum of mammals and now known to be essential for rotavirus to replicate) to the culture medium.
text: Rotavirus serotypes were first described in 1980, and in the following year, rotavirus from humans was first grown in cell cultures derived from monkey kidneys, by adding trypsin (an enzyme found in the duodenum of mammals and now known to be essential for rotavirus to replicate) to the culture medium.