Not exact matches
Subsequent work showed that the transgenic milk reduced bacterial growth
in laboratory cultures,
so the team wanted to know if the same would happen
in a real gut.
The particular chemistry and high pressures of vent habitats are difficult to replicate on terra firma,
so the majority of deep - sea species have not been
cultured in laboratories and much is unknown about their life cycles.
That has led scientists
in the last decade or
so to look for ways of
culturing cells
in laboratory settings that are a bit more complex.
«Our stem cells also survive outside of mice,
in a
culture,
so we can also manipulate them
in a
laboratory,» said Abad, adding that: «The next step is studying if these new stem cells are capable of efficiently generating different tissues such as that of the pancreas, liver or kidney.»
Archaea can be particularly difficult to collect and
culture in a
laboratory,
so we may never get a good look at our long - lost prokaryotic cousins.
«The interesting thing about our ideas on mass separation is that it is a form of magnetic confinement,
so it fits well within the
Laboratory's
culture,» said physicist Nat Fisch, co-author of the paper and director of the Princeton University Program
in Plasma Physics.
They also report that the bacteria can not be detected by the usual methods because they enter a kind of «dormant» state and
so can not be
cultured in the
laboratory (Journal of Applied Bacteriology, vol 74, p 421).
This is the process, tested
so far only at
laboratory scale, of growing pork, chicken, or beef through cell
culture in vats instead of raising and slaughtering animals.