<Tr> <Th> Collection Acronym </Th> <Th> Name </Th> <Th> Location </Th> </Tr> <Tr> <Td> ATCC </Td> <Td> American Type Culture Collection </Td> <Td> Manassas, Virginia </Td> </Tr> <Tr> <Td> NCTC </Td> <Td> National Collection of Type Cultures </Td> <Td> Public Health England, London, United Kingdom </Td> </Tr> <Tr> <Td> BCCM </Td> <Td> Belgium Coordinated Collection of Microorganism </Td> <Td> Ghent, Belgium </Td> </Tr>

A sample of microorganisms introduced into a growth medium