Design of a phage-insensitive lactococcal dairy starter via sequential transfer of naturally occurring conjugative plasmids

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TY  - JOUR
  - O'Sullivan, D,Coffey, A,Fitzgerald, GF,Hill, C,Ross, RP
  - 1998
  - November
  - Applied and Environmental Microbiology
  - Design of a phage-insensitive lactococcal dairy starter via sequential transfer of naturally occurring conjugative plasmids
  - Validated
  - ()
  - LACTIC-ACID BACTERIA ABORTIVE INFECTION STREPTOCOCCI RESISTANCE STRAIN BACTERIOPHAGES STRATEGY CONSTRUCTION ROTATION DEFENSES
  - 64
  - 4618
  - 4622
  - The plasmid-free Lactococcus lactis subsp. cremoris MG1614 is highly phage sensitive and lacks lactose fermenting ability (Lac) and primary casein degrading ability (Prt). Food grade gene transfer systems were used to sequentially superimpose different phage defense systems on this background, resulting in a gradual increase in resistance to bacteriophage in the derivatives. pLP712, encoding Lac and Prt, was then transferred to one of these hosts, into which plasmids encoding adsorption inhibition, restriction modification, and abortive infection had already been introduced. This resulted in a phage-resistant strain which was successfully used as a single-strain starter for cheddar cheese manufacture under industrial conditions.
DA  - 1998/11
ER  - 
@article{V43339488,
   = {O'Sullivan,  D and Coffey,  A and Fitzgerald,  GF and Hill,  C and Ross,  RP },
   = {1998},
   = {November},
   = {Applied and Environmental Microbiology},
   = {Design of a phage-insensitive lactococcal dairy starter via sequential transfer of naturally occurring conjugative plasmids},
   = {Validated},
   = {()},
   = {LACTIC-ACID BACTERIA ABORTIVE INFECTION STREPTOCOCCI RESISTANCE STRAIN BACTERIOPHAGES STRATEGY CONSTRUCTION ROTATION DEFENSES},
   = {64},
  pages = {4618--4622},
   = {{The plasmid-free Lactococcus lactis subsp. cremoris MG1614 is highly phage sensitive and lacks lactose fermenting ability (Lac) and primary casein degrading ability (Prt). Food grade gene transfer systems were used to sequentially superimpose different phage defense systems on this background, resulting in a gradual increase in resistance to bacteriophage in the derivatives. pLP712, encoding Lac and Prt, was then transferred to one of these hosts, into which plasmids encoding adsorption inhibition, restriction modification, and abortive infection had already been introduced. This resulted in a phage-resistant strain which was successfully used as a single-strain starter for cheddar cheese manufacture under industrial conditions.}},
  source = {IRIS}
}
AUTHORSO'Sullivan, D,Coffey, A,Fitzgerald, GF,Hill, C,Ross, RP
YEAR1998
MONTHNovember
JOURNAL_CODEApplied and Environmental Microbiology
TITLEDesign of a phage-insensitive lactococcal dairy starter via sequential transfer of naturally occurring conjugative plasmids
STATUSValidated
TIMES_CITED()
SEARCH_KEYWORDLACTIC-ACID BACTERIA ABORTIVE INFECTION STREPTOCOCCI RESISTANCE STRAIN BACTERIOPHAGES STRATEGY CONSTRUCTION ROTATION DEFENSES
VOLUME64
ISSUE
START_PAGE4618
END_PAGE4622
ABSTRACTThe plasmid-free Lactococcus lactis subsp. cremoris MG1614 is highly phage sensitive and lacks lactose fermenting ability (Lac) and primary casein degrading ability (Prt). Food grade gene transfer systems were used to sequentially superimpose different phage defense systems on this background, resulting in a gradual increase in resistance to bacteriophage in the derivatives. pLP712, encoding Lac and Prt, was then transferred to one of these hosts, into which plasmids encoding adsorption inhibition, restriction modification, and abortive infection had already been introduced. This resulted in a phage-resistant strain which was successfully used as a single-strain starter for cheddar cheese manufacture under industrial conditions.
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