The Jackson Laboratory

Facility Barrier Levels

The Jackson Laboratory maintains animal facilities at several barrier levels that ensure the health of our animal colonies. Below are the husbandry requirements for each barrier level.

All Barriers:

  • Sterilized feed (autoclaved or irradiated)
  • Acidified drinking water
  • Steam-sterilized bedding
  • Microisolator caging
  • Strict sanitation of caging equipment through tunnel washers
  • Restricted entry

JAX® Mice, Clinical & Research Services (JMCRS) Facilities

Maximum Barrier:

  • Sterilized individually ventilated caging
  • Sterilization or disinfection of all supplies and equipment
  • Sterilized water
  • Air-shower entry
  • Change into clean room processed scrubs and frock, shoes, gloves, and air hat or mask, cap, and face shield

Standard Barrier:

  • Static or individually ventilated caging
  • Sterilization or disinfection of all supplies and equipment
  • Sterilized drinking water
  • Change into clean room processed scrubs, shoes, gloves, mask, safety glasses and cap

Research Animal Facility

Elevated Barrier:

  • Sterilized individually ventilated caging
  • Sterilization or disinfection of all supplies and equipment
  • Sterilized drinking water
  • Air-shower entry
  • Change into clean room processed scrubs and gown, gloves, mask, cap, and dedicated shoes or shoe covers

Intermediate Barrier:

  • Static or individually ventilated caging
  • Sterilization or disinfection of all supplies and equipment
  • Wear gown, gloves, mask, cap, and sterilized shoes or shoe covers

Low Barrier:

  • Static or individually ventilated caging
  • Wear gown and gloves

Preclinical Services Facility (Sacramento, CA)

High Barrier:

  • Static or individually ventilated caging
  • Sterilization or disinfection of all supplies and equipment
  • Sterilized drinking water
  • Air shower entry
  • Change into clean room processed scrubs, shoes, cap, mask, gloves, frock, hoodie, and safety glasses

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