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Dam

The female parent of a lamb.

Deactivation Box

Designated location or box for placing barcodes that need to be deactivated. Typically found in the animal room or by the area supervisor's office.

Dead Animal Log

A sheet hung in each rodent animal room to record population changes resulting from weaned/adult rodent deaths.

Death Notification

A special treatment or procedure in which the laboratory personnel would like to be contacted after an animal is found dead or euthanized by ULAM staff.

Decontaminate

To remove a known contaminant.

Delivery Schedule

Schedule describing specific arrival dates outlining the areas, room locations, PI information, account #, protocol #, source, strain, sex, number of animals to be received and any special requests will be noted in the comments section.

Delta

The triangle symbol means change. It is used most commonly to refer to either a change all recorded as " delta 620;" two times change recorded as "2 x delta 620."

Department of Public Safety & Security (DPSS)

Unit that conducts all police and security operations at U-M Ann Arbor campus and on call 24 hours a day, 7 days a week, 365 days a year.

Depopulated Room

A room that is not presently occupied with animals.

Dermatitis

Inflammation of the skin.

Diluent

An agent that dilutes or renders an active compound less potent or irritant. Example – 0.9% sterile saline or sterile water.

Disinfect

To eliminate nearly all harmful microorganisms (e.g., not bacterial spores)

Disinfectant

Bleach solution or Clidox©.

Disposition

The sale, transfer, donation, adoption, death, or euthanasia of an animal.

Do Not Feed (DNF) Label

Pre-printed orange or white label found in the ULAM supply box in animal areas.

Doe

Adult female rabbit.

Donning / Doffing

The practice of personnel putting on and removing work-related protective gear, clothing and uniforms.

Door Sweeps

Flexible plastic skirts that attach to the bottom of a door to minimize access for vermin from outside areas.

Dose

The quantity to be administered at one time as a specified amount of medication.

DPF

Days post fertilization. The days after fish eggs have been fertilized.

Dump Station

Engineering control used to reduce exposure to dust and dander. Personnel stand in front of this device when removing soiled bedding from cages.

Dwelling Phase

Third phase of a cycle that circulates the VHP for even distribution in the room.  Length of this phase is based on room dimensions.

Dystocia

Slow and difficult labor or delivery.