11/22/24 Flashcards
Why are mice used for cancer research?
Mice have cancer-causing viruses in their tumors
What are California mice used for in research?
Used to study brain behavior
What are house mice used for in research: breed C57B16 mouse?
For research on alcohol consumption and obesity
What are house mice used for in research: breed Balb/c mouse
They have sensitive carcinogen (causing cancer)
Some mice have “histocompatibility” what does it mean?
When they have immunity
What is it called when mice are awake at night?
Nocturnal
When do mice get puberty?
5-6 weeks of age
When do mice get their estrous cycle?
4-5 weeks of age
Are mice polyestrous or seasonally polyestrous?
Polyestrous
How long is mouse gestation?
18-20 days
What are baby mice called?
They are called “pups”
What is the average mice litter size?
About 6-16 pups
When do mice wean?
21 days
Mice have no lactational estrus, which means?
Mice can continue to get pregnant after birth
When do mice begin hair growth
After 2-4 days
What day do mice open their eyes?
Day 16
What is a CRISPR?
a gene editing tool that allows scientists to modify the DNA of living organisms
What does IACUC stand for?
Institutional Animal Care and Use Committee
What is the order of rats?
Rodentia
What is the family of rats?
Muridae
What is the subfamily of rats?
Murinae
What is the genus of rats?
Ruttus
What are brown rats called?
R. Norvegicus
What are black rats called?
R. Rattus
How many chromosomes do rats have?
42 chromosomes
What is GFP gene in rats?
The green fluorescent protein
