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|
AGE
IN WEEKS |
MALE |
FEMALE |
3 to 4 |
$50.25 |
$57.00 |
4 to 5 |
$55.00 |
$61.00 |
5 to 6 |
$60.00 |
$72.00 |
6 to 7 |
$65.00 |
$76.00 |
7 to 8 |
$69.00 |
$80.00 |
8 to 9 |
$74.00 |
$83.00 |
Over 9, add per week
|
$8.00 |
$8.00 |
Untimed Pregnant |
|
$165.00 |
Origin: From Virion Systems, Rockville, MD to Ace in 2003
The cotton rat is an excellent research model for vaccine development. It is highly susceptible to human infectious agents, including: Respiratory Syncytial Virus, Herpes Simplex, Parainfluenze, Monkey Pox, and emerging viruses. The average litter size is 5 and they are a covered species under the USDA guidelines. Special care and husbandry is required as they are a very agressive model.

Cotton Rat Weight Chart
AGE
IN WEEKS |
MALE Weight in Grams |
FEMALE Weight in Grams |
2 wks. |
18 gms. |
18 gms. |
3 wks. |
43 gms. |
37 gms. |
4 wks. |
74 gms. |
54 gms. |
5 wks. |
84 gms. |
71 gms. |
6 wks. |
92 gms. |
85 gms. |
7 wks. |
110 gms. |
90 gms. |
8 wks.
|
122 gms. |
102 gms. |
Average weight to age chart for Cotton Rats at Ace Animals, Inc.
Note: ± 10 gms is normal and dependent on original litter size. |
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