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Lewis

TRADITIONAL INBRED RATS
 

Model Number Zygosity Nomenclature
LEWIS-F   LEW/MolTac
LEWIS-M   LEW/MolTac
  • Description
  • Growth Chart
  • Health Reports/Production Sites
  • Phenotyping
  • Price Table

Model Description

  • Commonly used in immunological studies and to produce autoimmune models
  • Used in diabetes research due to high susceptibility for induction of Insulin Dependent Diabetes Mellitus (IDDM) by streptozotocin

Origin: Developed by Wistar Institute in the 1940s/1950s. Taconic's substrain can be traced originally to Scripps Clinic, La Jolla, to University of Pennsylvania to Simonsen Laboratories in 1966, to Institute of Pathological Anatomy, University of Copenhagen, Denmark 1973. From University of Copenhagen to M&B A/S (now Taconic Europe) in 1977. Inbreeding F(+) 101 (February 2002). Rederived Taconic US in 2002. The Taconic US foundation colony was at F16 in 2005.

Color: Albino

Coat Color Loci: a, Tyrc

Genetics:

  • Strain Profile: Aco1b, Amy2a, Anpepb, Es1b, Es2a, Es3a, Es4b, Es6b, Esda, Fh1a, Hbba, Pepca
  • Immunology: RT1-Al, RT2a, RT3a

Animal Diet: NIH #31M Rodent Diet

Growth Chart

Price Table


LEWIS (in U.S. Dollars)

Age (weeks)MaleFemale
3$33.60$33.90
4$37.70$38.30
5$39.90$40.50
6$47.30$46.30
7$49.00$50.70
8$54.40$50.70
9$58.60$50.70
10$62.10$60.30
11$72.50$65.70
12$77.10$71.30

Female w/Litter (8 pups)
$187.10
Untimed Pregnant*
$125.00
Timed Pregnant
$195.00
Retired Breeder
$38.50

*Untimed pregnant requests are filled with late gestation pregnant females. Pups may be delivered in transit.

Lewis European prices

Customer Service Need additional help finding and ordering Taconic products and services?

Contact Us or call:

  • 888.TACONIC (822.6642)
  • Fax: 518.697.3910
  • +45 70 23 04 05 (Europe)