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Inbred Strains of Rats: APR

APR (formerly MF)

Inbr. F50

Colour: Albino

Genet. c

Origin: Developed as strain "MF" by Holme and Piechuta (1979) by selective breeding of Sprague-Dawley outbred rats. Individuals were injected sub-cutaneously with egg albumin and B. pertussis vaccine i.p. then challenged with areosolised egg albumin after 14-18 days. Individuals within litters with the most severe symproms (longest duration of dyspnea) were selected and mated brother x sister. Later re-named APR (Apnea Prone Rat).


Characteristics

Develop asthema-like symproms on challenge with aerosolised antigen.



INBRED STRAINS OF RATS
Updated 9 Apr. 1998
Michael FW Festing
MRC Toxicology Unit, Hodgkin Building,
University of Leicester, UK

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last database update
04/16/2024
MGI 6.23
The Jackson Laboratory