108 GENETIC STOCKS AND BREEDING METHODS 



Table 28— Continued 



Name or 

 Symbol 



Synonym(s) 



Remarks 



\1.\R 



OM 



PA 



WN 



Z61 



Maudsley 

 Non-reactive 



Inbred 

 Osborne 

 Mendel, O-M 



P.A. 



King Albino 



Inbred 

 Wistar 



Zimmerman 

 61 



inbr: F 19 + . origin: P. L. Broadhurst, 1954, from a commercial 

 Wistar stock; selection for low defecation response, charac: low 

 defecation response in the open-field emotional behavior as well as a 

 reduced susceptibility to certain motivating stimuli; albino, main- 

 tained by: Brh. 



inbr: F 30 . origin: Heston, 1946, from a noninbred Osborne-Mendel 

 stock obtained from J. White, to N, 1950, at F 10 . charac: exhibits 

 70% incidence of adrenal cortex tumors, 21-25% ovarian tumors, 

 26-30% mammary tumors; susceptible to Bartonella, otitis media 

 (70%), bronchiectasis (80%), myocarditis (30%), positive R-l factor 

 hemagglutinogen B; albino, maintained by: N, Mor. 

 inbr: F 162 . origin: King, 1909, from Wistar Institute stock, to 

 Aptekman, 1946, at F 135 , to Bogden, 1958, at F 155 . charac: positive 

 R-l factor hemagglutinogen B; isohistogenic, vigorous (and vicious), 

 healthy; good reproduction, will grow ascites tumor 9A, leukemia 

 LK2, carcinoma # 5, lymphoma # 6; albino, maintained by: 

 Bg, Nl. 



inbr: F 30 + . origin: Glaxo Laboratories, 1947, from stock received 

 from Virol Ltd. charac: isohistogenic, Br subline shows low defeca- 

 tion response and low activity response in open-field emotional 

 behavior, susceptible to otitis media, black, hooded, maintained by: 

 Brh, Ct, Gor. 



inbr: F 40 . origin: O. Miihlbock from a Wistar stock in 1947. 

 charac: albino, maintained by: A, Kl. 



inbr: F 28 . origin: W. Dunning, 1948. charac: positive R-l factor 

 hemagglutinogen B, black, nonagouti, selfed. maintained by: Du. 

 inbr: F 81 +. origin: From the Glaxo WAG stock in 1926 before it 

 became established as a strain, b x s matings since, charac: albino, 

 no other information available, maintained by: Ad. 

 inbr: F 70 +. origin: A. L. Bacharach, 1924, from Wistar Institute 

 stock, charac: susceptible to iron deficiency, Br subline shows high 

 defecation response and high activity response in open-field test of 

 emotional behavior, av. litter size 8.7, albino, maintained by: 

 Bk, Brh, Ct, Gor. 



inbr: F 27 +. origin: J. Furth, 1945, from a commercial Wistar 

 stock, charac: high incidence of mammotropic pituitary tumors and 

 leukemias, tumors 100% transplantable within strains, susceptible to 

 methylcholanthrene-induced mammary tumors, albino, maintained 

 by: Fu. 



inbr: F 34 . origin: W. Heston, 1942, from Wistar stock of Nettleship, 

 to N, 1950, at F 15 . charac: 30-50% incidence of spontaneous 

 mammary tumors, 21-25% incidence of anterior pituitary tumors in 

 old animals, squamous cell metaplasia and hyperplasia of the thyroid 

 manifested, resistant to Bartonella, poor reproduction, negative R-l 

 factor hemagglutinogen B, albino, maintained by: N. 

 inbr: F 70 . origin: Curtis, 1920, at the Columbia University In- 

 stitute for Cancer Research, charac: life span 11.9 ± 0.17 mo., 

 susceptible to Cysticercus, susceptible to estrogen-induced tumors and 

 2-acetylaminofluorine tumors, will grow Jensen sarcoma and R92, 

 albino (carries nonagouti, hooded), maintained by: Du. 



