no 



GENETIC STOCKS AND BREEDING METHODS 



Table 30 

 Stocks of rats of genetic interest 



Name or 

 Symbol 



Synonym(s) 



M 



BLACK 

 SELF 

 BLUE 

 DILUTE 

 CHOCO- 

 LATE, 

 CURLY, 

 RED 

 EYED, 

 PINK 

 EYED 

 CHOCO- 

 LATE 

 SILVER 

 COW- 

 LICK- 

 HOODED 

 NOTCH 

 CURLY 

 2 



HAIR- 

 LESS 

 JAUNDICE 



KINKY 



RETINI- 

 TIS 



PIGMEN- 

 TOSA 



SHAKER 

 WOBBLY 



YELLOWS 



Microphthal- 

 mia 



Black 



Blue 



Remarks 



charac: Microphthalmic or anophthalmia eye to near normal eyes, 



normal-appearing eyes that are blind due to abberrant pathway of the 



optic nerve, maintained by: Bw. 



origin: From Castle's stocks, charac: aaB-C-H-. maintained by: 



Dem. 



origin: From Castle's stocks, charac: aa B-C-H-dd. maintained 



by: Dem. 



origin: From Castle's stocks, charac: aabb C-Cu-rr or aabbc-Cu-pp. 



maintained by: Dem. 



origin: From Castle's stocks, charac: aabbC-se. maintained by: 

 Dem. 



origin: From Castle's stocks, charac: aaB-C-h n h n cwcw. main- 

 tained by: Dem. 



origin: From Castle's stocks, charac: Cu 2 -. maintained by: Dem. 



origin: From Castle's stocks, charac: hrhr. maintained by: Dem. 



origin: From Gunn's stock via Castle, charac: aaB-hhjj or AaB- 



hhjj. maintained by: Dem, N. 



origin: From Castle's stocks, charac: aaB-cckk or aaB-C-kk. 



maintained by: Dem. 



origin: Recessive mutation, 1936, in a heterogenous stock maintained 



by Bemax Laboratories (England), to Dr. D. Campbell, Birmingham 



Eye Hospital, additional animals added in 1949, gene is maintained 



by outcrossing and recovering in the backcross, defect ascertained 



in one eye before breeding, charac: retinitis pigmentosa, stock 



segregates for various hair colors, maintained by : To. 



origin: From Castle's stocks, charac: srsr. maintained by: Dem. 



origin: From Castle's stocks, charac: aaB-h n h n wowo. maintained 



by: Dem. 



origin: From Castle's stocks, charac: No information available. 

 maintained by: Dem. 



List of symbols for designating substrains and stocks of rats 



A Dr. O. Miihlbock, Antoni van Leewen- 



hoekhuis, Sarphatistraat 108, Amster- 

 dam C, Netherlands. 



Ad Dr. S. S. Adams, Boots Pure Drug Co., 

 Ltd., Pharmacology and Physiology 

 Division, Oaksfield Road, Nottingham, 

 England. 



Bg Dr. Arthur E. Bogden, The Biochemical 

 Research Foundation, Newark, Dela- 

 ware. 



Bk Dr. D. W. van Bekkum, Radiobiological 

 Laboratory, National Health Research 

 Council T.N.O., Lange Kleiweg 139, 

 Rijswijk (Z.H.), Netherlands. 



