Kelln R A, Warren R A
J Bacteriol. 1973 Jan;113(1):510-1. doi: 10.1128/jb.113.1.510-511.1973.
The aminopterin technique was adapted for the isolation of thymidine auxotrophs of Pseudomonas acidovorans. All the mutants isolated responded to thymidine but not to thymine.
氨基蝶呤技术被用于嗜酸假单胞菌胸苷营养缺陷型的分离。所有分离得到的突变体对胸苷有反应,但对胸腺嘧啶没有反应。