References
- Keeler , R. F. 1973a . Lupin alkaloids from teratogenic and nonteratogenic lupins. I. Correlation of crooked calf disease incidence with alkaloid distribution determined by gas chromatography . Teratology , 7 : 23 – 30 .
- Keeler , R. F. 1973b . Lupin alkaloids from teratogenic and nonteratogenic lupins. 11. Identification of the major alkaloids by tandem gas chromatography‐mass spectrometry in plants producing crooked calf disease . Teratology , 7 : 31 – 36 .
- Keeler , R. F. 1974 . Coniine, a teratogenic principle from Conium maculatum producing congenital malformations in calves . Clin. Toxicol. , 7 : 195 – 206 .
- Keeler , R. F. , Binns , W. , James , L. F. and Shupe , J. L. 1969 . Preliminary investigation of the relationship between bovine congenital lathyrism induced by aminoacetonitrile and the lupine induced crooked calf disease . Can. J. Comp. Med. , 33 : 89 – 92 .
- Keeler , R. F. , Cronin , E. H. and Shupe , J. L. 1976 . Lupin alkaloids from teratogenic and nonteratogenic lupins. IV. Concentration of total alkaloids, individual major alkaloids, and the teratogen anagyrine as a function of plant part and stage of growth and their relationship to crooked calf disease . J. Toxicol. Environ. Health , 1 : 899 – 908 .
- Shupe , J. L. , Binns , W. , James , L. F. and Keeler , R. F. 1967a . Crooked calf syndrome, a plant‐induced congenital deformity . Zuchthygiene , 2 : 145 – 152 .
- Shupe , J. L. , Binns , W. , James , L. F. and Keeler , R. F. 1967b . Lupine, a cause of crooked calf disease . J. Am. Vet. Med. Assoc. , 151 : 198 – 203 .
- Shupe , J. L. , James , L. F. and Binns , W. 1967c . Observations on crooked calf disease . J. Am. Vet. Med. Assoc. , 151 : 191 – 197 .