Zobrazeno 1 - 10
of 24
pro vyhledávání: '"W E, Robbins"'
Publikováno v:
Annual Review of Entomology. 20:205-220
It is generally accepted that insects lack the capacity for de novo biosynthesis of the steroid nucleus, and to date all insects that have been examined critically have been shown to require an exogenous source of sterol to achieve normal growth, dev
Publikováno v:
Journal of Economic Entomology. 72:655-658
New candidate insecticides for Solenopsis invicta Buren were prepared which should require metabolism to the known toxicants fluoroacetic acid and trichlorfon before appreciable toxicity could be expressed. Cholesteryl fluoroacetate, sitosteryl fluor
Publikováno v:
Journal of Economic Entomology. 63:1064-1069
Adult female Anthonomus grandis Boheman became permanently infecund, but males were not affected, when fed various analogues of ecdysone. A trihydroxy, 6-keto steroid was found to be particularly effective and was evaluated extensively as a female ch
Publikováno v:
Annual Review of Entomology. 16:53-72
Publikováno v:
Journal of Agricultural and Food Chemistry. 5:509-513
Publikováno v:
Lipids. 7:156-158
24-Methylenecholesterol was positively identified as an intermediate in the dealkylation and the conversion of campesterol to cholesterol in the tobacco hornworm,Manduca sexta (L.). Biochemical and nutritional studies with3H-labeled campesterol and 2
Autor:
M. J. THOMPSON, N. MANDAVA, J. L. FLIPPEN-ANDERSON, J. F. WORLEY, S. R. DUTKY, W. E. ROBBINS, W. LUSBY
Publikováno v:
Chemischer Informationsdienst. 11
Publikováno v:
Journal of economic entomology. 72(5)
Autor:
D. H. S. Horn, S. R. Dutky, J. N. Kaplanis, W. E. Robbins, E. L. Lindquist, Malcolm J. Thompson, M. N. Galbraith
Publikováno v:
Science (New York, N.Y.). 190(4215)
Makisterone A is the predominant ecdysone in the 96 +/- 4-hour-old embryo of the large milkweed bug and it is the first molting hormone with a C-24 alkyl substituent of the side chain to be isolated and identified from an insect. In addition, unknown
Autor:
W E, Robbins, M J, Thompson, J A, Svoboda, T J, Shortino, C F, Cohen, S R, Dutky, O J, Duncan
Publikováno v:
Lipids. 10(6)
Several new branched and straight chain secondary and tertiary amines were shown to have inhibitive effects upon development and metamorphosis and the delta-24-sterol reductase system in larvae of the tobacco hornworm similar to those previously obse