Results 101 to 110 of about 10,510 (219)

PhD

open access: yes, 2007
dissertationn the fruit fly Drosophila melanogaster, a pulse of the steroid hormone ecdysone triggers metamorphosis. Ecdysone activates a genetic regulatory hierarchy that can be visualized as a reproducible pattern of puffs in the polytene chromosomes ...
Karim, Felix Darius
core  

Ecdysone concentration by month for infected and uninfected crabs.

open access: yes, 2018
Monthly boxplots of pooled ecdysone concentrations for uninfected and infected crabs are shown. The p-values listed corresponds to the t-test of ecdysone concentration between infected and uninfected crabs for each month.
Joseph S. Pitula (4884532)   +2 more
core   +1 more source

Effects of Tissue Damage on Ecdysone Biosynthesis and Signaling.

open access: yes, 2012
qRT-PCR analysis of transcript levels of (A) ptth, (B) genes required for ecdysone synthesis, (C) shd, (D) ecdysone inducible genes, (E) ecdysone receptor components and (F) ecdysone oxidase.
Jennifer F. Hackney (124041)   +2 more
core   +1 more source

Abutasterone, an ecdysone from abuta velutina

open access: yes, 1983
The ecdysone abutasterone has been isolated from the Amazonian plant Abuta velutina and its structure elucidated by spectral means ...
Arnaldo I. Da Rocha   +9 more
core   +1 more source

Examining Relationships Between Nitric Oxide, Iron and Ecdysone Biosynthesis

open access: yes, 2017
Pulses of ecdysone, a steroid hormone, play an integral role during insect development however, how these ecdysone pulses are regulated has been relatively unexplored.
Cox, Pendleton J M
core   +1 more source

Ecdysone metabolism in the tick Ornithodoros moubata (Argasidae, Ixodoidea)

open access: yes, 1982
The metabolism of injected [3H]ecdysone was studied in final-instar nymphs of Ornithodoros moubata (Murr.) at different stages of the moult cycle in the laboratory in Switzerland.
Bouvier, J.   +2 more
core  

Global quantitative proteomics reveals novel factors in the ecdysone signaling pathway in Drosophila melanogaster

open access: yes, 2015
The ecdysone signaling pathway plays a major role in various developmental transitions in insects. Recent advances in the understanding of ecdysone action have relied to a large extent on the application of molecular genetic tools in Drosophila. Here, we
Sap, Karen   +8 more
core   +1 more source

Bioassay of Human Tissues for Ecdysone.

open access: yesExperimental Biology and Medicine, 1962
Brain(1), corpus allatum(2), and prothor-acic gland(3,4,5) of insects(6,7) have yielded respective active hormones on bioassay. Recently Kobayashi and co-workers(8) found cholesterol to be an active component in the brain of Bombyx. Schmialek(9) isolated farnesol and, with Wigglesworth(10), showed it to act in a manner similar to juvenile hormone ...
openaire   +2 more sources

12. ecdysone workshop Program and abstracts

open access: yes, 1996
Centro de Informacion y Documentacion Cientifica (CINDOC). C/Joaquin Costa, 22. 28002 Madrid.
Belles, X.
core  

molting defective is required for ecdysone biosynthesis

open access: yes, 2005
20-hydroxyecdysone was discovered as the major biologically active insect steroid hormone half a century ago, yet much remains to be learned about its biosynthesis and its activities.
Neubueser, Dagmar   +3 more
core   +1 more source

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