Results 71 to 80 of about 2,322,244 (160)
Sources of Environmental Exposure to the Naturally Occurring Anabolic Steroid Ecdysterone in Horses
Ecdysterone controls moulting and reproduction in insects, crustaceans, and helminths. It is also produced by many plants, probably as an insect deterrent. The steroid is not made by vertebrates but has anabolic effects in mammals and could be useful for
Kathi Holt +12 more
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Ecdysterone Regulatory Elements Function as Both Transcriptional Activators and Repressors.
A synthetic, 23-bp ecdysterone regulatory element (EcRE), derived from the upstream region of the Drosophila melanogaster hsp27 gene, was inserted adjacent to the herpes simplex virus thymidine kinase promoter fused to a bacterial gene for ...
Rudolph, Karen +2 more
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Radiation-induced oral mucositis represents an influential factor in cancer patients’ accepted radiation therapy, especially in head and neck cancer. This research investigates the treatment effect of Ecdysterone (a steroid derived from the dry root of ...
Jian Pan, Li Yang
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Occurrence and activity of ecdysterone (insect moulting hormone) in plants
The occurrence and biological activity of ecdysterone (insect moulting hormone) was examined in a number of plant species. A simple method was developed for the semiquantitative analysis of ecdysterone in plant extracts.
Dreier, Susan I.
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Epithelial–mesenchymal transition (EMT) is a key event that is involved in the invasion and dissemination of cancer cells. Although typically considered as having tumour-suppressive properties, transforming growth factor (TGF)-β signalling is altered ...
Powe, DG +25 more
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NAVIER–STOKES EQUATIONS ON THE β-PLANE [PDF]
Mathematical analysis has been undertaken for the vorticity formulation of the two dimensional Navier–Stokes equation on the β-plane with periodic boundary conditions. This equation describes the flow of fluid near the equator of the Earth. The long time
Al-Jaboori, Mustafa Ali Hussain +1 more
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DETERMINATION OF ECDYSTERONE IN MULTICOMPONENT ADAPTOGENIC REMEDY BY HPLC METHOD
Ecdysterone was identified, in a 15-componental adaptogenic remedy Adaptophyte by HPLC ...
P. B. Lubsandorzhieva, N. B. Baldanova
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Nucleic acid synthesis in Rhynchosciara polytene chromosomes : effects of ecdysterone
In order to enhance and to stimulate DNA synthesis, ecdysterone, a derivative of the insect hormone ecdysone, was injected into young (30-day old) fourth instar Rhynchosciara hollaenderi larvae.
Fresquez, Catalina Lourdes
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Genes for Drosophila small heat shock proteins are regulated differently by ecdysterone
Genes for small heat shock proteins (hsp27 to hsp22) are activated in late third-instar larvae of Drosophila melanogaster in the absence of heat stress.
Jahanshah Amin +2 more
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The ecdysterone receptor regulates the expression of an array of genes during Drosophila puparium formation, and therefore, plays a key role in development.
Luo, Yan
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