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Showing 1 to 3 of 3 for “"Choriogenesis"”.
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Hormonal regulation and environmental influences in the reproduction of the butterfly Bicyclus anynana
… after eclosion, and thus vitellogenesis and choriogenesis seem to depend exclusively on juvenile hormones (JH). Using a JH mimic (pyriproxyfen) and an antagonist of JH biosynthesis (MK-801), reproduction in B. anynana could be successfully manipulated towards either a higher or lower …
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ΚΥΤΤΑΡΟΒΙΟΛΟΓΙΚΗ ΜΕΛΕΤΗ ΤΗΣ ΠΕΡΙΟΧΗΣ ΤΗΣ ΜΙΚΡΟΠΥΛΗΣ ΣΤΑ ΕΝΤΟΜΑ
THIS THESIS IS A STUDY OF THE STRUCTURE AND MORPHOGENESIS OF THE MICROPYLE IN DIPTERA (D. MELANOGASTER, C. CAPITATA, D. OLEAE, R. CERASI) AND IN HYMENOPTERA (E. AMYGDALI). THE MAIN INSTRUMENT WAS THE ELECTRON MICROSCOPE (TEM). (SHORTENED)
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ΣΥΓΚΡΙΤΙΚΗ ΜΕΛΕΤΗ ΤΗΣ ΧΟΡΙΟΓΕΝΕΣΗΣ ΣΕ ΕΝΤΟΜΑ ΟΙΚΟΝΟΜΙΚΗΣ ΣΗΜΑΣΙΑΣ
THE INSECT EGGSHELL (CHORION AND VITELLITE MEMBRANE) AND THE OVERLAID EPITHELIUM (FOLLICLE CELLS) HAS BEEN EXTENSIVELY USED STRUCTURALLY AND MOLECULARLY AS A MODEL SYSTEM FOR STUDIES ON CELL DIFFERENTIATION. THE MOST THOROUGHLY STUDIED EGGSHELL BELONGS TO THE FRUIT FLY DROSOPHILLA MELANOGASTER …