Ecdysone Has an Effect on the Regeneration of Midgut Epithelial Cells That Is Distinct from 20-Hydroxyecdysone in the Silkworm Bombyx mori

Akai, 1975, Characteristic ultrastructural changes in the midgut cells of Bombyx larvae following administration of cadmium chloride, Appl. Entomol. Zool., 10, 67, 10.1303/aez.10.67 Akai, 1976, Ultrastructure of the guts (in Japanese), 237 Champlin, 1998, Ecdysteroids govern two phases of eye development during metamorphosis of the moth, Manduca sexta, Development, 125, 2009, 10.1242/dev.125.11.2009 Clever, 1973, The apparent requirement of two hormones α- and β-ecdysone for molting induction in insects, Dev. Biol., 31, 47, 10.1016/0012-1606(73)90320-5 Endo, 1980, Mode of action of Bacillus thuringiensis delta-endotoxin: Histopathological changes in the silkworm midgut, J. Invert. Pathol., 36, 90, 10.1016/0022-2011(80)90140-8 Fukuhara, 1985, Pathology associated with cytoplasmic polyhedrosis virus, 121 Inoue, 1978, Regeneration of midgut epithelial cell in the silkworm, Bombyx mori, infected with viruses, J. Invertebr. Pathol., 32, 373, 10.1016/0022-2011(78)90203-3 Knowles, 1987, Colloid-osmotic lysis is a general feature of the mechanism of action of Bacillus thuringiensis delta-endotoxins with different insect specificity, Biochm. Biophys. Acta, 924, 509, 10.1016/0304-4165(87)90167-X Kubo, 1983, Effects of ingested phytoecdysteroids on the growth and development of two lepidopterous larvae, J. Insect Physiol., 29, 307, 10.1016/0022-1910(83)90031-8 Lafont, 1975, α- and β-ecdysone levels in insect haemolymph: Correlation with developmental events, Experientia, 31, 1241, 10.1007/BF02326815 Leonardi, 1998, Modification of the nutritional parameters and of midgut biochemical and absorptive functions induced by the IGR fenoxycarb in Bombyx mori larvae, Arch. Insect Biochem. Physiol., 39, 18, 10.1002/(SICI)1520-6327(1998)39:1<18::AID-ARCH4>3.0.CO;2-7 Oberlander, 1973, Cuticle deposition in imaginal disks of three species of lepidoptera: Effects of ecdysones in vitro, J. Insect Physiol., 19, 993, 10.1016/0022-1910(73)90025-5 Quennedey, 1983, The in vitro development of the pupal integument and the effects of ecdysteroids in Tenebrio molitor (Insecta, Coleoptera), Cell Tissue Res., 232, 493, 10.1007/BF00216424 Radford, 1971, The cytological effect of ecdysterone on the midgut cells of the flesh-fly Sarcophaga bullata, J. Cell Biol., 49, 702, 10.1083/jcb.49.3.702 Robbins, 1968, Ecdysone and analogues: Effects on development and reproduction of insects, Science, 161, 1158, 10.1126/science.161.3846.1158 Sato, 1968, A modified method for lead staining of thin sections, J. Electron Microsc., 17, 158 Singh, 1980, The dietary effects of 20-hydroxyecdysone on the development of housefly, J. Insect Physiol., 26, 139, 10.1016/0022-1910(80)90054-2 Smith, 1985, Regulation of ecdysteroid titer: Synthesis, 295 Tanaka, 1995, The different effects of ecdysone and 20-hydroxyecdysone on the induction of larval ecdysis in the silkworm, Bombyx mori (Lepidoptera: Bombycidae), Eur. J. Entomol., 92, 155 Tanaka, 1993, Ultranumerary larval ecdyses of the silkworm Bombyx mori induced by ecdysone, Naturwissenschaften, 80, 131, 10.1007/BF01131016 Tanaka, 1993, Ecdysone and 20-hydroxyecdysone supplements to the diet affect larval development in the silkworm, Bombyx mori, differently, J. Insect Physiol., 39, 805, 10.1016/0022-1910(93)90111-4 Tanaka, 1994, Induction of ultranumerary larval ecdyses by ecdysone does not require an active prothoracic gland in the silkworm, Bombyx mori, J. Insect Physiol., 9, 753, 10.1016/0022-1910(94)90003-5 Tanaka, 1994, Different feeding and gustatory responses to ecdysone and 20-hydroxyecdysone by larvae of the silkworm, Bombyx mori, J. Chem. Ecol., 20, 125, 10.1007/BF02065995 Tanaka, 1995, Dietary effect of ecdysone and 20-hydroxyecdysone on larval development of two lepidopteran species, Appl. Entomol. Zool., 30, 285, 10.1303/aez.30.285 Tsujita, 1943, Histological and cytological studies of the midgut epithelium in the silkworm, Bombyx mori L, Bull. Sericult. Exp. Stn., 11, 211 Waku, 1971, Metamorphosis of midgut epithelial cells in the silkworm (Bombyx mori L.) with special regard to the calcium salt deposits in the cytoplasm. I. Light microscopy, Tissue Cell, 3, 127, 10.1016/S0040-8166(71)80035-6 Warren, 1986, Ecdysone metabolism and distribution during the pupal-adult development of Manduca sexta, Insect Biochem., 16, 65, 10.1016/0020-1790(86)90080-6 Zhang, 1993, Metabolic fate of ecdysteroids in larval Bombyx mori and Heliothis virescens, Insect Biochem. Mol. Biol., 23, 831, 10.1016/0965-1748(93)90072-Z