Literature DB >> 5286

Ecdysome 20-hydroxylase from the midgut of the tobacco hornworm (Manduca sexta L.).

H N Nigg, J A Svoboda, M J Thompson, S R Dutky, J N Kaplanis, W E Robbins.   

Abstract

An ecdysone 20-hydroxylase enzyme system that converts alpha-ecdysone to 20-hydroxyecdysone was prepared from the midgut of the tobacco hornworm prepupa. This partially purified enzyme is NADPH dependent and is localized in the mitochondrial fraction of the midgut tissue.

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Year:  1976        PMID： 5286     DOI： 10.1007/BF01920781

Source DB:  PubMed          Journal:  Experientia        ISSN： 0014-4754


  9 in total

1.  Cleavage of cholesterol side chain by adrenal cortex. III. Identification of 20alpha-22-dihydroxycholesterol as an intermediate.

Authors:  G CONSTANTOPOULOS; P S SATOH; T T TCHEN
Journal:  Biochem Biophys Res Commun       Date:  1962-06-19       Impact factor: 3.575

2.  Ecdysone metabolism: ecdysone dehydrogenase-isomerase.

Authors:  H N Nigg; J A Svoboda; M J Thompson; J N Kaplanis; S R Dutky
Journal:  Lipids       Date:  1974-12       Impact factor: 1.880

3.  Purification and some properties of cholesterol 20-alpha-hydroxylase from hog adrenal mitochondria.

Authors:  S Ichii; S Omata; S Kobayashi
Journal:  Biochim Biophys Acta       Date:  1967-07-11

4.  High-pressure liquid-solid chromatography of the ecdysones--insect molting hormones.

Authors:  H N Nigg; M J Thompson; J N Kaplanis; J A Svoboda; W E Robbins
Journal:  Steroids       Date:  1974-04       Impact factor: 2.668

5.  Effects of juvenile hormone and molting hormone on rectal pad development in Hyalophora cecropia (L.).

Authors:  K J Judy; L I Gilbert
Journal:  J Morphol       Date:  1970-07       Impact factor: 1.804

6.  Ecdysones from the pupa of the tobacco hornworm, Manduca sexta (Johannson).

Authors:  J N Kaplanis; M J Thompson; R T Yamamoto; W E Robbins; S J Louloudes
Journal:  Steroids       Date:  1966-11       Impact factor: 2.668

7.  Alpha-ecdysone and 20-hydroxyecdysone from frass of the tobacco hornworm, Manduca sexta (L.).

Authors:  J N Kaplanis; M J Thompson; W E Robbins; E L Lindquist
Journal:  Steroids       Date:  1972-11       Impact factor: 2.668

8.  Ecdysone analog: conversion to alpha ecdysone and 20-hydroxyecdysone by an insect.

Authors:  J N Kaplanis; W E Robbins; M J Thompson; A H Baumhover
Journal:  Science       Date:  1969-12-19       Impact factor: 47.728

9.  The metabolism of 4- 14 C-22, 25-bisdeoxyecdysone during larval development in the tobacco hornworm, Manduca sexta (L.).

Authors:  J N Kaplanis; M J Thompson; S R Dutky; W E Robbins; E L Lindquist
Journal:  Steroids       Date:  1972-07       Impact factor: 2.668
  9 in total
  5 in total

1.  Secretion of alpha-ecdysone by crab Y-organs in vitro.

Authors:  E S Chang; J D O'Connor
Journal:  Proc Natl Acad Sci U S A       Date:  1977-02       Impact factor: 11.205

2.  Insect steroid metabolism.

Authors:  J A Svoboda; M J Thompson; W E Robbins; J N Kaplanis
Journal:  Lipids       Date:  1978-10       Impact factor: 1.880

3.  Immunological analysis of developmental changes in ecdysone 20-mono-oxygenase expression in the cotton leafworm, Spodoptera littoralis.

Authors:  J H Chen; T Hara; M J Fisher; H H Rees
Journal:  Biochem J       Date:  1994-05-01       Impact factor: 3.857

4.  The mechanism of C-20 hydroxylation of alpha-ecdysone in the desert locust, Schistocerca gregaria.

Authors:  P Johnson; H H Rees
Journal:  Biochem J       Date:  1977-12-15       Impact factor: 3.857

5.  Analysis of gene expression in the midgut of Bombyx mori during the larval molting stage.

Authors:  Bing Yang; Wuren Huang; Jie Zhang; Qiuyun Xu; Shoulin Zhu; Qiaoli Zhang; Brenda T Beerntsen; Hongsheng Song; Erjun Ling
Journal:  BMC Genomics       Date:  2016-11-03       Impact factor: 3.969
  5 in total

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