Hypertrehalosemic hormone biosynthesis in the cockroach, Blaberus discoidalis : developmental and phyisiological effectors /

age. Rates of HTH secretion and levels of stored HTE

Bibliographic Details
Main Author: Sowa, Sheila M., 1949-
Format: Thesis eBook
Language:English
Published: [Place of publication not identified] : [publisher not identified] ; 1997.
Subjects:
Online Access:Link to OAKTrust copy
Description
Summary:age. Rates of HTH secretion and levels of stored HTE
between nutritional status and rates of HTH synthesis and
Biosynthesis of hypertrehalosemic hormone (HTH) by isolated
concentrations, relative to control rates.
corpora cardiaca (CC) from Blaberus discoidalis cockroaches
ecdysis using an in vitro bioassay based on the incorporation
effects or photophase influence on HTH synthesis were found.
females were highest following the molt and declined with
followed a similar pattern. No neural or endocrine brain
glucose for optimal translation of HTH message was found.
In starved insects, HTH synthesis doubled and secretion
increased 66% relative to fed controls, while levels of
incubated at the normal trehalose concentration. Rates of in
levels (four times the physiological concentration) of
of [3H]tryptophan. Synthetic rates for both males and
secretion, in vitro effects by exogenously applied sugars
stored HTH remained constant. To examine the relationship
Synthetic rates by CC incubated in medium containing elevated
trehalose were not significantly different from those for CC
vitro HTH secretion were 45% lower at elevated trehalose
was measured for the three-week period following adult
were measured. A non-specific requirement for trehalose or
Item Description:"Major subject: Entomology".
Vita.
Physical Description:viii, 54 leaves : illustrations ; 28 cm.
Also available online.
Issued also on microfiche from Lange Micrographics.
Bibliography:Includes bibliographical references: pages 43-52.