Abstract:
:Vitellogenic oocytes from the cockroach Blattella germanica were dissected free of the surrounding follicle cell layer. The continued presence of a resting potential indicated that the defolliculated oocytes remained viable. In other experiments, lysozyme was injected into last nymphal instars; scanning electron micrographs showed that the bacteroids normally found between the follicle cell epithelium and the oocyte membrane were removed by this treatment. Oocytes from injected animals were known to be viable because they developed into living progeny. To assess the mode of action of lysozyme, defolliculated oocytes were exposed in vitro to lysozyme and then a hypotonic rinse; scanning electron micrographs showed that these oocytes were largely free of bacteroids.
journal_name
Tissue Celljournal_title
Tissue & cellauthors
Anderson M,Kunkel JGdoi
10.1016/0040-8166(90)90009-xsubject
Has Abstractpub_date
1990-01-01 00:00:00pages
349-58issue
3eissn
0040-8166issn
1532-3072pii
0040-8166(90)90009-Xjournal_volume
22pub_type
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