The Helminthological Society of Washington - Peru State College
The Helminthological Society of Washington - Peru State College
The Helminthological Society of Washington - Peru State College
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ENDO ET AL.—ULTRASTRUCTURE OF THE LESION NEMATODE 159<br />
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Figure 4. Longitudinal, submedian section <strong>of</strong> ovary <strong>of</strong> P. penetrans showing oocytes (O) during initial<br />
stages <strong>of</strong> meiosis. M, mitochondria; N, nucleus; SM, somatic muscles.<br />
13). However, a preformed lumen is not appar-<br />
ent. In this region, the spermatozoa may be dis-<br />
placed from the spermatheca as the oocyte<br />
moves through the central part <strong>of</strong> the uterus.<br />
sence <strong>of</strong> muscle filaments within their cell<br />
boundaries. Membrane junctions between cells<br />
near the spermatheca define the region in which<br />
a lumen may form during oocyte passage (Fig.<br />
Copyright © 2011, <strong>The</strong> <strong>Helminthological</strong> <strong>Society</strong> <strong>of</strong> <strong>Washington</strong>
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