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| In conventional freeze-fracture replicas the closed cytoproct (cyp) forms a wavy ridge dividing the left and right posterior ventral aspects of the cell. A double row of intra-membrane particles (IMPs) welds the plasma membrane to the underlying alveolar membranes. EM taken on 6/3/75 by R. Allen with Hitachi HU11A TEM. Neg. 5,500X. Bar = 1µm. Published in J. Ultrastruct. Res. 63:64-78, 1978. |
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