An Atlas of Ixodid Tick UltrastructureAlexander S. Raikhel, Harry Hoogstraal |
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Page 228
... vitellogenesis . The mode of formation of the lipid yolk and of lipid inclusions in somatic cells appears to be the same . Protein yolk deposition , in contrast , is a special feature of oocyte maturation . There are 2 modes of protein ...
... vitellogenesis . The mode of formation of the lipid yolk and of lipid inclusions in somatic cells appears to be the same . Protein yolk deposition , in contrast , is a special feature of oocyte maturation . There are 2 modes of protein ...
Page 236
... vitellogenesis , h - late vitellogenesis . gtm - granular -fibrillar material ; FC - funicle cell ; ITC - interstitial cell ; 00 - oocyte ; rc - rickettsial colony ; rg - ribosomelike granule ; SC - synaptonemal complex ; ve - vitelline ...
... vitellogenesis , h - late vitellogenesis . gtm - granular -fibrillar material ; FC - funicle cell ; ITC - interstitial cell ; 00 - oocyte ; rc - rickettsial colony ; rg - ribosomelike granule ; SC - synaptonemal complex ; ve - vitelline ...
Page 237
... vitellogenesis and X 10,000 . ve - vitelline 371 - oocyte Figs . 371-374 . Details of vitellogenesis . cortical surface during yolk uptake ; arrows indicate tubular structures attached to forming protein yolk body , x 50,000 ; 372 - the ...
... vitellogenesis and X 10,000 . ve - vitelline 371 - oocyte Figs . 371-374 . Details of vitellogenesis . cortical surface during yolk uptake ; arrows indicate tubular structures attached to forming protein yolk body , x 50,000 ; 372 - the ...
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alveoli aperture argasid arthropods asiaticum axons Balashov basal lamina blood feeding Brinton cavity cheliceral chemoreceptor cilia cisternae of RER coated vesicles contain cuticle cuticular cytoplasm cytoplasmic growth dense density Dermacentor dermal glands diameter digestive cells distal dorsal droplets duct electron microscope electron-dense elongate epicuticle epidermal cells epithelial cells excretory extensible cuticle fat body folds formation glial cell glycogen Golgi complexes granular granulocytes Haller's organ hemocytes hemolymph heterophagosomes Hyalomma insects invaginations ixodid ticks Ixodoidea layer lipid located lumen lysosomes Malpighian tubule mechanoreceptor microtubules microvilli midgut midgut cells mitochondria molting morphological nephrocyte nerve neurons neurosecretory nucleus numerous nymphal Obenchain oocyte palpal organ photoreceptor cells plasma membrane pore canals procuticle protein Raikhel rectal sac residual bodies ribosomes scutum secretory cells secretory granules segment sensilla setae setal sheath spermatocyte stage structure surrounded synganglion tissue Tsvileneva tubular type I digestive ultrastructure unfed female unfed nymph unfed ticks vacuoles ventral vitellogenesis