Ultrastructure of fish and amphibian liver during catabolism of degenerating erythrocytes
Autor: | M. M. Kalashnikova |
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Rok vydání: | 2000 |
Předmět: | |
Zdroj: | Bulletin of Experimental Biology and Medicine. 129:101-104 |
ISSN: | 1573-8221 0007-4888 |
Popis: | Similar catabolic features were found in macrophages of melano-macrophage centers of sturgeon liver and Kupffer cells of hibernating frogs and tadpoles underdoing metamorphosis. Catabolic process includes 4 stages: 1) intact phagocyted erythrocytes; 2) phagosomes with erythrocyte-like matrix density containing dense ferritin granules distributed between hypertrophied Golgi complex and smooth endoplasmic reticulum; 3) phagosomes with membrane structures and electron dense granules; 4) phagosomes with melanin granules. Products of erythrocyte catabolism are released through the bile duct. The origin of melanin granules is discussed. |
Databáze: | OpenAIRE |
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