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An electron microscopic examination of the gastrointestinal epithelium in Dover sole, Solea solea (L.)
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| Zeitschriftentitel: | Journal of Fish Biology |
|---|---|
| Personen und Körperschaften: | |
| In: | Journal of Fish Biology, 31, 1987, 1, S. 27-36 |
| Format: | E-Article |
| Sprache: | Englisch |
| veröffentlicht: |
Wiley
|
| Schlagwörter: |
| author_facet |
Macdonald, N. L. Macdonald, N. L. |
|---|---|
| author |
Macdonald, N. L. |
| spellingShingle |
Macdonald, N. L. Journal of Fish Biology An electron microscopic examination of the gastrointestinal epithelium in Dover sole, Solea solea (L.) Aquatic Science Ecology, Evolution, Behavior and Systematics |
| author_sort |
macdonald, n. l. |
| spelling |
Macdonald, N. L. 0022-1112 1095-8649 Wiley Aquatic Science Ecology, Evolution, Behavior and Systematics http://dx.doi.org/10.1111/j.1095-8649.1987.tb05211.x <jats:p>The gastrointestinal tracts of adult and juvenile Dover sole, <jats:italic>Solea solea</jats:italic> (L.), were examined using scanning (SEM) and transmission electron microscopy (TEM). SEM showed little differentiation of the internal morphology of the gastrointestinal tract in adult fish, with longitudinally arranged mucosal folds present in all gut regions. Mucosal folds had a similar arrangement to that in the goldfish. Goblet cells were identified in the mucosal epithelium in all regions of the gut while microscopic ducts/pores of possible pancreatic origin were observed in the foregut region. SEM of juvenile gut samples showed a similar arrangement of longitudinal mucosal folds to that found in the adult fish. There was no visible evidence of goblet cells or secretory ducts/pores in any region of the juvenile gastrointestinal tract.</jats:p><jats:p>In TEM it was observed that apical microvilli were a feature of epithelial cells from all regions of the gastrointestinal tract in adult and juvenile Dover sole. Cells from the distal regions of the adult and juvenile gut showed invaginations and vacuolation of the apical cytoplasm. A high degree of vacuolation in cells from the juvenile hindgut‐rectum indicated the possible occurrence of intracellular digestion of absorbed nutrients in this gut region.</jats:p> An electron microscopic examination of the gastrointestinal epithelium in Dover sole, <i>Solea solea</i> (L.) Journal of Fish Biology |
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Journal of Fish Biology |
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49 |
| title |
An electron microscopic examination of the gastrointestinal epithelium in Dover sole, Solea solea (L.) |
| title_unstemmed |
An electron microscopic examination of the gastrointestinal epithelium in Dover sole, Solea solea (L.) |
| title_full |
An electron microscopic examination of the gastrointestinal epithelium in Dover sole, Solea solea (L.) |
| title_fullStr |
An electron microscopic examination of the gastrointestinal epithelium in Dover sole, Solea solea (L.) |
| title_full_unstemmed |
An electron microscopic examination of the gastrointestinal epithelium in Dover sole, Solea solea (L.) |
| title_short |
An electron microscopic examination of the gastrointestinal epithelium in Dover sole, Solea solea (L.) |
| title_sort |
an electron microscopic examination of the gastrointestinal epithelium in dover sole, <i>solea solea</i> (l.) |
| topic |
Aquatic Science Ecology, Evolution, Behavior and Systematics |
| url |
http://dx.doi.org/10.1111/j.1095-8649.1987.tb05211.x |
| publishDate |
1987 |
| physical |
27-36 |
| description |
<jats:p>The gastrointestinal tracts of adult and juvenile Dover sole, <jats:italic>Solea solea</jats:italic> (L.), were examined using scanning (SEM) and transmission electron microscopy (TEM). SEM showed little differentiation of the internal morphology of the gastrointestinal tract in adult fish, with longitudinally arranged mucosal folds present in all gut regions. Mucosal folds had a similar arrangement to that in the goldfish. Goblet cells were identified in the mucosal epithelium in all regions of the gut while microscopic ducts/pores of possible pancreatic origin were observed in the foregut region. SEM of juvenile gut samples showed a similar arrangement of longitudinal mucosal folds to that found in the adult fish. There was no visible evidence of goblet cells or secretory ducts/pores in any region of the juvenile gastrointestinal tract.</jats:p><jats:p>In TEM it was observed that apical microvilli were a feature of epithelial cells from all regions of the gastrointestinal tract in adult and juvenile Dover sole. Cells from the distal regions of the adult and juvenile gut showed invaginations and vacuolation of the apical cytoplasm. A high degree of vacuolation in cells from the juvenile hindgut‐rectum indicated the possible occurrence of intracellular digestion of absorbed nutrients in this gut region.</jats:p> |
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| description | <jats:p>The gastrointestinal tracts of adult and juvenile Dover sole, <jats:italic>Solea solea</jats:italic> (L.), were examined using scanning (SEM) and transmission electron microscopy (TEM). SEM showed little differentiation of the internal morphology of the gastrointestinal tract in adult fish, with longitudinally arranged mucosal folds present in all gut regions. Mucosal folds had a similar arrangement to that in the goldfish. Goblet cells were identified in the mucosal epithelium in all regions of the gut while microscopic ducts/pores of possible pancreatic origin were observed in the foregut region. SEM of juvenile gut samples showed a similar arrangement of longitudinal mucosal folds to that found in the adult fish. There was no visible evidence of goblet cells or secretory ducts/pores in any region of the juvenile gastrointestinal tract.</jats:p><jats:p>In TEM it was observed that apical microvilli were a feature of epithelial cells from all regions of the gastrointestinal tract in adult and juvenile Dover sole. Cells from the distal regions of the adult and juvenile gut showed invaginations and vacuolation of the apical cytoplasm. A high degree of vacuolation in cells from the juvenile hindgut‐rectum indicated the possible occurrence of intracellular digestion of absorbed nutrients in this gut region.</jats:p> |
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| imprint | Wiley, 1987 |
| imprint_str_mv | Wiley, 1987 |
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| source_id | 49 |
| spelling | Macdonald, N. L. 0022-1112 1095-8649 Wiley Aquatic Science Ecology, Evolution, Behavior and Systematics http://dx.doi.org/10.1111/j.1095-8649.1987.tb05211.x <jats:p>The gastrointestinal tracts of adult and juvenile Dover sole, <jats:italic>Solea solea</jats:italic> (L.), were examined using scanning (SEM) and transmission electron microscopy (TEM). SEM showed little differentiation of the internal morphology of the gastrointestinal tract in adult fish, with longitudinally arranged mucosal folds present in all gut regions. Mucosal folds had a similar arrangement to that in the goldfish. Goblet cells were identified in the mucosal epithelium in all regions of the gut while microscopic ducts/pores of possible pancreatic origin were observed in the foregut region. SEM of juvenile gut samples showed a similar arrangement of longitudinal mucosal folds to that found in the adult fish. There was no visible evidence of goblet cells or secretory ducts/pores in any region of the juvenile gastrointestinal tract.</jats:p><jats:p>In TEM it was observed that apical microvilli were a feature of epithelial cells from all regions of the gastrointestinal tract in adult and juvenile Dover sole. Cells from the distal regions of the adult and juvenile gut showed invaginations and vacuolation of the apical cytoplasm. A high degree of vacuolation in cells from the juvenile hindgut‐rectum indicated the possible occurrence of intracellular digestion of absorbed nutrients in this gut region.</jats:p> An electron microscopic examination of the gastrointestinal epithelium in Dover sole, <i>Solea solea</i> (L.) Journal of Fish Biology |
| spellingShingle | Macdonald, N. L., Journal of Fish Biology, An electron microscopic examination of the gastrointestinal epithelium in Dover sole, Solea solea (L.), Aquatic Science, Ecology, Evolution, Behavior and Systematics |
| title | An electron microscopic examination of the gastrointestinal epithelium in Dover sole, Solea solea (L.) |
| title_full | An electron microscopic examination of the gastrointestinal epithelium in Dover sole, Solea solea (L.) |
| title_fullStr | An electron microscopic examination of the gastrointestinal epithelium in Dover sole, Solea solea (L.) |
| title_full_unstemmed | An electron microscopic examination of the gastrointestinal epithelium in Dover sole, Solea solea (L.) |
| title_short | An electron microscopic examination of the gastrointestinal epithelium in Dover sole, Solea solea (L.) |
| title_sort | an electron microscopic examination of the gastrointestinal epithelium in dover sole, <i>solea solea</i> (l.) |
| title_unstemmed | An electron microscopic examination of the gastrointestinal epithelium in Dover sole, Solea solea (L.) |
| topic | Aquatic Science, Ecology, Evolution, Behavior and Systematics |
| url | http://dx.doi.org/10.1111/j.1095-8649.1987.tb05211.x |