Proliferation of Pneumocystis Trophozoites in Human Lymph Nodes and in Nude Mice Lungs
MATSUMOTO, YOSHITSUGU ; FRENKEL, JACOB K. ; AIKAVVA, MASAMICHI ; YOSHIDA, YUKIO
Oxford, UK : Blackwell Publishing Ltd
Published 1989
Oxford, UK : Blackwell Publishing Ltd
Published 1989
ISSN: |
1550-7408
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Source: |
Blackwell Publishing Journal Backfiles 1879-2005
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Topics: |
Biology
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Notes: |
Pneumocystis infection in athymic nude mice lungs showed a particularly high trophozoite to cyst ratio. A similar observation was obtained from a study of a patient with lymph node infection with Pneumocystis. Eosinophilic foamy masses in these sites were observed by light microscopy. With the electron microscope, the masses were seen to be composed of large aggregates of trophozoites. Cystic forms (precysl, cyst and empty cyst) were extremely scarce in comparison with the huge numbers of trophozoites. These cystic forms were mostly undergoing degeneration. These observations indicate that the mode of proliferation in both situations was predominantly asexual, that is, proliferation by trophozoites, suggesting that certain conditions may enhance asexual reproduction or depress the fonnation of cysts.
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Type of Medium: |
Electronic Resource
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URL: |
_version_ | 1798290056630239233 |
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autor | MATSUMOTO, YOSHITSUGU FRENKEL, JACOB K. AIKAVVA, MASAMICHI YOSHIDA, YUKIO |
autorsonst | YOSHIDA, YUKIO |
book_url | http://dx.doi.org/10.1111/j.1550-7408.1989.tb02682.x |
datenlieferant | nat_lic_papers |
hauptsatz | hsatz_simple |
identnr | NLZ240641728 |
insertion_date | 2012-04-26 |
issn | 1550-7408 |
journal_name | The @journal of eukaryotic microbiology |
materialart | 1 |
notes | Pneumocystis infection in athymic nude mice lungs showed a particularly high trophozoite to cyst ratio. A similar observation was obtained from a study of a patient with lymph node infection with Pneumocystis. Eosinophilic foamy masses in these sites were observed by light microscopy. With the electron microscope, the masses were seen to be composed of large aggregates of trophozoites. Cystic forms (precysl, cyst and empty cyst) were extremely scarce in comparison with the huge numbers of trophozoites. These cystic forms were mostly undergoing degeneration. These observations indicate that the mode of proliferation in both situations was predominantly asexual, that is, proliferation by trophozoites, suggesting that certain conditions may enhance asexual reproduction or depress the fonnation of cysts. |
package_name | Blackwell Publishing |
publikationsjahr_anzeige | 1989 |
publikationsjahr_facette | 1989 |
publikationsjahr_intervall | 8014:1985-1989 |
publikationsjahr_sort | 1989 |
publikationsort | Oxford, UK |
publisher | Blackwell Publishing Ltd |
reference | 36 (1989), S. 0 |
search_space | articles |
shingle_author_1 | MATSUMOTO, YOSHITSUGU FRENKEL, JACOB K. AIKAVVA, MASAMICHI YOSHIDA, YUKIO |
shingle_author_2 | MATSUMOTO, YOSHITSUGU FRENKEL, JACOB K. AIKAVVA, MASAMICHI YOSHIDA, YUKIO |
shingle_author_3 | MATSUMOTO, YOSHITSUGU FRENKEL, JACOB K. AIKAVVA, MASAMICHI YOSHIDA, YUKIO |
shingle_author_4 | MATSUMOTO, YOSHITSUGU FRENKEL, JACOB K. AIKAVVA, MASAMICHI YOSHIDA, YUKIO |
shingle_catch_all_1 | MATSUMOTO, YOSHITSUGU FRENKEL, JACOB K. AIKAVVA, MASAMICHI YOSHIDA, YUKIO Proliferation of Pneumocystis Trophozoites in Human Lymph Nodes and in Nude Mice Lungs Blackwell Publishing Ltd Pneumocystis infection in athymic nude mice lungs showed a particularly high trophozoite to cyst ratio. A similar observation was obtained from a study of a patient with lymph node infection with Pneumocystis. Eosinophilic foamy masses in these sites were observed by light microscopy. With the electron microscope, the masses were seen to be composed of large aggregates of trophozoites. Cystic forms (precysl, cyst and empty cyst) were extremely scarce in comparison with the huge numbers of trophozoites. These cystic forms were mostly undergoing degeneration. These observations indicate that the mode of proliferation in both situations was predominantly asexual, that is, proliferation by trophozoites, suggesting that certain conditions may enhance asexual reproduction or depress the fonnation of cysts. 1550-7408 15507408 |
shingle_catch_all_2 | MATSUMOTO, YOSHITSUGU FRENKEL, JACOB K. AIKAVVA, MASAMICHI YOSHIDA, YUKIO Proliferation of Pneumocystis Trophozoites in Human Lymph Nodes and in Nude Mice Lungs Blackwell Publishing Ltd Pneumocystis infection in athymic nude mice lungs showed a particularly high trophozoite to cyst ratio. A similar observation was obtained from a study of a patient with lymph node infection with Pneumocystis. Eosinophilic foamy masses in these sites were observed by light microscopy. With the electron microscope, the masses were seen to be composed of large aggregates of trophozoites. Cystic forms (precysl, cyst and empty cyst) were extremely scarce in comparison with the huge numbers of trophozoites. These cystic forms were mostly undergoing degeneration. These observations indicate that the mode of proliferation in both situations was predominantly asexual, that is, proliferation by trophozoites, suggesting that certain conditions may enhance asexual reproduction or depress the fonnation of cysts. 1550-7408 15507408 |
shingle_catch_all_3 | MATSUMOTO, YOSHITSUGU FRENKEL, JACOB K. AIKAVVA, MASAMICHI YOSHIDA, YUKIO Proliferation of Pneumocystis Trophozoites in Human Lymph Nodes and in Nude Mice Lungs Blackwell Publishing Ltd Pneumocystis infection in athymic nude mice lungs showed a particularly high trophozoite to cyst ratio. A similar observation was obtained from a study of a patient with lymph node infection with Pneumocystis. Eosinophilic foamy masses in these sites were observed by light microscopy. With the electron microscope, the masses were seen to be composed of large aggregates of trophozoites. Cystic forms (precysl, cyst and empty cyst) were extremely scarce in comparison with the huge numbers of trophozoites. These cystic forms were mostly undergoing degeneration. These observations indicate that the mode of proliferation in both situations was predominantly asexual, that is, proliferation by trophozoites, suggesting that certain conditions may enhance asexual reproduction or depress the fonnation of cysts. 1550-7408 15507408 |
shingle_catch_all_4 | MATSUMOTO, YOSHITSUGU FRENKEL, JACOB K. AIKAVVA, MASAMICHI YOSHIDA, YUKIO Proliferation of Pneumocystis Trophozoites in Human Lymph Nodes and in Nude Mice Lungs Blackwell Publishing Ltd Pneumocystis infection in athymic nude mice lungs showed a particularly high trophozoite to cyst ratio. A similar observation was obtained from a study of a patient with lymph node infection with Pneumocystis. Eosinophilic foamy masses in these sites were observed by light microscopy. With the electron microscope, the masses were seen to be composed of large aggregates of trophozoites. Cystic forms (precysl, cyst and empty cyst) were extremely scarce in comparison with the huge numbers of trophozoites. These cystic forms were mostly undergoing degeneration. These observations indicate that the mode of proliferation in both situations was predominantly asexual, that is, proliferation by trophozoites, suggesting that certain conditions may enhance asexual reproduction or depress the fonnation of cysts. 1550-7408 15507408 |
shingle_title_1 | Proliferation of Pneumocystis Trophozoites in Human Lymph Nodes and in Nude Mice Lungs |
shingle_title_2 | Proliferation of Pneumocystis Trophozoites in Human Lymph Nodes and in Nude Mice Lungs |
shingle_title_3 | Proliferation of Pneumocystis Trophozoites in Human Lymph Nodes and in Nude Mice Lungs |
shingle_title_4 | Proliferation of Pneumocystis Trophozoites in Human Lymph Nodes and in Nude Mice Lungs |
sigel_instance_filter | dkfz geomar wilbert ipn albert |
source_archive | Blackwell Publishing Journal Backfiles 1879-2005 |
timestamp | 2024-05-06T08:10:39.867Z |
titel | Proliferation of Pneumocystis Trophozoites in Human Lymph Nodes and in Nude Mice Lungs |
titel_suche | Proliferation of Pneumocystis Trophozoites in Human Lymph Nodes and in Nude Mice Lungs |
topic | W |
uid | nat_lic_papers_NLZ240641728 |