8 Conidiogenesis
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Transcript of 8 Conidiogenesis
![Page 1: 8 Conidiogenesis](https://reader030.fdocuments.mx/reader030/viewer/2022012403/55725c20497959da6be89a99/html5/thumbnails/1.jpg)
Reproducción sexual y asexual en hongos
• El estado sexual (perfecto o meiotico) se denomina estado Teleomórfico
• Las estructuras de reproducción de origen sexual se denominan Esporas
• El estado asexual (imperfecto o mitótico) se denomina estado Anamórfico
• Las estructuras de reproducción de origen asexual se denominan Conidios
• Muchos hongos presentan ambos estados, especialmente Ascomycetes
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Conidiogénesis
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Conidios de origen Blástico
• El septo se produce una vez iniciada la conidiación
![Page 4: 8 Conidiogenesis](https://reader030.fdocuments.mx/reader030/viewer/2022012403/55725c20497959da6be89a99/html5/thumbnails/4.jpg)
Conidios de origen Tálico
• Los septos se forman antes del inicio de la conidiación
![Page 5: 8 Conidiogenesis](https://reader030.fdocuments.mx/reader030/viewer/2022012403/55725c20497959da6be89a99/html5/thumbnails/5.jpg)
Conidios de origen Blástico• Enteroblástico
• Los nuevos conidios se originan con la participación de la capa interna de la pared de la célula
conidiógena
![Page 6: 8 Conidiogenesis](https://reader030.fdocuments.mx/reader030/viewer/2022012403/55725c20497959da6be89a99/html5/thumbnails/6.jpg)
Conidios de origen Blástico
Enteroblástico
Fialoconidios
Penicillium sp Phyalphora verrucosa
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Conidios de origen Blástico
• Holoblástico
• Los nuevos conidios se originan con la
participación de las dos capas de la pared
de la célula conidiógena
![Page 8: 8 Conidiogenesis](https://reader030.fdocuments.mx/reader030/viewer/2022012403/55725c20497959da6be89a99/html5/thumbnails/8.jpg)
Conidios de origen BlásticoHoloblástico
Blastoconidios Poroconidios
Cryptococcus neoformans Alternaria sp
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Conidios de origen Tálico
• Holotálico
• Los nuevos conidios se originan con la participación de las dos capas de la pared de la célula conidiógena
![Page 10: 8 Conidiogenesis](https://reader030.fdocuments.mx/reader030/viewer/2022012403/55725c20497959da6be89a99/html5/thumbnails/10.jpg)
Conidios de origen Tálico
• Holotálico
Clamidoconidios Macroconidios
![Page 11: 8 Conidiogenesis](https://reader030.fdocuments.mx/reader030/viewer/2022012403/55725c20497959da6be89a99/html5/thumbnails/11.jpg)
Conidios de origen Tálico
• Ártrico
• Enteroártico• Los nuevos conidios
se originan con la participación de solo una capa de la pared de la célula conidiógena
![Page 12: 8 Conidiogenesis](https://reader030.fdocuments.mx/reader030/viewer/2022012403/55725c20497959da6be89a99/html5/thumbnails/12.jpg)
Blastoconidios
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Blastoconidios
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Artroconidios
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Clamidoconidios
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Dictioconidios
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Macroconidios
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Microconidios
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Microconidios
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Microconidios
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Aspergillus spp
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Esporangiosporas
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Estromas AsexualesPicnidios
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Estromas AsexualesAcérvulo
ConidiosHifas
planta
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Estromas AsexualesEsporodoquio
Masa de conidióforos