View changelog
| Phylum | Subphylum | Class | Subclass | Order | Family | Genus | Species | Anamorph |
|---|---|---|---|---|---|---|---|---|
| Ascomycota | Saccharomycotina | Saccharomycetes | Saccharomycetales | Saccharomycodaceae | Wickerhamia | fluorescens |
Nuclear Division
Cell type: (ME) meiosis
Component: Nuc Div / SPB
| Characteristic | State | Code | Images |
|---|---|---|---|
| Centriole | absent | 0 | |
| Basic organization of the spindle pole | spindle pole body a plaque or disc | 3 |  |
| Telophase nuclear envelope | retention of complete nuclear envelope around the chromatin with median constriction/fragmentation | 0 | |
| Perinuclear endoplasmic reticulum | absent | 0 | |
| Spindle vesicles | absent | 0 | |
| Metaphase plate | absent | 0 | |
| Spindle pole body cap | absent | 0 | |
| Sources | |
|---|---|
| Notes | Nuclear membrane persistent through meiosis I and II forming four lobes, one of which becomes the lone ascospore. |
| Character Quality | fair |
| Fixation | gluteraldehyde with osmium postfix |
| Study Complete | no |
| Author | Rooney, L. and Moens, P.B. |
| Date | 1973 |
| Source | Can. J. Microbiol. 19: 1383-1387 |