View changelog
| Phylum | Subphylum | Class | Subclass | Order | Family | Genus | Species | Anamorph |
|---|---|---|---|---|---|---|---|---|
| Basidiomycota | Pucciniomycotina | Microbotryomycetes | Sporidiobolales | Sporidiobolaceae | Sporidiobolus | johnsonii |
Nuclear Division
Cell type: (MI) mitosis
Component: Nuc Div / SPB
| Characteristic | State | Code | Images |
|---|---|---|---|
| Centriole | absent | 0 | |
| Basic organization of the spindle pole | spindle pole body globular | 4 |  |
| Spindle pole body form, interphase-prophase | a subgloboid with flat internalized layer | 6 | |
| Spindle pole body form, metaphase-anaphase | a subgloboid with flat internalized layer directly connected to spindle (Microbotryum) | 9 | |
| Spindle development site | cytoplasm | 1 | |
| Metaphase nuclear envelope | partially dispersed | 3 | |
| Telophase nuclear envelope | retention of parts of a disrupted nuclear envelope around the chromatin | 1 | |
| Spindle pole body cap | continuous with the nuclear envelope | 1 | |
| Nucleolus behavior | nucleolus discarded between prophase and metaphase | 1 | |
| Sources | |
|---|---|
| Study Complete | no |
| Author | McCully, E.K. and Robinow, C.F. |
| Date | 1972 |
| Source | J. Cell Sci. 11: 1-31 |