FB2024_02 , released April 23, 2024
FB2024_02 , released April 23, 2024
CV Term Report
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General Information
Term spermatocyte ID (Ontology) FBbt:00004936 (Fly Anatomy)
Definition Male germline cell that is part of the 16-cell spermatocyte cyst. It expresses twine, which regulates the meiotic cycle (Witt et al., 2019).[ FlyBase:FBrf0064778 FlyBase:FBrf0243241 ]
Comment
Links to Extrernal Ontologies
Annotations
Records annotated with this term OR any of its CHILD TERMS
Records annotated with this exact term (annotations to child terms are NOT included)
Data Class Field Records
Alleles (FBal)  PHENOTYPE_MANIFEST_IN     263
Insertions (FBti)  EXPRESSION_STAGE_TISSUE_POSITION      17
Insertions (FBti)  PHENOTYPE_MANIFEST_IN      54
Constructs (FBtp)  PHENOTYPE_MANIFEST_IN      73
show Full annotation statements including this term (annotations to child terms are NOT included), and relevant FlyBase records
 Full annotation statements 
Relevant FlyBase reports
 Alleles Genes Insertions Constructs
 spermatocyte (all annotations which use CV term, excluding "NOT" statements)     263    115     70    102
     spermatocyte | adult stage      12       --       1      3
     spermatocyte | adult stage | increased number       3       --       --       --
     spermatocyte | cell autonomous | somatic clone       1       --       --       --
     spermatocyte | cell non-autonomous | somatic clone       1       --       --       --
     spermatocyte | decreased number       7       --       --       6
     spermatocyte | ectopic       1       --       --       --
     spermatocyte | germline clone       1       --       --       --
     spermatocyte | heat sensitive       4       --       2       --
     spermatocyte | increased number       4       --       --       --
     spermatocyte | somatic clone       4       --       --       3
     spermatocyte | spermatogenesis      17       --       3      5
     spermatocyte | third instar larval stage       1       --       --       --
Spanning Tree (Parents/Children)
Only view relationship:
germline cell
 |__male germline cell___________
male germline cyst               |
 |__spermatocyte cyst            |
male-specific anatomical entity  |
 |__male germline cell___________|
                                 spermatocyte  864 rec.
                                 spermatocyte cyst(+) 949 rec.
                                  |__spermatocyte  864 rec.
                                  |__primary spermatocyte 181 rec.
                                  |   |__apolar primary spermatocyte
                                  |   |__mature primary spermatocyte 7 rec.
                                  |   |__meiotic primary spermatocyte(+) 12 rec.
                                  |   |__polar primary spermatocyte 18 rec.
                                  |__secondary spermatocyte 35 rec.
                                  |   |__interphase secondary spermatocyte
                                  |   |__meiotic secondary spermatocyte(+) 2 rec.
                                  |__spermatocyte fusome 28 rec.
                                  |__Y chromosome loop 156 rec.
                                      |__primary spermatocyte 181 rec.
                                      |   |__apolar primary spermatocyte
                                      |   |__mature primary spermatocyte 7 rec.
                                      |   |__meiotic primary spermatocyte(+) 12 rec.
                                      |   |__polar primary spermatocyte 18 rec.
                                      |__secondary spermatocyte 35 rec.
                                      |   |__interphase secondary spermatocyte
                                      |   |__meiotic secondary spermatocyte(+) 2 rec.
                                      |__spermatocyte fusome 28 rec.
                                      |__Y chromosome loop 156 rec.
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Is a male germline cell
Develops from spermatogonium
Part of spermatocyte cyst
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Synonyms
Secondary IDs
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CL:0000017