twi CG2956

Links: FlyBase, BDGP InSitu, DOT, Permalink

Probe AT15089 Links: Permalink

Genes: twi

Embryo

Area Images Terms
stage 1-3 Stage 1-3
 Expressed
  Ubiquitous
  Medium expression (21-40ms exp)
  Maternal
 Degraded
  Degraded partially stage 2
  Degradation maternal transcripts
stage 4-5 Stage 4-5
 Expressed
  Zygotic
   Zygotic starting stage 4
   Blastoderm nuclei
    Subset blastoderm nuclei
     Ventral blastoderm nuclei
  Strong expression (1-20ms exp)
  Localized
   Subcellular localization patterns
    Nuclei-associated localization
     Perinuclear localization
      Perinuclear subset of nuclei
       Perinuclear around blastoderm nuclei
     Intranuclear accumulation
      Accumulation in subset nuclei
    Membrane associated
    Exclusionary patterns
     Pole cell exclusion
    Cytoplasmic foci
    Apical localization
     Apical enrichment
      Diffuse apical localization
   Local terms for zygotic transcripts
   Embryonic localization patterns
 Degraded
  Degraded partially stage 4
  Degradation maternal transcripts
stage 6-7 Stage 6-7
 Expressed
  Zygotic
   Blastoderm nuclei
    Subset blastoderm nuclei
     Expression in mesoderm
  Strong expression (1-20ms exp)
stage 8-9 Stage 8-9
 Expressed
  Zygotic
   Blastoderm nuclei
    Subset blastoderm nuclei
     Expression in mesoderm
  Strong expression (1-20ms exp)
stage 10-17 Stage 10-17
 Expressed
  Zygotic
   Tracheal system
    Tracheal pits
   Segmented pattern
   Ectoderm
  Localized

Larva

Area Images Terms

Adult

Area Images Terms
Male reproductive tissues

Comments

Need more images to get the full story. In situ done before we started screening late stage embryos.

Probe AT17310 Links: Permalink

Genes: twi

Embryo

Area Images Terms
stage 1-3 Stage 1-3
 Expressed
  Ubiquitous
  Medium expression (21-40ms exp)
  Maternal
stage 4-5 Stage 4-5
 Expressed
  Zygotic
   Zygotic starting stage 4
   Blastoderm nuclei
    Subset blastoderm nuclei
     Ventral blastoderm nuclei
  Medium expression (21-40ms exp)
  Localized
   Subcellular localization patterns
    Exclusionary patterns
     Pole cell exclusion
    Apical localization
     Apical enrichment
      Diffuse apical localization
   Embryonic localization patterns
 Degraded
  Degraded partially stage 4
  Degradation maternal transcripts
stage 6-7 Stage 6-7
 Expressed
  Zygotic
   Blastoderm nuclei
    Subset blastoderm nuclei
     Ventral blastoderm nuclei
     Expression in mesoderm
  Medium expression (21-40ms exp)
stage 8-9 Stage 8-9
 Expressed
  Zygotic
   Blastoderm nuclei
    Subset blastoderm nuclei
     Expression in mesoderm
  Medium expression (21-40ms exp)
stage 10-17 Stage 10-17
 Expressed
  Zygotic

Larva

Area Images Terms
fat body 3rd Instar Larval Tissues
 Fat body
  Not expressed in fat body
intestine 3rd Instar Larval Tissues
 Intestine
  Not expressed in the intestine
imaginal discs 3rd Instar Larval Tissues
 Imaginal discs
  Not expressed in imaginal discs
nervous system 3rd Instar Larval Tissues
 Nervous system
  Not expressed in nervous system
salivary gland 3rd Instar Larval Tissues
 Salivary gland
  Not expressed in salivary glands
lymph glands and ring glands 3rd Instar Larval Tissues
 Lymph Glands and Ring Glands
  Ring gland
   Not expressed in ring gland

Adult

Area Images Terms

Comments

Probe twi-RB Links: Permalink

Genes: twi

Embryo

Area Images Terms
stage 1-3 Stage 1-3
 Non-Expressed
stage 4-5 Stage 4-5
 Expressed
  Zygotic
   Zygotic starting stage 4
   Blastoderm nuclei
    Subset blastoderm nuclei
     Ventral blastoderm nuclei
     Posterior blastoderm nuclei
     Anterior blastoderm nuclei
  Localized
   Subcellular localization patterns
    Ventral localization
    Posterior localization
    Nuclei-associated localization
     Perinuclear localization
      Perinuclear subset of nuclei
       Perinuclear around blastoderm nuclei
    Exclusionary patterns
     Yolk plasm exclusion
     Pole cell exclusion
    Cytoplasmic foci
    Basal localization
     Basal enrichment
    Apical localization
     Apical enrichment
      Diffuse apical localization
    Anterior localization
stage 6-7 Stage 6-7
 Expressed
  Zygotic
   Blastoderm nuclei
    Subset blastoderm nuclei
     Ventral blastoderm nuclei
     Expression in mesoderm
     Expression in ectoderm
     Anterior blastoderm nuclei
  Localized
   Yolk cortex localization
    Yolk cortex enrichment
   Subcellular localization patterns
    Nuclei-associated localization
     Perinuclear localization
      Perinuclear subset of nuclei
       Perinuclear around blastoderm nuclei
    Exclusionary patterns
     Yolk cortex exclusion
    Basal localization
     Basal enrichment
    Apical localization
     Apical enrichment
      Diffuse apical localization
   Posterior localization
   Embryonic localization patterns
    Anterior localization
stage 8-9 Stage 8-9
 Expressed
  Zygotic
   Blastoderm nuclei
    Subset blastoderm nuclei
     Segmented pattern
      Pair-rule pattern
     Expression in mesoderm
     Expression in ectoderm
     Expression in API
  Localized
   Subcellular localization patterns
    Perinuclear localization
     Perinuclear around blastoderm nuclei
    Cytoplasmic foci
    Basal localization
     Basal enrichment
   Embryonic localization patterns
    Ventral localization
    Germ band localization
    Dorsal localization
    Anterior localization
 Degraded
  Degraded partially stage 9
stage 10-17 Stage 10-17
 Expressed
  Zygotic
   Muscles-embryo
    Visceral mesoderm
     Specific visceral mesoderm pattern
    Muscles - subregion
   Hindgut
   Head
   Foregut
   Esophagus
   Ectoderm
  Localized
   Subcellular localization patterns
    Perinuclear localization
     Perinuclear around muscle nuclei

Larva

Area Images Terms

Adult

Area Images Terms

Comments

-retested using HCR-FISH 2025 for full coverage of late stage expression patterns
-performed using 3 probe pairs (HCR-FISH) against the RB isoform
-really interesting patterns!