Larvae expressing htlλ.UAS under the control of Scer\GAL4repo show an expansion of the cortex glial niche; there is a decrease in neuroblast proliferation, with increased cell cycle length; neuroblasts and ganglion mother cells are larger than in controls; neuroblasts show increased nucleolus size. Pupae show an increase in the number of neuroblasts.
Expression under the control of Scer\GAL4NP2222 leads to an expansion of the cortex glial niche, with an increase in the number of glial cells; neuroblasts show decreased proliferation, with loss of the asymmetric localization of Mira and Insc.
Third instar larvae expressing htlλ.UAS under the control of Scer\GAL4repo.PU, Scer\GAL446F or Scer\GAL4Gli.PU exhibit bulges along peripheral nerves (particularly A3 and A4 nerves), which contain increased nuclei numbers respectively from glial, perineurial glial and subperineurial glial cells, as compared to controls.
Clonal expression of htlScer\UAS.T:λ\cI-DD under the control of Scer\GAL4-FRT.alrm in astrocytes results in an increase in the volume of the astrocytic domain compared to controls.
Expression of htlScer\UAS.T:λ\cI-DD in retinal basal glial cell (RBGs) clones under the control of Scer\GAL4repo results in extensive proliferation of the RBG cells, without affecting their migration.
Expression of htlScer\UAS.T:λ\cI-DD under the control of Scer\GAL4Mef2.PR results in a strongly increased number of progenitors/nephrocytes and cardioblasts in the embryo.
Expression of htlScer\UAS.T:λ\cI-DD using Scer\GAL4twi.PU leads to an expansion of dorsal cell fates in the mesoderm.
Expression of htlScer\UAS.T:λ\cI-DD under the control of Scer\GAL4C855a does not cause any mutant phenotype in the larval optic lobe.
Expression of htlScer\UAS.T:λ\cI-DD under the control of Scer\GAL4repo results in an increase in glial cell number and impaired glial migration in the eye disc.
Expression of htlScer\UAS.T:λ\cI-DD under the control of Scer\GAL4Mz97 increases wrapping of the photoreceptor axons and of the axons of Bolwig's nerve by wrapping glia.
Expression of htlλ.UAS in larvae under the control of Scer\GAL4repo results in a thickened optic stalk due to increased numbers of glial cells; there is little or no overmigration of glial cells along the Bolwig nerve, compared to controls.
Expression of htlScer\UAS.T:λ\cI-DD under the control of Scer\GAL41151 leads to an increase in the number of founder cells and, consequentially, an increase in the number of muscle fibers in the abdomen. The excess founder cells produced are longer and more elongated than wild-type founder cells. In contrast, there is only a moderate increase in the number of myoblasts.
Expression of htlScer\UAS.T:λ\cI-DD under the control of Scer\GAL4GMR.PF has no effect on adult eye morphology.
Clones of btlScer\UAS.T:λ\cI-DD (driven by Scer\GAL4αTub84B.PC) in the adult abdomen do not have any effect on polarity.
Expression of htlScer\UAS.T:λ\cI-DD under the control of Scer\GAL4slbo.2.6 has no effect on border cell migration.
Expression of htlScer\UAS.T:λ\cI-DD under the control of Scer\GAL4dpp.blk1 has no effect on furrow formation in the eye disc.
htlScer\UAS.T:λ\cI-DD expressed under the control of Scer\GAL4twi.PG in a wild-type background has no effect on mesoderm migration.
When expression is driven by Scer\GAL4Bx-MS1096, L5 is broadened and an extra vein appears, crossing between L1 and L2.
Embryos expressing htlScer\UAS.T:λ\cI-DD under the control of Scer\GAL4twi.PG develop an increased number of eve-expressing muscle and cardiac progenitors compared to wild-type.
Scer\GAL446F, htlλ.UAS has abnormal neuroanatomy | third instar larval stage phenotype, enhanceable by Ntan1KK107726, Scer\GAL446F
Scer\GAL4repo.PU, htlλ.UAS has abnormal neuroanatomy | third instar larval stage phenotype, enhanceable by Ntan1KK107726, Scer\GAL4repo.PU
Scer\GAL4NP2222, htlλ.UAS has abnormal neuroanatomy | larval stage phenotype, suppressible | partially by hhJF01804/Scer\GAL4NP2222
Scer\GAL4NP2222, htlλ.UAS has abnormal neuroanatomy | larval stage phenotype, suppressible | partially by hhGD6242/Scer\GAL4NP2222
Scer\GAL4NP2222, htlλ.UAS has decreased occurrence of cell division | larval stage phenotype, suppressible | partially by hhJF01804/Scer\GAL4NP2222
Scer\GAL4NP2222, htlλ.UAS has decreased occurrence of cell division | larval stage phenotype, suppressible | partially by hhGD6242/Scer\GAL4NP2222
Scer\GAL4NP2222, htlλ.UAS has decreased occurrence of cell division | larval stage phenotype, suppressible by FASN1NIG.3523R, Scer\GAL4NP2222
Scer\GAL4NP2222, htlλ.UAS has decreased occurrence of cell division | larval stage phenotype, suppressible by Lsd-2KK111306, Scer\GAL4NP2222
Scer\GAL4NP2222, htlλ.UAS has decreased occurrence of cell division | larval stage phenotype, suppressible | partially by raspNIG.11495R/Scer\GAL4NP2222
Scer\GAL4NP2222, htlλ.UAS has decreased occurrence of cell division | larval stage phenotype, suppressible | partially by Scer\GAL4repo/Lsd-2HMS00629
Scer\GAL4NP2222, htlλ.UAS has decreased occurrence of cell division | larval stage phenotype, suppressible | partially by CatUAS.cAa, Scer\GAL4NP2222
Scer\GAL4NP2222, htlλ.UAS has decreased occurrence of cell division | larval stage phenotype, suppressible | partially by Sod1UAS.cAa/Scer\GAL4NP2222
Scer\GAL4repo.PU, htlλ.UAS has abnormal neuroanatomy | third instar larval stage phenotype, suppressible by Ntan1UAS.cZa, Scer\GAL4repo.PU
Scer\GAL4Gli.PU, htlλ.UAS has abnormal neuroanatomy | third instar larval stage phenotype, suppressible by Ntan1KK107726, Scer\GAL4Gli.PU
Scer\GAL446F, htlλ.UAS has embryonic/larval PNS perineurial glial cell | third instar larval stage phenotype, enhanceable by Ntan1KK107726, Scer\GAL446F
Scer\GAL446F, htlλ.UAS has abdominal nerve | third instar larval stage phenotype, enhanceable by Ntan1KK107726, Scer\GAL446F
Scer\GAL4repo.PU, htlλ.UAS has PNS glial cell | third instar larval stage phenotype, enhanceable by Ntan1KK107726, Scer\GAL4repo.PU
Scer\GAL4repo.PU, htlλ.UAS has abdominal nerve | third instar larval stage phenotype, enhanceable by Ntan1KK107726, Scer\GAL4repo.PU
Scer\GAL4NP2222, htlλ.UAS has neuroblast | larval stage phenotype, suppressible | partially by hhGD6242/Scer\GAL4NP2222
Scer\GAL4NP2222, htlλ.UAS has neuroblast | larval stage phenotype, suppressible | partially by hhJF01804/Scer\GAL4NP2222
Scer\GAL4NP2222, htlλ.UAS has neuroblast | larval stage phenotype, suppressible | partially by FASN1NIG.3523R, Scer\GAL4NP2222
Scer\GAL4NP2222, htlλ.UAS has neuroblast | larval stage phenotype, suppressible by Lsd-2KK111306, Scer\GAL4NP2222
Scer\GAL4NP2222, htlλ.UAS has neuroblast | larval stage phenotype, suppressible | partially by raspNIG.11495R/Scer\GAL4NP2222
Scer\GAL4NP2222, htlλ.UAS has neuroblast | larval stage phenotype, suppressible | partially by Sod1UAS.cAa/Scer\GAL4NP2222
Scer\GAL4NP2222, htlλ.UAS has neuroblast | larval stage phenotype, suppressible | partially by CatUAS.cAa, Scer\GAL4NP2222
Scer\GAL4Gli.PU, htlλ.UAS has subperineurial glial cell | third instar larval stage phenotype, suppressible by Ntan1KK107726, Scer\GAL4Gli.PU
Scer\GAL4Gli.PU, htlλ.UAS has abdominal nerve | third instar larval stage phenotype, suppressible by Ntan1KK107726, Scer\GAL4Gli.PU
Scer\GAL4repo.PU, htlλ.UAS has PNS glial cell | third instar larval stage phenotype, suppressible by Ntan1UAS.cZa, Scer\GAL4repo.PU
Scer\GAL4repo.PU, htlλ.UAS has abdominal nerve | third instar larval stage phenotype, suppressible by Ntan1UAS.cZa, Scer\GAL4repo.PU
Scer\GAL4Bx-MS1096, htlλ.UAS has wing vein phenotype, suppressible by styUAS.cHa/Scer\GAL4Bx-MS1096
Scer\GAL4twi.PG, htlλ.UAS has somatic muscle cell | dorsal | embryonic stage phenotype, suppressible by stumpsYY202
Scer\GAL4twi.PG, htlλ.UAS has embryonic/larval pericardial cell phenotype, suppressible by stumpsYY202
Scer\GAL4MS1075/htlλ.UAS is an enhancer of axon & mechanosensory neuron & adult head | conditional ts phenotype of Nrgl10
Scer\GAL4twi.PB/htlλ.UAS is a suppressor of mesoderm phenotype of pbl3
Scer\GAL4MS1075/htlλ.UAS is a suppressor of axon & adult head | conditional ts phenotype of Nrgl10
Scer\GAL4twi.PG/htlλ.UAS is a suppressor of mesoderm phenotype of sfl03844
Scer\GAL4twi.PG/htlλ.UAS is a suppressor of mesoderm phenotype of sgl08310
Scer\GAL4twi.PU/htlλ.UAS is a non-suppressor of mesoderm | germline clone phenotype of nst16923
Scer\GAL4twi.PG/htlλ.UAS is a non-suppressor of mesoderm phenotype of stumpsYY202
Expression of htlScer\UAS.T:λ\cI-DD using Scer\GAL4twi.PU fails to rescue mesoderm differentiation in embryos derived from nst16923 germline clones.
Both mesoderm spreading and differentiation in pbl3 homozygous embryos are partially rescued by htlScer\UAS.T:λ\cI-DD; Scer\GAL4twi.PB.
Partially rescues the mesoderm migration defects of sfl03844 embryos derived from sfl03844 female germline clones (lacking both maternal and zygotic sfl function), when expressed under the control of Scer\GAL4twi.PG. Partially rescues the mesoderm migration defects of sgl08310 embryos derived from sgl08310 female germline clones (lacking both maternal and zygotic sgl function), when expressed under the control of Scer\GAL4twi.PG.
The strength of the wing vein phenotype caused by expression of htlScer\UAS.T:λ\cI-DD driven by Scer\GAL4Bx-MS1096 is reduced by co-expression of styScer\UAS.cHa.
The increased number of eve-expressing muscle and cardiac progenitors seen in embryos expressing htlScer\UAS.T:λ\cI-DD under the control of Scer\GAL4twi.PG is dominantly suppressed by stumpsYY202. htlScer\UAS.T:λ\cI-DD does not rescue the mesodermal phenotype of stumpsYY202 embryos when expressed under the control of Scer\GAL4twi.PG.
htlλ.UAS/Scer\GAL4alrm.PD partially rescues htlAB42
Scer\GAL4tey-5053A/htlλ.UAS partially rescues htlAB42
Scer\GAL4twi.PG/htlλ.UAS partially rescues htlAB42
Scer\GAL4twi.PG/htlλ.UAS partially rescues htlAB42
Expression of htlScer\UAS.T:λ\cI-DD under the control of Scer\GAL4alrm.PD partially restores infiltration of astrocyte processes into the neuropil in htlAB42 embryos, however, migration of the ventral-most astrocyte is not rescued.
Expression of htlScer\UAS.T:λ\cI-DD under the control of Scer\GAL4tey-5053A rescues the longitudinal visceral muscle (LVM) founder cell death seen in htlAB42 mutant stage 13 embryos. The founder cell migration defects are also partially rescued, however some cells acquire abnormal shapes, adhere to positions more distant from the TVM both dorsally and ventrally, and form clusters, resulting in missing LVM cells in the most anterior trunk segments.
Expression of htlScer\UAS.T:λ\cI-DD under the control of Scer\GAL4twi.PG is able to induce bilaterally symmetrical flattening of the mesodermal tube onto the ectoderm in the early stages of mesoderm morphogenesis in htlAB42 embryos. Expression of htlScer\UAS.T:λ\cI-DD under the control of Scer\GAL4twi.PG efficiently rescues the ability of mesodermal cells to move away from the site of invagination in htlAB42 embryos.
htlScer\UAS.T:λ\cI-DD ; Scer\GAL4twi.PB rescues the migration of the mesoderm after invagination in htlAB42 embryos, but only partially rescues differentiation of the mesoderm. An average of 12.2 (s.d.=2.9; n=27) hemisegments per embryo have eve expressing mesodermal cells, compared to 22 in wild-type.
Partially rescues the mesoderm migration defects of htlAB42 embryos, when expressed under the control of Scer\GAL4twi.PG.
Partially rescues the mesodermal phenotype of htlAB42 embryos when expressed under the control of Scer\GAL4twi.PG.
Encodes an activated form of htl.