Table 1.

Statistical analysis of molecular marker expression in the NB 7-3 lineage

Number of of immunoreactive cells/hemisegment
Antibody/stageGenotype0123456nMean+s.e.m.
          
Eagle/stage 15 Wild type 2.6% 18.5% 77.5% 1.3% 151 3.77+0.04 
 numb1/numb1 1.8% 9.9% 66.1% 22.2% 171 2.09+0.05 
 UAS-NotchACT 10.9% 69.6% 15.2% 4.3% 92 2.13+0.07 
 spdoG104/spdoG104 8.8% 41.2% 38.2% 11.8% 34 4.53+0.14 
 UAS-P35 1.9% 41.5% 46.2% 10.3% 106 4.65+0.07 
 UAS-numb 2.1% 56.3% 38.5% 3.1% 96 4.43+0.06 
          
Zfh-1/stage 15 Wild type 20.3% 79.7% 79 0.80+0.05 
 numb1/numb1 90.5% 9.5% 84 1.10+0.03 
 UAS-NotchACT 10.8% 89.2% 83 1.89+0.03 
          
Ddc/stage 17 or third instar Wild type 19.0% 81.0% 290 1.81+0.02 
 numb1/numb1 7.1% 89.5% 3.4% 294 0.96+0.02 
 UAS-NotchACT 90.3% 9.0% 0.7% 996 0.10+0.01 
 spdoG104/spdoG104 5.2% 42.1% 47.4% 5.3% 19 3.52+0.16 
 UAS-p35 1.9% 2.9% 89.4% 5.8% 104 1.99+0.04 
          
Corazonin/stage 17 or third instar Wild type 2.8% 97.2% 72 0.97+0.02 
 numb1/numb1 100% 54 0.00+0.00 
 UAS-NotchACT 99.7% 0.3% 624 0.00+0.00 
 spdoG104/spdoG104 46.7% 53.3% 15 0.53+0.52 
 UAS-p35 5.0% 86.0% 9.0% 100 1.04+0.04 
          
Eg-lacZ/stage 17 Wild type 1.3% 36.7% 55.1% 5.7% 1.3% 158 2.69+0.05 
 numb1/numb1 8.5% 82.3% 7.1% 2.1% 141 1.03+0.04 
Number of of immunoreactive cells/hemisegment
Antibody/stageGenotype0123456nMean+s.e.m.
          
Eagle/stage 15 Wild type 2.6% 18.5% 77.5% 1.3% 151 3.77+0.04 
 numb1/numb1 1.8% 9.9% 66.1% 22.2% 171 2.09+0.05 
 UAS-NotchACT 10.9% 69.6% 15.2% 4.3% 92 2.13+0.07 
 spdoG104/spdoG104 8.8% 41.2% 38.2% 11.8% 34 4.53+0.14 
 UAS-P35 1.9% 41.5% 46.2% 10.3% 106 4.65+0.07 
 UAS-numb 2.1% 56.3% 38.5% 3.1% 96 4.43+0.06 
          
Zfh-1/stage 15 Wild type 20.3% 79.7% 79 0.80+0.05 
 numb1/numb1 90.5% 9.5% 84 1.10+0.03 
 UAS-NotchACT 10.8% 89.2% 83 1.89+0.03 
          
Ddc/stage 17 or third instar Wild type 19.0% 81.0% 290 1.81+0.02 
 numb1/numb1 7.1% 89.5% 3.4% 294 0.96+0.02 
 UAS-NotchACT 90.3% 9.0% 0.7% 996 0.10+0.01 
 spdoG104/spdoG104 5.2% 42.1% 47.4% 5.3% 19 3.52+0.16 
 UAS-p35 1.9% 2.9% 89.4% 5.8% 104 1.99+0.04 
          
Corazonin/stage 17 or third instar Wild type 2.8% 97.2% 72 0.97+0.02 
 numb1/numb1 100% 54 0.00+0.00 
 UAS-NotchACT 99.7% 0.3% 624 0.00+0.00 
 spdoG104/spdoG104 46.7% 53.3% 15 0.53+0.52 
 UAS-p35 5.0% 86.0% 9.0% 100 1.04+0.04 
          
Eg-lacZ/stage 17 Wild type 1.3% 36.7% 55.1% 5.7% 1.3% 158 2.69+0.05 
 numb1/numb1 8.5% 82.3% 7.1% 2.1% 141 1.03+0.04 

For each genotype, hemisegments were counted for the number of NB7-3 cells that expressed the specific antigen. The results are presented as a percentage of total number of hemisegments counted and as an average number of cells per hemisegments. Abdominal segments 1-7 were counted for all antigens except corazonin, where wild-type expression is only found in segments 1-6. UAS-NotchACT and UAS-p35 were activated by eg-gal4.

(A,B) Eg and Zfh-1 expression was assayed in stage 15 embryonic CNS.

(C,D) Ddc and corazonin expression was assayed in stage 17 embryonic CNS for the numb1 and spdoG104 genotypes and in third instar larval CNS for the other three genotypes.

(E) Eg-lacZ expression was assayed in stage 17 embryonic CNS.

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