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Table 3 Summary of the effects of ab , dac , Dll and ss dsRNA injection on embryonic appendage development

From: Developmental coupling of larval and adult stages in a complex life cycle: insights from limb regeneration in the flour beetle, Tribolium castaneum

Treatment (dsRNA)

Total number of embryos

Antenna

Leg

  

Unaffected

F/Sc/T*

Short

Unaffected

F/Sc/T*

Short

amp r

49

49 (100%)

0 (0%)

0 (0%)

49 (100%)

0 (0%)

0 (0%)

dac

47

47 (100%)

0 (0%)

0 (0%)

23 (49%)

24 (F)(51%)

0 (0%)

Dll

53

4 (8%)

0 (0%)

49 (92%)

4 (8%)

0 (0%)

49 (92%)

ss

58

0 (0%)

58 (T)(100%)

0 (0%)

58 (100%)

0 (0%)

0 (0%)

ab

65

7 (11%)

57 (Sc)(88%)

1 (1%)

7 (11%)

58 (Sc)(89%)

0 (0%)

  1. *F/Sc/T denotes embryos that are fused (F), scrunched (Sc) or transformed (T). ampr, ampicillin-resistance; dac, dachshund; Dll, Distal-less; ss, spineless; ab, abrupt.
  2. Eggs collected from female beetles injected with ab, dac, Dll and ss dsRNA (2 μg/μL) of were collected and processed to determine the phenotypes of the developing embryonic appendages, the antennae and legs. The ampr-treated embryos were used as the control. The antenna and legs were scored according to the following categories: unaffected, F/Sc/T (fused, scrunched, or transformed compared to the control), or short (lengths of segments are different from the control). ampr, ampicillin-resistance; dac, dachshund; Dll, Distal-less; ss, spineless; ab, abrupt.