TABLE 4

Repression of snw mutability by paternally inherited telomeric P elements that were transmitted through females for one generation

TP5 paternally transmitted in F1TP6 paternally transmitted in F1
ReplicateaNo. vialsNo. fliesMutation ratebNo. vialsNo. fliesMutation rateb
Control from type a females (no TP present)
I258990.549 ± 0.031268400.522 ± 0.017
II4712730.636 ± 0.014235070.560 ± 0.023
III4711800.553 ± 0.0204011670.554 ± 0.013
TP males from type a femalesc
I217530.462 ± 0.0333210220.394 ± 0.026
II5215400.346 ± 0.0197419000.443 ± 0.018
III5012830.331 ± 0.0235517780.447 ± 0.018
TP males from b femalesc
I297860.291 ± 0.027287410.485 ± 0.032
II5017520.374 ± 0.0215015920.426 ± 0.020
III4816770.307 ± 0.0234917740.399 ± 0.023
  • a In replicates I and II, the initial mating involved y snw males. In replicate III, it involved FM6, y dm B males.

  • b Unweighted mean mutation rate ±SE.

  • c The TP present in the F3 males that were tested was the same as the TP present in the F1 males (see Figure 1).