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Table 3 Experimental design of S. titanus transmission trials.

From: Horizontal transmission of the symbiotic bacterium Asaia sp. in the leafhopper Scaphoideus titanus Ball (Hemiptera: Cicadellidae)

No. of individuals (donors + receivers)

Transmission type

Acquisition time

Destination

20 (10 + 10)

Co-feeding with Asaia

24 hours

q-PCR

38 (19 + 19)

 

48 hours

 

28 (14 + 14)

 

72 hours

 

20 (10 + 10)

 

96 hours

 

8 (4 + 4)

 

48 hours

FISH

Tot. co-feeders: 114 (57 + 57)

   

10 (5 + 5)

Asaia Venereal transfer (male to female)

24 hours

q-PCR

10 (5 + 5)

 

48 hours

 

10 (5 + 5)

 

72 hours

 

14 (7 + 7)

 

96 hours

 

10 (5 + 5)

 

48 hours

FISH

10 (5 + 5)

Asaia Venereal transfer (female to male)

24 hours

q-PCR

14 (7 + 7)

 

48 hours

 

10 (5 + 5)

 

72 hours

 

12 (6 + 6)

 

96 hours

 

8 (4 + 4)

 

48 hours

FISH

Tot. mated: 108 (54 + 54)

   

6 (3 + 3)

Co-housing control trial (males with males)

24 hours

 

6 (3 + 3)

 

48 hours

 

6 (3 + 3)

 

72 hours

 

6 (3 + 3)

 

96 hours

 

10 (5 + 5)

Co-housing control trial (females with females)

24 hours

q-PCR

6 (3 + 3)

 

48 hours

 

6 (3 + 3)

 

72 hours

 

6 (3 + 3)

 

96 hours

 

Tot. co-housed: 52 (26 + 26)

   

20 (10 + 10)

Negative control for Co-feeding

24 hours

q-PCR

22 (11 + 11)

 

48 hours

 

28 (14 + 14)

 

72 hours

 

32 (16 + 16)

 

96 hours

 

10 (5 + 5)

 

48 hours

FISH

Tot. co-feeders: 112 (56 + 56)

   

16 (8 + 8)

Negative control for venereal transfer (male to female)

24 hours

q-PCR

10 (5 + 5)

 

48 hours

 

8 (4 + 4)

 

72 hours

 

14 (7 + 7)

 

96 hours

 

10 (5 + 5)

 

48 hours

FISH

8 (4 + 4)

Negative control for venereal transfer (female to male)

24 hours

q-PCR

14 (7 + 7)

 

48 hours

 

12 (6 + 6)

 

72 hours

 

10 (5 + 5)

 

96 hours

 

10 (5 + 5)

 

48 hours

FISH

Tot. mated: 112 (56 + 56)

   
  1. Number of insect specimens used for each trial. The duration of the acquisition period, as well as the type of analysis carried out, are indicated both for samples submitted to experiments performed with Gfp-tagged Asaia and for negative controls.