Table 4.

Trypanosomes in foregut (salivary exudate) versus salivary glands. Breakdown of infections in individual flies.

Trypanosome strain(s) in paired salivary glands of individual flies	Trypanosome strain(s) in salivary exudate (no. of flies)			Total
	Red & green	Green only	Red only
Both mixed	1	0	0	1
1 mixed,1 green	3	1	0	4
1 mixed,1 red	1	0	0	1
Both green	0	2	0	2
Both red	0	0	0	0
1 red, 1 green	1	0	1	2
1 mixed, 1 uninfected	0	0	0	0
1 red, 1 uninfected	1	0	2	3
1 green, 1 uninfected	2	0	0	2
Total no. of flies with infected salivary gland	9	3	3	15
Total no. of flies with uninfected salivary gland	25	10	8	43
Total	34	13	11	58