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Research Programme - usaid

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lsetse<br />

THE COINCIDENCE OF VIRt'S-.IKE PARTICI.1. INIHtCEI)<br />

SALIVARY GLAND HYPIFR ROPIIY )' AND ') tPANOhM.Il<br />

INFECTION IN GIOS.SIA.V. PI.I'1>5 A'S II.N<br />

T K. Goh'r.S A. hirin,. R.1 I)Irufid<br />

The virus-like particles (VI.Ps) which cause saliarty gland<br />

hypertrophy (SGH) in Ghlos.%ina oallidipes have been<br />

considered as possinle biological-control agents, because of<br />

the high incidence of sterility in infected rialc,. It has been<br />

suggested that flies it h S(i H might he particularly vell<br />

suited for trypanosotne infection,. Iherefore, we have<br />

collected atlar e sample (12,330)) of G. pallidipw Irot our<br />

,tady site at Nguruman to elucidate tile relationship<br />

betx een VI.IP and trVpanosone-infectin rntcs. Flics %%ere<br />

dissected for trypanosome infection. Si'll and age<br />

determination. [he ox.erall trypanosonc-infection rate (I<br />

tiv5, i: (oigo'li.w, and T: brui''i)in Ilies vith to;mal<br />

lixarvgland:.,(hothi sexes was 4. 9' (n- 12,14). Inflies<br />

%sithSI-IG, the overall tr,.panosonie-itilectii rate was<br />

L'. -. ,it Si'5,) [lie ditticitCC in trxpansoieinlecti<br />

' rate is ignificant (X 27.44, 1

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