Evaluation of the Activity of Senna alaxandrina Plant Extracts Against Fasciola gigantica worms in Kassala Town Cattle

الملخص

In this study 4370 animal were examined (1935 cows, 1912 sheep, 441 goats and 82
camels, for their gastrointestinal Fasciola gigantica infection. The results showed that 0.
87% cases were affected by Fasciola gigantica . Ratio of cows that were affected by
Fasciola gigantica was 1.6 %, sheep 0.15% goats 0.68% and the camels were not
affected. The ratio of cows infected by Fasciola gigantica because they depended on
different species of herbs for nutrition. This is where the intermediate host is found, the
metacercarie beside Shrubs as well as existing of water lakes where the cows drink. The
study showed that prevalence of F. gigantica in male cattle was higher than in female.
Fasciola gigantica disease in high proportion (1.75) was recorded In July. But in
August, September and October Fasciola gigantica disease proportion was recorded
0.83%, 0.28% and 0 .79% Consequently. That referred to raining season in autumn
which cause momentum of grasses, hence lead to increase of metacercarie. Infection in
November, December, January and February (Winter season) decreased to 1.06%,
1.08%, 0.85% and 0.54 .In Summer season the Fasciola gigantica infection proportion
declined to zero in March up to 0.84% in April and 1.08%, 0.88% in May and June
respectively. Ethanol & petroleum ether extracts of Senna alaxandrina active against
Fasciola gigantica. While Senna alaxandrina petroleum ether extract activity were the
highest 100% , 100% , 100% respectively.