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Schistosome motility in saline media
Revista Brasileira De Pesquisas Medicas E Biologicas
|June 1, 1979
Summary
Schistosoma mansoni worm survival in saline and PBS solutions was assessed. Females survived longer than males in both solutions, with PBS supporting longer parasite viability.
Area of Science:
- Parasitology
- Helminthology
- Infectious Diseases
Background:
- Schistosomiasis is a major parasitic disease caused by Schistosoma mansoni.
- Understanding parasite viability in vitro is crucial for developing effective treatments.
- Motility serves as a key indicator of parasite vitality and survival.
Purpose of the Study:
- To determine the survival time of Schistosoma mansoni male and female worms.
- To compare worm survival in two different physiological solutions: 0.85% NaCl and Phosphate-Buffered Saline (PBS).
- To utilize worm motility as a biological parameter for assessing parasite vitality.
Main Methods:
- Observation of worm motility in 1067 Schistosoma mansoni specimens.
- Utilizing 0.85% NaCl and PBS as experimental media.
- Recording mean survival time in minutes for both male and female worms.
Main Results:
- In 0.85% NaCl, mean survival was 204 minutes for males and 240 minutes for females.
- In PBS, mean survival was 267 minutes for males and 344 minutes for females.
- Statistically significant differences (p < 0.0001) were observed for media, sex, and sex within each group.
Conclusions:
- Phosphate-Buffered Saline (PBS) supports longer survival of Schistosoma mansoni worms compared to 0.85% NaCl.
- Female Schistosoma mansoni worms exhibit significantly longer survival times than males in both tested solutions.
- These findings provide valuable data for in vitro studies involving Schistosoma mansoni.