Laser in Cytology

Abstract

Both tannic acid and mercuric chloride increased the fragility of these cells slightly. To determine whether or not any of the differences are statistically significant an analysis was made of 44 control values and 65 observations in each of the most concentrated solutions of tannic acid and mercuric chloride. The values in 0•45 per cent sodium chloride were used since the greatest differences were observed in this solution. Using the Student t-test, the