Fig. 2. Effect of organic alcohol on sperm motility. (A) Chemical formulae of three
organic alcohols. (B) Effects of ethylene glycol and erythritol on sperm
motility. Sperm were first incubated with one of these alcohol solutions (1.3
mol l1) and then diluted into 100 mmol l1
KCl solution. Values are means ± S.D.
(N=5).