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The material consisted of ejaculates from 152 men who were consulting the laboratory for infertility control. The zinc content of ejaculates was determined by flameless atomic absorption spectrophotometry. Fertility was measured by conventional methods (morphology, motility and the concentration of spermatozoa). It was found that depressed sperm motility was correlated with a high zinc concentration.
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Danscher et al. (1978) studied this question.
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