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Diagram of the development from spermatid to caput spermatozoa to cauda sperm with the origin of the cauda sperm DHR numbers indicated. (A) Developmental origins of cauda sperm epimutations (DHRs). DHRs are considered to be present in a development stage if they meet a p-value threshold of 0.05. (B) Developmental pattern DDT DHR origins. (C) Developmental pattern vinclozolin DHR origins.
