Molecular aspects of declining sperm motility in older men

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Molecular aspects of declining sperm motility in older men Ralf Henkel, Ph.D., Gesa Maass, M.D., Hans-Christian Schuppe, M.D., Andreas Jung, M.D., Jörg Schubert, M.D., Wolf-Bernhard Schill, M.D. Fertility and Sterility Volume 84, Issue 5, Pages 1430-1437 (November 2005) DOI: 10.1016/j.fertnstert.2005.05.020 Copyright © 2005 American Society for Reproductive Medicine Terms and Conditions

FIGURE 1 Correlation of (A) total and (B) progressive sperm motility with age. Highly significant decreases in sperm motility are obvious as age increases. Heinkel. Sperm motility in older men. Fertil Steril 2005. Fertility and Sterility 2005 84, 1430-1437DOI: (10.1016/j.fertnstert.2005.05.020) Copyright © 2005 American Society for Reproductive Medicine Terms and Conditions

FIGURE 2 Correlation of flagellar zinc concentration with age. Heinkel. Sperm motility in older men. Fertil Steril 2005. Fertility and Sterility 2005 84, 1430-1437DOI: (10.1016/j.fertnstert.2005.05.020) Copyright © 2005 American Society for Reproductive Medicine Terms and Conditions

FIGURE 3 Correlation of flagellar zinc concentration with percentage of abnormally stained flagella. Heinkel. Sperm motility in older men. Fertil Steril 2005. Fertility and Sterility 2005 84, 1430-1437DOI: (10.1016/j.fertnstert.2005.05.020) Copyright © 2005 American Society for Reproductive Medicine Terms and Conditions