sperm morphology


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Related to sperm morphology: sperm count, sperm motility

sperm morphology

A parameter assessed in semen analysis: according to WHO criteria, a sample is regarded as normal if 4% or more of the sperm are morphologically normal.
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Normal sperm morphology and chromatin packaging: comparison between aniline blue and chromomycin A3 staining.
Progranulin is positively correlated with motility (r = 0.32, p <0.001), sperm count (r = 0.23, p < 0.05), and sperm morphology (r = 0.25, p <0.01).
Yaman, "The effect of varicocele on sperm morphology and DNA maturity: does acridine orange staining facilitate diagnosis?," Turkish Journal of Urology, vol.
Oxidative stress, lipid peroxidation and changes in membrane properties induced by morphine resulted in the death of germ cells and reduced the sperm morphology and motility (Venkatesh et al., 2009), while antioxidants like resveratrol protected sperms from damage induced by free radicals through scavenging them (Ourique et al.).
Predictive value of abnormal sperm morphology in in vitro fertilization.
I reviewed the literature, and did not find any reports on exercise affecting sperm morphology and mobility, however.
Peng, "Lower dietary n-6: n-3 ratio and high-dose vitamin E supplementation improve sperm morphology and oxidative stress in boars," Reproduction, Fertility and Development, 2016.
Normozoospermia means sperm count > 15 million sperm/ml, sperm motility > 40%, and normal sperm morphology > 4% whereas OAT means sperm count < 15 million sperm/ml, sperm motility < 40%, and normal sperm morphology < 4%.
According to IVF Consultant Dr Nabil Tarazi, the rate of infertility in the world is at 10 to 15 percent and Qatar holds a similar ratio with Polycystic Ovary Syndrome as the most common complaint, adding that inadequate sperm count, abnormal sperm morphology and low sperm motility are among the most common causes of infertility in men.
Group 1: Control: Normozoospermics (10 cases) persons with sperm concentration of 20 million/mL or more, sperm motility of 50% or more (a + b type motility), normal sperm morphology of 30% or more.