Tag Archives: sperm

New test offers clarity for couples struggling to conceive

Infertility affects 10% to 15% of couples globally, and while often viewed as a women’s health problem, men contribute to around half of the cases. Now, a male fertility test based on Cornell University research could help predict which men … Continue reading

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New sperm selection technology may increase IVF success rates

Motile sperm are difficult to collect with a conventional cell sorter because they are vulnerable to physical damage. A research collaboration between Kumamoto and Kyoto Universities in Japan has developed a technique that uses a cell sorter with microfluidic chip … Continue reading

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Study finds protein that is essential for male fertility

Newly produced spermatozoa within the testis are not fully functional until they mature in the epididymis, a duct that helps to transport and store sperm. Male infertility may arise from lack of communication between the testis and the epididymis and … Continue reading

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Studies look into how DNA crossovers can drive healthy or abnormal sperm, egg cell division

In the famous words of movie character Forrest Gump, “Life is like a box of chocolates; you never know what you’re gonna get.” The same principle applies to human genetics. When the body forms sperm or egg cells in a … Continue reading

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Accurate 3D imaging of sperm cells could improve IVF treatments, study finds

Tel Aviv University researchers have developed a safe and accurate 3D imaging method to identify sperm cells moving at a high speed. The new technology could provide doctors with the ability to select the highest-quality sperm for injection into an … Continue reading

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New way to assess male fertility

Current tests for male fertility include measuring the concentration and motility of spermatozoa. However, other characteristics of sperm, such as their ability to follow a chemical trail to the egg, can influence the likelihood of fertilization. Now, researchers reporting in Analytical … Continue reading

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Scientists discover a target for treating male infertility

While some of our body’s cells divide in a matter of hours, the process of making sperm, meiosis, takes about 14 days from start to finish. And fully six of those days are spent in the stage known as the … Continue reading

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Study finds antioxidant supplements do not improve male fertility

Antioxidant supplements do not improve semen quality among men with infertility, according to a new study supported by the Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD), part of the National Institutes of Health. The study … Continue reading

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Diet has rapid effects on sperm quality

Sperm are influenced by diet, and the effects arise rapidly. This is the conclusion of a study by researchers at Linköping University, in Sweden, in which healthy young men were fed a diet rich in sugar. The study, published in PLOS … Continue reading

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Research: Protein defect leaves sperm chasing their tails

With more and more couples seeking assistance to conceive, the steps required for fertilization are being put under the microscope to identify factors that could enhance fertility. In a study published in the journal PNAS, a team led by researchers … Continue reading

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