Tag Archives: sperm

Scientists discover new protein that could improve fertility treatments

A new protein, named MAIA after the Greek goddess of motherhood, could be crucial in helping doctors better understand some aspects of infertility and develop novel treatments. Currently, infertility is unexplained in more than half of people who are unable … Continue reading

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Sperm are masters of DNA packing

During sperm production, an enormous amount of DNA has to be packed into a very small space without breaking anything. A central role is played by certain proteins around which the DNA thread is wrapped, called the protamines. A recent … Continue reading

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Sperm screening might detect harmful mutations before embryo implantation

Screening sperm may help identify potentially harmful new genetic mutations and help fertility specialists prevent them from being passed on to offspring, shows a preliminary study published in eLife. The results suggest a potential tool to help improve fertility treatment … Continue reading

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Men’s Health Month: Good news for cancer survivors’ fertility

The rate of survival for childhood cancers has increased dramatically in the last several decades, but a serious side effect of treatment is diminished fertility later in life. A potential treatment for boys facing cancer treatment would be to harvest, … Continue reading

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New measure of sperm age may predict pregnancy success

A novel technique to measure the age of male sperm has the potential to predict the success and time it takes to become pregnant, according to a newly published study by researchers at the Wayne State University School of Medicine. … Continue reading

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New micro device boosts IVF success

A research team led by the University of Adelaide, in Australia, has delivered a new micro-device to streamline the only fertility treatment procedure available for men with low sperm counts. The first-of-its-kind device will allow more IVF clinics to offer … Continue reading

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High BMI linked to sperm cell irregularities

Single-cell analysis of autopsied human testes suggests that abnormalities associated with aging sperm cells might be exacerbated by elevated body mass index (BMI). The research appears in the journal Developmental Cell. Even though it is well established that older men display … Continue reading

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COVID-19 alters levels of fertility-related proteins in men, study suggests

Many people who recover from COVID-19 experience long-term symptoms, such as brain fog or heart problems. Increasing evidence suggests that the virus can also impair fertility. Now, researchers at the Indian Institute of Technology have analyzed protein levels in semen … Continue reading

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Device directs sperm to ‘go against the flow’ to help infertility

The female genital tract can be a hostile environment for conception. Out of about 100 million sperm, only a few hundred make it to the fallopian tubes. Guided by a directional movement called rheotaxis, sperm cells swim against the cervical … Continue reading

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A missing ‘motor’ causes eggs to fail

Human eggs often contain the wrong number of chromosomes, leading to miscarriages and infertility. A research team led by Melina Schuh at the Max Planck Institute (MPI) for Multidisciplinary Sciences, in Germany, has discovered that human eggs are missing an … Continue reading

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