Dr. Alex Pastuszak, cofounder and CEO of Paterna Biosciences, discusses the scientific process behind the company's recent announcement that it grew human sperm cells in a lab and ...
The causes of male infertility can be hard to diagnose, with many tests failing to detect genetic defects. Sometimes, ...
A new AI-powered technology is locating sperm cells in men who were told they had none – and giving couples who have been trying for years another chance at having children. It was early November 2025 ...
Paterna Biosciences said it has mastered the molecular signals that teach stem cells how to mature into sperm for a promising new fertility treatment. Reading time 3 minutes More than one in eight ...
A startup out of Utah, Paterna Biosciences, says it has successfully grown functional human sperm in a lab and used the sperm to make visibly healthy-looking embryos. The technique could eventually ...
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See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Men who abstain from sex for longer periods may see a decline in sperm ...
Current World Health Organization (WHO) guidelines typically recommend two to seven days of abstinence before taking semen samples or assisted reproduction. However, a new study led by Oxford ...
Research into how a father’s choices — such as diet, exercise, stress, nicotine use — may transfer traits to his children has become impossible to ignore. The standard sperm-meets-egg story posits ...
Sperm donor with cancer-causing gene fathered nearly 200 children across Europe, investigation finds
London — Sperm from a donor who unknowingly carried a cancer-causing gene has been used to conceive nearly 200 babies across Europe, an investigation by 14 European public service broadcasters, ...
Scientists have identified a protein that may be key to proper sperm formation. Without it, male mice produced no viable sperm, they found. A team at the RIKEN Center for Biosystems Dynamics Research ...
Oct. 31, 2025--Researchers at the Columbia University Fertility Center reported the first successful pregnancy using an AI-guided method they developed to recover sperm in men with azoospermia, in ...
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