Medical research
Infertility mechanism in males identified
Large doses of a sperm protein that is ineffective in infertile males can be injected directly into eggs to kick-start fertilization, giving couples hope of conceiving.
Apr 18, 2018
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Page 21 - News tagged with sperm
Medical research
A novel sperm selection technology to increase success rates of in vitro fertilization
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 ...
Jul 2, 2020
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Obstetrics & gynaecology
Long duration of sperm freezing makes no difference to live birth rates in large sperm bank study
Despite a time limit imposed in many countries on the freeze-storage of sperm, a new study from China has found that the long-term cryopreservation of semen in a sperm bank does not affect future clinical outcomes. Results ...
Jun 24, 2019
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Oncology & Cancer
Sperm quality unaffected by one course of chemotherapy for early testicular cancer
Men with early stage testicular cancer can safely receive one course of chemotherapy or radiotherapy after surgery without it having a long-term effect on their sperm count, according to a study published in the leading cancer ...
Feb 25, 2019
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Health
Eating fruits and vegetables with high pesticide residues linked with poor semen quality
The first study to investigate the relationship between eating fruit and vegetables containing pesticide residues and the quality of men's semen has shown a link with lower sperm counts and percentages of normally-formed ...
Mar 30, 2015
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Medical research
Healthy offspring from testicular tissue transplantation in mice: Retinoic acid key
One in fifty births in Japan are said to be through in vitro fertilization, and many couples remain unable to conceive for reasons unknown. Infertility is also an undesired side-effect of lifesaving cancer treatment in childhood.
Jul 16, 2020
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Medical research
Scientists discover how to 3D print testicular cells
In a pair of world firsts, UBC scientists have 3D printed human testicular cells and identified promising early signs of sperm-producing capabilities.
Mar 16, 2022
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Obstetrics & gynaecology
Freezing sperm taken directly from testicles is effective option for infertile couples
Frozen sperm taken by biopsy from testicles in men with no sperm in their semen is as effective as fresh sperm taken by biopsy in helping couples conceive through in vitro fertilization (IVF), according to a study at Washington ...
Aug 6, 2013
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Oncology & Cancer
Male infertility might signal higher odds of testicular cancer
(HealthDay)—Men with reduced fertility could be at increased risk for testicular cancer, according to a new study.
Nov 16, 2015
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Health
TV viewing, exercise habits may significantly affect sperm count
Men's sperm quality may be significantly affected by their levels of physical activity, according to a new study led by researchers at Harvard School of Public Health (HSPH). They found that healthy young men who were sedentary, ...
Feb 4, 2013
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