New Study Links Inflammation from Obesity To Male Infertility
A new study sheds light on how obesity may contribute to male infertility. Published in the open-access journal Frontiers in Physiology, the study reports that…
Reproduction News
New Yale Study Links Childbearing to Accelerated Aging
New research from Yale University reveals the first evidence that childbearing may cause accelerated aging in women. The researchers tested 100 healthy postmenopausal women from…
Steps That Enable Human Stem Cells to Develop Into Egg Cells
The exact causes of infertility, which can affect around 10% of couples, are often unknown. In some cases, it may be a result of the…
Homosexual Behavior Among Fish Increases Attractiveness to Females
In many species, females are attracted to large, conspicuous males. But among animals that mate with many partners, males that manage to mate with more…
Lab-Made Mouse Oocytes Produce Fertile and Viable Offspring
Japanese scientists have been able to coax mouse stem cells into becoming viable eggs that were able to produce healthy offspring. This will provide a…
Lens-Free System Shows Spiraling Swimming Pattern of Human Sperm
A new three-dimensional imaging technique has shown the spiraling movements that human sperm accomplishes while swimming. Previously, these movements had only been inferred from two-dimensional…
Reproductive Cycle Put Dinosaurs at a Disadvantage
In a published study, scientists from the University of Zurich and Zoological Society of London describe how they believe the reproductive cycle of egg laying…
Birth Ratios Skew Towards More Females During Famine
In China, during the Chinese Great Leap Forward famine, the male-to-female birth ratios fell significantly. This implies that whenever food is in short supply, women…
Researchers Study Regulatory Gene’s Role in Sperm Quality Control
Researchers at Yale University have discovered how the regulatory gene, p53, oversees quality control in the production of sperm and possibly other cells with damaged…
Researchers Show Sperm Production Has Health Implications
According to Dr. Damian Dowling of Monash University’s School of Biological Sciences and Professor Leigh Simmons of the University of Western Australia, reproduction may be…
Viruses Use Bacteria for Reproduction
MIT researchers are studying how viruses use bacteria to support the replication of their own DNA. Viruses in phosphorus-starved regions of the ocean are able…
Naked Mole Rats Make Slow Sperm
Naked Mole Rats are all teeth and skin. They are fairly ugly by our usual standards and as it turns out, so is their sperm,…
Male Guppies Keep Their Females Happy By Avoiding Change
For the past 500,000 years, Guppies have changed their color dramatically, but yet an orange patch on males has remained unchanged. It’s all about romance….