How to Quickly and Easily Find Mutated Sperm? Just Go FISH
A new test quickly and easily identifies when sperm are carrying chromosomal mutations, and could be applied for men hoping to have children. Chemotherapy and…
Fertility
Diet Can Modulate Male Fertility: Nut Consumption Causes Changes in Sperm DNA Function
Adding nuts to a Western-style diet has an effect on its epigenetics; this research shows, for the first time, that there are regions in the…
Norwegian Researchers Are Collecting Sperm From COVID-19 Patients – Here’s Why
How does Covid-19 affect sperm and thus the next generation’s immune system? Researchers from the University of Bergen are collecting sperm to find the answer….
Heat Stress Damages Sperm and Fertility – Now Scientists Know Why
Project using roundworms uncovers a mechanism that leads to male infertility caused by high temperatures. University of Oregon biologists have used the model organism Caenorhabditis…
Over-Exchange of DNA in Sperm and Eggs Results in Chromosome Defects That Can Increase Infertility
University of Oregon and Northwestern University biologists show that too many crossover events can increase infertility. The exchange of DNA between chromosomes during the early…
Sperm Biomarker Identified That’s Associated With Couples’ Pregnancy Probability
University of Massachusetts Amherst scientists say discovery could lead to better diagnosis of male infertility. Researchers at the University of Massachusetts Amherst have identified a…
Scientists Create Human Embryo-Like Model From Human Stem Cells
Scientists from the University of Cambridge, in collaboration with the Hubrecht Institute in The Netherlands, have developed a new model to study an early stage…
Different Women’s Eggs Attract Different Men’s Sperm – And Not Necessarily Their Partners
Human Eggs Prefer Some Men’s Sperm Over Others Human eggs use chemical signals to attract sperm. New research from Stockholm University and Manchester University…
New Sex Hormone Discovered by Biologists
New hormone that stimulates sexual functions in fish could lead to novel infertility treatments in humans. When University of Ottawa biologists Kim Mitchell and Vance…
COVID-19 Baby Boom? Not According to a New Study
Over 80% of people surveyed in a study do not plan to conceive during the COVID-19 crisis, perhaps putting to rest suggestions that the lockdown…
Many Popular Fertility and Pregnancy Planning Apps May Be Inaccurate
There is a scant evidence base on their use and lack of fertility specialist input in their development. Many popular fertility and pregnancy planning apps…
How Sperm Unpack Dad’s Genome So It Can Merge With Mom’s to Form One New Human Genome
University of California San Diego researchers discovered the enzyme SPRK1’s role in reorganizing the paternal genome during the first moments of fertilization — a finding…
What You Eat 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 which healthy…
Evidence That the Clitoris Is Important for Reproduction
A recent review published today (November 5, 2019) in Clinical Anatomy highlights evidence that the female clitoris is important for reproduction. The review notes that…
Simple Test Predicts Dangerous Pregnancy Disorder That Kills Thousands
Australian researchers have developed a way to predict the onset of a deadly pregnancy condition that kills 76,000 women and half a million babies each…
Increased Risk of Prostate Cancer for Fathers That Used IVF/ICSI Assisted Reproduction
Early screening and long term monitoring should be considered for these men, say researchers. Men who became fathers through assisted reproduction techniques seem to be…
Study Shows Increased Functional DNA in Mitochondria Cures Male Infertility
In a mouse model, new research from the Max Planck Institute shows that a higher number of mitochondrial DNA-molecules can compensate for negative effects of…
Mitochondrial Transfer Technology Could Reduce Risk of Childhood Disease
New technology that would allow genetic material to shuffle between unfertilized eggs is ready to make healthier babies. This technique would allow parents to minimize…