An intense but short-term exposure to cannabis vapor lowered sperm counts and slowed sperm movement, or motility, not only in the directly exposed male mice but also in their sons.
Dec 2, 2021
1
115
For species that rely on sexual reproduction, including mice and men, offspring can only happen if sperm from the male fertilize eggs from the female. Even artificial fertilization techniques depend on donors for both of ...
Sep 7, 2021
0
66
Throughout development, life and the processes of aging, all human cells accumulate mutations, resulting in what is called mosaicism, a condition in which different cells in the same person have different DNA sequences or ...
Aug 13, 2021
3
609
A team of researchers affiliated with a host of institutions in the U.S. has found that an antibody they created was 99.9% effective at trapping human sperm. In their paper published in the journal Science Translational Medicine, ...
In a new paper published by Nature Communications, The Lundquist Institute (TLI) Investigator Wei Yan, MD, Ph.D., and his research colleagues spell out an innovative strategy that has led to the discovery of a natural compound ...
Mar 3, 2021
2
391
Exposure to the widely used weed-killer glyphosate makes genetic changes to rats that can be linked to increased disease in their grandchildren and great-grandchildren, a new study has found.
Dec 9, 2020
3
1222
Newly produced spermatozoa within the testis are not fully functional until they mature in the epididymis, a duct that helps to transport and store sperm. Male infertility may arise from lack of communication between the ...
Jul 9, 2020
1
66
A new study from the University of Georgia has shown that exposure to a now-banned flame retardant can alter the genetic code in sperm, leading to major health defects in children of exposed parents.
Jun 9, 2020
0
101
When parents eat low-protein or high-fat diets, it can lead to metabolic disorders in their adult offspring. Now, an international team led by researchers at the RIKEN Cluster for Pioneering Research (CPR) has identified ...
Mar 19, 2020
0
138
The causes of autism spectrum disorder or ASD are not fully understood; researchers believe both genetics and environment play a role. In some cases, the disorder is linked to de novo mutations that appear only in the child ...
Dec 23, 2019
0
616
