Over the past 50 years, obesity and type 2 diabetes rates have risen sharply, while sperm quality has declined significantly. These changes may have been caused by the increasing popularity of highly ...
The Hidden DNA Organizer That Links Fertility and Cancer
A research team at Kyoto University has discovered STAG3 cohesin, a new mitotic cohesin complex that contributes to the formation of the unique DNA architecture of spermatogonial stem cells (SSCs), th...
Reprogramming Blood Cells to Produce Sperm Precursors
Different types of cells—such as heart, liver, blood, and sperm cells—have properties that help them perform their unique tasks in the body. In general, these properties are hardwired. Without int...
How Slightly Elevated Blood Sugar Levels Affect Men’s Sexual Health
Older men are not only fighting against time, but also against rising blood sugar levels. New research shows that a slight increase in metabolic markers such as glucose has a greater impact on declini...
A Genetic Factor Helps Sperm Outcompete Their Rivals
Competition between sperm is fierce – they all want to be the first to reach the egg to fertilize it. A research team from Berlin has shown in mice that the ability of sperm to move forward depends ...
Research Shows that Taking Antidepressants Does Not Have a Negative Impact on the Success of IVF in Men
In vitro fertilization (IVF) is a time-consuming and often stressful procedure, but it is increasingly being used to help couples realize their dream of having a child. But how does stress affect the ...
The Secret Voltage Switch of Sperm: The Mystery of Motility
Researchers at Stockholm University have uncovered the hidden intricacies of how sperm develop from passive spectators into dynamic swimmers. This transformation is a crucial step on the path to ferti...
Why Heat Stress Damages Sperm
Using the model organism Caenorhabditis elegans, biologists have identified molecular mechanisms that cause DNA damage in sperm and contribute to male infertility after exposure to heat. In humans, th...
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