Search results for sperm motility

Cell & Microbiology Nov 1, 2023

Sperm can adjust their swimming style to adapt to fluctuating fluid conditions

Sperm can modulate their energetics by regulating their flagellar waveform—how the sperm oscillate their tails—in order to adapt to varying fluid environments, potentially optimizing their motility and navigation within ...

Cell & Microbiology Oct 25, 2023

Sperm's secret voltage switch: Scientists unlock the mystery of motility

Researchers at Stockholm University have unveiled the hidden intricacies of how sperm go from passive bystanders to dynamic swimmers. This transformation is a pivotal step in the journey to fertilization, and it hinges on ...

Cell & Microbiology Oct 25, 2023

Gene integral to initiating, sustaining sperm cell development identified

With male infertility a mounting global concern impacting approximately 12% of men, according to the National Institutes of Health, a Penn State research team has discovered a gene that plays a key role in initiating and ...

Plants & Animals May 17, 2023

New method to thaw frozen frog sperm produces better swimmers

Scientists have uncovered a superior method of freezing and thawing frog sperm leading to improved sperm quality. Driven by mass declines of frogs worldwide, research into cryopreservation of amphibian sperm has expanded ...

Environment Apr 19, 2023

Review highlights lifelong health impacts of air pollution

A new review of evidence highlights the impact air pollution has on health across the life course, from before birth through to old age.

Cell & Microbiology Mar 16, 2023

Humans bite back by deactivating mosquito sperm

New UC Riverside research makes it likely that proteins responsible for activating mosquito sperm can be shut down, preventing them from swimming to or fertilizing eggs.

Plants & Animals Jan 26, 2023

Sperm motility and anchoring of the spore capsule in spreading earthmoss

As a component of moors, mosses are important for climate conservation. They are also gaining increasing significance in biotechnology and the manufacture of biopharmaceuticals. For the most varied of reasons, mosses are ...

Plants & Animals Nov 29, 2022

Squirrel sperm and feet tell a different climate change story

Perhaps it's time to replace the canary in a coal mine metaphor with a squirrel in the ground. Because two University of Manitoba studies found that climate change is altering ground squirrels' sperm and feet, and this warns ...

Plants & Animals Nov 2, 2022

Cracking the enigma of how plant sperm is compacted

Sperm cells have compact bundles of DNA, yet exactly how and why sperm cell nuclei are condensed in flowering plants has been a mystery, until now.

Cell & Microbiology Sep 22, 2022

Teams of sperm swim more smoothly against the current

It turns out sperm go against the flow better when they swim together.

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