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Fast-Acting Nonhormonal Male Birth Control Prevents Pregnancy in Mice
Fast-Acting Nonhormonal Male Birth Control Prevents Pregnancy in Mice
The “on demand” drug immobilizes sperm rather than limit their production, preventing 100 percent of pregnancies in an experiment.
The “on demand” drug immobilizes sperm rather than limit their production, preventing 100 percent of pregnancies in an experiment.
cell motility
“Gut Feeling” Takes on New Meaning
Iris Kulbatski, PhD | Jan 23, 2023 | 4 min read
Mechanically sensitive gut cells similar to touch sensors in the skin allow the intestine to feel and assess the physical properties of its contents.
Science Snapshot: More Fun Than a Barrel of Monkey Cells
Lisa Winter | Oct 3, 2022 | 1 min read
This year’s second-place winner of the 2022 Nikon Small World in Motion competition shows a 12-hour time-lapse of labeled cells.
Biophysicist Howard Berg Dies at 87
Lisa Winter | Mar 22, 2022 | 2 min read
His research uncovered secrets of motility in E. coli.
Nucleus Is Key to How Cells Sense Personal Space
Abby Olena, PhD | Oct 15, 2020 | 4 min read
In two independent studies, researchers find that the organelle is responsible for a switch that allows cells to start moving when they’re squeezed.
Image of the Day: Actin Assembly
Emily Makowski | Sep 17, 2019 | 1 min read
Microtubules need actin to disassemble focal adhesions, allowing for cell movement.
Image of the Day: Motile Swimmers
Chia-Yi Hou | Jun 12, 2019 | 1 min read
Scientists track the movement of sperm flagella.
Image of the Day: Hunter Platelets
The Scientist Staff and The Scientist Staff | Dec 19, 2017 | 1 min read
Researchers explore how blood platelets sweep bacteria into aggregate bundles at sites of infection to help phagocytic cells dispose of them.
Cells Follow Stiffness Gradients by Playing Tug-of-War
Ben Andrew Henry | Dec 1, 2016 | 2 min read
Cells with the best traction on a substrate pull their neighbors toward firmer ground.
Squirmy Sperm
Kerry Grens | Nov 12, 2015 | 1 min read
Scientists observe another form of locomotion for male gametes, akin to a snake’s slither.
Prominent Cell Biologist Dies
Kerry Grens | May 4, 2015 | 2 min read
Cytoskeleton specialist Alan Hall was best known for unpacking the roles of Rho GTPases.
Time-Lapse on the Cheap
Ruth Williams | Feb 1, 2015 | 2 min read
A PhD student jury-rigs a microscopy system for high-throughput cell motility assays.