A colorized transmission electron microscope image of an oligodendrocyte (blue) surrounded by cells that it coated in myelin (red outlines).
Brain Fluid from Youngsters Gives Old Mice a Memory Boost
A growth factor found in the cerebrospinal fluid of young mice triggered the proliferation of myelin-making cells when injected into the brains of older mice.
Brain Fluid from Youngsters Gives Old Mice a Memory Boost
Brain Fluid from Youngsters Gives Old Mice a Memory Boost

A growth factor found in the cerebrospinal fluid of young mice triggered the proliferation of myelin-making cells when injected into the brains of older mice.

A growth factor found in the cerebrospinal fluid of young mice triggered the proliferation of myelin-making cells when injected into the brains of older mice.

growth factor

bone marrow exercise mouse osteolectin growth factor mechanical forces progenitors running exercise
Impact of Running Reaches Marrow to Spark Bone Growth in Mice
Emma Yasinski | Mar 2, 2021
A study offers a new explanation for how exercise strengthens bones and the immune system.
Discovery Against All Odds
The Scientist Staff | Dec 1, 2020
Watch Nobel Laureate Rita Levi-Montalcini tell the story of how she continued her transformative cell biology research as World War II raged.
Technique Talk: Supporting Organoid Growth in 3D Cell Culture
The Scientist Creative Services Team in collaboration with Bio-Techne | Mar 8, 2021
In this workshop, you will learn how to optimally culture organoids and support their growth after genetic manipulation.
Action at a Distance, Circa Early 1950s
Diana Kwon | Dec 1, 2020
Neuroscientist Rita Levi-Montalcini began her Nobel Prize–winning work in a makeshift laboratory in Italy during the Second World War.
Image of the Day: Repairing Hearts
Emily Makowski | Jan 7, 2020
A growth factor treatment helps improve cardiac functioning after heart attack in pigs.
Image of the Day: Inflamed Mouse Follicles
Emily Makowski | Dec 16, 2019
Normal hair growth can lead to infection during cancer treatment.
Long Live Collagen
Ashley P. Taylor | Mar 1, 2015
Increased collagen expression is a common feature of many different pathways to extended longevity in worms.
Growth Hormone Guidance
Jenny Rood | Mar 1, 2015
Intact growth hormone signaling pathways are needed for methionine restriction to extend mouse lifespan.
Growth Factor Regulates Hair Color
Tracy Vence | Jun 2, 2014
Researchers pinpoint a gene enhancer that contributes to blond locks in humans.
A Hair-Raising Solution?
Dan Cossins | Sep 1, 2013
In the long-fought battle against baldness, researchers are finally identifying molecular pathways that can be manipulated to generate new hair follicles.
Seven To Receive 1992 Gairdner Awards
Ron Kaufman | Sep 27, 1992
The award ceremony will take place in Toronto on October 23; the winners will divide the foundation's largess, which totals $220,000 Canadian.
yuan lee john polanyl rita levi-montalcini ernst ruska nobel prize
Nobel Winners Stimulate Research
Alexander Grimwade | Nov 16, 1986
All the winners have published work that has been highly cited by their peers.