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tag stem cell trials culture evolution ecology

A close up of a tick held in a pair of forceps, with Kevin Esvelt’s face out of focus in the background.
CRISPR Gene Drives and the Future of Evolution
Hannah Thomasy, PhD | Mar 15, 2024 | 10+ min read
Genetic engineering pioneer Kevin Esvelt’s work highlights biotechnology’s immense potential for good—but also for catastrophe.
Magnetic Swimmers Cultured
Tia Ghose | Dec 22, 2011 | 3 min read
For the first time, researchers culture a bacteria that uses a magnetic sulfide compound to navigate.
Week in Review: February 23–27
Tracy Vence | Feb 27, 2015 | 3 min read
Stem cells in culture; engineered cancer biomarkers; small molecule improves stem cell homing; reproducible bacterial evolution; how human adaptive immunity develops
One Protein to Rule Them All
Shelby Bradford, PhD | Feb 28, 2024 | 10+ min read
p53 is possibly the most important protein for maintaining cellular function. Losing it is synonymous with cancer.
The Gravity of Life
Rob Dunn | Jun 1, 2011 | 3 min read
Whose well-being is threatened by our changing relationship with the myriad organisms that shaped the evolution of our species?
Book excerpt from The Wild Life of Our Bodies
Rob Dunn | Jun 4, 2011 | 7 min read
In Chapter 9, "We Were Hunted, Which is Why All of Us are Afraid Some of the Time and Some of Us are Afraid All of the Time," author Rob Dunn explains how predators shaped our evolution as we cowered and ran from their ravenous maws.
Trials of the Heart
Christopher Thomas Scott(cscott@the-scientist.com) | Jul 3, 2005 | 5 min read
Adult human stem cells may offer the opportunity to use one of biomedical science's most promising technologies without the ethical dilemmas of embryonic cells.
On the left is a normally developing mouse embryo, on the right is a slightly larger mouse embryo that also contains horse cells that glow green.
Chimera research opens new doors to understanding and treating disease
Hannah Thomasy, PhD, Drug Discovery News | Aug 9, 2023 | 10 min read
Animals with human cells could provide donor organs or help us understand neuropsychiatric disorders.
Are Cancer Stem Cells Ready for Prime Time?
Suling Liu, Hasan Korkaya, and Max S. Wicha | Apr 1, 2012 | 10+ min read
A flood of new discoveries has refined our definition of cancer stem cells. Now it’s up to human clinical trials to test if they can make a difference in patients.
The Ecology of Tumors
Paraic A. Kenny, Celeste M. Nelson, and Mina J. Bissell | Apr 1, 2006 | 10+ min read
FEATUREThe Ecology of Tumors   Courtesy of Nasa Ames Research CenterBy perturbing the microenvironment, wounds and infection may be key to tumor development.BY PARAIC A. KENNY, CELESTE M. NELSON, AND MINA J. BISSELLNo tumor is an island. Chemical and physical forces exerted by the diverse cellular populations that surround a tumor - its so-called microenvironment - shape development and progression. Manipulating these 'ecologi

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