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stem cells

Inducing Pluripotency Every Time
Ed Yong | Sep 18, 2013 | 3 min read
By removing a single gene, adult cells can be reprogrammed into a stem-like state with nearly 100 percent efficiency.
Week in Review: September 9–13
Tracy Vence | Sep 13, 2013 | 3 min read
A new type of stem cell; a parasitic ant species protects its hosts; reasons for biodiversity among tropical amphibians; transforming translational research
Bird, Fish, and Fly Cells Reprogrammed
Kerry Grens | Sep 5, 2013 | 3 min read
Using mouse genes, researchers partially transform differentiated, non-mammalian cells into pluripotent stem cells.
Speaking of Science
The Scientist | Sep 1, 2013 | 2 min read
September 2013's selection of notable quotes
Organs on Demand
Kate Yandell | Sep 1, 2013 | 10+ min read
3-D printing has made inroads in the clinic, but constructing functional complex organs still faces major hurdles.
Printing Ears
Kate Yandell | Aug 31, 2013 | 1 min read
Cornell University biomedical engineer Lawrence Bonassar 3-D prints ears using “ink” that contains living cells.
Printing Life
Kate Yandell | Aug 31, 2013 | 1 min read
3-D printing allows tissue engineers to fabricate more-complex shapes and to precisely mix biological materials.
Making Meat
The Scientist | Aug 31, 2013 | 1 min read
This animation explains the process researchers used to make a lab-grown hamburger patty, which was served up for the first time in early August, 2013.
Week in Review: August 26–30
Tracy Vence | Aug 30, 2013 | 3 min read
New model for neurodevelopment; more biotechs going public; how a virus jumped from mammals to birds; statin side effect linked to genetic variant
Lab-Grown Model Brains
Ed Yong | Aug 28, 2013 | 4 min read
Three-dimensional tissues called “cerebral organoids” can model the earliest stages of brain development.
Stem Cells Open Up Options
Sabrina Richards | Aug 13, 2013 | 5 min read
Pluripotent cells can help regenerate tissues and maintain long life—and they may also help animals jumpstart drastically new lifestyles.
Tumor-Targeting T Cells Engineered
Chris Palmer | Aug 11, 2013 | 3 min read
Scientists genetically modify T cells derived from pluripotent stem cells to attack lymphatic tumors.
Lab-Grown Burger Taste Test
Chris Palmer | Aug 6, 2013 | 2 min read
The world’s first burger grown in a petri dish was cooked and served up in a public taste test.
Week in Review, July 22–26
Jef Akst | Jul 26, 2013 | 4 min read
Faux stem cells; X chromosome involved in sperm production; rewarding peer review; clues to flatworm regeneration; an ethereal glow signals death
Stricter Stem Cell Guidelines Sought
Chris Palmer | Jul 24, 2013 | 2 min read
A new working group is seeking to define rigorous standards for the study of mesenchymal stem cells.
A Wild Stem Cell Chase
Signe Cane | Jul 24, 2013 | 3 min read
A rigorous new study provides strong evidence that very small embryonic-like stem cells hypothesized to be found in mice and humans do not exist.
Italian Stem Cell Controversy
Chris Palmer | Jul 16, 2013 | 2 min read
Italian government officials and scientists clashed last week with a controversial stem cell researcher over details of an upcoming clinical trial.
Gene Therapy Coming of Age?
Dan Cossins | Jul 11, 2013 | 4 min read
Using lentiviral vectors to replace mutated genes in blood stem cells, scientists successfully treat two rare diseases apparently without causing harmful side effects.
Girl with Synthetic Trachea Dies
Bob Grant | Jul 9, 2013 | 1 min read
After receiving a bioengineered windpipe, which was seeded with her own stem cells, the 2-year-old has succumbed to complications from a recent surgery.
Stem-Cell Heart Repair Questioned
Dan Cossins | Jul 8, 2013 | 2 min read
A new analysis finds hundreds of discrepancies in publications from a German researcher who claims to have repaired diseased hearts using stem-cell therapy.
 
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