Human Stem Cell Research Guidelines Updated
Human Stem Cell Research Guidelines Updated
Removal of the 14-day limit for culturing human embryos is one of the main changes in the revised recommendations from the International Society for Stem Cell Research.
Human Stem Cell Research Guidelines Updated
Human Stem Cell Research Guidelines Updated

Removal of the 14-day limit for culturing human embryos is one of the main changes in the revised recommendations from the International Society for Stem Cell Research.

Removal of the 14-day limit for culturing human embryos is one of the main changes in the revised recommendations from the International Society for Stem Cell Research.

stem cell
When Severed, This Solitary Tunicate Regrows as Three New Animals
When Severed, This Solitary Tunicate Regrows as Three New Animals
Amanda Heidt | May 13, 2021
While regeneration has long been the domain of colonial tunicates, a solitary species of sea squirt was able to regenerate into multiple, fully functional individuals within a month of being cut up.
Cones Derived from Human Stem Cells Help Mice See: Study
Cones Derived from Human Stem Cells Help Mice See: Study
Marcus A. Banks | Apr 23, 2021
Researchers insert functioning cone photoreceptors into the retinas of mice with advanced eye disease, improving their vision.
Human-Monkey Chimeras Shed Light on Development
Human-Monkey Chimeras Shed Light on Development
Abby Olena | Apr 15, 2021
Human stem cells injected into early monkey embryos proliferate and contribute to multiple cell lineages over 20 days of embryonic development.
Bisrat Debeb Models How Cancer Spreads to the Brain
Bisrat Debeb Models How Cancer Spreads to the Brain
Catherine Offord | Apr 1, 2021
From his student days in veterinary medicine in Ethiopia to running a lab on metastasis at MD Anderson Cancer Center, Debeb has a passion for understanding how living things work.
Human Blastocyst-Like Structures Made in the Lab
Human Blastocyst-Like Structures Made in the Lab
Abby Olena | Mar 17, 2021
Two new papers describe the generation of so-called blastoids, which could avoid the use of embryonic cells and make studying early human development much more accessible.
Organoids Repair Bile Ducts
Organoids Repair Bile Ducts
Abby Olena | Feb 18, 2021
Researchers determined that when introduced into damaged mouse or donated human livers, these lab-grown tissues could integrate into bile ducts and function normally.
Voters in California Extend Life of Stem Cell Funding Agency
Voters in California Extend Life of Stem Cell Funding Agency
Katarina Zimmer | Nov 13, 2020
The state will take on additional debt to finance CIRM, which will now continue to fund stem cell research, training, and clinical trials.
Baking Soda Boosts T Cells’ Ability to Fight Leukemia
Baking Soda Boosts T Cells’ Ability to Fight Leukemia
Rachael Moeller Gorman | Nov 2, 2020
Infusions of donor T cells to fight the cancer often fail, but sodium bicarbonate can counter lactic acid produced by leukemia cells, potentially improving remission rates in mice and humans.
Infographic: How Immunotherapy Could Boost Stem-Like T Cells
Infographic: How Immunotherapy Could Boost Stem-Like T Cells
Daniel E. Speiser and Werner Held | Jul 13, 2020
Cancer therapies could potentially be more effective if their development took into account the cells that give rise to tumor-fighting cells.
Harnessing Stem Cell–Like T Cells to Better Fight Cancer
Harnessing Stem Cell–Like T Cells to Better Fight Cancer
Daniel E. Speiser and Werner Held | Jul 13, 2020
Better understanding the CD8+ T cells already present in tumors could be key to making immunotherapies work for more patients.
Are Mesenchymal Stem Cells a Promising Treatment for COVID-19?
Are Mesenchymal Stem Cells a Promising Treatment for COVID-19?
Ruth Williams | Apr 9, 2020
As the first clinical data become available on treating coronavirus patients with the cells, scientists are equivocal about the rationale for the intervention.
Single-Cell Analysis of Ovarian Cortex Fails to Find Stem Cells
Single-Cell Analysis of Ovarian Cortex Fails to Find Stem Cells
Amy Schleunes | Mar 6, 2020
The controversial oogonial stem cells eluded a team of Swedish researchers who mapped high-quality tissue samples of the human ovary, prompting more questions about the cells’ existence.  
Scientists Grapple with US Restrictions on Fetal Tissue Research
Scientists Grapple with US Restrictions on Fetal Tissue Research
Diana Kwon | Mar 2, 2020
The Trump administration’s changes to policy involving material donated from abortions have led scientists to adjust their research projects or seek alternative sources of funding.