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Search results for stem cells

Cell & Microbiology Jul 24, 2023

Successful generation of functional parathyroid glands from mouse embryonic stem cells

Regenerative medicine has opened up exciting possibilities in the world of medicine. Now, researchers in Japan are searching for ways to recreate and rebuild body tissues and organs, which may be an alternative cure for diseases.

Cell & Microbiology Jul 17, 2023

A key function for tight junctions in embryo models

As a human embryo grows, a set of molecules directs cells as they multiply and take on specific identities and spatial positions within the embryo. In one crucial step known as gastrulation, these signaling molecules guide ...

Cell & Microbiology Jul 3, 2023

Transplantation of genome-edited iPS cells delivers therapeutic molecules in vivo

Induced pluripotent stem (iPS) cells have a great impact on biology and medicine, and they are expected to improve regenerative medicine. Since 2014, when a sheet of retinal pigment epithelial cells derived from iPS cells ...

Cell & Microbiology Jun 28, 2023

New stem cell research takes aim at origins of human cancers

How do cells become cancerous, multiply uncontrollably, and form into tumors? And what role do aberrant embryonic stem cells play? These are big questions explored by medical researchers since the embryonic theory of cancer ...

Molecular & Computational biology Jun 27, 2023

Scientists use stem cells to create models of human embryos and study our earliest days

Scientists have created embryo models to help study the mysteries of early human development, the medical problems that happen before birth and why many pregnancies fail.

Plants & Animals Jun 20, 2023

Researchers use stem cell zoo to compare six mammalian species and their developmental time

In humans, pregnancy lasts around nine months. In mice, only 20 days, and in rhinoceroses, as long as 17 months. Although many mammalian species go through the same stages during embryo development, the speed of development ...

Cell & Microbiology Jun 16, 2023

Scientists have created synthetic human embryos. Now we must consider the ethical and moral quandaries

Researchers have created synthetic human embryos using stem cells, according to media reports. Remarkably, these embryos have reportedly been created from embryonic stem cells, meaning they do not require sperm and ova.

Plants & Animals May 23, 2023

Newly discovered signaling pathway protects stem cells in plant roots from salt stress

A team of researchers, including Prof Jörg Kudla from the Institute of the Biology and Biotechnology of Plants at Münster University, has found a mechanism in thale cress (Arabidopsis thaliana) that enables plants to provide ...

Biotechnology May 10, 2023

Another step away from the farm: Meat grown from immortal stem cells

To make it possible for cellular agriculture—the process of growing meat in bioreactors—to feed millions of people, several technical challenges will have to be overcome. Muscle cells from chicken, fish, cows, and other ...

Bio & Medicine May 9, 2023

Researchers overcome stem cell delivery barrier, paving the way for regenerative medicine

A recent study published in Nano Letters has introduced a new method for delivering particles into stem cells, which are notoriously difficult to penetrate. The discovery will make it easier to direct and enhance the processes ...

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