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ستاد فرهنگسازی اقتصاد دانش بنیان CRISPR gene editing makes stem cells invisible to immune system

CRISPR gene editing makes stem cells invisible to immune system

UC San Francisco scientists have used the CRISPR-Cas9 gene-editing system to create the first pluripotent stem cells that are functionally "invisible" to the immune system, a feat of biological engineering that, in laboratory studies, prevented rejection of stem cell transplants.

ستاد فرهنگسازی اقتصاد دانش بنیان    Researchers develop drug to rejuvenate muscle cells

Researchers develop drug to rejuvenate muscle cells

Researchers from The University of Texas Medical Branch at Galveston have developed a promising drug that has proven to significantly increase muscle size, strength and metabolic state in aged mice, according to a study just published in Biochemical Pharmacology.

ستاد فرهنگسازی اقتصاد دانش بنیان    Team identifies developmental stage for no. 1 eye tumor in children

Team identifies developmental stage for no. 1 eye tumor in children

Investigators at Childrens Hospital Los Angeles have been able to pinpoint the exact stage of development of the human retina, when cells can grow out of control and form cancer-like masses. The finding could open the door for future interventions in retinoblastoma (RB), a tumor of the retina that affects children under five years of age.

ستاد فرهنگسازی اقتصاد دانش بنیان The source of stem cells points to two proteins

The source of stem cells points to two proteins

Mammalian embryos are unlike those of any other organism as they must grow within the mothers body. While other animal embryos grow outside the mother, their embryonic cells can get right to work accepting assignments, such as head, tail or vital organ

ستاد فرهنگسازی اقتصاد دانش بنیان New method for studying ALS more effectively

New method for studying ALS more effectively

The neurodegenerative disease ALS causes motor neuron death and paralysis. However, long before the cells die, they lose contact with muscles as their axons atrophy. Researchers at Karolinska Institutet in Sweden have now devised a method that radically improves the ability to study axons and thus to better understand the pathological development of ALS. The method is described in the scientific journal Stem Cell Reports.

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