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Weiss-Kruszka syndrome and the failure to establish neuronal identity

Researchers identified the molecular mechanism underlying Weiss-Kruszka syndrome, a rare neurodevelopmental disorder characterized by craniofacial anomalies and autistic features. The study reveals that the ZFP462 gene mutation leads to a failure to safeguard neural lineage specification during early embryonic development.

SourceIMBA- Institute of Molecular Biotechnology of the Austrian Academy of Sciences·JournalNature Cell Biology·TypeExperimental study·DateJan 5, 2023

IU School of Medicine-led study shows human induced pluripotent stem cells improve visual acuity, vascular health

Researchers successfully differentiated human induced pluripotent stem cells into specific mesoderm subset for use as a novel therapy to rescue ischemic tissues and repair blood vessels. The results demonstrate significant improvement in visual acuity and electroretinograms with restoration of vascular perfusion in animal models.

SourceIndiana University School of Medicine·JournalScience Advances·DateMar 10, 2022

Mutant stem cells defy rules of development

A recent study by Gladstone Institutes researchers found that mouse stem cells can spontaneously transition from heart cell precursors to brain cell precursors when a specific gene is removed. This discovery upends current understanding of how stem cells differentiate into adult cells and maintain their identity. The study's findings h...

SourceGladstone Institutes·JournalNature·DateJan 26, 2022

'Junk DNA' drives embryonic development

Sanford-Burnham researchers found that two microRNA families, let-7 and miR-18, regulate germ layer formation by dampening the TGFβ signaling pathway. This discovery provides a paradigm for whole-genome screening and its use in identifying molecular signals controlling complex biological processes.

SourceSanford Burnham Prebys·JournalGenes & Development·DateDec 3, 2012