The Krumlauf Lab has discovered that protein coding regions can modulate gene expression in the developing brain. This finding has important implications for understanding the regulation of brain development and designing tests for large-scale analyses of gene regulation.
The Linheng Li Lab has identified the precise location of the bone marrow stem cell niche, building on previous discoveries. The findings reveal a special zone that includes both osteoblastic and endothelial components, which maintains HSCs in their resting state and promotes expansion in response to stressors.
The Stowers Institute's Workman Lab has made a groundbreaking discovery of a novel histone demethylase protein complex, which plays a crucial role in regulating transcription elongation. The research reveals that this protein complex associates with the heterochromatin protein 1a and stimulates its histone demethylation activity.
The Baumann Lab discovered an important step in the maturation pathway of telomerase, an enzyme that replenishes chromosome ends with every cell division. This finding sheds light on human health and demonstrates that interfering with telomerase maturation can inactivate telomerase.
Researchers at the Rong Li Lab discovered that yeast cells can adapt to disruptions in cell division machinery by increasing their chromosome number and modifying gene expression patterns. This ability may contribute to cancer cell evasiveness and could be used to predict evolutionary paths and outcomes.
The Rong Li Lab discovered that chromosomes recruit formin-2 to promote actin filament formation around chromosomes, driving chromosome movement and asymmetric cell division. This process allows the oocyte to retain most of its cytoplasm while the polar body receives minimal amounts.
The Conaway Lab identifies a new way in which the proteasome helps regulate gene expression through its interaction with the chromatin remodeling complex INO80. This mechanism involves the deubiquitinating enzyme Uch37, which can remove protein tags from other proteins.
The Stowers Institute Lab has discovered that the rate of somite formation, a process controlling the number of vertebrae, varies across species. Smaller vertebrae precursors result in more somites formed.
The Shilatifard Lab discovered that ELL plays a critical role in regulating gene expression by causing temporary interruptions of Pol II transcription in fruit flies. This finding has implications for understanding the pathogenesis of childhood leukemia and developing targeted therapeutics.
The Rong Li Lab has discovered that TNF-alpha disrupts the localization of polycystin 2, promoting cyst formation in ADPKD. Inhibiting TNF-alpha with etanercept may prevent cyst development, providing a potential treatment for PKD.
Researchers discovered a mutation in the MESP2 gene, which completely disrupts its function, leading to congenital vertebral abnormalities. The study provides hope for identifying and preventing Spondylothoracic Dysostosis, a rare genetic disorder affecting Puerto Rican populations.
The Yu Lab's large-scale imaging experiments found that neurons encode specific ways to identify animals based on gender, reproductive status, and genetic background. This research sheds light on how the nervous system processes sensory information to generate meaningful perception and behavioral output.
The Stowers Institute's Workman Lab has characterized a novel histone acetyltransferase protein complex called ATAC, which plays a crucial role in regulating chromosome functions. The study provides insight into the ATAC complex's functions and its potential link to human diseases such as developmental defects and cancers.
The Trainor Lab has demonstrated that inactivating the p53 gene can prevent Treacher Collins Syndrome, a rare craniofacial disorder. By inhibiting the p53 protein or inactivating the gene, neural crest cells can survive and form normal craniofacial structures.
Researchers from the Trainor Lab have characterized a crucial gene that regulates neural cell differentiation and proliferation during embryonic development. The study reveals how this gene, Cux2, integrates cell cycle progression with neural progenitor differentiation to shape the spinal cord.
The Stowers Institute's Proteomics Center has developed a novel method for assigning probabilities to human protein interactions, allowing for the creation of more informative protein interaction networks. This approach enables researchers to estimate the preference of two proteins to associate within a defined complex or larger networ...
The Xie Lab found that Drosophila ovarian germline stem cells can out-compete normal stem cells for a position in the niche by invading neighboring cells and increasing cellular response to E-cadherin. This mechanism ensures only undifferentiated stem cells remain in the niche.
The Pourquié Lab has linked Beta-catenin to the process of somite formation, a critical step in vertebral column development. Increasing Beta-catenin levels alters mesoderm maturation and corresponds with oscillations of the segmentation clock.
The Baumann lab has identified the long-sought telomerase RNA gene in a single-cell research model, providing a critical tool for studying telomerase in human cells. This breakthrough sheds light on the correlations between telomere shortening and various diseases, including cancer and coronary heart disease.
The Stowers Institute's Shilatifard Lab has published findings on the molecular machinery required for translating histone crosstalk between H2B monoubiquitination and H3 methylation. This process is highly conserved from yeast to humans and plays a crucial role in gene expression.
The Rong Li Lab has achieved a quantitative measurement of protein-protein interactions in the MAP kinase cascade, a critical pathway for growth and differentiation decisions in eukaryotic cells. This discovery was made possible by advanced biophysical techniques applied to live yeast cells.
The Hawley Lab has identified two molecular mechanisms that restart the meiotic cycle in oocytes, including the controlled expression of Polo kinase and the inactivation of inhibitory protein Matrimony. This discovery has significant implications for understanding egg maturation and releasing, as well as treating infertility and cancer.
The Pourquié Lab has demonstrated the crucial role of fibroblast growth factor (FGF) in somitogenesis, a process required for vertebrae formation. The study successfully characterized and verified FGF signaling's importance during this process, providing new insights into the clock and wavefront explanation of somitogenesis.
The Stowers Institute's Xie Lab has discovered that stem cell aging is controlled by both intrinsic and extrinsic factors. The study found that specific proteins, adhesion between cells, and enzyme activity can influence stem cell lifespan and function, potentially leading to the development of new therapies for age-related diseases.
The Conaway Lab has discovered a critical role for the chromatin remodeling complex INO80 in activating transcription mediated by the transcription factor YY1. This finding provides new insights into how YY1 regulates gene expression, which is crucial for cell cycle control and may have implications for cancer therapy.
The study reveals that a combinatorial action of multiple protein domains is required to read histone modifications, targeting the Rpd3S complex to deacetylate transcribed chromatin. This finding has significant implications for understanding and treating Huntington's disease and other neurodegenerative disorders.
Researchers identified a short tandem array of telomeric repeats bound by a Rap1/Trf2 complex as sufficient to impede non-homologous end joining at human telomeric DNA ends. This finding opens the door to understanding mechanisms that initiate genomic instability in cancer cells.
Researchers at Stowers Institute have identified a cellular factor that can reverse histone trimethylation associated with mixed lineage leukemia. This discovery may lead to the identification of new targets for the treatment of leukemia caused by MLL translocations.
The Pourquié Lab has clarified the mode of formation of spinal precursors in vertebrates. The study reveals that both a cellular and a tissue-based mode of paraxial mesoderm formation occur across different vertebrate groups, providing fundamental insights into spine precursor development.
The Xie Lab has demonstrated that the microRNA pathway is essential for controlling self-renewal of germline and somatic stem cells in Drosophila ovaries. Understanding this mechanism could lead to developing new methods for expanding stem cell populations for tissue repair.
The Rong Li lab team has identified a crucial pathway controlling asymmetric meiotic cell division in mouse oocytes, allowing for genomic reduction while maintaining essential building blocks. This finding provides insights into the molecular signals driving egg maturation and its significance for reproductive health.
The study reveals that PTEN-deficient intestinal stem cells can lead to changes increasing the number of stem cells and altering their position, resulting in crypt fission and budding. This process can initiate intestinal polyposis and uncontrolled tumor growth.
Researchers use mouse model to demonstrate how a clock oscillator regulates cell signaling and periodic expression of genes involved in spine formation. The study identifies novel genes associated with segmentation clock oscillator and their potential link to human diseases such as congenital scoliosis.
Researchers identified an intrinsic pathway involving PTEN that regulates stem cell transitions between quiescence and activity. Disrupting PTEN leads to increased active cycling and loss of quiescent stem cells, hindering long-term maintenance.
Researchers at the Stowers Institute for Medical Research have identified a key family of transcription factors, the Snail proteins, that play a crucial role in controlling vertebral formation. This discovery provides new insights into the process of embryonic segmentation and may hold potential for understanding cancer progression.
Dr. Du's research reveals that Bruce regulates p53 and the mitochondrial pathway of apoptosis, increasing cells' sensitivity to cell death. The findings have implications for treating certain tumors and neurodegenerative diseases like Alzheimer's disease.
A Stowers Institute researcher has identified a complex that plays a crucial role in repairing DNA double-strand breaks, a primary cause of cancer. The dTip60 complex increases DNA accessibility for optimal repair and removes the damage-marker phospho-H2A.X/v to signal successful repair.
Researchers at the Stowers Institute have identified a key component of the hematopoietic stem cell niche, which supports their self-renewal and production of blood cells. The study found that interrupting a specific signaling pathway can increase the size of the niche and the number of stem cells produced.
A research team discovered the Notch signaling pathway is responsible for the chick embryo's periodic production of somites, which are precursors to vertebrae. Abnormalities in this process can lead to severe vertebral column defects and scoliosis.
Scientists have identified a crucial protein called DE-cadherin-mediated cell adhesion, or 'cell glue', which enables stem cells to locate their niche and receive essential instructions for survival. The discovery sheds light on the importance of microenvironment in determining stem cell fate.