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  • 1
    Online Resource
    Online Resource
    MDPI AG ; 2022
    In:  International Journal of Environmental Research and Public Health Vol. 19, No. 2 ( 2022-01-07), p. 664-
    In: International Journal of Environmental Research and Public Health, MDPI AG, Vol. 19, No. 2 ( 2022-01-07), p. 664-
    Abstract: Adolescents’ Internet health information usage has rarely been investigated. Adolescents seek all kinds of information from the Internet, including health information, which affects their Health Literacy that eHealth Literacy (eHL). This study is a retrospective observational study, we have total of 500 questionnaires were distributed, 87% of which were recovered, and we explored the channels that adolescents use to search for health information, their ability to identify false information, and factors affecting the type and content of health information queried. Adolescents believe that the Internet is a good means to seek health information because of its instant accessibility, frequent updating, convenience, and lack of time limits. More boys use the Internet to seek health information than girls in junior high schools (p = 0.009). The Internet is an important source of health information for adolescents but contains extensive misinformation that adolescents cannot identify. Additionally, adolescent boys and girls are interested in different health issues. Therefore, the government should implement measures to minimize misinformation on the Internet and create a healthy, educational online environment to promote Adolescents’ eHealth Literacy (eHL).
    Type of Medium: Online Resource
    ISSN: 1660-4601
    Language: English
    Publisher: MDPI AG
    Publication Date: 2022
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  • 2
    In: Bioinformatics, Oxford University Press (OUP), Vol. 20, No. 17 ( 2004-11-22), p. 3273-3276
    Abstract: Summary: One possible path towards understanding the biological function of a target protein is through the discovery of how it interfaces within protein–protein interaction networks. The goal of this study was to create a virtual protein–protein interaction model using the concepts of orthologous conservation (or interologs) to elucidate the interacting networks of a particular target protein. POINT (the prediction of interactome database) is a functional database for the prediction of the human protein–protein interactome based on available orthologous interactome datasets. POINT integrates several publicly accessible databases, with emphasis placed on the extraction of a large quantity of mouse, fruit fly, worm and yeast protein–protein interactions datasets from the Database of Interacting Proteins (DIP), followed by conversion of them into a predicted human interactome. In addition, protein–protein interactions require both temporal synchronicity and precise spatial proximity. POINT therefore also incorporates correlated mRNA expression clusters obtained from cell cycle microarray databases and subcellular localization from Gene Ontology to further pinpoint the likelihood of biological relevance of each predicted interacting sets of protein partners. Availability: POINT can be freely accessed at http://insilico.csie.ntu.edu.tw:9999/point/.
    Type of Medium: Online Resource
    ISSN: 1367-4811 , 1367-4803
    Language: English
    Publisher: Oxford University Press (OUP)
    Publication Date: 2004
    detail.hit.zdb_id: 1468345-3
    detail.hit.zdb_id: 1422668-6
    SSG: 12
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  • 3
    In: Molecular & Cellular Proteomics, Elsevier BV, Vol. 3, No. 1 ( 2004-01), p. 93-104
    Type of Medium: Online Resource
    ISSN: 1535-9476
    Language: English
    Publisher: Elsevier BV
    Publication Date: 2004
    detail.hit.zdb_id: 2075924-1
    SSG: 12
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  • 4
    In: Neuron, Elsevier BV, Vol. 71, No. 3 ( 2011-08), p. 447-459
    Type of Medium: Online Resource
    ISSN: 0896-6273
    Language: English
    Publisher: Elsevier BV
    Publication Date: 2011
    detail.hit.zdb_id: 808167-0
    SSG: 12
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  • 5
    In: Science, American Association for the Advancement of Science (AAAS), Vol. 351, No. 6271 ( 2016-01-22), p. 379-384
    Abstract: Oligodendrocytes myelinate axons in the central nervous system and develop from oligodendrocyte precursor cells (OPCs) that must first migrate extensively during brain and spinal cord development. We show that OPCs require the vasculature as a physical substrate for migration. We observed that OPCs of the embryonic mouse brain and spinal cord, as well as the human cortex, emerge from progenitor domains and associate with the abluminal endothelial surface of nearby blood vessels. Migrating OPCs crawl along and jump between vessels. OPC migration in vivo was disrupted in mice with defective vascular architecture but was normal in mice lacking pericytes. Thus, physical interactions with the vascular endothelium are required for OPC migration. We identify Wnt-Cxcr4 (chemokine receptor 4) signaling in regulation of OPC-endothelial interactions and propose that this signaling coordinates OPC migration with differentiation.
    Type of Medium: Online Resource
    ISSN: 0036-8075 , 1095-9203
    RVK:
    RVK:
    Language: English
    Publisher: American Association for the Advancement of Science (AAAS)
    Publication Date: 2016
    detail.hit.zdb_id: 128410-1
    detail.hit.zdb_id: 2066996-3
    SSG: 11
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  • 6
    In: Journal of Cell Science, The Company of Biologists, Vol. 125, No. 14 ( 2012-07-15), p. e1-e1
    Type of Medium: Online Resource
    ISSN: 1477-9137 , 0021-9533
    Language: English
    Publisher: The Company of Biologists
    Publication Date: 2012
    detail.hit.zdb_id: 1410949-9
    detail.hit.zdb_id: 1483099-1
    SSG: 12
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  • 7
    In: Development, The Company of Biologists, Vol. 139, No. 14 ( 2012-07-15), p. 2477-2487
    Abstract: Expansion of astrocyte populations in the central nervous system is characteristic of evolutionarily more complex organisms. However, regulation of mammalian astrocyte precursor proliferation during development remains poorly understood. Here, we used Aldh1L1-GFP to identify two morphologically distinct types of proliferative astrocyte precursors: radial glia (RG) in the ventricular zone and a second cell type we call an ‘intermediate astrocyte precursor’ (IAP) located in the mantle region of the spinal cord. Astrogenic RG and IAP cells proliferated in a progressive ventral-to-dorsal fashion in a tight window from embryonic day 13.5 until postnatal day 3, which correlated precisely with the pattern of active ERK signalling. Conditional loss of BRAF function using BLBP-cre resulted in a 20% decrease in astrocyte production, whereas expression of activated BRAFV600E resulted in astrocyte hyperproliferation. Interestingly, BRAFV600E mitogenic effects in astrocytes were restricted, in part, by the function of p16INK4A-p19ARF, which limited the temporal epoch for proliferation. Together, these findings suggest that astrocyte precursor proliferation involves distinct RG and IAP cells; is subjected to temporal and spatial control; and depends in part on BRAF signalling at early stages of mammalian spinal cord development.
    Type of Medium: Online Resource
    ISSN: 1477-9129 , 0950-1991
    Language: English
    Publisher: The Company of Biologists
    Publication Date: 2012
    detail.hit.zdb_id: 1411623-6
    detail.hit.zdb_id: 2007916-3
    SSG: 12
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  • 8
    Online Resource
    Online Resource
    The Company of Biologists ; 2006
    In:  Development Vol. 133, No. 9 ( 2006-05-01), p. 1683-1692
    In: Development, The Company of Biologists, Vol. 133, No. 9 ( 2006-05-01), p. 1683-1692
    Abstract: The basic helix-loop-helix (bHLH) proneural proteins Achaete and Scute cooperate with the class I bHLH protein Daughterless to specify the precursors of most sensory bristles in Drosophila. However, the mechanosensory bristles at the Drosophila wing margin have been reported to be unaffected by mutations that remove Achaete and Scute function. Indeed, the proneural gene(s) for these organs is not known. Here, we show that the zinc-finger transcription factor Senseless, together with Daughterless, plays the proneural role for the wing margin mechanosensory precursors, whereas Achaete and Scute are required for the survival of the mechanosensory neuron and support cells in these lineages. We provide evidence that Senseless and Daughterless physically interact and synergize in vivo and in transcription assays. Gain-of-function studies indicate that Senseless and Daughterless are sufficient to generate thoracic sensory organs (SOs) in the absence of achaete-scute gene complex function. However, analysis of senseless loss-of-function clones in the thorax implicates Senseless not in the primary SO precursor (pI) selection, but in the specification of pI progeny. Therefore, although Senseless and bHLH proneural proteins are employed during the development of all Drosophila bristles, they play fundamentally different roles in different subtypes of these organs. Our data indicate that transcription factors other than bHLH proteins can also perform the proneural function in the Drosophila peripheral nervous system.
    Type of Medium: Online Resource
    ISSN: 1477-9129 , 0950-1991
    Language: English
    Publisher: The Company of Biologists
    Publication Date: 2006
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    detail.hit.zdb_id: 2007916-3
    SSG: 12
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  • 9
    In: Cancer Research, American Association for Cancer Research (AACR), Vol. 84, No. 6_Supplement ( 2024-03-22), p. 1662-1662
    Abstract: Background: Aggressive meningiomas (WHO grade II/III) are incurable brain tumors and despite surgery and radiation therapy, tumors recur frequently without approved systemic treatment options. Hence, there is an unmet need for targeted inhibition therapy and biomarkers that predict vulnerability to targeted therapies in aggressive meningioma patients. Hippo signaling pathway has been shown to be dysregulated in meningioma, resulting in activation of its target TEAD as a transcriptional factor. We hypothesize that targeted inhibition of TEAD in recurrent high-grade meningioma with NF2 loss will lead to increased inhibition of tumor growth. Here, we investigated the effect of VT3989, a potent TEAD inhibitor, in meningioma cell lines with NF2 wild-type or NF2 loss genotype. Methods: Two meningioma cell-lines: IOMM-Lee (NF2 wild-type) and MG309, a grade III meningioma patient-derived cell line with NF2 loss were treated with various doses of VT3989 and cell viability was assessed. Relative expression of direct targets of TEAD including CTGF and CYR61 was determined with quantitative PCR (qPCR) to ensure target engagement. Global transcriptomic changes were examined via RNAseq analysis on RNA isolated from MG309 cells treated with VT03989 compared to vehicle treated cells. Results: VT3989 treatment significantly decreased viability of both IOMM-Lee and MG309 cells. Canonical downstream targets of TEAD such as CTGF, CYR61, BIRC5, BCL-2 were downregulated in VT3989 treated cells compared to control. Furthermore, VT03989 treatment resulted in downregulation in cell cycle regulation and DNA damage response (DDR) pathway genes. Ongoing work is focused on combining VT3989 with agents targeting cell cycle and DDR pathways. Conclusion: VT3989 treatment led to downregulation of TEAD direct targets CTGF and CYR61 and inhibited cell viability of both IOMM-Lee cell and MG309 meningioma lines. RNA-seq analysis identified cell cycle and DDR pathway genes to be downregulated upon TEAD inhibition. Citation Format: Siddhi Desai, Anil Thaghalli Shivanna, Mariya Stavnichuk, Elizabeth Hayes, Sonam Patel, James McNamara, Anita DeSantis, Nader Sanai, An-Chi Tien, Shwetal Mehta. Evaluation of TEAD inhibitor, VT03989 treatment on growth of aggressive meningioma preclinical models [abstract]. In: Proceedings of the American Association for Cancer Research Annual Meeting 2024; Part 1 (Regular Abstracts); 2024 Apr 5-10; San Diego, CA. Philadelphia (PA): AACR; Cancer Res 2024;84(6_Suppl):Abstract nr 1662.
    Type of Medium: Online Resource
    ISSN: 1538-7445
    Language: English
    Publisher: American Association for Cancer Research (AACR)
    Publication Date: 2024
    detail.hit.zdb_id: 2036785-5
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  • 10
    In: Cancer Research, American Association for Cancer Research (AACR), Vol. 84, No. 6_Supplement ( 2024-03-22), p. 1660-1660
    Abstract: Background: The Hippo-YAP/TAZ pathway regulates cell proliferation, cell growth and migration. The major effectors of the Hippo pathway are the TEAD transcription factors, which are deregulated in several cancers, including glioblastoma (GBM). In this study, we evaluated the pharmacokinetics and pharmacodynamics of VT03989, a highly potent TEAD inhibitor, in orthotopic patient-derived xenograft (PDX) models of GBM. Methods: Mice with intracranial PDX GBM tumors were randomized into two cohorts to receive 10 mg/kg (oral) VT03989 or placebo for 4 days. VT03989 levels in plasma, tumor, and contralateral brain tissue were measured by liquid chromatography tandem mass spectrometry (LC-MS/MS) at 2, 6, and 12 hours after the last treatment of VT03989. Unbound fractions were determined by equilibrium dialysis. Quantitative RT-PCR was performed to assess levels of TEAD target genes, CTGF and CYR61. Immunohistochemistry of Ki67 and cleaved caspase 3 (CC3) was performed. Results: The median unbound concentrations of VT3989 were 27 nM in plasma and 26 nmol/kg in the tumor. The median brain-to-plasma and tumor-to-plasma partition coefficients of unbound VT03989 were 0.65 and 0.99, respectively - indicating favorable brain and tumor penetration ability of VT03989. A decrease in CTGF and CYR61 indicated TEAD inhibition and was accompanied by an increase in CC3 (+) cells. Conclusion: VT03989 is well tolerated, achieves pharmacologically relevant unbound concentrations in GBM PDX models, and is associated with significant target modulation. Ongoing studies are evaluating in vivo survival benefits from combining VT03989 inhibition with radiation therapy Citation Format: Tigran Margaryan, Yu-Wei Chang, Jennifer Molloy, Barbara Hopkins, Mackenna Elliott, Ernesto Luna Melendez, Connor White, Nader Sanai, An-Chi Tien, Artak Tovmasyan, Shwetal Mehta. Tumor pharmacokinetics and pharmacodynamics assessment of TEAD inhibitor VT03989 in patient-derived xenograft models of glioblastoma [abstract]. In: Proceedings of the American Association for Cancer Research Annual Meeting 2024; Part 1 (Regular Abstracts); 2024 Apr 5-10; San Diego, CA. Philadelphia (PA): AACR; Cancer Res 2024;84(6_Suppl):Abstract nr 1660.
    Type of Medium: Online Resource
    ISSN: 1538-7445
    Language: English
    Publisher: American Association for Cancer Research (AACR)
    Publication Date: 2024
    detail.hit.zdb_id: 2036785-5
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