نتایج جستجو برای: shared fate

تعداد نتایج: 151740  

Journal: :Lecture Notes in Computer Science 2023

While fairness-aware machine learning algorithms have been receiving increasing attention, the focus has on centralized learning, leaving decentralized methods underexplored. Federated Learning is a form of where clients train local models with server aggregating them to obtain shared global model. Data heterogeneity amongst common characteristic Learning, which may induce or exacerbate discrim...

Journal: :Development 2001
G Udolph P Rath W Chia

In the Drosophila central nervous system (CNS) glial cells are known to be generated from glioblasts, which produce exclusively glia or neuroglioblasts that bifurcate to produce both neuronal and glial sublineages. We show that the genesis of a subset of glial cells, the subperineurial glia (SPGs), involves a new mechanism and requires Notch. We demonstrate that the SPGs share direct sibling re...

Journal: :Development 2008
Ken Yamauchi Keith D Phan Samantha J Butler

The finding that morphogens, signalling molecules that specify cell identity, also act as axon guidance molecules has raised the possibility that the mechanisms that establish neural cell fate are also used to assemble neuronal circuits. It remains unresolved, however, how cells differentially transduce the cell fate specification and guidance activities of morphogens. To address this question,...

Journal: :iranian journal of psychiatry and behavioral sciences 0
mohammad reza ghasemzadeh psychiatric resident, mental health research centre, tehran psychiatric institute, tehran university of medical sciences, tehran, iran mohammad ghadiri vasfi shabnam nohesara amir shabani

ôbjective: â rare phenomenon of shared psychosis disorder occurring in the context of bipolar ï disorder, in identical twins is reported. çase presentation: two identical twins with shared psychotic manic syndrome were admitted and received antipsychotic and lithium as their treatment. psychotic symptoms of primary case did not improve and her diagnosis changed into schizophrenia. they had hypo...

2015
Giacomo Masserdotti Sébastien Gillotin Bernd Sutor Daniela Drechsel Martin Irmler Helle F. Jørgensen Steffen Sass Fabian J. Theis Johannes Beckers Benedikt Berninger François Guillemot Magdalena Götz

Direct lineage reprogramming induces dramatic shifts in cellular identity, employing poorly understood mechanisms. Recently, we demonstrated that expression of Neurog2 or Ascl1 in postnatal mouse astrocytes generates glutamatergic or GABAergic neurons. Here, we take advantage of this model to study dynamics of neuronal cell fate acquisition at the transcriptional level. We found that Neurog2 an...

Journal: :Developmental cell 2011
Shu Tu Stephen L Johnson

We use transposon-based clonal analysis to identify the lineage classes that make the adult zebrafish caudal fin. We identify nine distinct lineage classes, including epidermis, melanocyte/xanthophore, iridophore, intraray glia, lateral line, osteoblast, dermal fibroblast, vascular endothelium, and resident blood. These lineage classes argue for distinct progenitors, or organ founding stem cell...

2017
Christian Wirth Gerd Gleixner Martin Heimann

Most of us, scientists and laymen alike, are deeply fascinated by old-growth forest. We travel to places like the Tongass National Forest in Alaska or the Biatowieža National Park in Poland to enjoy the sight of forests left to their own devices, with their majestic trees, intriguing structure and rare wildlife. For us, the fascination arises from a mixture of interest, aesthetic pleasure and m...

2007
Sachin Katti Dina Katabi

The traditional contract between the network and the lower layers states that the network does routing and the lower layers deliver correct packets. In a wireless network, however, different nodes may hear most bits in a transmission, yet none of them receives the whole packet uncorrupted. The current approach imposes fate sharing on the bits, dropping a whole packet because of a few incorrect ...

Journal: :The EMBO journal 2015
Archana Shenoy Muhammad Danial Robert H Blelloch

The molecular basis of astrocyte differentiation and maturation is poorly understood. As microRNAs have important roles in cell fate transitions, we set out to study their function during the glial progenitor cell (GPC) to astrocyte transition. Inducible deletion of all canonical microRNAs in GPCs in vitro led to a block in the differentiation to astrocytes. In an unbiased screen, the reintrodu...

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