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 PMID:31130512  

OLIG2 Drives Abnormal Neurodevelopmental Phenotypes in Human iPSC-Based Organoid and Chimeric Mouse Models of Down Syndrome.

Ranjie Xu | Andrew T Brawner | Shenglan Li | Jing-Jing Liu | Hyosung Kim | Haipeng Xue | Zhiping P Pang | Woo-Yang Kim | Ronald P Hart | Ying Liu | Peng Jiang
Cell stem cell | 2019

Down syndrome (DS) is a common neurodevelopmental disorder, and cognitive defects in DS patients may arise from imbalances in excitatory and inhibitory neurotransmission. Understanding the mechanisms underlying such imbalances may provide opportunities for therapeutic intervention. Here, we show that human induced pluripotent stem cells (hiPSCs) derived from DS patients overproduce OLIG2+ ventral forebrain neural progenitors. As a result, DS hiPSC-derived cerebral organoids excessively produce specific subclasses of GABAergic interneurons and cause impaired recognition memory in neuronal chimeric mice. Increased OLIG2 expression in DS cells directly upregulates interneuron lineage-determining transcription factors. shRNA-mediated knockdown of OLIG2 largely reverses abnormal gene expression in early-stage DS neural progenitors, reduces interneuron production in DS organoids and chimeric mouse brains, and improves behavioral deficits in DS chimeric mice. Thus, altered OLIG2 expression may underlie neurodevelopmental abnormalities and cognitive defects in DS patients.

Pubmed ID: 31130512

Research resources used in this publication

Additional research tools detected in this publication

Antibodies used in this publication

Associated grants

  • Agency: NINDS NIH HHS, United States
    Id: R01 NS110707
  • Agency: NIGMS NIH HHS, United States
    Id: P30 GM110768
  • Agency: NICHD NIH HHS, United States
    Id: R21 HD091512
  • Agency: NINDS NIH HHS, United States
    Id: R21 NS097992
  • Agency: NIAAA NIH HHS, United States
    Id: R01 AA023797
  • Agency: NIDA NIH HHS, United States
    Id: R21 DA039686
  • Agency: NCCIH NIH HHS, United States
    Id: R01 AT009152
  • Agency: NINDS NIH HHS, United States
    Id: R01 NS102382
  • Agency: NIEHS NIH HHS, United States
    Id: R01 ES026057

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This is a list of tools and resources that we have found mentioned in this publication.


Fiji (tool)

RRID:SCR_002285

Software package as distribution of ImageJ and ImageJ2 together with Java, Java3D and plugins organized into coherent menu structure. Used to assist research in life sciences.

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PeproTech (tool)

RRID:SCR_006802

An Antibody supplier

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c-Fos Antibody (4) (antibody)

RRID:AB_2106783

This polyclonal targets FOS

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Anti-Glutamate Decarboxylase 65 & 67 (antibody)

RRID:AB_90715

This polyclonal targets Glutamate Decarboxylase 65 & 67

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Neuropeptide Y antibody (antibody)

RRID:AB_297635

This polyclonal targets Neuropeptide Y antibody

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LHX6 antibody (antibody)

RRID:AB_447345

This polyclonal targets LHX6

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Anti-Olig1 (antibody)

RRID:AB_2157530

This monoclonal targets Olig1

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Olig1 antibody [EPR6790] (antibody)

RRID:AB_10972689

This monoclonal targets Olig1 antibody [EPR6790]

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Phospho-Histone H3 (Ser10) Polyclonal Antibody (antibody)

RRID:AB_10984484

This polyclonal targets Phospho-Histone H3 (Ser10)

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Anti-NeuN (antibody)

RRID:AB_2298772

This monoclonal targets NeuN

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GAPDH (6C5) (antibody)

RRID:AB_627679

This monoclonal targets GAPDH (6C5)

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Rabbit anti-calretinin (antibody)

RRID:AB_2619710

This polyclonal targets Human Calretinin

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Anti-Sox2 (antibody)

RRID:AB_2286686

This polyclonal targets SOX2

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tubulin beta (antibody)

RRID:AB_528499

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Anti-Olig2 Antibody (antibody)

RRID:AB_2492193

This polyclonal targets OLIG2

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PAX6-human (antibody)

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This polyclonal targets PAX6

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Anti-NG2 Chondroitin Sulfate Proteoglycan (antibody)

RRID:AB_91789

This polyclonal targets NG2 Chondroitin Sulfate Proteoglycan

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Ki-67 (8D5) Mouse mAb (antibody)

RRID:AB_2715512

This monoclonal targets Ki-67

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MAP-2 (B-8) (antibody)

RRID:AB_1126219

This monoclonal targets MAP-2 (B-8)

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PDGFR-alpha (C-20) (antibody)

RRID:AB_631064

This polyclonal targets PDGFRA

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Olig1 (antibody)

RRID:AB_2492192

This polyclonal targets OLIG1

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Rabbit anti-human, mouse, rat GFAP Polyclonal Antibody (antibody)

RRID:AB_10892391

This unknown targets Rabbit anti-human mouse rat GFAP

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nestin (R-20) (antibody)

RRID:AB_2267112

This polyclonal targets nestin

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Ki67 Antibody (SP6) (antibody)

RRID:AB_2314700

This monoclonal targets Ki67

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Anti-Nuclei, clone 3E1.3 (antibody)

RRID:AB_827439

This monoclonal targets Nuclei

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Anti-Calbindin D-28K (antibody)

RRID:AB_2068336

This polyclonal targets Calbindin D-28K

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PSD-95 Polyclonal Antibody (antibody)

RRID:AB_2533914

This unknown targets PSD-95

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C.129S7(B6)-Rag1tm1Mom/J (organism)

RRID:IMSR_JAX:003145

Mus musculus with name C.129S7(B6)-Rag1tm1Mom/J from IMSR.

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