Human intermediate progenitor diversity during cortical development. Pebworth, M., Ross, J., Andrews, M., Bhaduri, A., & Kriegstein, A. R Proc Natl Acad Sci U S A, June, 2021. abstract bibtex Studies of the spatiotemporal, transcriptomic, and morphological diversity of radial glia (RG) have spurred our current models of human corticogenesis. In the developing cortex, neural intermediate progenitor cells (nIPCs) are a neuron-producing transit-amplifying cell type born in the germinal zones of the cortex from RG. The potential diversity of the nIPC population, that produces a significant portion of excitatory cortical neurons, is understudied, particularly in the developing human brain. Here we explore the spatiotemporal, transcriptomic, and morphological variation that exists within the human nIPC population and provide a resource for future studies. We observe that the spatial distribution of nIPCs in the cortex changes abruptly around gestational week (GW) 19/20, marking a distinct shift in cellular distribution and organization during late neurogenesis. We also identify five transcriptomic subtypes, one of which appears at this spatiotemporal transition. Finally, we observe a diversity of nIPC morphologies that do not correlate with specific transcriptomic subtypes. These results provide an analysis of the spatiotemporal, transcriptional, and morphological diversity of nIPCs in developing brain tissue and provide an atlas of nIPC subtypes in the developing human cortex that can benchmark in vitro models of human development such as cerebral organoids and help inform future studies of how nIPCs contribute to cortical neurogenesis.
@ARTICLE{Pebworth2021-nn,
title = "Human intermediate progenitor diversity during cortical
development",
author = "Pebworth, Mark-Phillip and Ross, Jayden and Andrews, Madeline and
Bhaduri, Aparna and Kriegstein, Arnold R",
abstract = "Studies of the spatiotemporal, transcriptomic, and morphological
diversity of radial glia (RG) have spurred our current models of
human corticogenesis. In the developing cortex, neural
intermediate progenitor cells (nIPCs) are a neuron-producing
transit-amplifying cell type born in the germinal zones of the
cortex from RG. The potential diversity of the nIPC population,
that produces a significant portion of excitatory cortical
neurons, is understudied, particularly in the developing human
brain. Here we explore the spatiotemporal, transcriptomic, and
morphological variation that exists within the human nIPC
population and provide a resource for future studies. We observe
that the spatial distribution of nIPCs in the cortex changes
abruptly around gestational week (GW) 19/20, marking a distinct
shift in cellular distribution and organization during late
neurogenesis. We also identify five transcriptomic subtypes, one
of which appears at this spatiotemporal transition. Finally, we
observe a diversity of nIPC morphologies that do not correlate
with specific transcriptomic subtypes. These results provide an
analysis of the spatiotemporal, transcriptional, and
morphological diversity of nIPCs in developing brain tissue and
provide an atlas of nIPC subtypes in the developing human cortex
that can benchmark in vitro models of human development such as
cerebral organoids and help inform future studies of how nIPCs
contribute to cortical neurogenesis.",
journal = "Proc Natl Acad Sci U S A",
volume = 118,
number = 26,
month = jun,
year = 2021,
keywords = "cortex; development; human; neuronal; progenitor",
language = "en"
}
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{"_id":"tfwKmKBCgHs674KQa","bibbaseid":"pebworth-ross-andrews-bhaduri-kriegstein-humanintermediateprogenitordiversityduringcorticaldevelopment-2021","author_short":["Pebworth, M.","Ross, J.","Andrews, M.","Bhaduri, A.","Kriegstein, A. R"],"bibdata":{"bibtype":"article","type":"article","title":"Human intermediate progenitor diversity during cortical development","author":[{"propositions":[],"lastnames":["Pebworth"],"firstnames":["Mark-Phillip"],"suffixes":[]},{"propositions":[],"lastnames":["Ross"],"firstnames":["Jayden"],"suffixes":[]},{"propositions":[],"lastnames":["Andrews"],"firstnames":["Madeline"],"suffixes":[]},{"propositions":[],"lastnames":["Bhaduri"],"firstnames":["Aparna"],"suffixes":[]},{"propositions":[],"lastnames":["Kriegstein"],"firstnames":["Arnold","R"],"suffixes":[]}],"abstract":"Studies of the spatiotemporal, transcriptomic, and morphological diversity of radial glia (RG) have spurred our current models of human corticogenesis. In the developing cortex, neural intermediate progenitor cells (nIPCs) are a neuron-producing transit-amplifying cell type born in the germinal zones of the cortex from RG. The potential diversity of the nIPC population, that produces a significant portion of excitatory cortical neurons, is understudied, particularly in the developing human brain. Here we explore the spatiotemporal, transcriptomic, and morphological variation that exists within the human nIPC population and provide a resource for future studies. We observe that the spatial distribution of nIPCs in the cortex changes abruptly around gestational week (GW) 19/20, marking a distinct shift in cellular distribution and organization during late neurogenesis. We also identify five transcriptomic subtypes, one of which appears at this spatiotemporal transition. Finally, we observe a diversity of nIPC morphologies that do not correlate with specific transcriptomic subtypes. These results provide an analysis of the spatiotemporal, transcriptional, and morphological diversity of nIPCs in developing brain tissue and provide an atlas of nIPC subtypes in the developing human cortex that can benchmark in vitro models of human development such as cerebral organoids and help inform future studies of how nIPCs contribute to cortical neurogenesis.","journal":"Proc Natl Acad Sci U S A","volume":"118","number":"26","month":"June","year":"2021","keywords":"cortex; development; human; neuronal; progenitor","language":"en","bibtex":"@ARTICLE{Pebworth2021-nn,\n title = \"Human intermediate progenitor diversity during cortical\n development\",\n author = \"Pebworth, Mark-Phillip and Ross, Jayden and Andrews, Madeline and\n Bhaduri, Aparna and Kriegstein, Arnold R\",\n abstract = \"Studies of the spatiotemporal, transcriptomic, and morphological\n diversity of radial glia (RG) have spurred our current models of\n human corticogenesis. In the developing cortex, neural\n intermediate progenitor cells (nIPCs) are a neuron-producing\n transit-amplifying cell type born in the germinal zones of the\n cortex from RG. The potential diversity of the nIPC population,\n that produces a significant portion of excitatory cortical\n neurons, is understudied, particularly in the developing human\n brain. Here we explore the spatiotemporal, transcriptomic, and\n morphological variation that exists within the human nIPC\n population and provide a resource for future studies. We observe\n that the spatial distribution of nIPCs in the cortex changes\n abruptly around gestational week (GW) 19/20, marking a distinct\n shift in cellular distribution and organization during late\n neurogenesis. We also identify five transcriptomic subtypes, one\n of which appears at this spatiotemporal transition. Finally, we\n observe a diversity of nIPC morphologies that do not correlate\n with specific transcriptomic subtypes. These results provide an\n analysis of the spatiotemporal, transcriptional, and\n morphological diversity of nIPCs in developing brain tissue and\n provide an atlas of nIPC subtypes in the developing human cortex\n that can benchmark in vitro models of human development such as\n cerebral organoids and help inform future studies of how nIPCs\n contribute to cortical neurogenesis.\",\n journal = \"Proc Natl Acad Sci U S A\",\n volume = 118,\n number = 26,\n month = jun,\n year = 2021,\n keywords = \"cortex; development; human; neuronal; progenitor\",\n language = \"en\"\n}\n\n","author_short":["Pebworth, M.","Ross, J.","Andrews, M.","Bhaduri, A.","Kriegstein, A. 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