Evidence map›Paper›PMID 16837585›Full record

ArticleThe Journal of neuroscience : the official journal of the Society for Neuroscience2006

Cortical inhibition modified by embryonic neural precursors grafted into the postnatal brain.

Manuel Alvarez-Dolado, Maria Elisa Calcagnotto, Kameel M Karkar, Derek G Southwell, Dorothy M Jones-Davis, Rosanne C Estrada, John L R Rubenstein, Arturo Alvarez-Buylla, Scott C Baraban

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of neuroscience : the official journal of the Society for Neuroscience, 2006. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 120 papers.

0numbers the graph read from it
0cells of the map it votes in
120citing papers in PubMed
3.0field-weighted citation impact, top 10% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

120 citing papers in PubMed, 192 citations in OpenAlex.

  1. Article
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  3. GABAergic Progenitor Cell Graft Rescues Cognitive Deficits in Fragile X Syndrome Mice.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2025
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  15. Specific contribution of Reelin expressed by Cajal-Retzius cells or GABAergic interneurons to cortical lamination.Proceedings of the National Academy of Sciences of the United States of America · 2022
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60 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

9 authors at 1 institution in 1 country.

Manuel Alvarez-DoladoDepartment of Neurological Surgery, University of California, San Francisco, San Francisco, California 94143, USA.
Maria Elisa Calcagnotto
Kameel M Karkar
Derek G Southwell
Dorothy M Jones-Davis
Rosanne C Estrada
John L R Rubenstein
Arturo Alvarez-Buylla
Scott C Baraban
University of California, San Francisco · US

Funding

MGE Progenitor Cell Grafts and EpilepsyR01NS048528 · NINDS · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI BARABAN, SCOTT C · 2005 to 2008
$1.7M
NINDS NIH HHS R01 NS048528NINDS NIH HHS R01 NS048528-02
6 · The paper itself

Abstract

Embryonic medial ganglionic eminence (MGE) cells transplanted into the adult brain can disperse, migrate, and differentiate to neurons expressing GABA, the primary inhibitory neurotransmitter. It has been hypothesized that grafted MGE precursors could have important therapeutic applications increasing local inhibition, but there is no evidence that MGE cells can modify neural circuits when grafted into the postnatal brain. Here we demonstrate that MGE cells grafted into one location of the neonatal rodent brain migrate widely into cortex. Grafted MGE-derived cells differentiate into mature cortical interneurons; the majority of these new interneurons express GABA. Based on their morphology and expression of somatostatin, neuropeptide Y, parvalbumin, or calretinin, we infer that graft-derived cells integrate into local circuits and function as GABA-producing inhibitory cells. Whole-cell current-clamp recordings obtained from MGE-derived cells indicate firing properties typical of mature interneurons. Moreover, patch-clamp recordings of IPSCs on pyramidal neurons in the host brain, 30 and 60 d after transplantation, indicated a significant increase in GABA-mediated synaptic inhibition in regions containing transplanted MGE cells. In contrast, synaptic excitation is not altered in the host brain. Grafted MGE cells, therefore, can be used to modify neural circuits and selectively increase local inhibition. These findings could have important implications for reparative cell therapies for brain disorders.

Indexed as

Stem Cell TransplantationAction PotentialsAnimalsAnimals, NewbornBrainCell DifferentiationCell MovementCerebral CortexEmbryo, Mammaliangamma-Aminobutyric AcidGreen Fluorescent ProteinsInterneuronsIn Vitro TechniquesKineticsMedian EminenceMicegamma-Aminobutyric AcidGreen Fluorescent Proteins

Identifiers

PMID16837585
PMCPMC1550786
OpenAlexW2033191423

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.