Collections / ETMR stem-like state and chemo-resistance are supported by perivascular cells at single-cell resolution (spatial transcriptomics subset)

ETMR stem-like state and chemo-resistance are supported by perivascular cells at single-cell resolution (spatial transcriptomics subset)

To investigate the celluar heterogeneity of ETMR and the role of pericytes in the tumor microenvironment, we performed single-cell RNA sequencing of about 140,000 cells from primary human and murine ETMR as well as from 2D ETMR cultures and 3D models of ETMR-harboring forebrain organoids. We also analysed 3 ETMR human samples by spatial transcriptomics.

Datasets3
Size~119 MB
AssayVisium
Samplehuman · brain
KindOther
Flag a data issue
PMID:40562749 ↗
Python · sddb client
from sddb import Catalog

cohort = Catalog().collection("geo-gse224477")
cohort.members        # the 3 datasets as a table

print(cohort.licenses())              # check the terms before you download

sdatas = cohort.to_dict()             # {uid: SpatialData}, cached locally
# or keep the .zarr files in a folder of your choice:
# sdatas = cohort.to_dict(dest="data/")
Python · lamindb

Needs pip install lamindb and network access to the Lamin database, which is limited during the alpha. If it fails, use the Client tab.

import lamindb as ln

db = ln.DB("scverse/spatialdata-db")
coll = db.Collection.get(key="geo-gse224477")
coll.ordered_artifacts.to_dataframe()   # the 3 members, ordered

# download every member .zarr to the local cache:
paths = [a.cache() for a in coll.ordered_artifacts.all()]
Shell
# sddb client: download every member .zarr into data/
sddb-cli download --collection geo-gse224477 --dest data/

Licenses: 3 NCBI GEO policy

Open in Vitessce
Visium
Human brain
GSM7024964
human brain embryonal tumor with multilayered rosettes 22.0 MB 848 spots bronze H&E NCBI GEO policy
TechnologyVisium
Organismhuman
Tissuebrain
Conditionembryonal tumor with multilayered rosettes
Size22.0 MB
Spots848
bronze H&E NCBI GEO policy Open in Vitessce
Open in Vitessce
Visium
Human brain
GSM7024966
human brain embryonal tumor with multilayered rosettes 38.0 MB 2,668 spots bronze H&E NCBI GEO policy
TechnologyVisium
Organismhuman
Tissuebrain
Conditionembryonal tumor with multilayered rosettes
Size38.0 MB
Spots2,668
bronze H&E NCBI GEO policy Open in Vitessce
Open in Vitessce
Visium
Human brain
GSM7024965
human brain embryonal tumor with multilayered rosettes 59.0 MB 3,814 spots bronze H&E NCBI GEO policy
TechnologyVisium
Organismhuman
Tissuebrain
Conditionembryonal tumor with multilayered rosettes
Size59.0 MB
Spots3,814
bronze H&E NCBI GEO policy Open in Vitessce

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