Collections / Extraction of a Stromal Metastatic Gene Signature in Breast Cancer via Spatial Profiling

Extraction of a Stromal Metastatic Gene Signature in Breast Cancer via Spatial Profiling

The identification of molecular characteristics that define metastatic disease is a primary research focus across numerous types of malignancies. Understanding the mechanisms that drive metastatic foci, which diverge significantly from the biology of primary tumors, and identifying new biomarkers specifically associated with metastatic disease, is of critical importance in oncology. Consequently, the characterization of the stroma associated with metastatic foci has been largely unexplored and remains an area requiring significant investigation. We identified a detailed transcriptional profile of the stromal compartment within primary tumors and corresponding metastatic foci using spatially resolved approaches. The identified stromal Met signature may serve as a prognostic biomarker and provide insights into the molecular mechanisms underlying the metastatic potential of the tumor microenvironment.

Datasets4
Size~102 MB
AssayVisium
Samplemouse · multiple
KindOther
PMID:40065328 ↗
Python · lamindb
import lamindb as ln
import spatialdata as sd

coll = ln.Collection.get(key="geo-gse273439")
coll.ordered_artifacts.df()                 # the 4 members, ordered

# download every member .zarr to the local cache:
paths = [a.cache() for a in coll.ordered_artifacts.all()]

# …or load each straight into memory as a SpatialData object:
sdatas = {a.key: sd.read_zarr(a.cache()) for a in coll.ordered_artifacts.all()}
Open in Vitessce
Visium
Mouse mammary gland
GSM8428410
mouse mammary gland breast cancer 20 MB 2,372 obs bronze H&E
TechnologyVisium
Organismmouse
Tissuemammary gland
Conditionbreast cancer
Size20 MB
Obs2,372
Magnificationother · 5.683 µm/px
bronze H&E Open in Vitessce
Open in Vitessce
Visium
Mouse lung
GSM8428411
mouse lung breast cancer 41 MB 2,780 obs bronze H&E
TechnologyVisium
Organismmouse
Tissuelung
Conditionbreast cancer
Size41 MB
Obs2,780
Magnificationother · 5.432 µm/px
bronze H&E Open in Vitessce
Open in Vitessce
Visium
Mouse lung
GSM8428409
mouse lung breast cancer 19 MB 1,697 obs bronze H&E
TechnologyVisium
Organismmouse
Tissuelung
Conditionbreast cancer
Size19 MB
Obs1,697
bronze H&E Open in Vitessce
Open in Vitessce
Visium
Mouse mammary gland
GSM8428408
mouse mammary gland breast cancer 22 MB 2,596 obs bronze H&E
TechnologyVisium
Organismmouse
Tissuemammary gland
Conditionbreast cancer
Size22 MB
Obs2,596
bronze H&E Open in Vitessce

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