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‹ Mon · 20 Apr 2026
Promising but preliminary

Differential expression analysis of serum exosome miRNAs in acral melanocytic tumor

Liquid biopsy candidates in blood exosomes could offer non-invasive ways to distinguish acral melanoma from harmless skin growths.

Serum exosome miRNA sequencing in acral melanocytic tumor patients identified 69 differentially expressed miRNAs enriched in cancer and MAPK pathways, proposing a panel of non-invasive liquid biopsy candidates for distinguishing acral melanoma from benign nevi. Sample size was not reported in the abstract, limiting interpretation.

What the study was

Study design
Exploratory biomarker study (miRNA sequencing)
Population
Patients with acral melanocytic tumors (nevus vs acral melanoma)
Category
Early Detection
Maturity
Exploratory
Journal
Pakistan Journal of Pharmaceutical Sciences

Why it surfaced

Acral melanoma is underrepresented in liquid biopsy research; exosomal miRNA profiling is promising approach; sample size unstated in abstract lowers confidence.

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