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Functional Roles of SPINK1 in Cancers

Tsung-Chieh Lin1

  • 1Genomic Medicine Core Laboratory, Department of Medical Research and Development, Chang Gung Memorial Hospital, Linkou 333, Taoyuan City, Taiwan.

International Journal of Molecular Sciences
|April 30, 2021
PubMed

Insights

Serine Peptidase Inhibitor Kazal Type 1 (SPINK1) is a key protein in cancer progression. This review explores SPINK1

Area of Science:

  • Oncology
  • Molecular Biology
  • Biochemistry

Background:

  • Serine Peptidase Inhibitor Kazal Type 1 (SPINK1) is traditionally known as a trypsin inhibitor.
  • Emerging evidence highlights SPINK1's significant role in promoting cancer progression across various malignancies.
  • SPINK1's structural similarity to epidermal growth factor (EGF) enables modulation of epidermal growth factor receptor (EGFR) signaling in cancer cells.

Purpose of the Study:

  • To review and integrate current findings on SPINK1's role in cancer.
  • To analyze SPINK1's expression patterns in a pan-cancer context and at the single-cell level.
  • To identify potential tumorigenesis sites and guide future therapeutic strategies targeting SPINK1.

Main Methods:

  • Integration of transcriptomic data from various cancers with clinical information.
  • Analysis of recent findings on SPINK1-mediated malignant phenotypes.
  • Comprehensive summary of SPINK1 expression across a pan-cancer panel and single-cell types.

Main Results:

  • SPINK1 influences tumor malignancies, proliferation, metastasis, drug resistance, and cancer stemness.
  • SPINK1 somatic mutations and expression signatures are potential cancer biomarkers.
  • Single-cell level analysis reveals potential sites of tumorigenesis related to SPINK1 expression.

Conclusions:

  • SPINK1 plays a multifaceted role in cancer development and progression.
  • Understanding SPINK1's molecular mechanisms is crucial for developing novel cancer therapies.
  • This review provides a comprehensive overview and highlights future research directions for SPINK1 in oncology.
Keywords:
SPINK1carcinogenesisprognosis

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