Cancer metastasis is related to normal tissue stemness

The occurrence of cancer metastasis may be related to stem cells in normal tissues. We searched for patient IDs with both normal tissue stem cell values and TCGA (The Cancer Genome Atlas) clinical data for pairing and obtained 639 sets of data (stemness index of normal tissue, stemness index of tumo...

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Main Authors: Xing Yue Peng, Bocun Dong, Xiaohui Liu
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2022-01-01
Series:PLoS ONE
Online Access:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9681098/?tool=EBI
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author Xing Yue Peng
Bocun Dong
Xiaohui Liu
author_facet Xing Yue Peng
Bocun Dong
Xiaohui Liu
author_sort Xing Yue Peng
collection DOAJ
description The occurrence of cancer metastasis may be related to stem cells in normal tissues. We searched for patient IDs with both normal tissue stem cell values and TCGA (The Cancer Genome Atlas) clinical data for pairing and obtained 639 sets of data (stemness index of normal tissue, stemness index of tumor tissue, cancer stage, distant metastasis, tumor size) and invasion, and lymph node involvement). However, clinical data on cancer metastasis are of only four stages (e.g., Stage I, II, III, and IV), which cannot show subtle changes continuously. We need to find an effective data mining method to transform this four-valued clinical description into a numerical curve. We data-mine this data through numericalization, sorting, and noise reduction filtering. The results showed that: as the normal tissue stemness value (NS) increased, the tumor tissue stemness value (TS) increased proportionally (1.26 times NS). When NS >0.5, the rate of change in TS decelerated (0.43 times NS), and tumor metastasis began to occur. Clinical indicators, such as cancer stage, distant metastasis, tumor size and invasion, and lymph node involvement, showed that tumor metastasis became more and more severe with the increase of NS. This study suggests that tumor metastasis is triggered when the NS in the patient’s body is more significant than 0.5.
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spelling doaj.art-f769f5f7ebc54e779a0ee08f5d3b92232022-12-22T04:15:13ZengPublic Library of Science (PLoS)PLoS ONE1932-62032022-01-011711Cancer metastasis is related to normal tissue stemnessXing Yue PengBocun DongXiaohui LiuThe occurrence of cancer metastasis may be related to stem cells in normal tissues. We searched for patient IDs with both normal tissue stem cell values and TCGA (The Cancer Genome Atlas) clinical data for pairing and obtained 639 sets of data (stemness index of normal tissue, stemness index of tumor tissue, cancer stage, distant metastasis, tumor size) and invasion, and lymph node involvement). However, clinical data on cancer metastasis are of only four stages (e.g., Stage I, II, III, and IV), which cannot show subtle changes continuously. We need to find an effective data mining method to transform this four-valued clinical description into a numerical curve. We data-mine this data through numericalization, sorting, and noise reduction filtering. The results showed that: as the normal tissue stemness value (NS) increased, the tumor tissue stemness value (TS) increased proportionally (1.26 times NS). When NS >0.5, the rate of change in TS decelerated (0.43 times NS), and tumor metastasis began to occur. Clinical indicators, such as cancer stage, distant metastasis, tumor size and invasion, and lymph node involvement, showed that tumor metastasis became more and more severe with the increase of NS. This study suggests that tumor metastasis is triggered when the NS in the patient’s body is more significant than 0.5.https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9681098/?tool=EBI
spellingShingle Xing Yue Peng
Bocun Dong
Xiaohui Liu
Cancer metastasis is related to normal tissue stemness
PLoS ONE
title Cancer metastasis is related to normal tissue stemness
title_full Cancer metastasis is related to normal tissue stemness
title_fullStr Cancer metastasis is related to normal tissue stemness
title_full_unstemmed Cancer metastasis is related to normal tissue stemness
title_short Cancer metastasis is related to normal tissue stemness
title_sort cancer metastasis is related to normal tissue stemness
url https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9681098/?tool=EBI
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