Exploring the Relationship between <i>CLPTM1L</i>-MS2 Variants and Susceptibility to Bladder Cancer

<i>CLPTM1L</i> (Cleft Lip and Palate Transmembrane Protein 1-Like) has previously been implicated in tumorigenesis and drug resistance in cancer. However, the genetic link between <i>CLPTM1L</i> and bladder cancer remains uncertain. In this study, we investigated the genetic...

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Main Authors: Mi-So Jeong, Jeong-Yeon Mun, Gi-Eun Yang, Min-Hye Kim, Sang-Yeop Lee, Yung Hyun Choi, Heui Soo Kim, Jong-Kil Nam, Tae Nam Kim, Sun-Hee Leem
Format: Article
Language:English
Published: MDPI AG 2023-12-01
Series:Genes
Subjects:
Online Access:https://www.mdpi.com/2073-4425/15/1/50
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author Mi-So Jeong
Jeong-Yeon Mun
Gi-Eun Yang
Min-Hye Kim
Sang-Yeop Lee
Yung Hyun Choi
Heui Soo Kim
Jong-Kil Nam
Tae Nam Kim
Sun-Hee Leem
author_facet Mi-So Jeong
Jeong-Yeon Mun
Gi-Eun Yang
Min-Hye Kim
Sang-Yeop Lee
Yung Hyun Choi
Heui Soo Kim
Jong-Kil Nam
Tae Nam Kim
Sun-Hee Leem
author_sort Mi-So Jeong
collection DOAJ
description <i>CLPTM1L</i> (Cleft Lip and Palate Transmembrane Protein 1-Like) has previously been implicated in tumorigenesis and drug resistance in cancer. However, the genetic link between <i>CLPTM1L</i> and bladder cancer remains uncertain. In this study, we investigated the genetic association of variable number of tandem repeats (VNTR; minisatellites, MS) regions within <i>CLPTM1L</i> with bladder cancer. We identified four <i>CLPTM1L</i>-MS regions (MS1~MS4) located in intron regions. To evaluate the VNTR polymorphic alleles, we analyzed 441 cancer-free controls and 181 bladder cancer patients. Our analysis revealed a higher frequency of specific repeat sizes within the MS2 region in bladder cancer cases compared to controls. Notably, 25 and 27 repeats were exclusively present in the bladder cancer group. Moreover, rare alleles within the medium-length repeat range (25–29 repeats) were associated with an elevated bladder cancer risk (odds ratio [OR] = 5.78, 95% confidence interval [CI]: 1.49–22.47, <i>p</i> = 0.004). We confirmed that all MS regions followed Mendelian inheritance, and demonstrated that MS2 alleles increased <i>CLPTM1L</i> promoter activity in the UM-UC3 bladder cancer cells through a luciferase assay. Our findings propose the utility of <i>CLPTM1L</i>-MS regions as DNA typing markers, particularly highlighting the potential of middle-length rare alleles within <i>CLPTM1L</i>-MS2 as predictive markers for bladder cancer risk.
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spelling doaj.art-6c8631bdaa5f490bb1372b5edf78780f2024-01-26T16:41:42ZengMDPI AGGenes2073-44252023-12-011515010.3390/genes15010050Exploring the Relationship between <i>CLPTM1L</i>-MS2 Variants and Susceptibility to Bladder CancerMi-So Jeong0Jeong-Yeon Mun1Gi-Eun Yang2Min-Hye Kim3Sang-Yeop Lee4Yung Hyun Choi5Heui Soo Kim6Jong-Kil Nam7Tae Nam Kim8Sun-Hee Leem9Department of Biomedical Sciences, Dong-A University, Busan 49315, Republic of KoreaDepartment of Biomedical Sciences, Dong-A University, Busan 49315, Republic of KoreaDepartment of Biomedical Sciences, Dong-A University, Busan 49315, Republic of KoreaDepartment of Biomedical Sciences, Dong-A University, Busan 49315, Republic of KoreaResearch Center for Bioconvergence Analysis, Korea Basic Science Institute, Ochang 28119, Republic of KoreaDepartment of Biochemistry, College of Oriental Medicine, Anti-Aging Research Center, Dong-eui University, Busan 47227, Republic of KoreaDepartment of Biological Sciences, College of Natural Sciences, Pusan National University, Busan 46241, Republic of KoreaDepartment of Urology, Pusan National University Yangsan Hospital, Pusan National University School of Medicine, Research Institute for Convergence of Biomedical Science and Technology, Yangsan 50612, Republic of KoreaDepartment of Urology, Pusan National University Hospital, Pusan National University School of Medicine, Biomedical Research Institute and Pusan National University Hospital, Busan 49241, Republic of KoreaDepartment of Biomedical Sciences, Dong-A University, Busan 49315, Republic of Korea<i>CLPTM1L</i> (Cleft Lip and Palate Transmembrane Protein 1-Like) has previously been implicated in tumorigenesis and drug resistance in cancer. However, the genetic link between <i>CLPTM1L</i> and bladder cancer remains uncertain. In this study, we investigated the genetic association of variable number of tandem repeats (VNTR; minisatellites, MS) regions within <i>CLPTM1L</i> with bladder cancer. We identified four <i>CLPTM1L</i>-MS regions (MS1~MS4) located in intron regions. To evaluate the VNTR polymorphic alleles, we analyzed 441 cancer-free controls and 181 bladder cancer patients. Our analysis revealed a higher frequency of specific repeat sizes within the MS2 region in bladder cancer cases compared to controls. Notably, 25 and 27 repeats were exclusively present in the bladder cancer group. Moreover, rare alleles within the medium-length repeat range (25–29 repeats) were associated with an elevated bladder cancer risk (odds ratio [OR] = 5.78, 95% confidence interval [CI]: 1.49–22.47, <i>p</i> = 0.004). We confirmed that all MS regions followed Mendelian inheritance, and demonstrated that MS2 alleles increased <i>CLPTM1L</i> promoter activity in the UM-UC3 bladder cancer cells through a luciferase assay. Our findings propose the utility of <i>CLPTM1L</i>-MS regions as DNA typing markers, particularly highlighting the potential of middle-length rare alleles within <i>CLPTM1L</i>-MS2 as predictive markers for bladder cancer risk.https://www.mdpi.com/2073-4425/15/1/50<i>CLPTM1L</i>bladder cancerVNTR polymorphismcancer susceptibility
spellingShingle Mi-So Jeong
Jeong-Yeon Mun
Gi-Eun Yang
Min-Hye Kim
Sang-Yeop Lee
Yung Hyun Choi
Heui Soo Kim
Jong-Kil Nam
Tae Nam Kim
Sun-Hee Leem
Exploring the Relationship between <i>CLPTM1L</i>-MS2 Variants and Susceptibility to Bladder Cancer
Genes
<i>CLPTM1L</i>
bladder cancer
VNTR polymorphism
cancer susceptibility
title Exploring the Relationship between <i>CLPTM1L</i>-MS2 Variants and Susceptibility to Bladder Cancer
title_full Exploring the Relationship between <i>CLPTM1L</i>-MS2 Variants and Susceptibility to Bladder Cancer
title_fullStr Exploring the Relationship between <i>CLPTM1L</i>-MS2 Variants and Susceptibility to Bladder Cancer
title_full_unstemmed Exploring the Relationship between <i>CLPTM1L</i>-MS2 Variants and Susceptibility to Bladder Cancer
title_short Exploring the Relationship between <i>CLPTM1L</i>-MS2 Variants and Susceptibility to Bladder Cancer
title_sort exploring the relationship between i clptm1l i ms2 variants and susceptibility to bladder cancer
topic <i>CLPTM1L</i>
bladder cancer
VNTR polymorphism
cancer susceptibility
url https://www.mdpi.com/2073-4425/15/1/50
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