Innovation in CRC Research: Targeting SPACA6P-AS for Progression

Sep 21, 2026

This research investigates the functional role of the long noncoding RNA SPACA6P-AS in colorectal cancer (CRC). Elevated SPACA6P-AS expression correlates with advanced disease stages and reduced overall survival. Knockdown experiments in CRC cell lines show that SPACA6P-AS promotes cell growth in vitro and in vivo. Mechanistically, SPACA6P-AS acts as a competing endogenous RNA that regulates miR-339-5p and enhances CRC cell proliferation through the miR-339-5p/FAM167A signaling axis, indicating prognostic and therapeutic potential.

LanguageEnglish

CategoryResearch & Report

FormatPDF

Pages15

Reading Time38 min

AccessFree to download

Introduction

Long noncoding RNAs and CRC context

Materials And Methods

Bioinformatics Analysis

Journal of Biochemical and Molecular Toxicology RESEARCH ARTICLE Innovation in CRC Research: Targeting SPACA6P‐AS for Progression Tianyi Ma1 | Yinghu Jin1 | Song Wang2 | Hanqing Hu1 | Meng Wang3 | Guoqing Yan1 | Qingchao Tang1 | Rui Huang1 | Guiyu Wang1 1Department of Colorectal Surgery, the Second Affiliated Hospital of Harbin Medical University, Harbin, China | 2Department of Colorectal Surgery, the First Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, China | 3Department of Colorectal Surgery, Zhejiang Cancer Hospital (Affiliated Cancer Hospital of the Chinese Academy of Sciences), Hangzhou, China Correspondence: Guiyu Wang ([guiywang@163.com](guiywang@163.com)) Received: 12 March 2024 | Revised: 27 September 2024 | Accepted: 16 October 2024 Funding: This research was partially funded by the Scientific Research Project of the Heilongjiang Provincial Health and Family Planning Commission (Grant No. 2018249), the Heilongjiang Provincial Higher Education Innovation Fund (Grant No. 31041210019), and the Second Affiliated Hospital of Harbin Medical University standardized training project for resident doctors (Grant No.2020020225) . Keywords: colorectal cancer | FAM167A | long noncoding RNA | miR‐339‐5p | prognosis | proliferation | SPACA6P‐AS ABSTRACT The purpose of this research was to provide light on the functional role that the long noncoding RNA SPACA6P‐AS plays in the biology of colorectal cancer (CRC) . The presence of elevated SPACA6P‐AS expression in colorectal cancer tissues is linked to advanced stages of the disease as well as a decreased overall survival rate. It has been demonstrated through knockdown tests conducted on CRC cell lines that SPACA6P‐AS stimulates cell growth in both in vitro and in vivo settings. By acting as a competing endogenous RNA, SPACA6P‐AS is able to modulate the levels of miR‐339‐5p and promote the proliferation of colorectal cancer cells by way of the miR‐339‐5p/FAM167AFAM167A signaling axis. Based on these findings, SPACA6P‐AS is a promising candidate for both a prognostic marker and a therapeutic target in colorectal cancer. 1 | Introduction Colorectal cancer (CRC) remains a critical global health issue, with its prevalence and associated mortality demonstrating a concerning upward trajectory each year [1, 2]. This trend persists despite significant advances in treatment options and surgical interventions. Recent years have seen the introduction of cutting‐ edge therapies like immunotherapy and enhanced surgical methods, notably total mesorectal excision [3, 4]. Yet, the high mortality rate linked to CRC, particularly in its advanced stages, underscores an urgent need for ongoing research and development of more effective treatment strategies. While patients with early‐stage CRC can expect a 5‐year survival rate of approximately 90%, those diagnosed at later stages (III and IV) face considerably lower survival rates, highlighting the critical importance of early detection and novel therapeutic approaches [5–7]. One area of promising research is the study of long noncoding RNAs (lncRNAs), which are RNA sequences longer than 200 nucleotides and do not code for proteins [8] . LncRNAs have been shown to play diverse roles in numerous cellular and biological processes, including but not limited to cellular differentiation, proliferation, and the development of various cancers [9–12] . Although initially considered as nonfunctional or “dark matter” in the genome, current research has shed light on the crucial roles that lncRNAs play in gene regulation and other key biological functions [13–15] . Their involvement is particularly noted in the context of cancer, where they are being explored as potential biomarkers and therapeutic targets. This exploration extends into the realm of oncology, where specific lncRNAs are increasingly recognized for their roles in tumor regulation. Notably, the lncRNA SPACA6P‐AS, spanning 3962 nucleotides, has rec

FAQs

What is the main focus of this CRC research?

The study focuses on how the long noncoding RNA SPACA6P-AS functions in colorectal cancer progression.

How does SPACA6P-AS expression relate to clinical outcomes?

Higher SPACA6P-AS levels in CRC tissues are associated with advanced disease stages and decreased overall survival.

What mechanism does the study propose for SPACA6P-AS in CRC?

SPACA6P-AS is proposed to act as a competing endogenous RNA that modulates miR-339-5p and promotes CRC proliferation via the miR-339-5p/FAM167A axis.

Sep 21, 2026

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