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- Volume 24, Issue 21, 2024
Mini Reviews in Medicinal Chemistry - Volume 24, Issue 21, 2024
Volume 24, Issue 21, 2024
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ROR1-AS1: A Meaningful Long Noncoding RNA in Oncogenesis
Authors: Hong Fan, Yunxi Zhou, Ziyan Zhang, Gang Zhou and Chengfu YuanLong noncoding RNA (lncRNA) is a non-coding RNA with a length of more than 200 nucleotides, involved in multiple regulatory processes in vivo, and is related to the physiology and pathology of human diseases. An increasing number of experimental results suggest that when lncRNA is abnormally expressed, it results in the development of tumors. LncRNAs can be divided into five broad categories: sense, antisense, bidirectional, intronic, and intergenic. Studies have found that some antisense lncRNAs are involved in a variety of human tumorigenesis. The newly identified ROR1-AS1, which functions as an antisense RNA of ROR1, is located in the 1p31.3 region of the human genome. Recent studies have reported that abnormal expression of lncRNA ROR1-AS1 can affect cell growth, proliferation, invasion, and metastasis and increase oncogenesis and tumor spread, indicating lncRNA ROR1-AS1 as a promising target for many tumor biological therapies. In this study, the pathophysiology and molecular mechanism of ROR1-AS1 in various malignancies are discussed by retrieving the related literature. ROR1-AS1 is a cancer-associated lncRNA, and studies have found that it is either over- or underexpressed in multiple malignancies, including liver cancer, colon cancer, osteosarcoma, glioma, cervical cancer, bladder cancer, lung adenocarcinoma, and mantle cell lymphoma. Furthermore, it has been demonstrated that lncRNA ROR1-AS1 participates in proliferation, migration, invasion, and suppression of apoptosis of cancer cells. Furthermore, lncRNA ROR1-AS1 promotes the development of tumors by up-regulating or downregulating ROR1-AS1 conjugates and various pathways and miR-504, miR-4686, miR-670-3p, and miR-375 sponges, etc., suggesting that lncRNA ROR1-AS1 may be used as a marker in tumors or a potential therapeutic target for a variety of tumors.
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Research Progress of Natural Products with the Activity of Anti-nonalcoholic Steatohepatitis
Authors: Rui Wang, Yuheng Mao, Chunping Yu, Zhenji Rong, Ruyue Wang, Yixin Wang, Linjin Lv, Yang Gao, Zhigang Wang and Hailong ZhangNonalcoholic steatohepatitis (NASH), a multi-target disease, is becoming a global epidemic. Although several anti-NASH drug candidates are being evaluated in late-stage clinical trials, none have been approved by the FDA to date. Given the global prevalence of the disease, the lack of effective drugs, and the very limited therapeutic efficacy of most of the existing synthetic drugs focusing on a single target, there is an urgent need to continue to develop new therapeutic agents. In contrast, many natural products, including pure compounds and crude extracts, possess hepatoprotective activities. Usually, these natural components are characterized by multi-targeting and low side effects. Therefore, natural products are important resources for the development of new anti- NASH drugs. In this paper, we focus on reviewing the anti-NASH potential, structure, and some of the side effects of natural products based on structural classification. We hope this mini-review will help researchers design and develop new anti-NASH drugs, especially based on the structure of natural products.
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ANRIL: A Long Noncoding RNA in Age-related Diseases
Authors: Rui Wang, Qi Yuan, Yuan Wen, Yifan Zhang, Yaqi Hu, Shuwen Wang and Chengfu YuanThe intensification of the aging population is often accompanied by an increase in agerelated diseases, which impair the quality of life of the elderly. The characteristic feature of aging is progressive physiological decline, which is the largest cause of human pathology and death worldwide. However, natural aging interacts in exceptionally complex ways within and between organs, but its underlying mechanisms are still poorly understood. Long non-coding RNA (lncRNA) is a type of noncoding RNA that exceeds 200 nucleotides in length and does not possess protein-coding ability. It plays a crucial role in the occurrence and development of diseases. ANRIL, also known as CDKN2B-AS1, is an antisense ncRNA located at the INK4 site. It can play a crucial role in agerelated disease progression by regulating single nucleotide polymorphism, histone modifications, or post-transcriptional modifications (such as RNA stability and microRNA), such as cardiovascular disease, diabetes, tumor, arthritis, and osteoporosis. Therefore, a deeper understanding of the molecular mechanisms of lncRNA ANRIL in age-related diseases will help provide new diagnostic and therapeutic targets for clinical practice.
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Recent Advances in Fluorescent Probes for G-quadruplex DNAs / RNAs
Authors: Hongyan Yang, Ping Xu, Fei Pan, Jinhong Gao, Libo Yuan and Kui LuGuanine-quadruplexes (G4s) are high-level structures formed by the folding of guaninerich nucleic acid sequences. G4s play important roles in various physiological processes, such as gene transcription, replication, recombination, and maintenance of chromosomal stability. Specific and sensitive monitoring of G4s lays the foundation for further understanding the structure, content, distribution, and function of G4s in organisms, which is important for the treatment and diagnosis of diseases. Moreover, visualization of G4s will provide new ideas for developing antitumor strategies targeting G4s. The design and development of G4-specific ligands are challenging due to the subtle differences in the structure of G4s. This review focuses on the progress of research on G4 fluorescent probes and their binding mechanisms to G4s. Finally, the challenges and future prospects for better detection and targeting of G4s in different organisms are discussed. This paper provides ideas for the development of novel G4 fluorescent probes.
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Polyphenols Modulate the miRNAs Expression that Involved in Glioblastoma
Glioblastoma multiforme (GBM), a solid tumor that develops from astrocytes, is one of the most aggressive types of brain cancer. While there have been improvements in the efficacy of treating GBM, many problems remain, especially with traditional therapy methods. Therefore, recent studies have extensively focused on developing novel therapeutic agents for combating glioblastoma. Natural polyphenols have been studied for their potential as chemopreventive and chemotherapeutic agents due to their wide range of positive qualities, including antioxidant, antiinflammatory, cytotoxic, antineoplastic, and immunomodulatory activities. These natural compounds have been suggested to act via modulated various macromolecules within cells, including microRNAs (miRNAs), which play a crucial role in the molecular milieu. In this article, we focus on how polyphenols may inhibit tumor growth by influencing the expression of key miRNAs that regulate oncogenes and tumor suppressor genes.
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Volumes & issues
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Volume 24 (2024)
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Volume 23 (2023)
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Volume 22 (2022)
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Volume 21 (2021)
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Volume 20 (2020)
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Volume 19 (2019)
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Volume 18 (2018)
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Volume 17 (2017)
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Volume 16 (2016)
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Volume 15 (2015)
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Volume 14 (2014)
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Volume 13 (2013)
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Volume 12 (2012)
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Volume 11 (2011)
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Volume 10 (2010)
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Volume 9 (2009)
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Volume 8 (2008)
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Volume 7 (2007)
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Volume 6 (2006)
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Volume 5 (2005)
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Volume 4 (2004)
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Volume 3 (2003)
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Volume 2 (2002)
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Volume 1 (2001)