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  • Open Access

    ARTICLE

    Microenvironment Analysis of Prognosis and Molecular Signature of Immune-Related Genes in Lung Adenocarcinoma

    Bo Ling, Zuliang Huang, Suoyi Huang, Li Qian, Genliang Li, Qianli Tang

    Oncology Research, Vol.28, No.6, pp. 561-578, 2020, DOI:10.3727/096504020X15907428281601

    Abstract There is growing evidence on the clinical significance of tumor microenvironment (TME) cells in predicting prognosis and therapeutic effects. However, cell interactions in tumor microenvironments have not been thoroughly studied or systematically analyzed so far. In this study, 22 immune cell components in the lung adenocarcinoma (LUAD) TME were analyzed using gene expression profile from The Cancer Genome Atlas (TCGA) and Gene Expression Omnibus (GEO). The TME-based molecular subtypes of LUAD were defined to evaluate further the relationship between molecular subtypes, prognosis, and clinical characteristics. A TME risk score model was constructed by using the More >

  • Open Access

    REVIEW

    Gene expression of granulosa and cumulus cells: The prospect in predicting the quality and developmental competence of oocytes in vitro maturation

    BICHUN ZHAO1, XUEQING WU2,*, YITONG YUAN1, YUANTAO GAO1, XIAO LI2, RUOCHEN DU1, SUMING XU2, RUXIN ZHANG1, CHUNFANG WANG1,*

    BIOCELL, Vol.44, No.4, pp. 487-499, 2020, DOI:10.32604/biocell.2020.011638 - 24 December 2020

    Abstract In vitro maturation (IVM), a promising assisted reproductive technology (ART), has been evolving in clinical trials and applications. There is a huge potential demand for IVM in clinical practice because it reduces the stimulation of gonadotropins to patients and provides evidence for the safety of neonatal birth. Unfortunately, the maturation rate of oocytes in vivo is not as high as it is in vivo due to a different microenvironment. Moreover, there are still controversies in predicting the developmental capability of oocytes in IVM. The granulosa cells (GCs) and cumulus cells (CCs), closely surrounding the oocytes, play a critical… More >

  • Open Access

    ARTICLE

    Characterization of full-length transcriptome and mechanisms of sugar accumulation in Annona squamosa fruit

    REN FANG#, WEIXIONG HUANG#, JINYAN YAO, XING LONG, JI ZHANG, SHUANGYUN ZHOU, BIAO DENG, WENZHONG TANG, ZHENYU AN*

    BIOCELL, Vol.44, No.4, pp. 737-750, 2020, DOI:10.32604/biocell.2020.012933 - 24 December 2020

    Abstract Annona squamosa is a multipurpose fruit tree employed in nutritional, medicinal, and industrial fields. Its fruit is significantly enriched in sugars, making it an excellent species to study sugar accumulation in fruit. However, the scarcity of genomic resources hinders genetic studies in this species. This study aimed at generating large-scale genomic resources in A. squamosa and deciphering the molecular basis of its high sugar content. Herein, we sequenced and characterized the full-length transcriptome of A. squamosa fruit using PacBio Iso-seq. In addition, we analyzed the changes in sugar content over five fruit growth and ripening stages, and we… More >

  • Open Access

    ARTICLE

    Impact of Fuzzy Normalization on Clustering Microarray Temporal Datasets Using Cuckoo Search

    Swathypriyadharsini P1,∗, K.Premalatha2,†

    Computer Systems Science and Engineering, Vol.35, No.1, pp. 39-50, 2020, DOI:10.32604/csse.2020.35.039

    Abstract Microarrays have reformed biotechnological research in the past decade. Deciphering the hidden patterns in gene expression data proffers a prodigious preference to strengthen the understanding of functional genomics. The complexity of biological networks with larger volume of genes also increases the challenges of comprehending and interpretation of the resulting mass of data. Clustering addresses these challenges, which is essential in the data mining process to reveal natural structures and identify interesting patterns in the underlying data. The clustering of gene expression data has been proven to be useful in making known the natural structure inherent… More >

  • Open Access

    ARTICLE

    Dithiothreitol and PEG Induced Combined Stress May Affect the Expressions of ABA Aldehyde Oxidase, Sucrose Synthase and Proline Metabolic Genes in Maize Seedlings

    Cansu Altuntaş1, Rabiye Terzi1,*

    Phyton-International Journal of Experimental Botany, Vol.89, No.3, pp. 487-495, 2020, DOI:10.32604/phyton.2020.08919 - 22 June 2020

    Abstract The endoplasmic reticulum (ER) is an organelle in the cell where proteins are created and folded. Folding is a very elaborate process that is often interrupted by various biotic and abiotic stresses, leading to the formation of unfolded and misfolded proteins called ER stress. Dithiothreitol (DTT)-induced unfolded protein response (UPR) in endoplasmic reticulum (ER) has been recently reported in plants. Also, previous studies demonstrated that treatment with polyethylene glycol (PEG6000) could stimulate water deficit in crops. However, further researches should be conducted to elucidate the molecular mechanism of ER stress response and the relationship between water… More >

  • Open Access

    ARTICLE

    Anticancer Effects of Gleditsia sinensis Extract in Rats Transplanted With Hepatocellular Carcinoma Cells

    Yue Cai*†‡, Chizhi Zhang*†‡, Lei Zhan*†, Liangbin Cheng*†, Dingbo Lu*†, Xiaodong Wang*†, Hanlin Xu§, Shuxue Wang, Deng Wu*†, Lianguo Ruan#

    Oncology Research, Vol.27, No.8, pp. 889-899, 2019, DOI:10.3727/096504018X15482423944678

    Abstract The thorns of Gleditsia sinensis have been historically used in Chinese medicine and are considered one of the fundamental therapeutic herbs. Its anticancer effects are currently being explored. Hepatocellular carcinoma (HCC) is the most common type of primary liver cancer and still requires the development of new drugs with higher efficiency. By using a rat HCC model implanted with cancerous Walker-256 cells, the therapeutic effects of G. sinensis extract (GSE) were assessed, as well as its regulatory effects on miRNAs. GSE significantly restored liver morphology and dramatically induced cell apoptosis in HCC rats. In addition, miR-21/181b/183 was More >

  • Open Access

    ABSTRACT

    Gene Expression Profiling of Human Hepatocytes Grown on Differing Substrate Stiffness

    Fan Feng1, Tingting Xia1, Runze Zhao1, Mengyue Wang1, Li Yang1,*

    Molecular & Cellular Biomechanics, Vol.16, Suppl.2, pp. 131-131, 2019, DOI:10.32604/mcb.2019.07211

    Abstract Objective: To study the effects of different substrate stiffness on human hepatocytes using RNA sequencing (RNA-Seq) technology. The stiffness was corresponding to physiology and pathology stiffness of liver tissues.
    Results: With the aid of RNA-Seq technology, our study characterizes the transcriptome of hepatocytes cultured on soft, moderate, stiff and plastic substrates. Compared to soft substrate, our RNA-Seq results revealed 1131 genes that were up-regulated and 2534 that were down-regulated on moderate substrate, 1370 genes that were up-regulated and 2677 down-regulated genes on stiff substrate. Functional enrichment analysis indicated that differentially expressed genes were associated with More >

  • Open Access

    ABSTRACT

    From Cell Mechanobiology to Mechanomedicine: A Research Path Inspired by Fung - Dedicated to Prof. YC Fung on the Occasion of His Centennial Birthday

    Ning Wang1,*

    Molecular & Cellular Biomechanics, Vol.16, Suppl.2, pp. 21-21, 2019, DOI:10.32604/mcb.2019.07550

    Abstract Decades ago YC Fung proposed that mechanical stress could have substantial impacts on remodeling and growth of living tissues. Fung also proposed the concept of residual stress in blood vessels and quantified residual stress in excised arteries [1]. However, how stress influences cell and tissue functions remains elusive. At the cellular level, we have quantified myosin II mediated pre-existing tensile stress (prestress) in living cells and demonstrated that the prestress (the endogenous cytoskeletal tension) regulates cell stiffness, gene expression, and long-distance stress propagation in the cytoplasm to activate enzymes [2]. The prestress even impacts on… More >

  • Open Access

    ARTICLE

    Effects of Melatonin on Growth, Physiology and Gene Expression in Rice Seedlings Under Cadmium Stress

    Xiachen Lv1,#, Yunxia Fang1,#, Lantian Zhang1, Weiyi Zhang1, Ling Xu1, Jingjin Han1, Bailing Jin2, Xian Zhang1, Xiaoqin Zhang1,*, Dawei Xue1,*

    Phyton-International Journal of Experimental Botany, Vol.88, No.2, pp. 91-100, 2019, DOI:10.32604/phyton.2019.06622

    Abstract Melatonin (MLT) is a hormonal substance found in many organisms and can improve plant stress resistance. In this study, the japonica rice variety Y32 and indica rice variety NJ6 were cultivated in hydroponics under different concentrations of CdCl2 at the two-leaf stage. The growth, physiological and biochemical responses of the seedlings and the expression of cadmium (Cd)-related genes under exogenous melatonin (MLT) treatment were assessed. The results indicated that Cd stress destroyed the dynamic balance between reactive oxygen species (ROS) production and removal, resulting in ROS accumulation, membrane lipid peroxidation, and impaired growth and development. Following the… More >

  • Open Access

    ARTICLE

    Gene expression of 49 kDa apyrase, cytoskeletal proteins, ATPase, ADPase and amino acid contents of Pisum sativum (L.) cells germinated in Euryops arabicus (Steud. ex Jaub. & Spach) water extract

    Mahmoud MOUSTAFA1,2, Saad ALAMRI1, Hoida ZAKI2, Naglaa LOUTFY2, Tarek TAHA3, Ali SHATI1, Mohamed ALKAHTANI1, Sajda SIDDIQI1

    BIOCELL, Vol.43, No.2, pp. 81-88, 2019, DOI:10.32604/biocell.2019.06231

    Abstract The present research reports of quick and marked changes induced by plant extract of Euryops arabicus in the gene expression of 49-kDa apyrases, cytoskeletal proteins, ATPases, ADPase and amount of amino acid of pea (Pisum sativum L. var. Alaska). Pellets of cytoskeletals proteins (27000 xg) were probed with anti-apyrase antibody, biotinylated anti-rat, actin and alpha and beta-tubulin for Western blotting. ATPase and ADPase activities were determined based on the hydrolytic efficacy of adenine triphosphate and adenine diphosphate. By 72 hours, the abundance of apyrases, cytoskeletal proteins and amount of amino acid in pellets of 27000 xg… More >

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