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  • Open Access

    ARTICLE

    CLEC3A gene three polymorphisms and risk of gastric cancer in Northwestern Chinese population

    PING YANG, LIJUAN YUAN, SHUJIA PENG, YANMING DONG, LIN YANG, XI’E HU, GUOQIANG BAO*

    BIOCELL, Vol.45, No.1, pp. 103-108, 2021, DOI:10.32604/biocell.2021.011220 - 26 January 2021

    Abstract This study aimed to evaluate the association between the CLEC3A gene polymorphisms (rs2735401/rs2293776/ rs2072665) and the gastric cancer risk in the Northwestern Chinese population. A hospital-based case-control study was conducted on 681 cases and 756 healthy controls. Odds ratio (OR) and 95% confidence intervals (CI) were applied to evaluate the association of the CLEC3A polymorphisms on gastric cancer risk. We found that there was no significant association between the CLEC3A polymorphisms and gastric cancer susceptibility, which was detected in the main analysis or stratification analyses of age, gender, and clinical stages. Our findings verified that More >

  • Open Access

    ARTICLE

    Polymorphic information and genetic diversity in Brassica species revealed by RAPD markers

    ALI RAZA1,7,#,*, ABU BAKR UMER FAROOQ2,#, WAQAR AHMAD KHAN3, AHSAN IQBAL4, SADETTIN ÇELİK5, MAHWISH ALI6, RAO SOHAIL AHMAD KHAN1,*

    BIOCELL, Vol.44, No.4, pp. 769-776, 2020, DOI:10.32604/biocell.2020.010207 - 24 December 2020

    Abstract Randomly amplified polymorphic DNA (RAPD) is a tremendously convenient approach used to discriminate between Brassica species owing to its accuracy and speed. RAPD primers generate adequate genetic information that can be used in the primer-marker system. In this work, twenty RAPD-PCR based markers were executed to generate polymorphic data, like polymorphic information content (PIC), mean resolving power (MRP), resolving power (RP), effective multiplex ratio (EMR), and marker index (MI) for the first time and genetic distance among and between six Brassica species were calculated. Our results indicated that 20 primers produced a total of 231 scored… More >

  • Open Access

    ARTICLE

    Two polymorphisms in methylenetetrahydrofolate reductase gene (C677T and A1298C) frequently associated with recurrent spontaneous abortion show no association in Saudi women

    AFRAH ALKHURIJI1, ATEKAH ABDULLAH MOHAMMED ALRAQIBAH1, AMAAL AWAD ALHARBI1, ZENEB BABAY2, FATIMAH BASIL AL-MUKAYNIZI3, ARWA ALTHOMALI3, SONYA S. ABDEL-RAZEQ4, ARJUMAND S. WARSY5

    BIOCELL, Vol.44, No.4, pp. 613-621, 2020, DOI:10.32604/biocell.2020.09652 - 24 December 2020

    Abstract Methylenetetrahydrofolate reductase (MTHFR) deficiency is the most common genetic cause of hyperhomocysteinemia, which has been implicated in the etiology of recurrent spontaneous abortion (RSA). This study was designed to investigate the association between two single nucleotide polymorphisms (SNP) (rs1801133 [C677T] and rs1801131 [A1298C]) in the MTHFR gene and RSA, in Saudis. These two SNPs were selected as these polymorphisms have a different effect on the activity and stability of the enzyme, and significantly diverse effects have been reported in relation to the association with RSA. Ethical approval was acquired from the IRB at King Saud… More >

  • Open Access

    REVIEW

    Conservation Strategy for African Medicinal Species: In Vitro Biotechnological Approach

    Priyanka Jha1, Swati Chahal2,3, Devendra Kumar Pandey2,3, Joginder Singh4, Ram Prasad5,*, Vijay Kumar2,3,*

    Phyton-International Journal of Experimental Botany, Vol.89, No.4, pp. 779-794, 2020, DOI:10.32604/phyton.2020.09421 - 09 November 2020

    Abstract The use of medicinal plants for different therapeutic values is well documented in African continent. African diverse biodiversity hotspots provide a wide range of endemic species, which ensures a potential medicinal value. The feasible conservation approach and sustainable harvesting for the medicinal species remains a huge challenge. However, conservation approach through different biotechnological tools such as micropropagation, somatic embryogenesis, synthetic seed production, hairy root culture, molecular markers based study and cryopreservation of endemic African medicinal species is much crucial. In this review, an attempt has been made to provide different in vitro biotechnological approaches for the More >

  • Open Access

    ARTICLE

    Niche Genetic Algorithm for Solving Multiplicity Problems in Genetic Association Studies

    Fu-I Chou1, Wen-Hsien Ho2,3, Chiu-Hung Chen4,*

    Intelligent Automation & Soft Computing, Vol.26, No.3, pp. 501-512, 2020, DOI:10.32604/iasc.2020.013926

    Abstract This paper proposes a novel genetic algorithm (GA) that embeds a niche competition strategy (NCS) in the evolutionary flow to solve the combinational optimization problems that involve multiple loci in the search space. Unlike other niche-information based algorithms, the proposed NCSGA does not need prior knowledge to design niche parameters in the niching phase. To verify the solution capability of the new method, benchmark studies on both the travelling salesman problem (TSP) and the airline recovery scheduling problem were first made. Then, the proposed method was used to solve single nucleotide polymorphism (SNP) barcodes generation More >

  • Open Access

    ARTICLE

    Association of hypoxia-inducible factor-1α (HIF1α) 1772C/T gene polymorphism with susceptibility to renal cell carcinoma/prostate cancer

    HONGYAN LI1,#, CHUNLING LIAO2,#, WENJUAN WENG2, HONGZHEN ZHONG2, TIANBIAO ZHOU2,*

    BIOCELL, Vol.44, No.2, pp. 257-262, 2020, DOI:10.32604/biocell.2020.08826 - 27 May 2020

    Abstract In this study, we used a meta-analysis method to evaluate the relationship between hypoxia-inducible factor-1α (HIF1α) 1772C/T gene polymorphism (rs 11549465) and renal cell carcinoma (RCC)/prostate cancer risk. We searched for relevant studies (before March 1, 2019) on Cochrane Library, Embase, and PubMed. Studies meeting the inclusion criteria were recruited into this meta-analysis. The outcome of dichotomous data was showed in the way of odds ratios (OR), and 95% confidence intervals (CI) were also counted. In this investigation, there was no association between HIF1α 1772C/T gene polymorphism and susceptibility to RCC in Caucasians, Asians as More >

  • Open Access

    ARTICLE

    Significant association of a single nucleotide polymorphism in the upstream region of FGFR1OP2/wit3.0 gene with residual ridge resorption of mandible in Saudis

    Sahar ALZAIN1, Hana AL SHEIKH1, Arwa AL THOMALI2, Fatimah AL-MUKAYNIZI2, Noha ALMOBEREK2, Sahar A. ALMALKI2, Narasimha Reddy PARINE3, Arjumand WARSY2,

    BIOCELL, Vol.44, No.1, pp. 55-62, 2020, DOI:10.32604/biocell.2020.07974 - 01 March 2020

    Abstract Residual ridge resorption (RRR) is the decrease in the jaw structure that follows tooth extraction. It is a multifactorial disorder, but reports on the associated genetic factors are scarce, particularly amongst the Saudis. This study aimed to investigate the role of single nucleotide polymorphisms (SNPs) in fibroblast growth factor receptor 1 oncogene partner 2 (FGFR1OP2) in RRR development in Saudis. The study included 192 individuals (RRR = 96; controls = 96) attending outpatient clinics at the College of Dentistry, King Saud University. Demographic and clinical data were collected, the digital panoramic dental radiograph was obtained,… More >

  • Open Access

    ARTICLE

    Physiological, Biochemical and Molecular Responses of Barley Seedlings to Aluminum Stress

    Xiaoqin Zhang, Tao Tong, Bin Tian, Yunxia Fang, Jiangjie Pan, Junjun Zheng and Dawei Xue*

    Phyton-International Journal of Experimental Botany, Vol.88, No.3, pp. 253-260, 2019, DOI:10.32604/phyton.2019.06143

    Abstract Barley (Hordeum vulgare L.) is one of the most Aluminum (Al) sensitive cereal species. In this study, the physiological, biochemical, and molecular response of barley seedlings to Al treatment was examined to gain insight into Al response and tolerance mechanisms. The results showed that superoxide dismutase (SOD), peroxidase (POD) and catalase (CAT) activity were inhibited to different degrees following Al exposure. The MDA content also significantly increased with increasing Al concentrations. SRAP results indicated significant differences between Al treatments and controls in terms of SRAP profile, and the genomic template stability (GTS) decreased with increasing More >

  • Open Access

    ARTICLE

    XRCC1 Arg399Gln and Arg194Trp polymorphisms regulate XRCC1 expression and chemoresistance of non-small cell lung cancer cells

    Dairong LI1, Xianlu ZHUO1,2, Lumi HUANG1, Xiaohui JI1, Donglin WANG1

    BIOCELL, Vol.43, No.3, pp. 139-144, 2019, DOI:10.32604/biocell.2019.06460

    Abstract X-ray repair cross-complementing protein 1 (XRCC1) could repair cisplatin-induced DNA damage. XRCC1 Arg399Gln and Arg194Trp variants alter XRCC1 expression and function, leading to changes in cancer sensitivity to cisplatin treatment. This study aimed to investigate the effects of XRCC1 Arg399Gln and Arg194Trp polymorphisms on cell viability, apoptosis and XRCC1 expression in cisplatin-sensitive A549 and cisplatin-resistant A549/DDP nonsmall cell lung cancer (NSCLC) cells. Plasmids carrying XRCC1 Arg399Gln and Arg194Trp were constructed and transfected into A549 and A549/DDP cells. RT–PCR, Western blot, MTT assay, and flow cytometry analysis were performed to assess cell viability, apoptosis, and More >

  • Open Access

    ARTICLE

    Association between preterm birth risk and polymorphism and expression of the DNA repair genes OGG1 and APE1 in Saudi women

    Arwa Osama NEMER1, Mohammad Saud AL ANAZI2, Ramesa Shafi BHAT1*, Arjumand S. WARSY3, Zeneb A BABAY4, Mohammad H. ADDAR4, Jilani SHAIK2, Sooad AL-DAIHAN1

    BIOCELL, Vol.42, No.1, pp. 1-6, 2018, DOI:10.32604/biocell.2018.07005

    Abstract Genomic instability and mutations caused by increases in oxidative stress during pregnancy can damage the fetoplacental unit and can upshot preterm birth. Oxidative damage to DNA may possibly be involved in etiology of preterm birth (PTB) which can be repaired by DNA repair gene. In the present study, we assessed the association of base excision repair gene family by analyzing the association of single nucleotide polymorphisms and genes expression in 8-oxoguanine glycosylase-1 (OGG1) and apurinic-apyrimidinic endonuclease 1 (APE1) genes with risk of preterm birth in Saudi women. We analyzed genotypes of four single nucleotide polymorphisms (SNPs) (rs1052133,… More >

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