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DETECTION OF EPSTEIN-BARR VIRUS (EBV) IN WOMEN WITH BREAST CANCER IN IRAQ USING IN-SITU HYBRIDIZATION AND IMMUNOHISTOCHEMICAL TECHNIQUES

Background: The Epstein-Barr virus (EBV) has recently been identified in human breast cancer globally, potentially contributing to the initiation and progression of this malignancy, as well as gastric cancer, nasopharyngeal carcinoma, and bladder cancer. It has been newly associated with breast cancer. Globally, breast cancer affects more women than any other type of cancer. In Iraq, the prevalence of breast cancer is comparable. Aims: The study examined Iraqi women diagnosed with invasive ductal carcinoma (IDC) and invasive lobular carcinoma (ILC) to detect Epstein-Barr Virus Nuclear Antigen-1 (EBNA-1) and encoded RNA (EBER). Methods: A total of 50 formalin-fixed paraffin-embedded tissues from invasive ductal carcinoma (IDC) (92%) and invasive lobular carcinoma (ILC) (8%) biopsy samples constituted the case group, while 30 formalin-fixed paraffin-embedded tissues from non-cancerous breast tissue served as the control group. The presence of Epstein-Barr virus protein (EBER) in breast tissue was assessed using immunohistochemistry (IHC) and chromogenic in situ hybridization (CISH) methods. Results: EBER RNA signals were found in 31 (62%). EBER RNA signals were seen in 3 (10%) control group participants. Significant differences (P<0.04) were seen in EBV EBER RNA positive signals among study groups. Immunohistochemistry showed nuclear brown staining in 34 (68%) breast cancer patients. Control group: 3 (10%). Discussion: The research identified a statistically significant correlation between EBV positivity and breast cancer among Iraqi women, especially concerning invasive ductal carcinoma. The results corroborate previous reports of elevated EBV levels in malignant breast tissues relative to controls. Although detection approaches such as CISH and IHC provide complementary insights, additional studies are needed. Conclusions: The study concludes that EBNA-1 and EBV EBER RNA were overexpressed in our population group.
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INTERVIEW WITH DEPUTY VICE CHANCELLOR DR. O. A. OMOTESHO, UNIVERSITY OF ILORIN, NIGERIA (ENGLISH VERSION)

Background: The University of Ilorin, founded in 1975 in Nigeria, has evolved from 3 to 16 faculties, becoming the country's most sought-after institution for the past two decades. Aims: To document the institutional evolution, identify the most demanded programs, assess scientific output, examine internationalization strategies, and understand strategic development objectives. Methods: Structured interview with Vice-Chancellor Dr. Olubumi Abayomi Omotesho, following a standardized protocol covering historical, academic, scientific, and strategic aspects of the institution, under Creative Commons license format. Results: The university expanded to 16 faculties in 49 years. The most demanded programs are Medicine and Nursing, followed by Pharmacy, Law, Engineering, and Accounting. Areas with the highest scientific output: Medicine, Biological/Agricultural Sciences, and Engineering. It offers 340 postgraduate programs with approximately 7,523 students. There is a dedicated infrastructure for internationalization, with plans for international accommodations. Discussion: The predominance of healthcare courses reflects global employability trends. Research aligned with Sustainable Development Goals demonstrates a contemporary vision. The institutional goal (number one in Nigeria, top 10 in Africa, top 500 globally) shows a measurable strategic approach. Commitment to internationalization aligns with global education trends. Conclusions: The institution exemplifies an evolving African university focused on academic excellence, scientific relevance, and internationalization. The prioritization of student-centered development, clear positioning goals, and international collaboration initiatives establish solid foundations for its contribution to regional and global knowledge.
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RESEARCH LANDSCAPE OF REPURPOSED MEDICATIONS IN CANCER TREATMENT: A MULTI-DATABASE BIBLIOMETRIC ANALYSIS OF ELEVEN OFF-PATENT THERAPEUTICS

Background: Drug repurposing offers potential advantages for cancer therapy development, particularly when utilizing medications with established safety profiles and expired patents. While individual repurposed medications have been investigated for oncological applications, comprehensive comparative analyses of research distribution patterns across multiple therapeutic candidates appear limited in the literature. Understanding these patterns may provide insights into research priorities and potential knowledge gaps. Aim: This exploratory study was designed to quantify and compare the volume of scientific literature examining the anticancer potential of eleven selected off-patent medications across different pharmacological classes. Methods: Bibliometric searches were conducted across five databases (Google Scholar, BVS, PubMed, NIH, and Science.gov) using standardized search terms combining each medication name with "cancer" and "cancer treatment." The selected medications included ivermectin, fenbendazole, mebendazole, albendazole, metformin, propranolol, disulfiram, valproic acid, thalidomide, dexamethasone, and hydroxychloroquine. Basic statistical analyses were performed to examine the distribution patterns and correlations within the database. Results: The search yielded 3,226,066 total publications with considerable variation in distribution patterns. Dexamethasone accounted for the largest proportion (1,538,058 publications, 47.68%), followed by metformin (697,172 publications, 21.61%). Some medications with smaller overall publication volumes demonstrated higher proportions of treatment-specific research, such as fenbendazole (87.82%), disulfiram with copper (86.54%), and hydroxychloroquine with zinc (75.21%). The Herfindahl Index indicated a high concentration of research attention (0.2870). Discussion: The findings suggest substantial variation in research attention across the selected medications. While some medications dominate the literature, others with focused treatment-specific research may warrant further investigation. The inverse relationship observed between total publication volume and treatment specificity suggests that research patterns in this field may be more complex than absolute publication counts indicate. Conclusions: This preliminary bibliometric assessment reveals an uneven distribution of research attention among repurposed medications being investigated for cancer applications. These patterns may inform future research prioritization, though further qualitative analysis would be valuable to assess the clinical significance of these quantitative observations.
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General information

SOUTHERN JOURNAL OF SCIENCES

    General information about this journal
  • Title: SOUTHERN JOURNAL OF SCIENCES
  • Short Title: South. J. Sci.
  • ISSN: 2764-5959 (Online); ISSN: 2764-5967 (Print)
  • Universal Decimal Classification (UDC): 001
  • Review Process: Double-Blind Peer-Review
  • Accessibility: Platinum Open Access, NO-APCs.
  • Digital preservation: Portico
  • Frequency of Publication: biannual [2 issues per year]. Journal publication schedule
  • DOI: 10.48141/2764-5959
  • Website: https://www.sjofsciences.com/
  • Country: BRAZIL
  • Publisher: Araucária - Scientific Association.
  • Language of Publication: ENGLISH / PORTUGUESE*
  • *Year that the Journal started accepting manuscripts in Portuguese: 2020
  • First issue year: 1993
  • Free full text: Yes
  • Indexed in: Index Copernicus; Latindex, and I2OR.
  • Formerly known as the Southern Brazilian Journal of Chemistry (1993 to 2021).
  • Former ISSN: 2674-6891 (Online); Former ISSN: 0104-5431 (Print).
  • Website last update: 06/07/2025.

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ADSORPTION STUDIES OF ZINC, COPPER, AND LEAD IONS FROM PHARMACEUTICAL WASTEWATER ONTO SILVER-MODIFIED CLAY ADSORBENT

Background: Industrial wastewater contains pollutants that are detrimental to human health in varied proportions. Among the pollutants are heavy metals, including Zn2+, Pb2+, and Cu2+ found in a characterized pharmaceutical wastewater. Several techniques have been proposed for the heavy metal sequester. However, they are with attendant challenges. The adsorption techniques using clay-metal oxide modified adsorbent/composite such as silver-clay adsorbent is considered suitable for an effective sequestering process. Aims: To develop and characterize Ag/clay adsorbent for pharmaceutical wastewater treatment. Methods: The Ag nanoparticles were synthesized using Parkia biglobossa aqueous leaves extract in an optimization study. The raw clay was beneficiated and doped with silver nanoparticles via the wet impregnation method. The silver-clay adsorbent was characterized using FTIR, XRD, SEM, and EDS characterization tools. The developed adsorbent was used for the batch adsorption process of the heavy metal ion removal from the wastewater. Results and Discussion: The phytochemical analysis and FTIR results of the P. biglobosa showed that the leaf contains phenol, tannin, and flavonoids which acts as reducing, capping, and stabilizing agent required for synthesizing the silver nanoparticles. The prepared silver nanoparticles modified clay adsorbent Ag/clay, have evenly distributed stacks of pseudo-hexagonal plates, are rich in silica, possess silver nanoparticles in the frameworks, and contain functional groups suitable for binding heavy metals. The adsorptions of Zn2+, Pb2+, and Cu2+ from pharmaceutical wastewater onto the silver-modified clay were studied as a function of adsorbent dosage and contact time. The percentage removal results obtained showed that the adsorbent had up to 99.96%, 99.5%, and 99.44% removal efficiency for Zn2+, Pb2+, and Cu2+, respectively, which are better compared with previous studies. The adsorption process was feasible, spontaneous, and exothermic, with Langmuir and Pseudo-second-order models as best fits for the process. Conclusions: The adsorption of selected heavy metal ions onto the green synthesized silver-modified clay adsorbent (Ag/clay) was feasible, spontaneous, and exothermic in the order Zn2+>Pb2+>Cu2+ with Langmuir and Pseudo-second-order model best fitted for the process. These show that the synthesized silver oxide nanoparticles supported on local clay can be used as a potentially low-cost adsorbent to remove heavy metal ions from industrial wastewater.
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REVIEW AND STUDY OF METAL COMPLEXES WITH ANTIFUNGAL POTENTIAL AGAINST Candida albicans STRAINS

Background: Candidiasis, caused mainly by Candida albicans yeast, is a pathology that affects a significant amount of people in the world, mainly women, thus being a public health issue. In addition, clinical practice has found it difficult to treat candidiasis for two reasons: the multidrug resistance associated with the exacerbated use of available drugs and the high number of side effects caused by current antifungal drugs. In this scenario, this work is a literature review on the antifungal activity of metal complexes against C. albicans since they are extensively studied for their varied applications in health sciences, as an object of study in the area of inorganic chemistry, in the subareas of bioinorganic chemistry and pharmaceutical chemistry. Aim: The present work consists of a literature review in electronic databases on the potential antifungal action against Candida albicans presented by metal complexes. Methods: Data was collected using the Capes, PubMed, Cochrane Reviews and Virtual Health Library (BVS) databases. Results: The results obtained through bibliographic surveys show the importance of studies of metal complexes against the strain of C. albicans, which have promising inhibitory activities and in some cases, with Minimum Inhibitory Concentration (MIC) values lower than 20µg/mL Discussion: The results obtained through bibliographic surveys show the importance of studies of metal complexes against the strain of C. albicans, which have promising inhibitory activities, and in some cases, with Minimum Inhibitory Concentration (MIC) values lower than 20µg/mL. Conclusion: Highlighting the activity performed by ruthenium complexes and Schiff bases when coordinated to metallic ions arouses great interest in a future study of a complex of this metal with a Schiff base in its coordination site.
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TYPE 2 DIABETES MELLITUS EFFECTS ON SEMEN PARAMETERS AND SEMINAL PLASMA

Background: Diabetes Type 2 is a complex disorder described by an imbalance between insulin resistance and secretion that induce liver glucose output. It has been shown that serum insulin levels are affected by a sperm plasma membrane and acrosome. Therefore, during insulin resistance spermatogenesis changes, diabetic patients detect testicular changes. Aims: This research aims to know the effect of diabetic type 2 on some aspects of fertility in men by studying the characteristics of the semen and some biochemical parameters in seminal plasma. Methods: This study was achieved at the Center for Endocrinology and Diabetes Specialists in Maysan province from February to November 2018 and included 45 men (30 diabetic and 15 healthy in the control group) aged 30 to 59 years. The patients were divided according to age into two groups, the first (30-39) and second (40-59) years, also divided by the duration of diabetes into two groups, the first (1-5) and second (6-10) year. Results: The pH of semen in the second age group (40-49 years) group and first duration (1-5 years) group were significantly decreased (P <0.05) in diabetes compared with the control group. Volume and viscosity did not have significant differences in patients compared to the control following the age and duration of diabetes. Liquefaction only in the first age (30-39 years) group significantly increased (P <0.05) compared to the control. The concentration of sperm, progressive motility, non-progressive and normal morphology decreased (P <0.05) significantly. While the sluggish, dead, and abnormal morphology significantly increased (P <0.05) in all diabetes groups compared with the control. The fructose and alkaline phosphatase values in the seminal plasma were not differing significantly in patients compared with the control. Zinc and glutathione values decreased significantly (P <0.05) compared with control in each age and duration of diabetes. Discussion: Insulin stimulates the Ledying cell function, defect insulin effect on spermatogenesis. Impaired sperm motility in a patient with D.M. might be attributed to many reasons, such as increased ROS level, altered mitochondria DNA, and decreased epididymal products. Conclusion: our measurement indicates that there is an effect of type 2 diabetes mellitus on semen parameters and seminal plasma biochemical parameters.
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SOUTHERN JOURNAL OF SCIENCES

The SOUTHERN JOURNAL OF SCIENCES publishes articles in Chemistry, Physics, Mathematics, Biology, Pharmacy, Medicine, Engineering, Industrial Science, Agriculture, and related interdisciplinary areas and is intended to fill a gap in terms of scientific information worldwide. All manuscripts can be published either in English or Portuguese, with tile, abstracts, and keywords in English. At present, there are NO PUBLICATION FEES. Editors will cover web hosting, open access, DOI number, and other service costs.

We have set high standards for the articles to be published by ensuring strong but fair refereeing by at least two reviewers. We hope that this Journal will provide a forum for disseminating high-quality research in chemistry and related areas and are open to any questions and suggestions. Starting in 2020, the SOUTHERN JOURNAL OF SCIENCES will have two issues per year (June and December).

Thank you very much for choosing the SOUTHERN JOURNAL OF SCIENCES to publish your paper!
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