Publications by authors named "Sakalar C"

Article Synopsis
  • - Ovarian cancer is typically diagnosed at advanced stages, and monoclonal antibodies (MAbs) targeting specific antigens are being utilized in treatment, with a focus on the Anti-Müllerian hormone receptor type 2 (AMHR2) as a potential therapeutic target.
  • - Researchers analyzed the 3D structure of AMHR2 and identified three peptide sequences (Peptides 1, 7, and 11) to produce monoclonal antibodies, generating six antibody clones with different affinities for these peptides.
  • - Among the produced MAbs, the P3B1 clone demonstrated significant cytotoxicity against SKOV-3 ovarian cancer cells, and its variable regions were sequenced for future development as a
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Background: The severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) caused a global pandemic mainly through air transmission. Novel variants are emerging and thus innovative methods of air disinfection still warrant exploration. Essential oils with virucidal properties may be an alternative to known air disinfectants.

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Article Synopsis
  • The study investigates how high temperatures can inactivate SARS-CoV-2 in the air, which is important for preventing its spread, especially in enclosed spaces.
  • An electric heater was used to expose aerosolized virus samples to air heated to either 150 °C or 220 °C for a very short duration of 1.44 seconds.
  • Results showed that heating the air reduced the viability of the virus by 99.900% at 150 °C and 99.999% at 220 °C, indicating that high heat can effectively lower the concentration of SARS-CoV-2 rapidly.
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Background: The number of cancer cases around the world has increased according to the World Health Organization (WHO) reports, nearly 14 million new cases and 8.2 million cancer associated mortalities have been reported in 2012. Chemotherapeutic resistance is a major problematic issue in the management of patients with breast tumor.

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Anti-Müllerian hormone receptor, type II (AMHR2), is a differentiation protein expressed in 90% of primary epithelial ovarian carcinomas (EOCs), the most deadly gynecologic malignancy. We propose that AMHR2 may serve as a useful target for vaccination against EOC. To this end, we generated the recombinant 399-amino acid cytoplasmic domain of mouse AMHR2 (AMHR2-CD) and tested its efficacy as a vaccine target in inhibiting growth of the ID8 transplantable EOC cell line in C57BL/6 mice and in preventing growth of autochthonous EOCs that occur spontaneously in transgenic mice.

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Rationale: Organ- or tissue-specific antigens produced by normal tissue or by cancer cells could be used in cancer immunotherapy, to target the tumor. In our previous study, we induced T-cell-mediated, bladder-specific autoimmunity by targeting the bladder-specific protein Uroplakin 3A (UPK3A). UPK3A is a well-chosen target for developing an autoimmune response against bladder cancer since the antigen is also expressed in bladder tumors.

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Thymoquinone (TQ) is the active ingredient of Nigella sativa which has a therapeutic potential in cancer therapy and prevention. In this study, TQ has been shown to induce specific cytotoxicity and apoptosis and to inhibit wound healing in triple-negative breast cancer cell line. TQ also inhibited cancer growth in a mouse tumor model.

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Tumour microenvironment is a key factor for cancer growth and metastasis. Tumour surrounding tissue is known to include high number of mesenchymal stem cells which have been thought to have a role in regulating cancer cell behaviour via paracrine signalling. Therefore, modulating human mesenchymal stem cell (hMSC) secretome is highly significant for controlling and treating disease.

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Aim: This study was to determine the virulence encoding genes, and the antibiotic resistance patterns of the Staphylococcus aureus isolates, which were isolated from the nasal samples of chest clinic patients.

Materials And Methods: The nasal samples of the in-patients (431) and out-patients (1857) in Kayseri Training and Research Hospital's Chest Clinic, Kayseri, Turkey, were cultured on CHROMagar (Biolife, Italiana) S. aureus, and subcultured on sheep blood agar for the isolation of S.

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Myrtucommulone-A is the active compound derived from Myrtus communis. The molecular targets of myrtucommulone-A is widely unknown, which impedes its potential therapeutic use. In this study, we demonstrated the cytotoxicity of MC-A and its potential to induce apoptosis in cancer cells.

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Introduction: Ghrelin is a hormone which has effects on the secretion of growth hormone, gastrointestinal system, cardiovascular system, cell proliferation and reproductive system. The present study we focused on the relation between ghrelin and GHS-R1a gene expression and the regulation of their expression in the testes of diabetic rats.

Material And Methods: 40 male Wistar albino rats were divided into four groups: control, and sampled 4, 8 and 12 weeks after induction of diabetes by streptozotocin (STZ) intraperitoneal injection (40 mg/kg).

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Background/aim: To develop a novel polymerase chain reaction-restriction fragment length polymorphism (PCR-RFLP) protocol using a new genomic marker sequence and a novel set of restriction enzymes in order to detect and discriminate 2 Echinococcus species, E. granulosus and E. multilocularis, found in formalin-fixed paraffin-embedded (FFPE) human tissues.

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Introduction: The role of hyaluronan (HA) was previously demonstrated in patients with idiopathic pulmonary arterial hypertension (PAH). Mitral stenosis (MS) and pulmonary arterial thromboembolism (PTE) are important health problems that can cause pulmonovascular pathology. Pulmonary arterial hypertension develops especially in untreated patients with severe MS and most of patients with PTE.

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The pathophysiology of interstitial cystitis/painful bladder syndrome (IC/PBS) is enigmatic. Autoimmunity and impaired urothelium might lead the underlying pathology. A major shortcoming in IC/PBS research has been the lack of an appropriate animal model.

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Thymoquinone (TQ) is the active ingredient extracted from the essential oil of Nigella sativa. A number of studies implicated TQ as an antitumor agent. In this study, cytotoxic effects of the oil of N.

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Single Nucleotide Polymorphisms (SNPs) can genetically predispose individuals for certain diseases and therefore are of clinical significance. Myocardial infarction (MI) was investigated in large genetic association studies revealing novel SNPs associated with MI. rs4977574 is a non-protein coding SNP (A>G) that is located in proximity of cyclin-dependent kinase inhibitor 2A and B genes on chromosome 9p21.

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Objective: Different sub-types or genetic variations of Blastocystis sp. are thought to play a role in the differential symptoms caused by the parasite or asymptomatic cases. In this study, it was aimed to clone a fragment of SSUrDNA gene of Blastocystis from a patient in order to define its phylogenetic subtype.

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The pathophysiology of chronic prostatitis/chronic pelvic pain syndrome (CP/CPPS) is poorly understood. Inflammatory and autoimmune mechanisms may play a role. We developed a murine model of experimental autoimmune prostatitis (EAP) that mimics the human phenotype of CP/CPPS.

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Article Synopsis
  • * After inducing EAE, the study measured bladder tissue changes and gene expression linked to tissue remodeling and fibrosis over a 70-day period.
  • * Results indicated that EAE severity correlates with increased bladder weight, tissue hypertrophy, and enhanced expression of connective tissue growth factors, while decreasing smooth muscle-related mRNAs.
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Mastitis is a substantial clinical problem in lactating women that may result in severe pain and abrupt termination of breastfeeding, thereby predisposing infants to long-term health risks. Many cases of mastitis involve no known infectious agent and may fundamentally be due to autoimmune-mediated inflammation of the breast. Herein, we develop a murine model of autoimmune mastitis and provide a detailed characterization of its resulting phenotype of breast failure and lactation insufficiency.

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Background: The pathophysiology of interstitial cystitis (IC) is unknown. Deficits in urothelial cell layers and autoimmune mechanisms may play a role.

Objective: To examine whether immunization of mice with recombinant mouse uroplakin II (rmUPK2), a bladder-specific protein, would provoke an autoimmune response sufficient to create an IC phenotype.

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Eukaryotic genomes are repetitively packaged into chromatin by nucleosomes, however they are regulated by the differences between nucleosomes, which establish various chromatin states. Local chromatin cues direct the inheritance and propagation of chromatin status via self-reinforcing epigenetic mechanisms. Replication-independent histone exchange could potentially perturb chromatin status if histone exchange chaperones, such as Swr1C, loaded histone variants into wrong sites.

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Background: Understanding the design logic of living systems requires the understanding and comparison of proteomes. Proteomes define the commonalities between organisms more precisely than genomic sequences. Because uncertainties remain regarding the accuracy of proteomic data, several issues need to be resolved before comparative proteomics can be fruitful.

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