Publications by authors named "Omid Gholizadeh"

One of the most common bacteria that cause nosocomial infections is Klebsiella pneumonia (K. pneumoniae), especially in patients who are very sick and admitted to the intensive care unit (ICU). The frequency of multi-drug-resistant Klebsiella pneumoniae (MDRKP) has dramatically increased worldwide in recent decades, posing an urgent threat to public health.

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  • - The COVID-19 pandemic has prompted research into new drugs and treatments that focus on modifying the immune response to control inflammation, particularly through the endocannabinoid system and cannabinoids like Cannabidiol (CBD).
  • - High levels of inflammatory cytokines, especially IL-6, are linked to severe complications in COVID-19 patients, and cannabinoids may help reduce these cytokine storms by regulating immune cell activity.
  • - While CBD is considered safe and may benefit COVID-19 management, careful consideration of dosing, medication interactions, and side effects is necessary before use in clinical settings.
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  • Crimean-Congo hemorrhagic fever virus (CCHFV) is a tick-borne virus affecting regions in Asia, Europe, and Africa, with symptoms ranging from mild to fatal.
  • Various diagnostics for CCHFV include virus isolation, ELISA, and RT-PCR, but there is a need for faster and cheaper detection methods like biosensors.
  • The review covers current treatments, vaccine development, and innovations in diagnostics and therapeutics to enhance CCHF management and prepare for future outbreaks.
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Cervical cancer (CC) and other malignant malignancies are acknowledged to be primarily caused by persistent human papillomavirus (HPV) infection. Historically, vaccinations against viruses that produce neutralizing antibodies unique to the virus have been an affordable way to manage viral diseases. CC risk is decreased, but not eliminated, by HPV vaccinations.

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The human monkeypox virus (Mpox) is classified as a member of the Poxviridae family and belongs to the Orthopoxvirus genus. Mpox possesses double-stranded DNA, and there are two known genetic clades: those originating in West Africa and the Congo Basin, commonly known as Central African clades. Mpox may be treated with either the vaccinia vaccination or the therapeutics.

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  • - Chikungunya virus (CHIKV) is a mosquito-borne illness causing both acute and chronic pain, with millions of cases reported since 2004, particularly in the Indian Ocean and spreading to Europe, the Middle East, and the Pacific, highlighting the need for better diagnosis and control strategies.
  • - Current diagnostic methods rely on detecting CHIKV or viral RNA in blood samples but lack reliable commercially available tests, which is especially important in developing countries where a cost-effective and efficient solution is needed.
  • - Biosensors, particularly various types of nano-biosensors enhanced with nanomaterials like gold and silver nanoparticles, show promise for rapid and sensitive CHIKV detection, making them suitable for use in hospitals and clinics as
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Background: SARS-CoV-2 may affect vital organs. The present study investigated the histopathology of pulmonary and cardiac tissues with clinical correlation in deceased patients with COVID-19.

Methods: We obtained pulmonary and cardiac tissues from 30 deceased patients with COVID-19 in Tehran, Iran, from January to May 2021.

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Primary liver cancer, which is scientifically referred to as hepatocellular carcinoma (HCC), is a significant concern in the field of global health. It has been demonstrated that conventional chemotherapy, chemo-hormonal therapy, and conformal radiotherapy are ineffective against HCC. New therapeutic approaches are thus urgently required.

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  • NPC1, a protein involved in cholesterol transport, serves as an important receptor for various viruses, including filoviruses and hepatitis viruses, and is essential for cholesterol balance in cells.
  • Targeting NPC1 with specific inhibitors shows promise as a therapeutic strategy to combat viral infections, highlighting its dual role in both facilitating viral entry and maintaining cellular cholesterol homeostasis.
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Cholesterol is an essential component of mammalian cell membranes and a precursor for crucial signaling molecules. The brain contains the highest level of cholesterol in the body, and abnormal cholesterol metabolism links to many neurodegenerative disorders. The results indicate that faulty cholesterol metabolism is a common feature among people living with neurodegenerative conditions.

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Carcinoma of the lung is among the most common types of cancer globally. Concerning its histology, it is categorized as a non-small cell carcinoma (NSCLC) and a small cell cancer (SCLC) subtype. MicroRNAs (miRNAs) are a member of non-coding RNA whose nucleotides range from 19 to 25.

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According to a paper released and submitted to WHO by IARC scientists, there would be 905,700 new cases of liver cancer diagnosed globally in 2020, with 830,200 deaths expected as a direct result. Hepatitis B virus (HBV) hepatitis C virus (HCV), and hepatitis D virus (HDV) all play critical roles in the pathogenesis of hepatocellular carcinoma (HCC), despite the rising prevalence of HCC due to non-infectious causes. Liver cirrhosis and HCC are devastating consequences of HBV and HCV infections, which are widespread worldwide.

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Cancer Stem Cells (CSCs) are the main "seeds" for the initiation, growth, metastasis, and recurrence of tumors. According to many studies, several viral infections, including the human papillomaviruses, hepatitis B virus, Epstein-Barr virus, and hepatitis C virus, promote the aggressiveness of cancer by encouraging the development of CSC features. Therefore, a better method for the targeted elimination of CSCs and knowledge of their regulatory mechanisms in human carcinogenesis may lead to the development of a future tool for the management and treatment of cancer.

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Viral infections in humans are responsible for fatalities worldwide and contribute to the incidence of various human ailments. Controllable targeted medicine delivery against many illnesses, including viral infection, may be significantly aided by using bacteria and bacteria-derived products. They may accumulate in diseased tissues despite physical obstacles, where they can launch antiviral immunity.

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Cholesterol plays a significant role in stabilizing lipid or membrane rafts, which are specific cellular membrane structures. Cholesterol is involved in numerous cellular processes, including regulating virus entry into the host cell. Multiple viruses have been shown to rely on cholesterol for virus entry and/or morphogenesis.

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  • Periodontitis, a chronic inflammatory disease, leads to the deterioration of periodontal tissues due to harmful plaque biofilms, becoming a leading cause of adult tooth loss.
  • Traditional treatments like scaling and root planning improve conditions but sometimes leave behind persistent bacteria, prompting research into new treatment methods.
  • Metal nanoparticles (NPs) show promise as effective antibacterial agents and may offer alternative therapeutic options for periodontitis by inhibiting bacterial growth and reducing inflammation.
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The monkeypox virus (MPOX) is an uncommon zoonotic illness brought on by an orthopoxvirus (OPXV). MPOX can occur with symptoms similar to smallpox. Since April 25, 2023, 110 nations have reported 87,113 confirmed cases and 111 fatalities.

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Hematopoietic stem cells (HSCs) are known for their significant capability to reconstitute and preserve a functional hematopoietic system in long-term periods after transplantation into conditioned hosts. HSCs are thus crucial cellular targets for the continual repair of inherited hematologic, metabolic, and immunologic disorders. In addition, HSCs can undergo various fates, such as apoptosis, quiescence, migration, differentiation, and self-renewal.

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Bismuth (Bi) combinations have been utilized for the treatment of bacterial infections. In addition, these metal compounds are most frequently utilized for treating gastrointestinal diseases. Usually, Bi is found as bismuthinite (Bi sulfide), bismite (Bi oxide), and bismuthite (Bi carbonate).

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Chronic inflammatory gastrointestinal diseases such as Crohn's disease (CD) and ulcerative colitis (UC) are known as inflammatory bowel disorders (IBD). Patients with inflammatory bowel illnesses are more susceptible to viral infections. In people with IBD, viral infections have emerged as a significant issue.

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Aging is a biological process determined through time-related cellular and functional impairments, leading to a decreased standard of living for the organism. Recently, there has been an unprecedented advance in the aging investigation, especially the detection that the rate of senescence is at least somewhat regulated via evolutionarily preserved genetic pathways and biological processes. Hematopoietic stem cells (HSCs) maintain blood generation over the whole lifetime of an organism.

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Cholesterol plays critical functions in arranging the biophysical attributes of proteins and lipids in the plasma membrane. For various viruses, an association with cholesterol for virus entrance and/or morphogenesis has been demonstrated. Therefore, the lipid metabolic pathways and the combination of membranes could be targeted to selectively suppress the virus replication steps as a basis for antiviral treatment.

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