280 results match your criteria: "Medical Research and Clinical Studies Institute[Affiliation]"

Palmar hyperhidrosis is common condition that is challenging to treat. Nonsurgical treatments include topical antiperspirants, iontophoresis, anticholinergic drugs and botulinum toxin injections. To evaluate the safety and efficacy of ablative fractional laser therapy, combined with topically applied botulinum toxin versus its injection for the treatment of hyperhidrosis.

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The main goal of the current study is to estimate the in vivo anti-inflammatory/antioxidant ability of four selected pharmaceutical compounds: bisoprolol (Biso), piracetam (Pirc), clopidogrel (Clop), and cinnarizine (Cinna). Indomethacin (Indo) was used as a reference drug to perform a realistic comparison between the four compounds and the Indo in vivo through tracking PI3K/AKT signaling and computational chemistry via density functional theory (DFT) modeling to analyze the electrostatic potential across the molecule and provide insight into the regions for receptor binding of the studied compounds. To achieve the safe dose of these compounds, cytotoxicity was performed against isolated adipose tissue-derived mesenchymal stem cells (ADMSCs) using MTT assay.

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It is crucial to develop new tactics to prevent ovarian tissue damage in women whose reproductive toxicity is caused by chemotherapy. The present investigation was performed to assess the protective effects of Moringa oleifera (M. oleifera) leaf extract on cyclophosphamide (CP)-induced ovarian damage and reproductive dysfunction.

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Serious neurological disorders were associated with cadmium toxicity. Hence, this research aimed to investigate the potential neuroprotective impacts of the ethanolic extracts of Citrus aurantium unripe fruits and leaves (CAF and CAL, respectively) at doses 100 and 200 mg/kg against cadmium chloride-provoked brain dysfunction in rats for 30 consecutive days. HPLC for natural pigment content revealed that CAF implied higher contents of Chlorophyll B, while the CAL has a high yield of chlorophyll A and total carotenoid.

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alleviates experimentally acetic acid- induced ulcerative colitis in rats: targeting CB1/SIRT/MAPK signaling pathways.

Immunopharmacol Immunotoxicol

February 2025

Pharmacology Department, Medical Research and Clinical Studies Institute, National Research Center, Cairo, Egypt.

Background: Ulcerative colitis (UC) is a frequent inflammatory bowel disease (IBD) that causes long-lasting inflammation in the innermost lining of the rectum and colon.

Objective: The aim of this study was to evaluate the therapeutic effect of () on the amelioration of acetic acid-induced colitis in rats.

Materials And Methods: Group 1: normal control group was intrarectally administered saline solution (0.

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Leprosy is a chronic infectious disease which mainly affects the skin, nasal mucosa, and peripheral nerves. The aim of this study was to compare between the efficacies of serum anti-phenolic glycolipid 1 (APGL-I) level versus slit skin smear (SSS) in diagnosis of leprosy. This study involved 58 leprosy cases who were clinically examined, slit-skin smears were taken from all at diagnosis from four sites and APGL-I levels were seroassayed using ELISA.

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Mesoporous Lanthanum-Doped Magnesium Phosphate Nanopowders Promote Healing of Critical-Size Bone Defects: An In Vivo Study.

J Biomed Mater Res B Appl Biomater

January 2025

Refractories, Ceramics and Building Materials Department, Advanced Materials Technology and Mineral Resources Research Institute, National Research Centre, Cairo, Egypt.

Treating severe bone deformities and abnormalities continues to be a major clinical hurdle, necessitating the adoption of suitable materials that can actively stimulate bone regeneration. Magnesium phosphate (MP) is a material that has the ability to stimulate the growth of bones. The current study involved the synthesis of mesoporous MP and lanthanum (La)-doped nanopowders using a chemical precipitation approach.

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Doxorubicin (DOX) is a cytotoxic anthracycline used to treat a variety of cancers. Cardiotoxicity, hepatotoxicity, and nephrotoxicity are adverse effects of DOX, that limit prognosis. The study aims to determine if diosmin (DIOS) and coenzyme Q10 (CoQ10) alone or in combination protect rats against DOX-induced liver and kidney damage.

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Background: Plastic products use phthalate to enhance their flexibility, transparency, and stability, while behenic acid is a carboxylic acid with antioxidant activity.

Objectives: This study evaluates whether behenic acid can protect the testosterone cycle and prevent the sperm apoptosis and protein loss in phthalate-treated male rats.

Methods: There were 36 male albino rats in all, divided into six equal sets of six rats each: control, behenic acid (13 g/kg), behenic acid (26 g/kg), diethyl phthalate (10 mg/kg), behenic acid (13 g/kg) + diethyl phthalate (10 mg/kg), and behenic acid (26 g/kg) + diethyl phthalate (10 mg/kg)-treated groups.

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Bioactive Potential of Chitosan-Oleic Acid Nanoparticles Loaded with Lemon Peel Essential Oil for Topical Treatment of Vulvovaginal Candidiasis.

Molecules

December 2024

CBQF-Centro de Biotecnologia e Química Fina, Laboratório Associado, Escola Superior de Biotecnologia, Universidade Católica Portuguesa, Rua Diogo Botelho 1327, 4169-005 Porto, Portugal.

The rising incidence of vulvovaginal candidiasis (VVC) has been leading to the development of alternative antifungal therapies. This study aimed to develop a topical chitosan-oleic acid nanoparticle (CH-OA-NP) cream loaded with lemon peel essential oil (LPEO) for VVC treatment. The characterization of the optimal nanoparticle formulation (F4: 10 g/L CH, 2:1 OA/LPEO ratio) showed high encapsulation efficiency, stability, and controlled release.

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Background: Psoriasis is a common chronic systemic disease affecting the skin, nails, and joints. Nails are commonly associated with a greater severity of the disease. Radiofrequency (RF) is a nonionizing radiation that provides energy originating from electric current to generate heat inside the dermis with anti-inflammatory effects.

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Background: Chronic kidney disease (CKD) is a chief worldwide health concern that has a substantial financial impact on health systems, high rates of mortality and morbidity as well as cardiovascular disease (CVD) is a major cause of mortality in this population. Adropin is a unique hormone encoded by the energy homeostasis-associated (Enho) gene.

Aim Of The Work: We aimed to explore the efficacy of adropin as a diagnostic candidate biomarker for CVD in patients with CKD.

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Smart hydrogels for rapid wound repair: Chitosan-PVP matrices empowered by bimetallic MOF nanocages.

Int J Biol Macromol

December 2024

Refractories, Ceramics and Building Materials Department, Advanced Materials Technology and Mineral Resources Research Institute, National Research Centre, 33 El Bohouth St., Dokki, PO Box 12622, Cairo, Egypt. Electronic address:

Article Synopsis
  • Sustainable hydrogel dressings were created using chitosan and polyvinyl pyrrolidone and enhanced with zinc or zinc-silver nanocages for wound healing.
  • The dressings demonstrated excellent antibacterial and antifungal properties, promoting a moisture-balanced environment that supports rapid healing.
  • Testing showed that these dressings are safe for skin cells and led to significant healing (up to 69% in 7 days) through reduced inflammation and enhanced cell growth factors.
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Hepatocellular carcinoma (HCC) is the third most common cause of cancer death and disability in the world. Citrus species and their constituents have many biological activities including antioxidant, anti-inflammatory and anti-carcinogenic properties. This study aimed to assess the anti-carcinogenic effects and postulate the possible mechanisms of action for Citrus limon fruit peel hydroethanolic extract (CLFPHE) and limonene in diethylnitrosamine (DEN)/2-acetylaminofluorene (2AAF)-induced HCC in male Wistar rats.

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The Preventive Effect of Zinc Sulfate against Olanzapine-Induced Testicular Toxicity in Male Rats.

Biol Trace Elem Res

December 2024

Institute of Specific Prophylaxis and Tropical Medicine [ISPTM], Center for Pathophysiology, Infectiology and Immunology [CePII], Ocular Immunology & Infectiology, Medical University of Vienna, Vienna, Austria.

Male infertility is a complex and multifactorial clinical condition affecting a large population attributed to several factors, including perturbation in oxidative stress and the level of essential trace elements. Oxidative stress exerts multiple issues related to reproductive health, including male infertility, decreased sperm motility, sperm DNA damage, and an increased susceptibility to genetic disorders. Besides chemical toxins and food allergens in junk food items, many drugs can also lead to male infertility.

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Head and neck squamous cell carcinoma (HNSCC) remains a challenging malignancy due to its high rates of recurrence, metastasis, and resistance to conventional therapies. microRNA-200c (miRNA-200c) has emerged as a critical tumor suppressor in HNSCC, with the potential to inhibit epithelial-mesenchymal transition (EMT), which is considered as a key process in cancer metastasis and progression. Interestingly, there are also controversial findings in HNSCC characterizing miRNA-200c as oncogenic factor.

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Breast cancer is a heterogeneous disease and is one of the most prevalent cancers in women. Triple-negative breast cancer (TNBC) is a relatively aggressive subtype of breast cancer, which is difficult to treat. Glycoprotein nonmetastatic melanoma protein B (GPNMB) is a type I transmembrane protein that is overexpressed in various types of cancers, including breast cancer, especially TNBC.

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This study end to develop nanoemulsions of Panax ginseng dry extract and to evaluate the potential impact of these nanoemulsions versus free Panax ginseng dry extract and Vit.E in recovering male infertility induced in rats. Nanoemulsions of Panax ginseng dry extract were prepared by oil in water method.

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This study evaluated the beneficial effects of chrysin against cyclophosphamide (CP)-induced testicular toxicity in rats across several parameters, including hormones, oxidative stress, inflammation, apoptosis, and protein expression. Rats were pretreated with oral doses of chrysin at 25, 50, or 100 mg/kg daily for 7 days. On the 8th day, all groups except controls received CP (200 mg/kg) injection.

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Objectives: Obesity in children with Down syndrome (DS) has negative implications for behavior. The aim was to assess the influence of weight reduction by diet modification with and without physical therapy sessions on adaptive behavior and some biochemical measures in children with DS with obesity.

Methods: The study included 100 children with DS (56 males, 44 females; age range: 6-9 (8.

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Berberine-loaded iron oxide nanoparticles alleviate cuprizone-induced astrocytic reactivity in a rat model of multiple sclerosis.

Biometals

November 2024

Refractories, Ceramics and Building Materials Department, Advanced Materials, Technology and Mineral Resources Research Institute, National Research Centre, 33 El Bohouth St., Dokki, PO Box 12622, Cairo, Egypt.

Berberine (BBN) is a naturally occurring alkaloid as a secondary metabolite in many plants and exhibits several benefits including neuroprotective activities. However, data on the neuromodulating potential of nanoformulated BBN are still lacking. In the present study, BBN loaded within iron oxide nanoparticles (BBN-IONP) were prepared and characterized by transmission electron microscopy FTIR, X-ray photoelectron spectroscopy particle-size distribution, zeta potential, and HPLC.

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Colorectal cancer (CRC) continues to be a significant health challenge, necessitating the development of efficient therapeutic strategies. Drug repurposing, which involves the use of existing medications for new purposes, presents a promising opportunity. Metformin, a widely used antidiabetic drug, has demonstrated potential anticancer effects.

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This study presents fabrication and characterization of novel chamomile essential oil (CMO)/gallic acid-stabilized silver nanoparticles (gallic acid-nanosilver, GNS), embedded into polylactic acid (PLA)-based hybrid bilayer nanofibers (NFs). Where CMO was impregnated into polyvinyl alcohol (PVA)-polyethylene glycol (PEG) solution and electrospun simultaneously with PLA to obtain PLA/PVA-PEG-CMO NFs (PLA/CMO A2). Meanwhile, GNS were added to PVA-PEG-CMO and electrospun to obtain PLA/PVA-PEG-CMO-GNS NFs (PLA/CMO-GNS A3).

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