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  1. No Access

    Article

    Self-assembling Organogels Loaded with Tenoxicam for Local Intensive Pain and Inflammation Cure: In Vitro and In Vivo Correlation

    Due to tenoxicam (TX)’s poor aqueous solubility (0.072 mg/ml), it is poorly absorbable in the GIT, and the long-term oral administration of TX may cause severe GIT disturbances. Topical administration of TX ca...

    Shaaban K. Osman, Taher M. Yassin, Arafat Abdelzaher, Fatma Ahmed in AAPS PharmSciTech (2024)

  2. No Access

    Article

    A Novel Approach for the Availability and Ocular Delivery of Tenoxicam Potassium: Synthesis, Characterization, and In Vivo Application

    Tenoxicam (TX) is a non-steroidal anti-inflammatory agent that can be used to control pain in various ophthalmic lesions like cataracts, refractive surgery, and corneal abrasion. TX has a very slightly aqueous...

    Shaaban K. Osman, Taher M. Yassin, Ahmed M. Mohammed in AAPS PharmSciTech (2023)

  3. No Access

    Article

    Cyclodextrin/Adamantane-Grafted Polyethylene Glycol–Based Self-assembling Constructs for Topical Delivery of Ketorolac Tromethamine: Formulation, Characterization, and In Vivo Studies

    Topical formulation of non-steroidal anti-inflammatory drugs (NSAIDs) exhibits many advantages over the oral administration route, such as avoiding the direct effect on GIT and avoiding the poor oral bioavaila...

    Ahmed A. H. Abdellatif, Ahmed M. Mohammed, Gamal Zayed in AAPS PharmSciTech (2022)

  4. No Access

    Chapter

    Inflammation

    Inflammation was described as early as 4000 BC in an Egyptian papyrus and is still a common problem despite continuous advancements in prevention and treatment methods. Over the years new strains of microorgan...

    Abdelhamid H. Elgazzar, Ahmed M. Mohammed in The Pathophysiologic Basis of Nuclear Medicine (2022)

  5. Article

    Open Access

    In Vitro Release of 5-Fluorouracil and Methotrexate from Different Thermosensitive Chitosan Hydrogel Systems

    5-Fluorouracil is a member of cytotoxic drugs with poor selectivity to cancer cells. Currently, systemic administration of this anti-cancer drug (oral or injection) exposes normal tissues to the drug-induced t...

    Ahmed M. Mohammed, Shaaban K. Osman, Khaled I. Saleh, Ahmed M. Samy in AAPS PharmSciTech (2020)

  6. Article

    Open Access

    Effect of altitude of coffee plants on the composition of fatty acids of green coffee beans

    The fatty acids of green coffee beans are one of the major components that determine the quality of coffee. Fatty acids composition of green coffee beans is affected by soil composition and altitude of coffee ...

    Girmay Tsegay, Mesfin Redi-Abshiro, Bhagwan Singh Chandravanshi in BMC Chemistry (2020)

  7. Article

    Open Access

    The effect of L-thyroxine hormone therapy on hearing loss in hypothyroid patients

    The aim of this work was to study whether or not the hearing loss encountered in some hypothyroid patients can be improved with L-thyroxine hormone therapy, as other symptoms of hypothyroidism.

    Mohammed M. Hussein, Samir I. Asal in The Egyptian Journal of Otolaryngology (2017)

  8. No Access

    Article

    Solvent Polarity and Excitation Wavelength Dependence of the Dual Fluorescence in N,N-Diethyl-4-Nitrosoaniline

    Dual fluorescence in N,N-Diethyl-4-nitrosoaniline (DENA) has been studied employing absorption, excitation and emission spectroscopic techniques and computational methods. The absorption and fluorescence spectra ...

    Nizamudin A. Hussien, Ahmed M. Mohammed, M. Tessema in Journal of Fluorescence (2012)

  9. No Access

    Article

    Excitation Wavelength Dependence of Dual Fluorescence of DMABN in Polar Solvents

    Steady-state absorption, fluorescence excitation and emission spectra of 4-(N,N-dimethylamino)benzonitrile (DMABN) have been measured at room temperature in cyclohexane, 1,4-dioxane, dichloromethane, and acetonit...

    Tesfay Atsbeha, Ahmed M. Mohammed, Mesfin Redi-Abshiro in Journal of Fluorescence (2010)

  10. Article

    Open Access

    An assessment of functioning and non-functioning distractors in multiple-choice questions: a descriptive analysis

    Four- or five-option multiple choice questions (MCQs) are the standard in health-science disciplines, both on certification-level examinations and on in-house developed tests. Previous research has shown, howe...

    Marie Tarrant, James Ware, Ahmed M Mohammed in BMC Medical Education (2009)

  11. No Access

    Article

    Regional cerebral blood flow in patients with sickle cell disease: study with single photon emission computed tomography

    Neurological complications have been reported in patients with sickle-cell disease (SCD) using positron emission tomography (PET), magnetic resonance imaging (MRI), and computed tomography (CT), but not with s...

    Fareeda A. Al-Kandari, Azu Owunwanne, Ghulam M. Syed in Annals of Nuclear Medicine (2007)