Publications by authors named "Manal Mostafa"

Efficient strategies are required in sweet cherry fruits to control the spotted wing drosophila (SWD), , due to its adverse economic effect on farmers. Cold storage (CS) and storage with elevated carbon dioxide (CO) are environmentally safe approaches for the pest control of stored fresh fruit. These strategies are effective in controlling a wide variety of insect species, without allowing toxic compounds to accumulate.

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Background: Hepatitis C Virus (HCV) continues to be a burden to the Egyptian population and its economy. Despite all efforts, the prevalence of infection continues to be one of the highest in the world. The high national prevalence has been attributed to unintentional, nosocomial spread during an anti-schistosomiasis campaign conducted in the 1970's, but that does not fully explain the persistent infection rates.

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Background: Infectious diseases are a leading cause of morbidity among travelers to resource-limited regions and primary prevention is a cornerstone to risk reduction. Chemoprophylaxis has been successfully utilized for specific diseases.

Methods: We assessed self-reported compliance to daily chemoprophylaxis among deployed US military personnel.

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Background: Infectious travelers' diarrhea (TD) is a well-appreciated problem among service members serving abroad, particularly where infrastructure is limited due to ongoing combat operations, and efforts at sanitation and hygiene may not be considered an immediate priority. Bacterial and viral causes of travelers' diarrhea are well-described among deployed service members, however, gastrointestinal protozoan infections among deployed service members are less well documented. This study's purpose was to identify potential risk factors for, and clinical presentations of, enteric protozoan infections in an active duty military population deployed to combat operations in the Southwest Asia.

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A total of 220 enteroadherent Escherichia coli were identified from 729 Egyptian children with diarrhea using the HEp-2 adherence assay. Enteropathogenic E.coli (EPEC = 38) was common among children <6 months old and provoked vomiting, while diffuse-adhering E.

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Objective: This study assessed the efficacy of education and self-treatment with loperamide on diarrhea morbidity and healthcare utilization in a deployed military setting.

Method: In this prospective, controlled study, volunteers from military personnel deployed to Incirlik Air Base received either travelers' diarrhea education (non-loperamide group) or education plus a supply of loperamide (loperamide group). Volunteers were surveyed to determine frequency and outcomes of diarrheal illness.

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Two new flavonol glycosides, isorhamnetin 3-O-β-glucopyranoside-4'-O-β-xylopyranoside (1) and kaempferol 3-O-β-glucopyranoside -4'-O-β-xylopyranoside (2), were isolated from the defatted aqueous methanol extract of the whole plant Diplotaxis harra along with 12 known flavonols (3-14). They were characterised by chemical and spectral methods. The 70% aqueous methanol, chloroform and defatted aqueous methanol plant extracts exhibited significant antioxidant effects (nitroblue tetrazolium reduction method).

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Though no avian influenza vaccine currently exists, development efforts have increased. Given recent reports of suboptimal vaccination rates among US military personnel, we sought to assess factors associated with a willingness to receive a hypothetical avian influenza vaccine. A self-administered questionnaire was completed by US military personnel during mid-deployment to Iraq, Afghanistan, and surrounding regions.

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Introduction: We aimed to identify potential risk factors for intussusception (ISS) among children presenting to two pediatric hospitals in Egypt.

Methodology: In this case-control study,  enrolled children < 3 years old with ISS (confirmed radiologically and/or surgically) were  matched by age and gender to controls admitted with acute non-abdominal surgical illnesses. Stool samples were collected and tested for various enteric bacteria, rotavirus, enteric adenoviruses (EA, 40 and 41) and astroviruses using commercially available ELISA diagnostic kits.

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The present study demonstrates that multiple NoV genotypes belonging to genogroup II contributed to an acute gastroenteritis outbreak at a US military facility in Turkey that was associated with significant negative operational impact. Norovirus (NoV) is an important pathogen associated with acute gastroenteritis among military populations. We describe the genotypes of NoV outbreak occurred at a United States military facility in Turkey.

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Background: Uterine receptivity and implantation are complex processes requiring coordinated expression of molecules by zygote and uterus. Our objective was to evaluate the role of the endometrial expression of leukemia inhibitory factor (LIF) and its glycoprotein 130 (gp130) receptor molecules and their secretion in uterine flushing during the window of implantation in cases of primary unexplained infertility

Case Presentation: The study was conducted on 25 infertile women with unexplained infertility for at least two years and 10 normal fertile women as a control group . Endometrial tissue and uterine flushing were obtained.

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Background: Epidural analgesia is claimed to result in prolonged labor. Previous studies have assessed epidural analgesia vs systemic opioids rather than to parturients receiving no analgesia. This study aimed to evaluate the effect of epidural analgesia on labor duration compared with parturients devoid of analgesia.

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The incidence of skin and soft tissue infections has steadily increased over the past decade, and military populations, particularly recruits, have been affected. However, the epidemiology of skin and soft tissue infections in deployed personnel has not previously been described. We conducted a cross-sectional study of United States military personnel in mid-deployment using self-reported questionnaire data containing 11 demographic questions and 20 questions related to skin and soft tissue infections.

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Background: Vaccination programs have significantly reduced the incidence of numerous infectious diseases; however, public attitudes toward immunization oftentimes remain contentious. Concerns over vaccine safety and effectiveness, compounded with reduced perceived risk of disease, influence decision making and frequently override public health recommendations. Although vaccinations are compulsory for US military personnel, their concerns mirror the general population, resulting in sub-optimal coverage.

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Background: Infectious diarrhea is an important problem among travelers and deployed US military overseas causing substantial morbidity due to acute illness and may result in burdensome postinfectious sequelae.

Methods: The nonsystemic antibiotic rifaximin was evaluated for prevention of travelers' diarrhea (TD) in a US military and civilian adult beneficiary population in a randomized, double-blind, placebo-controlled clinical trial. In all, 100 volunteers deployed to Incirlik Air Base, Turkey, received rifaximin 1,100 mg once daily or placebo for 2 weeks, and participants were followed daily for 2 weeks.

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Background: Although lidocaine is a cheap and globally available local anesthetic, yet it is not a popular drug for labor analgesia. This is claimed to its higher intensity of motor block, possibility of transient neurological symptoms (TNS) and its placental transfer with probable drawbacks on fetal well-being. However, these effects could be concentration dependent and, the evidence linking them to lidocaine is still lacking.

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Background: Making efforts to decrease maternal mortality rate is a moral, economic and human rights related issue. This issue could not be handled without investigation of maternal mortality related factors. The role of anesthesia in maternal mortality in developing countries is obscure.

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Objectives: To evaluate the evolutional changes in disease and nonbattle injury in a long-term deployment setting, we investigated trends of selected disease and nonbattle injury (NBI) incidence among US military personnel deployed in ongoing military operations in Southwest Asia and the Middle East.

Methods: Participants completed an anonymous questionnaire concerning diarrhea, acute respiratory illness (ARI), and NBIs. We compared incidence, morbidity, and risk associations of disease and NBI incidence with historical data.

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Asthma is a chronic inflammatory disease of the lung. Although it is multifactorial in origin, the inflammatory process is believed to be a result of inappropriate immune responses to common aeroallergens in genetically susceptible individuals. As such, it has been reported that Th2 cytokines play a pivotal role in the pathogenesis of disease.

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