Mahmoud Ali

Fayoum University · Department of agriclture engeneering

Like many other Arab countries, the United Arab Emirates (UAE) has a relatively high prevalence of genetic disorders. Here we present the first review and analysis of all genetic disorders and gene variants reported in Emirati nationals and hosted on the Catalogue for Transmission Genetics in Arabs (CTGA), an open-access database hosting bibliograp...

Lebanon has a high annual incidence of birth defects at 63 per 1000 live births, most of which are due to genetic factors. The Catalogue for Transmission Genetics in Arabs (CTGA) database, currently holds data on 642 genetic diseases and 676 related genes, described in Lebanese subjects. A subset of disorders (14/642) has exclusively been described...

Background: Clinical and molecular data on the occurrence and frequency of inherited neuromuscular disorders (NMD) in the Lebanese population is scarce. Objective: This study aims to provide a retrospective overview of hereditary NMDs based on our clinical consultations in Lebanon. Methods: Clinical and molecular data of patients referred to a...

We report on 2 cousins, a girl and a boy, born to first-cousin Lebanese parents with Hamamy syndrome, exhibiting developmental delay, intellectual disability, severe telecanthus, abnormal ears, dentinogenesis imperfecta, and bone fragility. Whole-exome sequencing studies performed on the 2 affected individuals and one obligate carrier revealed the...

The current project is considered a national project which will be applied in Fayoum Governorate to save Nile water for irrigation and solve the problem of increasing the drainage water drains in Lake Qarun and save irrigation water at the end of irrigation canals especially in the summer season.

f д от 20 до 40 м 2. рис (1) схема увлажнения почвы при капельном орошением ПВ-полая влагоемкость НВ-наименьшая влагоемкость ИВ-исходная влагоемкость r yb-радиус зоны увлажнения h yb-глубина увлажнения 1-поливное трубопровод 2-капельница, идущего на транспирацию. следовательно, отбор влаги корнями растений является одним из главных расходных фактор...

Two field experiments were conducted during the two growing seasons (2014 and 2015) to investigate the combined effects of three irrigation treatments (I100% =100%, I85% =85% and I70% = 70% of crop evapotranspiration (ETc)and four thicknesses of mulch layer (TML0, 3, 6 and 9 cm) under drip irrigation system. The Results showed that the irrigation t...

Potato (Solanum tuberosum L.) tuber yield is impacted by deficit drip irrigation and mulching materials management. This study was conducted at the experimental farm of the Faculty of Agriculture, Fayoum, Egypt to evaluate the effects of deficit drip irrigation and mulching materials on vegetative growth, potato yield and its components and water u...

The study reported in the present paper is concerned with the development of a procedure for evaluation of water and salt regimes of reclaimed lands based on simulating mathematical models of moisture and salt transfer in soils in accordance with the present day concepts of the theory of physical on chemical hydrodynamics of porous media. Basic dif...

Solar still is a direct collection technique to obtain fresh water from seawater or brackish water, which uses the effect of greenhouse to evaporate saline water. To evaluate the performance such desalinization technology under Egyptian conditions an experimental study was carried out during the period from (February to May, 2016) at the coastal ar...

The study reported in the present paper is concerned with the development of a procedure for evaluation of water and salt regimes of reclaimed lands based on simulating mathematical models of moisture and salt transfer in soils in accordance with the present day concepts of the theory of physical on chemical hydrodynamics of porous media. Basic dif...

Solar still is a direct collection technique to obtain fresh water from seawater or brackish water, which uses the effect of greenhouse to evaporate saline water. To evaluate the performance such desalinization technology under Egyptian conditions an experimental study was carried out during the period from (February to May, 2016) at the coastal ar...

Water exchange plays a crucial role in soil-forming process determines the load on the groundwater, including the chemical, form number and composition of drainage water, pollution of rivers. Water exchange depends on the size of the irrigation rates. At high soil leaching depleted of nutrients, silt fraction, in the humid zone of poor podzol soils...

20см, хорошо отзываются на агротехнические и мелиоративные мероприятия. Почвенный профиль содержит слабоводопроницаемый иллювиальный горизонт, влияющий на водный режим таких почв, вплоть до образования верховодки во влажные периоды. Особенность горизонта в значительной пространственной изменчивости его водопроницаемости, которую необходимо учитыват...

Water scarcity and frequent drought spells are becoming critical challenges to sustainable agricultural development, especially in arid and semiarid regions. Thus, this work aims to investigate the effect of deficit irrigation and varying mulching materials on soil moisture content, salt distribution, and potato yield. The experiment consisted of t...

We describe a patient with palatal abnormalities—cleft palate and bifid uvula; distinctive facial features—long and triangular face, large ears and nose, thin lips and dental crowding; musculoskeletal abnormalities—severe scoliosis, joint laxity, long digits, flat feet, decreased muscle mass, and diminished muscle strength; and cardiac features—a d...

Abstract Background Cerebral edema and increased intracranial pressure are of the major consequences of traumatic brain injury that affects the outcome. The aim of this study is to assess the efficacy of dexmedetomidine as an adjunct to conventional sedative therapy (propofol) compared to conventional sedative therapy alone in patients with traumat...

Esophageal perforation with subsequent development of a mediastinal abscess is a well-known clinical entity. Etiologies including idiopathic and iatrogenic with invasive procedures have been reported in medical literatures. This condition is seriously associated with high co-morbidity and in some cases especially if intervention has not been applie...

Recently, there are emergence and advent of data Inter-personal interaction web sites, micro blogs, wikis, in addition to Web applications and data, e.g. tweets and web-postings express views and opinions on different topics, issues and events in many applications, in addition to, different domains that includes business, economy, politics, sociolo...

Pathogenic variants in the TRAPPC6B gene were recently found to be associated in three consanguineous families, with microcephaly, epilepsy, and brain malformations. Here, we report on a 3.5-year-old boy, born to consanguineous Lebanese parents, who presented with developmental delay, lactic acidosis, postnatal microcephaly, and abnormal brain magn...

Basel-Vanagaite-Smirin-Yosef syndrome (OMIM 616449) is a rare autosomal recessive genetic disorder characterized by severe developmental delay and variable craniofacial, neurological, cardiac, and ocular anomalies in the presence of variants in the MED25 gene. So far, only a handful of patients have been reported with this condition globally. Here,...

Background The Gulf Cooperation Council countries are witnessing unprecedented changes due to fast economic development and population growth. The aims of this study were twofold: first, to estimate the prevalence of diabetes and its comorbidities; second, to examine the association of sociodemographic risk factors and healthcare service utilisatio...

Pontocerebellar Hypoplasia type 1 is a rare heterogeneous neurodegenerative disorder with multiple subtypes linked to dysfunction of the exosome complex. Patients with mutations in exosome subunits exhibit a generally lethal phenotype characterized by cerebellar and pontine hypoplasia in association with spinal motor neuropathy and multiple systemi...

Arabic gum (AG) has antioxidant and anti-inflammatory properties. However, the effect of AG in ureteric obstruction (UO) has not been investigated yet. Male rats underwent reversible left unilateral UO (UUO) for 72 h. Group AG-1 (n = 12) received AG 15 g/kg/day dissolved in drinking water starting seven days before and continuing throughout the per...

We report on a girl, born to first-cousin Lebanese parents, with severe intellectual disability, congenital hip luxation, cardiac malformation, short stature, facial dysmorphic features including microcephaly, sparse hair, bilateral epicanthal folds, ataxia, seizures, and elevated lactate and pyruvate levels in serum. Whole exome sequencing was car...

Purpose Microfracture is an established method to treat osteochondral defects of the talus. The value of the addition of an acellular matrix is still under debate. This study compared the results of arthroscopic microfracture vs. arthroscopic autologous matrix-induced chondrogenesis using a collagen I/III matrix (AMIC) in the management of articula...

Joubert syndrome (JS) is an autosomal or X-linked recessive syndrome principally characterized by hypotonia, ataxia, cognitive impairment, and a specific finding on brain imaging called a “molar tooth sign” (MTS), which can be isolated or in conjunction with variable organ involvement. The genetic basis of JS is heterogeneous, with over 35 ciliary...

Background According to the Catalogue of Transmission Genetics in Arabs, less than half of diseases reported in Lebanese patients are mapped. In the recent years, Next Generation Sequencing (NGS) techniques have significantly improved clinical diagnosis, compared to traditional sequencing methods. Methods A total of 213 analyses by NGS (167 by who...

Introduction The beneficial effect of endovascular thrombectomy in acute ischemic stroke has been proven effective in multiple trials. Recommendations regarding patient criteria and treatment window are frequently updated allowing inclusion of more patients in the treatment group. Elderly patients older than 80 years old have been largely excluded...

This study sought to investigate the effect of IT employees' engagement on organizational performance through the mediating role of job satisfaction for IT employees within the IT Departments in Jordanian banking sector. Quantitative research design and regression analysis were applied on a total of 429 valid returns that were obtained in a questio...

p class="StyleBodyText10ptBefore5ptAfter10pt">In this paper the path forward in location-based mobile phone warning systems is given against a concise backdrop of their deployment worldwide. Of relevance here is (i) how the systems are implemented using legislation, contractual service level agreement instruments or a hybrid approach, (ii) whether...

Congenital disorders of glycosylation (CDG) represent an expanding group of conditions that result from defects in protein and lipid glycosylation. Different subgroups of CDG display considerable clinical and genetic heterogeneity due to the highly complex nature of cellular glycosylation. This is further complicated by ethno-geographic differences...

Purpose – The purpose of this study is to empirically investigate the mediating effect of social capital on knowledge management and intellectual capital. Design/methodology/approach – A conceptual model of the connections between intellectual capital, knowledge management, and social capital was developed and the posited hypotheses were tested usi...

A 2-year field experiment (2013 and 2014) was conducted in calcareous soil (CaCO3 19.2%), on soybean grown under three irrigation regimes 100%, 85% and 70% of crop evapotranspiration combined with three potassium (K2O) levels (90, 120 and 150 kg ha−1). The objective was to investigate the complementary properties of potassium fertilizer in improvin...

Aim: Various studies incorporating Arab populations have reported on specific associations between HLA-DRB1 variants and rheumatoid arthritis (RA). We sought to provide an overview on the association of HLA-DRB1 with RA in Arabs using meta-analysis tools. Methods: Data on allele counts and frequencies were compiled from the relevant literature (...

Purpose: The purpose of the study was to show the value of combination of conventional MRI with DWI to raise the sensitivity and specificity considering the differentiation between pancreatic benign and malignant lesions. Patients and methods: Study included 30 patients performed in the radiology department, Cairo University, as well as in a privat...

Background: although plantar fascia thickening is well documented as a sonographic criterion for the diagnosis of plantar fasciitis (PF), however it was less evaluated as an objective measure of response to treatment. It is unknown to what extent if any different responses to different treatments are related to the ultrasound (US) morphology chang...

Using insecticide to control mosquito has hazardous effect on human life and all organisms inhabiting freshwater ecosystem. The present study aims to assess the efficiency of plant extracts as natural product to control Aedes aegypti L. Four ethanolic plant extracts were examined, Commiphora kataf (shazab), Salvadora persica (Arak), Coleus forskohl...

Background: There is a potential risk for malignancy in patients with diabetes mellitus. Theoretically, a noninvasive method for detection of precancerous changes can be conducted on oral exfoliated cell smears.

Using insecticide to control mosquito has hazardous effect on human life and all organisms inhabiting freshwater ecosystem. The present study aims to assess the efficiency of plant extracts as natural product to control Aedes aegypti L. Four ethanolic plant extracts were examined, Commiphora kataf (shazab), Salvadora persica (Arak), Coleus forskohl...

Using insecticide to control mosquito has hazardous effect on human life and all organ-isms inhabiting freshwater ecosystem. The present study aims to assess the efficiency of plant extracts as natural product to control Aedes aegypti L. Four ethanolic plant extracts were examined, Commiphora kataf (shazab), Salvadora persica (Arak), Coleus forskoh...

Vitiligo is an idiopathic skin disease characterized by white areas on the skin due to loss of the functional melanocytes, with possible involvement of oxidative stress. Glutathione peroxidase (GPx) is an antioxidant enzyme that protects cells against oxidative damage. To examine serum GPx levels in patients with vitiligo and to relate the findings...

Type II diabetes mellitus (DM) is one of the leading chronic diseases in Qatar as well as worldwide. However, the risk factors for DM in Qatar and their prevalence are not well understood. We conducted a case-control study with the specific aim of estimating, based on data from outpatients with DM in Qatar (cases) and outpatient/inpatient controls,...

A convincing number of epidemiological studies have reported on the exposure to and consequences of organophosphorus compounds (OPCs) in pregnant women. However, there is still a knowledge gap and paucity of systematic literature from animal studies. This study was undertaken with the hypothesis that short-duration sublethal exposure to OPCs can pr...

Objective: To evaluate the outcome of the expectant management of ureteric stones and to determine the factors predictive of the spontaneous passage of stones. Patients and methods: We retrospectively reviewed the medical records of patients who had ureteric stones of ⩽10 mm and who were treated conservatively at our institutions during the peri...

An efficient and versatile synthesis of indane, tetralin and benzosuberan derivatives has been developed; the synthesis starts from nonactivated aromatic compounds bearing unsaturated side chains and is a bismuth(III) or indium(III) trifluoromethanesulfonate-catalysed atom-economic process. A variety of polycyclic compounds have been isolated in hi...

Background: Type II Diabetes Mellitus (DM) is one of the leading chronic diseases in Qatar as well as wor ldwide. However, the risk factors for DM in Qatar and their prevalence are not well understood. We conducted a case-control study with the specific aim of estimating, based on data from outpatients with DM in Qatar (cases) and inpatient/outpati...

Aim: Toxoplasmosis is one of the most important zoonotic parasitic diseases worldwide. Infection is not only acquired by contact with the definitive host, but also by ingestion of raw milk and milk products. The aim of the study was to detect T. gondii DNA in milk samples, and to estimate anti-T. gondii antibodies in pregnant women for the analysis...

Background: Type II Diabetes Mellitus (DM) is one of the leading chronic diseases in Qatar as well as worldwide. However, the prevalence of established risk factors for DM in Qatar is not well understood. We conducted a case-control study with the specific aim of estimating, based on data from outpatients with DM in Qatar (cases) and inpatient/outp...

The joint 5(th) Pan Arab Human Genetics conference and 2013 Golden Helix Symposium, "Genomics into Healthcare" was co-organized by the Center for Arab Genomic Studies (CAGS - http://www.cags.org.ae) in collaboration with the Golden Helix Foundation (http://www.goldenhelix.org) in Dubai, United Arab Emirates from 17-19 November, 2013. The meeting wa...

Abstract Quinone-based fluorophores and enhanced native fluorescence techniques were applied for a fast quantitative analysis of gemifloxacin mesylate (GEM) and linezolid (LIN) in pharmaceutical formulations. For this purpose, three sensitive, accurate and precise spectrofluorimetric methods were developed. GEM, as an n-electron donor, reacts with...

The native Prosopis cineraria and exotic invasive P.juliflora are present in arid habitats of the United Arab Emirates (UAE). The objective of this study was to assess the impacts of allelopathy and soil properties on plants associated with the two species in arid deserts. Density and other community attributes of the associated species were assess...

To assess right- and left-ventricular function in children with type 1 diabetes mellitus (DM) as well as correlate cardiac function with diabetes duration and state of metabolic control. The present study included 30 patients with type 1 DM (group 1) and 20 apparently normal children with comparable age and sex as controls (group 2). All children w...

The purpose of this study is to investigate the effect of intellectual capital development on the ability of banks operating in Jordan to undertake technical innovation. Employing a questionnaire-based survey, twenty banks out of twenty six participated, and 163 out of 200questionnaires were returned and were valid for analysis, thus resulting in a...

There is a stressing need in the literature for the application of the well-known social cognitive theory in the area of electronic commerce (e-commerce), but more specifically, in the developing countries such as Jordan. To better understand how individual differences influence the use of e-commerce (B2C e-commerce) a conceptual framework was deve...

Public early warning systems have the capacity to save lives. These systems, which are becoming increasingly important, have the ability to deliver customized information based on the affected areas and direct to the citizen during a crisis, complementing the work of traditional warning media like television and radio. Several countries around the...

Notifications and warning services that are based on the geographic location of the mobile phone are now an intrinsic part of emergency management strategies in a growing list of countries around the world. The emerging trend of using the mobile phone as an early warning mechanism within the national emergency systems came as a natural result of it...

The aim of this study is to determine the effect of macroeconomic Variables (external variables) and bank characteristic (internal variables) on the profitability of Jordanian Islamic banks for the period (2000–2011).the study used panel data analysis fixed effects model and the generalized least square method to examine the study hypotheses. The e...

With the proliferation of the data warehouses as supportive decision making tools, organizations are increasingly looking forward for a complete data warehouse success model that would manage the enormous amounts of growing data. It is therefore important to measure the success of these massive projects. While general IS success models have receive...

Intra-abdominal hemorrhage after open heart surgery is very uncommon in routine clinical practice. There are case reports of having bleeding from spleen or liver after starting low molecular weight heparin (LMWH) postoperatively. Our patient is a 58-year-old man with mitral valve regurgitation, who underwent mitral valve repair and developed intra-...

Big Data has gained much attention from the academia and the IT industry. In the digital and computing world, information is generated and collected at a rate that rapidly exceeds the boundary range. Currently, over 2 billion people worldwide are connected to the Internet, and over 5 billion individuals own mobile phones. By 2020, 50 billion device...

To assess if, as previously reported in the literature, bile acids inhibit pepsin activity, resulting in pepsin having a less important role in laryngopharyngeal damage in reflux disease. Prospective translational research study. A total of 78 patient's fasting gastric juice samples were obtained from routine endoscopy. The total bile acid (TBA) co...

In 2011, Petroleum Development Oman LLC (PDO) drilled a deep tight gas well to test the Amin formation in northern Oman. Hydraulic fracture stimulation is necessary for production from this tight unconventional reservoir. In order to better understand and evaluate the hydraulic fracture treatment, a 3-component (3C), 8-level borehole seismic array...

This study was designed to evaluate the applicability of some fibrosis-related serum markers (YKL-40) and scors as predictors for extent of liver fibrosis, in patients with chronic hepatitis "C". This study was carried out on 60 cases (51 males and 9 females) with chronic hepatitis C (positive HCV-Ab and positive HCV-RNA by PCR) visiting the Hepato...

The need to introduce issues of sustainability into the interior design curriculum has become critically important. So the purpose of this study was to investigate the current status of teaching sustainability in curricula of interior design programs in Egypt's universities; assess the level of awareness and training background on sustainability an...

Biomimicry is an applied science that derives inspiration for solutions to human problems through the study of natural designs, processes and systems. The widespread and practical application of biomimicry as a design method remains unrealized; interior architecture commonly use biology as a library of shapes, but this alone is not biomimetics; it...

This study seeks to investigate the difficulties facing undergraduate students of the Faculty of Science and Arts-Khulais, King Abdul Aziz University in reading and understanding texts in English language. It also attempts to pinpoint the reasons behind the hurdles and how they can be dealt with successfully through a cognitive mechanism in order t...

This study investigates the impact of introducing teaching of translation at the undergraduate level by the Department of English & Translation, Faculty of Science & Arts, King Abdul-Aziz University, Saudi Arabia with the aim of exploring and developing aspects of communicative competence and language awareness. The study is applied to 1st year stu...