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26篇 您的检索式:作者名="RASHA A"
    题名 作者 年代 出处 被引量
1Crosslinked cinnamoyloxyethyl methacrylate and isooctyl acrylate copolymers as oil sorbers显示文摘Atta Ayman M El-Ghazawy Rasha A M Farag Reem K 0,,07:1
2显示文摘Ayman M A Rasha A E G Reem K F 2005Polym Int2005,54,:1
3显示文摘Ayman M A Rasha A E G Reem K F 2006React Funct Polym2006,66,:1
4Acute bacterial endophthalmitis after intravitreal bevaeizumab injection: Case report and literature re- view显示文摘A1 Rashaed S Rushood A 2013Saudi J Ophthalmol2013,27,1:1
5Study for the stability and corrosion inhibition of electro- phoretie deposited ehitosan on mild steel alloy in a- cidic medium 显示文摘Rasha A A Farghali R A Fekry A M 2012International Journal of Electro- chemical Science2012,7,:1
6HLA-DQB1 * 等位基因和基因危险性到类型 1 糖尿病 mellitus显示文摘 AIM: To determine human leukocyte antigen (HLA)DQB1 allele association with susceptibility to type 1 diabetes (T1D) and to clinical and laboratory findings. METHODS: This study was conducted on 85 unrelated Egyptian children with T1D recruited consecutively from the Pediatric Diabetes Endocrinology outpatients Clinic; Mansoura University Children’s Hospital, Egypt. Patient mean follow up period was 2.5 years. Patients were subdivided according to level of HbA1c (optimal/suboptimal control < 8.5% and poor control ≥ 8.5%). Thecontrol group consisted of 113 unrelated ageand sexmatched healthy subjects without T1D or other autoimmune diseases. Genomic DNA extraction was done for all subjects using a DNA isolation kit. HLA-Class Ⅱ-DQB1 allele typing was carried out with a polymerase chain reaction-sequence-specific oligonucleotide probe using a INNO-LiPA HLA-DQB1 update kit. RESULTS: Significant differences were detected between Egyptian patients with T1D and control groups in the frequencies of DQB1*02 [44.4% vs 18.6%, corrected P value (Pc) < 0.001] and DQB1*03 (41.2% vs 24.4%, Pc < 0.001). Significant differences were also observed between control groups and T1D patients in the frequencies of DQB1*05 (14.6% vs 7.2%, P = 0.029) and DQB1*06 (34.1% vs 7.2%, P < 0.001). However, after correction for multiple comparisons, the significance was retained for HLA-DQB1*06 (Pc < 0.001) but lost for HLA-DQB1*05. HLA-DQB1*0201, *0202, *030201 were positively associated with T1D (Pc = 0.014, Pc < 0.001, and Pc < 0.001 respectively), while HLA-DQB1*060101 was negatively associated (Pc < 0.001) with the condition. Although the HLA-DQB1 alleles 030101 and 050101 were significantly higher in controls (P = 0.016, P = 0.025 respectively), both of them lost statistical significance after correction of P value. The frequency of the HLA-DQB1 genotypes 02/02, 02/03, and 03/03 was higher in T1D patients, and the frequency of the genotypes 03/06, 05/06, and 06/06 was higher in controls, these differences being statistically significant before correction. After correction, the genotypes 02/02, 02/03 in T1D, and the genotypes 03/06, 06/06 in controls were still significant (Pc = 0.01, Pc < 0.001, Pc < 0.001, and Pc = 0.04, respectively). Non-significant associations were found between the frequency HLA-DQB1 alleles and genotypes in T1D in relation to the grade of diabetic control, Microalbuminuria, age, gender, age of presentation, weight, height, frequency of diabetic ketoacidosis (P =0.42), serum cholesterol, and fasting and post-prandial level of C-peptide (P = 0.83, P = 0.9, respectively). CONCLUSION: The Current work suggests that HLADQB1 alleles *030201, *0202, *0201, and genotypes 02/03, 02/02 may be susceptibility risk factors for development of T1D in Egyptian children, while the HLADQB1*060101 allele, and 03/06, 06/06 genotypes may be protective factors. HLA-DQB1 alleles and genotypes do not contribute to microalbuminuria or grade of diabetic control.Youssef M Mosaad Fatma A Auf Shereen S Metwally Ashraf A Elsharkawy Amany K El-Hawary Rasha H Hassan Ziyad E Tawhid Farha A El-Chennawi 2012World Journal of Diabetes2012,3,8:1
7Synthesis and evaluation of some new demulsifiers based on bisphenols for treating water-in-crude oil emulsions显示文摘AHMED M A NADIA G K RASHA A 2011Egyptian Journal of Petroleum2011,20,:1
8Synthesis and reliminary demulsification efficiency evaluation of new demulsifiers based on fatty oils显示文摘RASHA A AHMED M NADIA G 2010Journal of Dispersion Science and Technology2010,31,:1
9Improved Spectrofluorimetric Meth-ods for Determination of Penicillamine in Capsules显示文摘RASHA A A S 2010Cent Eur J Chem2010,8,4:1
10Impact of IL28B gene polymorphisms rs8099917 and rs12980275 on response to pegylated interferon-α/ribavirin therapy in chronic hepatitis C genotype 4 patients显示文摘Host genetic factors may predict the outcome and treatment response in hepatitis C virus(HCV)infection.One of these factors is the single nucleotide polymorphisms of the interleukin 28B(IL28B)gene.We sought to evaluate the outcome of pegylated interferon and ribavirin therapy in association with IL-28B rs8099917 and rsl2980275 in patients infected with HCV genotype 4.A total of 180 patients with chronic hepatitis C were selected from Egyptians who have received combined therapy with pegylated interferon and ribavirin for 6 months and their response was evaluated after follow-up at 0,6,12,24 and 48 weeks from the beginning of the therapy.Blood samples were collected from responders and non-responders.Genomic DNA was extracted from whole blood and genotyping was carried out by polymerase chain reaction and restriction fragment length polymorphism(PCR-RFLP).Our results showed that TT genotype of rs8099917 was associated with higher sustained viral response(SVR)rates and G allele represented a risk factor for failure of response(OR=3.7,CI=1.8:7.64)while rs12980275 was not significantly associated with SVR in genotype 4 Egyptian patients.The determination of 1L-28B SNPs may be useful in enhancing correct prediction of SVR achievement in treating this group of genotype 4 patients.Mahmoud A Khattab Hend M Abdelghany Maggie M Ramzy Rasha M Khairy 2016The Journal of Biomedical Research2016,30,1:1
11Associations of single nucleotide polymorphisms in the adiponectin gene with adiponectin levels and cardio-metabolic risk factors in patients with cancer显示文摘Rasha Mazen Al Khaldi Fahd Al Mulla Shafika Al Awadhi Kusum Kapila Olusegun A Mojiminiyi 2011Disease Markers2011,,4:1
12Synthesis and character- ization of novel pour point depressants based on maleic anhyd- ridealkyl acrylates terpolymers 显示文摘Rasha EI - Ghazawy A Farag R K 2010Journal of Applied Poly- mer Science2010,115,1:1
13Synthesis and characterization of novel pour point depressants based on maleic anhydride-alkyl acrylates terpolymers显示文摘Rasha A El-Ghazawy Reem K Farag 2010Journal of Applied Polymer Science2010,115,1:1
14Synthesis and thermo - mechanical characterization of high performance polyurethane elastomers based on heterocyclic and aromatic diamine chain extenders 显示文摘Rasha A A Sahar K M Rob T 2007Polymer Degradation and Stability2007,92,:1
15Transcatheter closure of secun- dum ASD using occlutech figulla-NDevice in symptomatic children younger than 2 years of age 显示文摘Rasha I Ammar Ranya A Hegazy 2013Invasive Cardiol2013,25,2:1
16A non-invasive QPCR method monitoring DNA based therapy of bladder cancer patients显示文摘Suhail A Rasha A Abraham H 2006Vaccine2006,17,24:1
17Cationic Copolymerization of Vinyl Toluene and a-Pinene 显示文摘Rashaed Khan A 1988Pakistan J Sci Ind Res1988,31,3:1
18Crosslinked reactive macromonomers based on polyisobutylene and octadecyl acrylate copolymers as crude oil sorbers显示文摘Atta Ayman M El-Ghazawy Rasha A M Farag Reem K 0,,09:1
19Barriers for resuming endoscopy service in the context of COVID-19 pandemic:A multicenter survey from Egypt显示文摘BACKGROUND The current coronavirus disease 2019(COVID-19)pandemic has affected routine endoscopy service across the gastroenterology community.This led to the suspension of service provision for elective cases.AIM To assess the potential barriers for resuming the endoscopy service in Egypt.METHODS A national online survey,four domains,was disseminated over a period of 4 wk in August 2020.The primary outcome of the survey was to determine the impact of the COVID-19 pandemic on the endoscopy service and barriers to the full resumption of a disabled center(s).RESULTS A hundred and thirteen Egyptian endoscopy centers participated in the survey.The waiting list was increased by≥50% in 44.9% of areas with clusters of COVID-19 cases(n=49)and in 35.5% of areas with sporadic cases(n=62).Thirty nine(34.8%)centers suffered from staff shortage,which was considered a barrier against service resumption by 86.4% of centers in per-protocol analysis.In multivariate analysis,the burden of cases in the unit locality,staff shortage/recovery and the availability of separate designated rooms for COVID-19 cases could markedly affect the resumption of endoscopy practice(P=0.029,<0.001 and 0.02,respectively)and Odd’s ratio(0.15,1.8 and 0.16,respectively).CONCLUSION The COVID-19 pandemic has led to restrictions in endoscopic volumes.The staff shortage/recovery and the availability of COVID-19 designed rooms are the most important barriers against recovery.Increasing working hours and dividing endoscopy staff into teams may help to overcome the current situation.Omar Elshaarawy Sameh Aldesoky Lashen Nahed A Makhlouf Doaa Abdeltawab Mariam Salah Zaghloul Rasha M Ahmed Hayam Fathy Shimaa Afifi Muhammad Abdel-Gawad Eman Abdelsameea Sherief Abd-Elsalam Salem Youssef Mohamed Mohammed Tag-Adeen Mina Tharwat Ahmed Alzamzamy Ahmed Nasr Bekhit Alshaimaa M Eid Abeer Awad Mohamed-Naguib Wifi Mohammad Aamr Waleed A Abd El Dayem Mohamed Alboraie 2020World Journal of Gastroenterology2020,26,43:0
20Strength&Conduct of Reinforced Concrete Corner Joint under Negative Moment Effect显示文摘The aim of our study is to reveal the effect of steel reinforcement details,tensile steel reinforcement ratio,compressed reinforcing steel ratio,reinforcing steel size,corner joint shape on the strength of reinforced concrete Fc'and delve into it for the most accurate details and concrete connections about the behavior and resistance of the corner joint of reinforced concrete,Depending on the available studies and sources in addition to our study,we concluded that each of these effects had a clear role in the behavior and resistance of the corner joint of reinforced concrete under the influence of the negative moment and yield stress.A study of the types of faults that can be reinforced angle joints obtains details and conditions of crushing that are almost identical for all types of steel reinforcement details and the basic requirements for the acceptable behavior of reinforced concrete joints in the installations and the efficiency of the joint and this may help us to prepare for disasters,whether natural or other,as happens with tremors The floor and failure that may occur due to wrong designs or old buildings and the possibility of using those connections to treat those joints and sections in reinforced or unarmed concrete facilities to preserve the safety of humans and buildings from sudden disasters and reduce and reduce risks,as well as qualitative control over the production of concrete connections and sections free from defects to the extreme.Rasha A Waheeb 2021Journal of Architectural Environment & Structural Engineering Research2021,4,4:0
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