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406篇 您的检索式:作者名="OSMAN M A"
    题名 作者 年代 出处 被引量
1Reversibility of minimal hepatic encephalopathy following liver transplantation in Egyptian cirrhotic patients显示文摘AIM To evaluate the reversibility of minimal hepatic encephalopathy(MHE) following liver transplantation(LT) in Egyptian cirrhotic patients. METHODS This prospective study included twenty patients with biopsy-proven liver cirrhosis listed for LT and twenty ageand sex-matched healthy control subjects. All underwent neuro-psychiatric examination, laboratory investigations, radiological studies and psychometric tests including trail making test A(TMT A), TMT B, digit symbol test and serial dotting test. The psychometric hepatic encephalopathy score(PHES) was calculated for patients to diagnose MHE. Psychometric tests were repeated six months following LT in the cirrhotic patient group. RESULTS Before LT, psychometric tests showed highly significant deficits in cirrhotic patients in comparison to controls(P < 0.001). There was a statistically significant improvement in test values in the patient group after LT; however, their values were still significantly worse than those of the controls(P < 0.001). The PHES detected MHE in 16 patients(80%) before LT with a median value of -7 ± 3.5. The median PHES value was significantly improved following LT, reaching-4.5 ± 5(P < 0.001), and the number of patients with MHE decreased to 11(55%). The pre-transplant model for end-stage liver disease(MELD) score ≥ 15 was significantly related to the presence of post-transplant MHE(P = 0.005). More patients in whom reversal of MHE was observed had a pre-transplant MELD score < 15.CONCLUSION Reversal of MHE in cirrhotic patients could be achieved by LT, especially in those with a MELD score < 15.Mahmoud A Osman Moataz M Sayed Khaled A Mansour Shereen A Saleh Wesam A Ibrahim Sara M Abdelhakam Mohamed Bahaa Wael A Yousry Hosam S Elbaz Reginia N Mikhail Azza M Hassan Ehab H Elsayed Dalia A Mahmoud 2016World Journal of Hepatology2016,8,30:11
2Investigation of soliton solutions with different wave structures to the(2+1)-dimensional Heisenberg ferromagnetic spin chain equation显示文摘The principal objective of this article is to construct new and further exact soliton solutions of the(2+1)-dimensional Heisenberg ferromagnetic spin chain equation which investigates the nonlinear dynamics of magnets and explains their ordering in ferromagnetic materials.These solutions are exerted via the new extended FAN sub-equation method.We successfully obtain dark,bright,combined bright-dark,combined dark-singular,periodic,periodic singular,and elliptic wave solutions to this equation which are interesting classes of nonlinear excitation presenting spin dynamics in classical and semi-classical continuum Heisenberg systems.3D figures are illustrated under an appropriate selection of parameters.The applied technique is suitable to be used in gaining the exact solutions of most nonlinear partial/fractional differential equations which appear in complex phenomena.M S Osman K U Tariq Ahmet Bekir A Elmoasry Nasser S Elazab M Younis Mahmoud Abdel-Aty 2020Communications in Theoretical Physics2020,72,3:4
3Developments in characterization of resistance spot welding of aluminum 显示文摘HAO M Osman K A 1996Welding Journal1996,75,1:2
4Epoxylayered silicate nanocomposites and their gas permeation properties 显示文摘OSMAN M A MITTAL V MORBIDELLI M 2004Macromolecules2004,37,:1
5Riverbank stability analysis I : Theory 显示文摘OSMAN A M THORNE C R 1958Journal of Hydrulic Engineering ASCE1958,114,2:1
6An effective genetic algorithm approach to multi-objective resource allocation problems 显示文摘Osman M S Abo Sinna M A Mousa A A 2005Applied Mathematics and Computation2005,,163:1
7Structure and properties of alkylammonium monolayers self-assembled on montmorillonite platelets 显示文摘Osman M A Ploetze M Skrabal P 2004Journal of Physical Chemistry B2004,108,8:1
8Epoxylayered silicate nanocomposites and their gas permeation properties 显示文摘OSMAN M A MITFAL V MORBIDELLI M 2004Macromolecules2004,37,:1
9Riverbank stability analysis I: Theory 显示文摘OSMAN A M THOME C R 1988Journal of Hydraulic Engineering1988,114,2:1
10Riverbank Stability Analy- sis I: Theory 显示文摘OSMAN A M THORNE C R 1988Journal of Hydraulic Engineering1988,114,2:1
11Riverbank stability analysis I: Theory显示文摘OSMAN A M THORNE C R 1988Journal of Hydraulic Engineering ASCE1988,114,2:1
12Support vector machines显示文摘Hearst M A Dumais S T Osman E Platt J Scholkopf B 1998IEEE Journal on Intelligent Systems and their Applications1998,13,4:1
13The aspact ratio and gas permeation in polymer-layered silicate nanocomposites 显示文摘OSMAN M A MITFAL V LUSTI H R 2004Macromol Rapid Commun2004,25,:1
14Numericalsolution of the general two-dimensional inverse heatconduction problem(IHCP)显示文摘OSMAN A M DOWDING K J BECK J V 1997Journal of HeatTransfer1997,119,:1
15Optimization of hybridized seawater desalination process 显示文摘Mohammad AK Al-Soft Ata M Hassan Osman A Hamed 2000Desalination2000,131,:1
16Riverbank Stability Analy- sis Ii : Application 显示文摘THRONE C R OSMAN A M 1988Jounaal of Hydraulic Engineer- ing1988,114,2:1
17Comparison of key enzymes in thezebra mussel,Dreissen a polymorpha,the earthworm Allolobophorachlorotica and Chironomus ripariuslarvae显示文摘OSMAN A M MVANNOORT P C 2007Ecotoxicology andEnvironmental Safety2007,67,:1
18The effect of heat on the intestinal and pancreat- ic levels of amylase and maltase of laying hens and broilers显示文摘Osman A M Tanios N I 1983Comparative Bio- chemistry and Physiology1983,75,4:1
19Development Process of New Bumper Beam for Passenger Car: A Review显示文摘iVl Davoodi S M Sapuan A Aidy NA Abu Osman A Oshkour WABWan Abas 2012Materials & Design2012,40,:1
20Riverbank Stability Analysis Ⅰ:Theory显示文摘OSMAN A M THORNE C R 1988Journal of Hydraulic Engineering ASCE1988,114,2:1
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