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المنشورات العلمية

الرئيسية // المنشورات العلمية
Specific isoforms of leucine-rich α2-glycoprotein detected in the proliferative endometrium of women undergoing assisted reproduction are associated with spontaneous pregnancy
Journal Article

OBJECTIVE: To examine differences in specific protein expression from the surface of the human endometrium with respect to eventual pregnancy in infertile women. DESIGN: Laboratory study. SETTING: University hospital. PATIENT(S): Thirty-one women presenting for investigation into infertility at an assisted reproductive unit. INTERVENTION(S): Endometrial flushings were collected during the proliferative phase of the menstrual cycle and subjected to electrophoretic separation on the basis of isoelectric point and molecular weight. Computerized analysis of the resulting spots was performed, and the proteins were identified using tandem mass spectrometry. MAIN OUTCOME MEASURE(S): The expression of individual isoforms of leucine-rich α2-glycoprotein (LRG) was compared in nonpregnant patients (n = 25), those who became pregnant as a result of treatment (n = 3), and those who had treatment …

ABDALLAH H M ELDIB, (09-2008), Fertility and sterility: Elsevier, 90

The risks of splash injury when using power tools during orthopaedic surgery : A prospective study
Journal Article

Transmissible blood-borne infection can occur at muco-cutaneous membranes. During trauma and orthopaedic surgery, the use of power tools increases spraying of bodily fluid, hence resulting in an increased risk of infectious splash injury to the face. This prospective study involved 25 patients. The visors worn by the operating team were examined postoperatively to identify any visible blood, fat and body tissue splashes. Eleven patients underwent knee arthroplasty. Splash counts to the surgeon’s mouth/lip, nose/cheek and eye regions were 217, 105, and 62 respectively ; they were 258, 147, and 82 for the assistant. Fourteen patients had hip replacement ; splash counts to the surgeon’s mouth/lip, nose/cheek and eye regions were 214, 90, and 53 respectively, and 137, 39 and 27 for the assistant. To conclude, the face is vulnerable to material and fluid strikes during joint arthroplasty surgery. The visor is a reliable barrier to blood, fat and body tissue splashes and minimises the risk of exposure to bloodborne viruses. Therefore, a visor should be worn during all joint arthroplasty procedures and any procedure that involves the use of power tools.

Sami Masoud Mohamed Almedghew, (05-2008), UK: Acta Orthopaedica Belgica, 74

A Requirement Model Of UUM Alumni Online Job Application
Master Thesis

A web-based online job application has become the most useful tool to access the information about the applicant, and the applicant information is accessible at the press of

a button immediately. Graduates need to work hard to get jobs that may require cost and time. Thus this study proposal to model requirement of UUM Alumni Online Jobs that provide a flexible way to access jobs. The requirement model for the alumni students would provides the alumni with the capability to input, search and receive information of jobs via the online services.

FATHI SAID EMHEMED SHANINAH, (01-2008), UUM: Universiti Utara Malaysia (UUM),

Isoforms of kininogen identified in follicular fluid by 2D-electrophoresis and tandem mass spectrometry
Journal Article

ABDALLAH H M ELDIB, (07-2007), HUMAN REPRODUCTION: OXFORD UNIV PRESS, 22

Albumin isoforms unique to the proliferative endometrium identified by 2-dimensional electrophoresis and tandem mass spectrometry
Journal Article

عبدالله حسن محمد الذيب, (07-2007), HUMAN REPRODUCTION: OXFORD UNIV PRESS, 22

O-165 Quadrupole time of flight mass spectrometric identification of differentially expressed uterine proteins with respect to pregnancy.
Conference paper

.Quadrupole time of flight mass spectrometric identification of differentially expressed uterine proteins with respect to pregnancy

ABDALLAH H M ELDIB, (06-2006), Human Reproduction: OXFORD UNIV PRESS, 21

Efficiency of Bertrand and Cournot: A Two Stage Game
Chapter

We consider a differentiated duopoly where firms invest in research and development (R&D) to reduce their production cost. The objective of this study is to derive and compare Bertrand and Cournot equilibria, and then examine the robustness of the literature's results, especially those of Qiu (1997). We find that The main results of this study are as follows: (a) Bertrand competition is more efficient if R&D productivity is low, industry spillovers are weak, or products are very different. (b) Cournot competition is more efficient if R&D productivity is high and R&D spillovers and products' degree of substitutability are not very small. (c) Cournot competition may lead to higher Outputs, higher consumer surpluses and lower prices, provided that R&D productivity is very high and spillovers and degree of substitutability of firms' products are moderate to high, (d) Cournot competition results in higher R&D Investments compared to Bertrand's. These results show that the relative efficiencies of Bertrand and Cournot equilibria are sensitive to the suggested specifications, and hence far from being robust.

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Michèle Breton, Abdalla Turki, (12-2005), Dynamic Games: Theory and Applications (pp.161-173): springer,

P-510 Protein expression in human granulosa cell subtypes
Conference paper

.Protein expression in human granulosa cell subtypes

عبدالله حسن محمد الذيب, (06-2005), Human Reproduction: OXFORD UNIV PRESS, 22

Efficiency of Bertrand and Cournot under Precommitment
Chapter

We consider a differentiated duopoly where firms invest in research and development (R&D) to reduce their production cost. We show that if the firms play a one stage game, i.e., they choose R&D and price (in Bertrand game) or quantity (in Cournot game)at the same time, then the usual result stating that Bertrand competition is more efficient than Cournot competition still holds.

Michèle Breton, Abdalla Turki, Georges Zaccour, (01-2005), Game Theory and Applications, 10, 31–38, 2005: springer,

Dynamic Model of R&D, Spillovers, and Efficiency of Bertrand and Cournot Equilibria
Journal Article

Using an infinite-horizon two-player differential game, we derive and compare Bertrand and Cournot equilibria for a differentiated duopoly engaging in the process of R&D competition. The main findings of this study are as follows. First, Bertrand competition is more efficient if either R&D productivity is low or products are very different. Second, Cournot competition is more efficient provided that R&D productivity is high, products are close substitutes, and spillovers are not close to zero. This last result is different from what has been obtained in the literature. Hence, this shows that considering a dynamic model and more general investment costs does have an impact on the efficiency results.

M. Breton, . A. Turki, G. Zaccour, (10-2004), Journal of Optimization Theory and Applications: SPRINGER LINK, -1