OALib Journal
 OALib Journal is an all-in-one open access journal (ISSN Print: 2333-9721, ISSN Online: 2333-9705). It accepts a manuscript for the peer review process, typesetting, and publication, allocated to one of the 322 subject areas. The article processing charge for publishing in OALib journal is Only $99. Submit now
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Dec 19, 2014Open    AccessArticle

Ultra Early Routine Post-Fibrinolysis Angioplasty Benefits More Patients with Acute ST-Elevation Myocardial Infarction

Xianzhi He, Xinhong Wan, Mingjuan Luo, Haiyu Wang, Qinghua Zhong, Wenjun Peng, Jianfang Xue
Objective: Evaluate whether early routine post-fibrinolysis angioplasty represents a reasonable reperfusion option for victims of ST-elevation myocardial infarction (STEMI), so that these patients could benefit more. Methods: A total of 936 STEMI patients were enrolled in this study to full Urokinase within 3 hours (h) followed by stenting within 3 - 12 h (Ultra early routine post-fibrinolysis angioplasty; 472 patients), or primary stenting within 12 h (primary angioplasty; 464 patints). The pri...

Dec 19, 2014Open    AccessArticle

Solar Powered Cell Phone Charging Station

Allen N. Maroma
This study is focused on the development of a cell phone charging station that is solely operated through solar power by means of a solar cell which is attached to the charging station through a backup storage battery. The device is mainly aimed for commercial use since it can require a certain fee for a specified period to charge a mobile phone. However, in case of calamities the charging station can be used as an emergency charging station in the event of prolonged power outages. Since the dev...

Dec 18, 2014Open    AccessArticle

Integrated Model for Security and Protection of Critical Infrastructure

Kiril Stoichev
The creation of a matrix of minimum mandatory requirements for building a reliable system to counter potential terrorist threats is essential to increase the security and protection of critical infrastructure. In order to obtain an objective assessment of the success achieved in terms of necessary level of security and the extent to which is reached the reliability of critical infrastructure we should use a standardized approach and criteria. This is the purpose of this article, namely, to prese...

Dec 18, 2014Open    AccessArticle

Quality of Life after Orthodontic Therapy from the Perspective of CS-OIDP

Angela Cristina Pinto de Paiva Cunha, Kenio Costa de Lima, Olga Benário Vieira Maranhao, Ana Gláucia de Oliveira Macedo, Anderson Farias da Cunha, José Augusto Mendes Miguel

Objective: The aim of this study was to assess the impact of occlusal problems on quality of life in 288 patients who had undergone fixed orthodontic therapy, as well as to investigate the factors associated with this impact. Material and Methods: The orthodontic treatment needed by the IOTN index and the adequacy of treatment through the PAR index were evaluated in models. The impact on quality of life was assessed using the CS-OIDP index. For data analysis, we


Dec 17, 2014Open    AccessArticle

A Cross-Sectional Study of Intestinal Parasitic Infections in Children in Ghettoed, Diverse and Affluent Communities in Dschang, West Region, Cameroon

Catherine Fusi-Ngwa, Eveline Besong, Josué Wabo Pone, Mpoame Mbida
Background: There is a paucity of knowledge on the epidemiology of parasitic diseases which remain rampant in the Dschang municipality. Three communities around Dschang town—Ngui (slummy), Paidground (heterogeneous) and the Administrative Quarter-AQ (wealthy) were investigated to highlight the aetiology of intestinal parasitic infections (IPIs) in children in order to enhance health policy intervention priorities. Methods: Between July and November 2009, 31 stools amples were collected from chil...

Dec 17, 2014Open    AccessArticle

Magnetospheric and Ionospheric Sources of Geomagnetic Field Variations

Enoch Oluwaseun Elemo, Akeem Babatunde Rabiu
This study investigated the magnetospheric and ionospheric sources of geomagnetic field variation using the data set that consists of the hourly values of the geomagnetic element: horizontal intensity H, recorded at the geomagnetic observatory of the Department of physics, university of Ilorin, Ilorin (Long 4.670 and Lat. 8.50, dip 4.1°S) Nigeria for the months of august, October and December in the year 2008. The study attributed the daytime variation to the ionospheric sources while var...

Dec 16, 2014Open    AccessArticle

Capacitance of a Three-Dimensional Interdigitated (MIM) Capacitor

Frederick J. Young
The capacitance of a Metal-Insulator-Metal (MIM) capacitor first described in United States Letters Patent 20070278551 (2007) is analysed in three dimensions. The finite element computer program is given so that others may make similar calculations with their own dimensions and dielectric materials. Plots of potentials and fields are presented.

Dec 15, 2014Open    AccessArticle

A Review of the State of Art in Applying Biot Theory to Acoustic Propagation through the Bone

Haydar Aygün
Understanding the propagation of acoustic waves through a liquid-perfused porous solid framework such as cancellous bone is an important pre-requisite to improve the diagnosis of osteoporosis by ultrasound. In order to elucidate the propagation dependence upon the material and structural properties of cancellous bone, several theoretical models have been considered to date, with Biot-based models demonstrating the greatest potential. This paper describes the fundamental basis of these models and...

Dec 12, 2014Open    AccessArticle

Weathering of Petroleum Biomarkers: Review in Tropical Marine Environment Impacts

Claudia Y. Reyes, ícaro T. A. Moreira, Daiane A. F. Oliveira, Naijane C. Medeiros, Marcos Almeida, Fernanda Wandega, Sarah A. R. Soares, Olívia M. C. de Oliveira
Weathering of biomarkers is a physical, geochemical and biological process that alters the oil components. Whether in petroleum geochemistry or environmental impact studies, knowledge of mechanisms, residence times and chemical intermediates is essential to describe the scientific and technical bases of oil deterioration. This report attempts to review the concepts of oil weathering and its biomarkers specifically, in order to inform studies related to the impact of spills in marine environments...

Dec 11, 2014Open    AccessArticle

Coastal Wetland Modeling Using Geoinformatics Technology of Namkhana Island, South 24 Parganas, W.B, India

Ismail Mondal, Jatisankar Bandyopadhyay
Wetlands are one of our most important yet endangered and under-valued environments. Sustainable management of wetland ecosystem is necessary as it serves the important functions such as food storage, water quality maintenance and providing habitat for different species of wildlife. More than 75% of commercial fish species require wetlands to complete part of their life cycle. Many local and migratory birds also utilize coastal wetlands as breeding and roosting sites as well as providing food an...

Dec 10, 2014Open    AccessArticle

Operations Research Techniques in Management of Samples Transport to the Clinical Laboratory

Ventura Pedret Salvador, Solé Llop Esther, Rovirosa Reverte Monica, Trivino Molla Carmen
Currently, the model is based on the Clinical Laboratory. It is a great centre that performs almost all of the techniques. Thanks to the automation of them. These laboratories receive samples from centres that often are some kilometers away. Time spent between collection and processing must be as short as possible and this is a requirement to care about in order to process the samples in optimal conditions. Transport logistic factor is essential to achieve the right balance between optimal quali...

Dec 09, 2014Open    AccessArticle

The Role of Networks and Planning, in the Improvement of Impaired Waters in Urbanizing Counties within North Carolina

Kurt W. Smith
The state of North Carolina continues to grow at a rapid rate. The rise of negatively impacted streams, particularly within urbanizing counties, continues to expand. Considerable effort and public funding are spent through a variety of agencies that attempt to deal with the problem on a collaborative basis through management networks. A study using surveys, a plan quality rating tool and the U.S. Environmental Protection Agency (EPA) list of impaired (303d) streams was conducted to determine the...

Dec 08, 2014Open    AccessArticle

Reducing Diabetic Blindness in Far-Flung Sub-Saharan Rural Communities: Odot, Nsit-Atai as a Case Study

Emmanuel Olu Megbelayin, Margaret Mboho
Background: Odot is the head-quarter of Nsit-Atai local government, 70 kilometers from Uyo, the Akwa-Ibom state capital. About 5000 population has a Comprehensive Health Center, a Primary Health Centre and 2 Health Posts to meet its enormous health needs. Additionally, the workers in these health facilities are neither trained nor equipped to render eye care services. Patients with systemic diseases with potentially debilitating effects on vision come to the urban tertiary referral health center...

Dec 05, 2014Open    AccessArticle

Study on Rubber Seal Design of a Swellpacker in Oil Well Cementing

Mingxin Ma, Weijiang Jia, Yuhuan Bu, Shenglai Guo
A swellpacker has the advantages of high isolation reliability and good gas migration resistance in open holes. This paper analyzed the contact pressure and stress distribution of the downhole swellpacker, and optimized rubber structure for various formations. 1) The research shows that thermal expansion can better explain the expanding process of the rubber after adsorption of oil. 2) The maximum contact pressure occurs in the middle of rubber, and the sealing effect of the packer increases exp...

Dec 04, 2014Open    AccessArticle

Evaluation of Sustainable Tourism Development of the Hotel Industry in Hainan, China by Earth Check

Hongjuan Song, Zhenxiang Zhang

The tourism industry has a higher dependence on natural and cultural resources and is more vulnerable to environmental impacts than any other industry. It faces a plethora of issues, risks, and opportunities related to sustainability and environmental change. The hotel industry is one of the most important parts of tourism. Three China Green certified hotels (the Guesthouse International Hotel Sanya, the Leaguen Resort Sanya Bay and the Boao Golden Coast Hot Spri


Dec 03, 2014Open    AccessArticle

The Effect of Response Shift on Quality of Life among Cancer Patients: A Systematic Review

Li-Fen Chao, Jun-Yu Fan, Fen-Fang Chung, Hung-Bun Lam
Aims and Objectives: To scrutinize the evidence of response shift effect on published quality of life (QOL) studies investigating the patient-reported outcome to obtain accuracy data as evaluating clinical practice. Background: People may alter their internal standards, known as response shift, when they experience changes in their health status. This phenomenon can falsify patient-re- ported measures, and has gained increasing attention recently in explaining research paradoxical findings. Neve...

Dec 02, 2014Open    AccessArticle

Retrospect and Prospect of Lophomonas blattarum Infections and Lophomoniasis Reported in China

Xianqun Rao, Qi Liao, Tonghe Pan, Shuangyan Li, Xinyi Zhang, Shengqian Zhu, Zhongjie Lin, Yu Qiu, Jianfa Liu
Lophomonas blattarum is a recently discovered parasitic protozoan that may infect humans and cause serious respiratory symptoms which are deadly. This review has summarized recent findings on the etiological characteristics, routes of transmission, clinical symptoms, laboratory diagnosis, and treatment of L. blattarum infection and diseases in China.

Dec 01, 2014Open    AccessArticle

Synthesis and Cytotoxicity of Heterocyclic Compounds Derived from Cyclohexane-1,3-Dione

Mohamed A. Shaaban, Mona M. Kamel, Yara R. Milad
Cyclohexane-1,3-dione (1) was used as a template to develop new anticancer compounds. The ring modification of compound 1occurred through its reaction with either aromaticaldehydes or benzenediazonium chloride to produce the corresponding products. The latter compounds underwenttheterocyclization reactions through the reaction with elemental sulfur and some active methylene reagents to produce tetrahydrobenzo[b]thiophene derivatives. The reaction of compound 1 with elemental sulfur and ph...

Nov 28, 2014Open    AccessArticle

Chronic Headache with Unusual Episode: A Case of Cerebral Venous Sinus and Extracranial Venous Thrombosis in Antiphospholipid Syndrome

Chaw Su Naing, Lim Wan Tin, Slapak Gabrielle, Balakrishnan Tharmmambal

Cerebral venous sinus thrombosis (CVST) with concomitant extracranial venous thrombosis is not a common clinicopathological entity. Extensive venous thrombosis involving head and neck affects young adult and female gender with isolated CVST contributing about 75% of the cases. The clinical features of CVST are nonspecific and can mimic various conditions. The neuroimaging investigation especially CT, MR angiography and venography are used to establish the diagnos


Nov 28, 2014Open    AccessArticle

Usability Assessment of the Electronic Patient Management System for AIDS & TB Services in Zimbabwe

Takunda Mukumba
Introduction: Medical care is provided in a complex environment by multidisciplinary teams. There is great need for high levels of coordination among teams. Paper medical records pile up that need referring back to. Sometimes finding a piece of medical history can be difficult. Information and communication technology solutions can solve such problems. The Zimbabwean AIDS & TB Unit of the Ministry of Health installed an electronic Patient Management System in 83 health facilities to alleviat...

Nov 28, 2014Open    AccessArticle

Enabling Practice Leaders to Reduce Patient Harm through “System-Base Practice and Practice-Based Learning and Improvement”

Ranjit Singh
Background: Healthcare organizations regularly face new challenges. Their leaders must be adaptive through systematic approaches. These approaches must meet three basic needs: 1) facilitation of workflow/process/task assessment and improvement; 2) creation of high reliability organization; and 3) respect of each practice as a special part of the total healthcare system. The US Institute of Medicine has called for higher quality at lower cost through “leadership that fosters continuous learnin...

Nov 28, 2014Open    AccessArticle

Portable Rice Hull Stove: An Innovation

Eduardo Zeta Ramis
This research is an innovation of the portable rice hull stove equipment to save time, investment, manpower and the environment. A desired distance of 5 cm bottom height of the inside burner from ash retainer is obtained as the critical point in achieving the best combustion process. The unique characteristic of this innovative design is the perforated inside and outside burners and the detachable inside burner for easy replacement and durability of this stove. Specifically, this rice hull stove...

Nov 27, 2014Open    AccessArticle

Role of Lead on Chlorophylls and Soluble Proteins in Some Cultivars of Triticum aestivum L. under Osmotic Potential

K. A. Farghali, Afnan S. A. Quronfulah

The changes of chlorophylls and main metabolites in three cultivars of Triticum aestivum L. under the effects of osmotic and lead stresses, as well as their interaction, were investigated. The results indicated that, the decreased Ψs and Pb concentration caused an increase in the chlorophyll content in all plants. Conversely, the chl. a/b ratio was decreased. Apparently, the total soluble proteins were increased in response to low


Nov 27, 2014Open    AccessArticle

Determinants of Pneumonia in Children Aged Two Months to Five Years in Urban Areas of Oromia Zone, Amhara Region, Ethiopia

Abel Fekadu Dadi, Yigzaw Kebede, Zelalem Birhanu
Introduction: Out of fifteen countries that have the highest death rate from clinical pneumonia in children younger than five-year-old, Ethiopia ranks as number four in the world. Regardless of this fact, efforts to identify determinants of pneumonia have been limited in Ethiopia. This study identifies the risk factors of pneumonia in children aged two months to five years in urban areas of Oromia Zone, Amhara Region, Ethiopia. Methods: The researchers used an institutional-based unmatched case ...

Nov 27, 2014Open    AccessArticle

The Interrelation of Circulation Processes in the Atmosphere by B.L. Dzerdzeyevskiy with the Change of Runoff in the Basins of Rivers of Central Asia

Aisulu Tursunova
The article contains analysis of the interrelation of circulation processes in the atmosphere with the change of runoff in the basins of rivers. The results of estimates which show the relationship of circulation processes in the atmosphere with the runoff of the zone of formation of Central Asia of one of southern regions are discussed. The typification of circulation processes by B.L. Dzerdzeyevskiy and previously made estimates of water resources in the basins of rivers of South Kazakhstan we...

Nov 26, 2014Open    AccessArticle

Video-Assisted Thyroidectomy for Selected Cases of Differentiated Thyroid Carcinoma. Initial Experience in Colombia

Andrés Chala, Alvaro Sanabria, Adonis Ramírez
Background: Minimally invasive video-assisted thyroidectomy (MIVAT) has been proposed as an alternative procedure to get the same completeness as a conventional thyroidectomy in selected cases of differentiated thyroid cancer. It’s considered as safe as the conventional procedure. Objective: The purpose of the study was to do a retrospective evaluation in a series of patients who underwent MIVAT for thyroid nodule or thyroid cancer over a two and a half year period, in two academic centers in Co...

Nov 26, 2014Open    AccessArticle

New Approaches for the Use of Acetoacetanilide in the Synthesis of Thiophenes and Their Fused Derivatives with Anti-Tumor Activity

Rafat M. Mohareb, Sherif M. Sherif, Wagnat W. Wardakhan, Amr S. Abouzied
Acetoacetanilide derivatives 1a-c reacted with either malnonitrile or ethyl cyanoacetate and elemental sulfur to give the thiophene derivatives 3a-f. The reactivity of 3a towards some chemical reagents to give thiophene, theino[2,3-b]pyridine, thieno[2,3-c]pyrimidine and coumarin derivatives was studied. The anti-tumor evaluation of the newly synthesized compounds against the three human tumor cells lines namely breast adenocarcinoma (MCF-7), non-small cell lung cancer (NCI-H460) a...

Nov 26, 2014Open    AccessArticle

Consumerism in American Society and the Role of Government

Fred Bedell
This essay speaks to the fact that the United States is a consumptive society, as we are dependent on producers to provide the goods and services necessary to maintain our daily living requirements. It addresses a correlation between historical policies and presents events and practices that continue to undermine public policies that benefit the consumer. Most importantly, the role of government is to provide health and safety for the population and protect it from a corrupt political system tha...

Nov 25, 2014Open    AccessArticle

Self-Regulation to Maintain Moderate Self-Views: Prior Self-Regulation Increases Biases Related to Self-Esteem

Matthew T. Gailliot, Anne L. Zell
High self-esteem is associated with biases in which the person overestimates their positivity, whereas low self-esteem is associated with underestimations of one’s positivity. The current study examined whether these biases emerge more strongly when self-regulation is impaired. Participants first completed a task that either did or did not require self-regulation. They later interacted with another participant and indicated the extent to which they viewed themselves as having behaved positively ...

Nov 25, 2014Open    AccessArticle

Having Used Self-Control Reduces Emotion Regulation—Emotion Regulation as Relying on Interchangeably Used “Self-Control Energy”

Matthew T. Gailliot, Anne Zell, Roy F. Baumeister
Four studies tested and confirmed the hypothesis that having used self-control reduces subsequent emotion regulation. Participants first completed a task that either did or did not require self- control (attention control, overriding one’s accustomed writing style, or breaking a habit). They later encountered situations designed to activate emotions that typically are downregulated. Participants either met someone new (anxiety), anticipated speaking publicly (anxiety), or recalled times when the...

Nov 25, 2014Open    AccessArticle

Magnitude and Factors of Occupational Injury among Workers in Large Scale Metal Manufacturing Industries in Ethiopia

Yitagesu Habtu, Abera Kumie, Worku Tefera

Background: The burden of occupational injury in most developing countries including Ethiopia is becoming a public health problem. Therefore, information that shows the magnitude and predictors of occupational injury in most risky work places in Ethiopia such as large scale metal manufacturing industries is indispensable for proper health intervention programs. Objectives: The aim of this study was to assess the magnitude and factors affecting occupational injuri


Nov 24, 2014Open    AccessArticle

Three-Dimensional Temperature in Pipe Heated Concrete

Frederick J. Young
Heating by pipes embedded in concrete is considered in three-dimensional space. A concrete floor resting on the ground or held at a constant temperature has heating pipes located midway between the top and bottom of the concrete. The top of the concrete is cooled by Newton’s law of cooling and the sides are insulated.

Nov 24, 2014Open    AccessArticle

Is Air Pollution a Risk Factor for Low Birth Weight in Ulaanbaatar, Mongolia?

Gantuya Dorj, Angarmurun Dayan, Khuderchuluun Nanjid, Undram Lkhagvaa, Chimedsuren Оchir
Ulaanbaatar (Mongolia) is one of the most air polluted capital cities in the world, with ambient sulfide dioxide (SO2) and particulate matter PM10 and PM2.5 levels > 23 times World Health Organization (WHO) standards in winter. Several studies have examined the effects of air pollution on pregnancy, providing that exposure to ambient air pollutants is associated with poor birth outcome, such as low birth weight. Our study goal was to study the associations bet...

Nov 24, 2014Open    AccessArticle

The Texas Sharpshooter in the Three Grand Tours (1933-2013): No Evidence for Superior Time Trial Performances in the “Epo Era”

Hein F. M. Lodewijkx, Peter Verboon
Studies examining effects of doping in professional road racing building on archival records of the three major European stage races—the Tour de France, Giro d’Italia, and Vuelta a Espana—con- cluded that riders’ final performances in the “epo era” (>1990) strongly improved, yet declined since 2004. These observations can be criticized. First, we argue that time trial performances are more valid than final performances to indirectly evaluate doping effects. Second, we will pay attention to an...

Nov 21, 2014Open    AccessArticle

A Cross Sectional Study: Availability of Improved Sanitation Facilities and Associated Factors among Rural Communities in Lemo Woreda, Hadiya Zone, Southern Ethiopia

Tadele Yohannes, Abdulalik Workicho, Henok Asefa
Background: Faecal-oral diseases represent the largest health burden associated with a lack of improved sanitation. Diarrhea is the most burdensome of these and accounting for over millions of deaths each year. Access to improved household sanitary facilities have great health benefits ranging from reductions in diarrhea, helmenth infections and trachoma through reduced risk of accidents and enhanced psychosocial well-being. Objective: This study was aimed at assessing the availability of improv...

Nov 21, 2014Open    AccessArticle

The Influence of the Carbon Surface on the Rate of Copper Recovery from Slag of the Direct-to-Blister Process

Piotr Madej, Marian Kucharski
The study was devoted to the investigation of the influence of the carbon reducer’s surface on the rate of the copper removal (in the form of a copper-reach alloy, Cu-Pb-Fe) from the slag produced in the flash direct-to-blister process at the Glogów smelter in Poland. The slag used in this work was taken from the direct-to-blister Outokumpu flash furnace at the smelter in Glogów. Graphite penetrators of different surfaces were used as the slag reducer, and the experiments were carried out at 157...

Nov 20, 2014Open    AccessArticle

Pre-Service Science Teachers’ Training: The Case of Colleges of Education in Nigeria

Jacob Kola Aina
Colleges of Education are teacher training institutions established to train teachers for primary and junior secondary schools in Nigeria. Research shows that science teachers trained in these colleges are not performing well in classrooms after their graduation. This is due to problems associated with Colleges of Education such as lack of science equipment, bad leadership, lack of committed lecturers and bad admission policy. These problems make teachers trained in these colleges to be incompet...

Nov 19, 2014Open    AccessArticle

Toxic Effect of Imidacloprid on Protein Content in Estuarine Clam, Katelysia opima (Gmelin)

Madhura D. Mukadam, Arvind S. Kulkarni
The indiscriminate use of insecticide has caused serious pollution problems of aquatic ecosystems. Imidacloprid is mainly used to control sucking insects such as rice hoppers, aphids, thrips and some species of beetles. Further it is known to cause apathy, myatonia, tremor and myospasms in humans. Toxic effects of imidacloprid were estimated by selecting Katelysia opima as an animal model. Effect of imidacloprid on total protein content of gill, mantle, hepatopancreas, foot, male gonad an...

Nov 19, 2014Open    AccessArticle

Characteristics of HIV Co-Infected Patients among Tuberculosis Patients Accessing Care at a DOTS Clinic in South-Eastern Nigeria

Emmanuel Chukwunonye Azuike, Ebele Dabeluchukwu Azuike, Ebele Dabeluchukwu Azuike, Moses Chukwuemeka Ohamaeme, Darlington Chukwudimma Obi, Ifeoma Chisom Iloghalu, Ifeanyi Ndubisi Udedibia, Charles Chukwudalu Ebulue, Uzoamaka Ugochinyere Epundu, Nkiru Ifeoma Chikezie, Clifford Chidiebere Aniagboso, Chijioke Amara Ezenyeaku

Background: One third of the world’s population constituting 2 billion people are infected with Tuberculosis (TB), which is the second most common cause of mortality amongst communicable diseases. Nigeria ranks fourth among 22 high TB burden countries. One of the major challenges to the control of TB is the presence and interaction of TB with HIV. In many parts of Africa, infection with HIV has further increased TB morbidity and mortality. To effectively control


Nov 18, 2014Open    AccessArticle

The Relationship of Personality, Spirituality and Posttraumatic Growth to Subjective Wellbeing

Michael Galea
A growing number of studies are indicating that a number of people report psychological growth after experiencing trauma. This may be so because suffering stimulates the need and search for meaning [1]. In this cross-sectional and correlational study, we sought the relationship of subjective wellbeing to posttraumatic growth in view of past trauma exper...

Nov 17, 2014Open    AccessArticle

Change Process, Supports and Barriers in Residential Treatment Program: A Qualitative Approach

Katerina Flora
Various studies have employed quantitative and qualitative methods in order to explore the process of behavioral change emerging during a drug addiction treatment, i.e. the factors both encouraging and discouraging such change. Treatment has been conceived as a process of maturation (“maturing out” theory) or as a sudden behavioral change (“rock bottom experience”). This article focuses on the qualitative approach of the therapeutic procedures of a residential treatment program. The parti...

Nov 17, 2014Open    AccessArticle

Seductive Behavior: Can It Be Harmful?

Thiago de Almeida
The love experience involves a certain degree of reciprocity and balance between the partners. However, many patients complain of difficulty in maintaining their interest in different partners and therefore extending the relationship beyond the seduction phase. This dynamic resembles Donjuanism, however, it differs precisely because sexual acting is not essential for the characterization of the compulsive seduction but the conquering effort itself. Considering the scarcity of studies and given t...

Nov 14, 2014Open    AccessArticle

Pregnancy with Elephantiasis Neurofibromatosa—A Rare Presentation

Monika Gupta, Vipan Gupta, Kamini Sapre, Sushmita Sharma, Prithpal S. Matreja
Neurofibromatosis (NF1) is an autosomal dominant disorder primarily affecting the development and growth of nerve cell tissues. We report a rare case of pregnancy with giant plexiform neurofibroma involving the genital tract with adverse perinatal outcome. A 26-year-old female presented at term in labour with NF1 and a huge plexiform neurofibroma arising from sacral region, gluteal region, pelvis and involving left labium majus. She delivered by cesarean section and the baby had congenital NF1. ...

Nov 14, 2014Open    AccessArticle

Analysis on the Propagation of the Fiber-Optic Signals in the Perturbed Nonlinear Schrodinger Equation

Qianqian Xing, Jiuli Yin, Lixin Tian
Chaos appears in the whole process of fiber-optic signal propagation with one external perturbation due to the absence of damping. Via adding a proper controller, chaos cannot be suppressed when the controller’s strength is weak. With the increase of the controller strength, the fiber-optic signal can stay in a stable state. However, unstable phenomenon occurs in the propagation of the fiber-optic signal when the strength exceeds a certain degree. Moreover, we discuss the parameters’ sensitivity...

Nov 13, 2014Open    AccessArticle

Effect of Austempering Time on Microstructure and Wear Resistance of Ductile Iron Castings

Mustafa A. Rijab, Ali I. Al-Mosawi
An experimental investigation was carried out to study the structure of ductile iron castings which were selected to perform the investigation: 1.4% Ni - 0.3 Mo and 2.4% Ni - 0.3 Mo. After austenitizing at 880℃ for 1.3 hr, the two alloys were austempered at 250℃ and 350℃ for time intervals of 60, 120, 240 minutes. Microstructure observation and measurement of UTS, and adhesive wear resistances were reported as functions of austempering time. The results also showed that the obtained structure pr...

Nov 13, 2014Open    AccessArticle

Usefulness of Liver and Spleen Acoustic Radiation Force Impulse (ARFI) for the Evaluation of Cirrhotic Patients

Luciana Barbosa, Catarina Oliveira, Alexandra Fernandes, Margarida Marques, Joao Pereira, Carlos Sofia, Filipe Caseiro-Alves, Maria José Noruegas
Objective: To evaluate the correlation between ARFI and Child-Pugh classification. Secondary Aims: 1) To compare ARFI values (hepatic, splenic and spleno-hepatic index) from cirrhotic to normal population; 2) To correlate biochemical parameters of liver function and ARFI. Materials and Methods: 58 cirrhotic patients (referenced to US for surveillance or to clarify any hepatic decompensation) were included in this prospective study, as well as 38 healthy subjects who underwent ultrasonography for...

Nov 12, 2014Open    AccessArticle

A Continuous Dynamical Systems Approach to Gauss-Newton Minimization

Roy Danchick
In this paper we show how the iterative Gauss-Newton method for minimizing a function can be reformulated as a solution to a continuous, autonomous dynamical system. We investigate the properties of the solutions to a one-parameter ODE initial value problem that involves the gradient and Hessian of the function. The equation incorporates an eigenvalue shift conditioner, which is a non-negative continuous function of the state. It enforces positive definiteness on a modified Hessian. Assuming the...

Nov 12, 2014Open    AccessArticle

International Development’s Hidden Agenda: Towards a Latent Modernization of “Traditional” Societies

Juan David Gómez-Quintero, Chaime Marcuello-Servós, Maria Luisa Sierra Huedo
This paper examines the existence of a hidden agenda in international development i.e. a group of latent ideas to promote social change in “traditional” societies. The arguments to support and analyse this proposal come from empirical work during several years and places, with special emphasis in Colombian ethnic minorities who receive aid from European agencies. This main idea focuses in three areas that are the part of the development projects: gender equality, environmental awareness a...

Nov 11, 2014Open    AccessArticle

Evaluation of Volatile Compounds of “Tiger Nut Beverage” (Orxata de Xufla) Headspace by Optimized Solid-Phase Micro-Extraction

Bruna Klein, Joan-Josep Gallardo-Chacón, Idoia Codina-Torrella, Antonio-José Trujillo, Bibiana Juan
The aroma profile of “tiger nut beverage” (orxata de xufla) was investigated by headspace solid- phase micro-extraction (HS-SPME) combined with gas chromatography-mass spectrometry (GC- MS). Polidimethilsiloxane/divinylbenzene (PDMS/DVB), carboxen/polydimethylsiloxane (CAR/ PDMS), polyacrylate (PA) and divinylbenzene/carboxen/polydimethylsiloxane (DVB/CAR/PDMS) fibers were tested and compared for sensitivity beyond conditions that might affect the SPME procedure, such as temperature, concentrati...

Nov 10, 2014Open    AccessArticle

The Role of Magnetite Nanoparticles (ICNB) in Discovery New Factor Which Influence on Permeability of Erythrocytes and Eryptosis

Andrey Belousov
This paper presents original research studying the effects of biocompatible nanoparticles standardized (ICNB) on the permeability of erythrocytes and eryptosis. The presented evidence demonstrates that changing orientation and mobility protons of the hydrogen atoms in the pericellular fluid significantly modify the permeability and physiological activity of erythrocytes. The leading role of the state of cell membrane and transport activity enzymes (ATPase) in ensuring its permeability and functi...