Background: Cross contamination of dental appliances in the dental clinics and laboratories may potentially be a health hazard to the dental team and the patient. This study aimed to evaluate bacterial contamination of acrylic complete denture as received from dental laboratory before delivery to the patient, and then to evaluate the effectiveness of disinfection with 2% chlorhexidine and Kin denture cleaner tablet. Materials and methods: 45 newly made upper complete dentures undergone biaacterial examination for contamination before delivered to the patient. Samples were examined in two stages, first after finishing and polishing; when collected from the laboratory and before inserting to the patient mouth, second; after the samples were

For any group G, we define G/H (read” G mod H”) to be the set of left cosets of H in G and this set forms a group under the operation (a)(bH) = abH. The character table of rational representations study to gain the K( SL(2,81)) and K( SL(2, 729)) in this work.

The notion of interval value fuzzy k-ideal of KU-semigroup was studied as a generalization of afuzzy k-ideal of KU-semigroup. Some results of this idea under homomorphism are discussed. Also, we presented some properties about the image (pre-image) for interval~ valued fuzzy~k-ideals of a KU-semigroup. Finally, the~ product of~ interval valued fuzzyk-ideals is established.

الخلفية: الولادة المسبقة هي السبب الرئيسي لوفيات و مرضية الاطفال حديثي الولادة وهي من مضاعفات الحمل التي تشكل تحديا حيث ان العلاجات الحالية لوقفها  فعالة بصورة هامشية, ولا يوجد تحسن في حدوثها للعقود الخمسة الماضية. وعلى الرغم من وجود اسباب متعددة للولادة المسبقة , تبقى معظم الحالات غير معروفة السبب . و في تلك الحالات يبدو الخمج من الاسباب المحتملة.

هدف الدراسة

The current research was carried out to enhance Aloe vera propagation via tissue culture technique. BA at 0, 1, 2, 3, and 4 mg/l alone or combined with 0.1 mg/l NAA were used for shoot proliferation. The best result was recorded by using 2mgl-1 BAP (5.33 shoots/ explant). Meanwhile, combination between 2 mg/l BAP with (0.2, 0.4 and 0.6) mg/l kinetin, NAA or IBA were tested and best protocol was shown by using 2 mg1-1 BAP + 0.6 NAA which recorded 4.89 shoots/ explant. For rooting, MS medium at half and full strength salts were used supplemented with 0, 1, 2, 3, 4mgl-1 of NAA. The result revealed that 3 mg1-1 NAA at half strength of MS medium regenerate developed roots (8.67 roots / shoot) within 4 weeks. The well successful healthy plantl

The electoral mechanism is remarkably clear, a political tool for institutional construction, directing political life, forming the political scene, and forming the partisan scene. This process was through the design of electoral laws, as elections in Tunisian political history represented the indicator of its slow and accelerated transformations, so The elections in Tunisia usually coincide with important political stages, accompanied by legislative or constitutional amendments in general, Islamic or secular forces have played a fundamental role in promoting the democratic experience and the principle of the peaceful transfer of power. This led to the formation of a national consensus that would help the country not enter into political

This research   aimed  at   explorivg   the  reality  of  environmental   agricultural  extension  system and visualiz  proposal to improve the quality agricultural  extension systemcontaining the environmental  agricltural  extension inputs , operations   outputs  and Continuou improvemen .The research community included the provinces of  the central regionof Iraq  8 Provinces &nbsp

 The Koya Directorate of Irrigation (KDI) has a plan to develop the agriculture and launch new agricultural projects in Chinarok area in particular for forestry and orchards plantation. This development requires quantifying the amount of irrigation water and evapotranspiration for the vegetated area. In this paper, these requirements were investigated and evaluated. Chinarok is a rural area located in Kurdistan region north of Iraq. The (KDI) classified the area into three major vegetation types; turfgrass, orchards and forests. Based on the metrological records and plants physical properties, an evapotranspiration (ET) has

This study was conducted during the period from March till the end of October 2018, to study the histopathological changes of Myxobolus bramae in kidney tissue of Carasobarbus luteus caught from Tigris River passing through Baghdad city.  During the period of this study, a total of 60 fishes belonging to Carasobarbus luteus species from the family Cyprinidae were collected. The prevalence of infection with these protozoa was determinate (5.00%). Histopathological study due to M. bramae in the kidney tissue of C. luteus was done by using three types of stain: Hemotoxylin and eosin, giemsa and acid fast stain to observe plasmodia cyst and structures of spores. These changes

This study was aimed to determine the role of vitamin D on renal function and thyroid gland. Eighty blood samples were collected (20 patients and 20 healthy) of different sex with different ages (28-88) years from Baghdad's hospitals to study the renal function, as well as samples from (20 patients and 20 healthy) of different sex with various ages (12-62) years were collected to study the thyroid gland function. The blood samples of kidney were tested for urea, creatinine and vitamin D, whereas other samples tested for Thyroid stimulating hormone (TSH), Thyroxine (T4), and Tri-iodothyronine (T3), and vitamin D. The results

The wheat crop consider one of the main important crops in the world, and it is occupied the first order in importance, it is one of the winter grains crop in Iraq, and the Iraqi family cannot leave it because its nutritional gains besides its economic importance. The agricultural policies those follow by the government are influence positively or negatively on the agricultural production; therefore we should focus on evaluating these consequences. The  study aims estimating the demand and supply functions for the wheat crop in Iraq and  analyzing the stability in equilibrium  system of  the demand and supply for the crop during the period (1971-2013), besides evaluating consequences of  the agricultural

Two factorial experiments were conducted .The first one was field experimental which was carried out at the one of  agricultural farms in Thi-Qar governorate – Nassiriyah district during the winter seasons of 2014 - 2015 and 2015 - 2016  .The second was carried out in the laboratories of Agriculture and Marshes Colle. , Univ. of Thi-Qar  . The aim was to investigate the effect of foliar application of seaweed extract on growth , yield and seeds vigour of four bread wheat cultivars . The design of field experiment was (RCBD) in factorial experiments with three replications in two factors .The first factor included four wheat cultivars ( Bohooth -22, Al-tahadi , IPA – 99 and Al-Rasheed )

This study was carried out to devise a local nutrient media for primary mycelium growth of two species of fungi belonging to the genus oyster mushroom Pleurotu snamed Pleurotus ostreatus and Pleurotus eryngii using tissue culture or mycelium inoculation for reproduction and production. Different natural material was used for this purpose involved Cumin, onion, oatmeal, banana peel, date seeds, garlic, alfalfa, flowers of palm pollenin a concentration ranged from 10 to 40 g/ L.  The study was also focused on the effect of physical factors as temperatures and pH on growth rate of fungal mycelium. The results shown that the media prepared from cummins and onion powder

The experiment was conducted at the plant tissue culture laboratory of the Department of Horticulture and Garden Engineering College of Agricultural Engineering Sciences, University of Baghdad, in order to study the effect of some growth regulators on propagation an stimulation production of volatile oil compounds of rosemary plant Rosmarinus officinlis using two vegetative parts (apical and lateral buds). Factorial experiment was implemented in completely randomized design with twenty replications. The results indicated that culturing the apical meristem on the medium Murashige and Skoog (MS) media with 0.5 mg.l-1 (BA) with 0.1 mg.l-1 of NAA gave the highest response rate of 100%. As for the doubling stage, the levels of BAA and IAA (Indol

This research paper is about thevariationin the degree of Continentality climate of the
Iraq during (40) years for a number of climate station. Using Poresof formula, it is found out
that the climate of Iraq ranges between extreme Continentality and very extreme
Continentality, and that the Continentality degree is characterized with extreme frequency
from one year to another. In certain years, the degree of climate Continentality decreases
while in other years it rises in such a way that there is no similarity in the Continental degree
from one year to another for the same station.
As for the general trend of the degree of Continentality, the last years had noticed
special variations, which are divided in to thre

This study was aimed to investigate microbiological and molecular markers of periodontal problems and its association with conception in 101 Iraqi women, 50 primary infertile while 27 secondary infertile and 24 pregnant as control group. Major periodontal pathogen in the subgingival plaque and cervical vaginal swab specimens was detected, and molecular marker (16SrRNA) gene used for detection of Fusobacterium in our study. Fusobacterium sp. isolates from oral samples were examined biochemically and confirmed by molecular detection, they were also subjected to antibiotic sensitivity test and were shown to be resistant to β-lactamase family of antibiotics and were mostly resistant to Ciprofloxacin. Four

A simple, rapid, accurate, sensitive and ecofriendly method has been developed for the quantitative determination of Cefixime (CFX) in pure form and pharmaceutical preparations by using a combination of cloud point extraction with UV-Visible absorption spectrophotometric method. Analytical applications of complexation with metal ions by reacting Cefixime (CFX) with  Iron (III) to form chelate complexes under limited experimental conditions. The method based to dissolved CFX in 0.1 M NaOH,  10% (v/v) Triton X-114 and  mixed with (1000 μg mL^-1<

This study was aimed to investigate the Portulaca oleracea is a succulent plant in Portulacaceae family distributed around different regions of Iraq as collected widely in the gardens of Baghdad governorate. The results of this study shown that a systematic significant of morphological and anatomical data. Individuals of purslane showed herb habit with branched shoot stems. Stems and leaves are glabrous and leaves are alternate, the petiole is absent. There is variation in morphological characters as (Flowers, inflorescence architecture), these inflorescences were viewed as clustered in the form of small one carrying many male and female flowers as the inflorescences take the form of lon

The toxicity of insecticide dichlorvos (90%) was tested in ovaries of mosquito fish using three sublethal concentrations (0.3, 0.6, 0.8 µg/L) and studied their effects on the means of body and ovary weights, gonadosomatic index, ovum size and ova number. Results showed that there was a significant (P<0.05) decrease in body and ovary weights, ovum size and ova count. However, there was no significant (P<0.05) difference in gonadosomatic index in treated groups with the three concentrations of dichlorvos compared with the control group. This study was added evidence on the ovular toxicity of dichlorvos concerning its effect on fish production as well as reduction in the means of productive offspring and their survival.

BACKGROUND: Cough-variant asthma (CVA) is a type of asthma in which the main symptom is a dry, non-productive cough. OBJECTIVE: The objective of the study was to evaluate the therapeutic effect of Montelukast in CVA and to investigate the prevalence of Montelukast in CVA. METHODS: A cross-sectional study was conducted on 30 patients with chronic cough at least 8 weeks using Montelukast at Al-Kindy Hospital over the period of January 2018‒March 2018. An interview using questionnaire was used to collect the data that were specifically prepared to meet the objective of study including age, sex, associated disease, exacerbation factors, and classical therapy. RESULTS: There was a reduction of the symptoms associated

The removal of cadmium ions from simulated groundwater by zeolite permeable reactive barrier was investigated. Batch tests have been performed to characterize the equilibrium sorption properties of the zeolite in cadmium-containing aqueous solutions. Many operating parameters such as contact time, initial pH of solution, initial concentration, resin dosage and agitation speed were investigated. The best values of these parameters that will achieved removal efficiency of cadmium (=99.5%) were 60 min, 6.5, 50 mg/L, 0.25 g/100 ml and 270 rpm respectively. A 1D explicit finite difference model has been developed to describe pollutant transport within a groundwater taking the pollutant sorption on the permeable reactive barrier (PRB), which i

Improving in assembling technology has provided machines of higher evaluation with better resistances and managed behavior. This machinery led to remarkably higher dynamic forces and therefore higher stresses. In this paper, a dynamic investigation of rectangular machine diesel and gas engines foundation at the top surface of one-layer dry sand with various states (i.e., loose, medium and dense) was carried out. The dynamic investigation is performed numerically by utilizing limited component programming, PLAXIS 3D. The soil is accepted as flexible totally plastic material submits to Mohr-Coulomb yield basis. A harmonic load is applied at the foundation with amplitude of 10 kPa at a frequency of (10, 15 and 20) HZ and se

The Current research aims to identify ( The effects of Daniel Model in Cognitive Motivation for the Students of the Third grade average ) , To verify the objective of this research , the researchers added nul hypothesis following : There is no difference is statistically significant at the level of ( 0.05 ) between the average scores of students who studied Daniel Model and the average students who studied by using traditional method in Cognitive Motivation scale. The research was conducted on a sample of the average Third grade students in a medium Al – sadiq Al – Ameen secretary for boys affiliated to the General Directorate for Educational in Baghdad Al – rusafa 2 and for academic year ( 2014 – 2015 ) , the researchers adopted

Temperature inside the vehicle cabin is very important to provide comfortable conditions to the car passengers. Temperature inside the cabin will be increased, when the car is left or parked directly under the sunlight. Experimental studies were performed in Baghdad, Iraq (33.3 ^oN, 44.4 ^oE) to investigate the effects of solar radiation on car cabin components (dashboard, steering wheel, seat, and inside air). The test vehicle was oriented to face south to ensure maximum (thermal) sun load on the front windscreen. Six different parking conditions were investigated. A suggested car cover was examined experimentally. The measurements were recorded for clear sky summer days started at 8 A.M. till 5 P.M.

This study included the extraction properties of spatial and morphological basins studied using the Soil and Water Assessment Tool (SWAT) model linked to (GIS) to find the amount of sediment and rates of flow that flows into the Haditha reservoir . The aim of this study is determine the amount of sediment coming from the valleys and flowing into the Haditha Dam reservoir for 25 years ago for the period (1985-2010) and its impact on design lifetime of the Haditha Dam reservoir and to determine the best ways to reduce the sediment transport. The result indicated that total amount of sediment coming from all valleys about (2.56 * 10⁶ ton). The maximum annual total sediment load was about (488.22 * 10³ ton) in year 1988

After considering engineering, economics, and supply due-date strategic decisions as the death knell for the selection of industrial machinery suppliers, the technical capability of the suppliers is one of the strategic decisions for consideration. To achieve this, necessary attributes of this strategic decision were identified in this study. These attributes include the quality of mechanics used, quality of staff used, level of research work done, level of quality control, and quality of companies patronizing the vendor. They were modelled and integrated (logic) for decision-making and then evaluated using a case study of procuring a Cocoa Liquor Press for extracting butter from the cocoa liquor using three vendors V1, V2, and V3 that p

Kurdistan power system is expanded along years ago. The electrical power is transmitted through long transmission lines. The main problem of transmission lines is active and reactive power losses. It is important to solve this issue, unless, the most of electrical energy will lost over transmission system. In this study, High Voltage Direct Current links/bipolar connection were connected in a power system to reduce the power losses. The 132kV, 50 Hz, 36 buses Kurdistan power system is used as a study case. The load flow analysis was implemented by using ETAP.16 program in which Newton-Raphson method for three cases. The results show that the losses are reduced after inserted HVDC links.

The aim of the current research is to identify the level of organizational culture among the headmasters and teachers of intermediate and secondary schools in Arar city. It also aims to identify the effect of job variables, qualifications, educational stage, and years of experience on the level of organizational culture and its domains. The research sample consisted of 62 participants divided into 7 headmasters and 55 teachers. The researcher used the questionnaire of the organizational culture. The researcher used also statistical methods such as mean, standard deviation, t-test, and One way ANOVA. The results revealed that the level of organizational culture and its four domains were high, and there was no effect of the variables (teac

The Indoor Environmental Quality (IEQ) describes an indoor space condition that the wellbeing and comfortability are provided for the users. Many researchers have highlighted the importance of adopting IEQ criteria, although they are not yet well defined in the Kurdistan region. However, environmental quality is not necessary for the contemporary buildings of the Kurdistan Region, and there is no measurement tool in the Region. This research aims to develop an IEQ assessment tool for the Kurdistan region using Mixed method methodology, both qualitative and quantitative. Therefore, a Delphi Technique was used as a method initially developed as systematic, interactive forecasting on a panel of experts. Thirty-five Delphi C