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Articles 1 - 30 of 190
Full-Text Articles in Life Sciences
Development And In Vitro Evaluation Of Buccal Effervescent Tablet Containing Ropinirole Hydrochloride, Shahla S. Smail, Naz J. Ibrahim, Nozad R. Hussein
Development And In Vitro Evaluation Of Buccal Effervescent Tablet Containing Ropinirole Hydrochloride, Shahla S. Smail, Naz J. Ibrahim, Nozad R. Hussein
Polytechnic Journal
The buccal delivery is an attractive route to improve the clinical efficacy of ropinirole hydrochloride (RH) for the treatment of Parkinson and restless syndrome since this drug undergoes extensive first-pass effect, which has only 50% bioavailability after oral administration. The purpose of this study was to develop and optimize the formulation of fast disintegrating buccal effervescent tablets of RH using four types of superdisintegrants. The direct compression method was used to develop four different formulas containing RH using Kyron T-314, crospovidone, croscarmellose sodium, and sodium starch glycolate separately as a superdisintegrant. Sodium bicarbonate and citric acid were added to the …
Spectrophotometric Determination Of Carbamazepine In Pharmaceutical Formulations Based On Its Reaction With A Brominating Agent, Warda Rizgar, Diyar S. Ali
Spectrophotometric Determination Of Carbamazepine In Pharmaceutical Formulations Based On Its Reaction With A Brominating Agent, Warda Rizgar, Diyar S. Ali
Polytechnic Journal
Two accurate spectrophotometric methods described for the estimation of carbamazepine (CBZ) in both pharmaceutical and pure form. These methodologies are attached to the bromination of CBZ by bromine formed in instantly from the bromate-bromide reaction. The general procedure includes the additional of a known amount of bromate-bromide reagent in an acidic mediocre to CBZ. After the reaction is integrated, the unreacted bromine was reacted with a steady amount of methylene blue, and the absorbance was measured at 665 nm (method A) or, cresol red could be used for the reaction and the absorbance moderated at 517 nm (method B). Beer’s …
Dosimetric Analysis With Intensity-Modulated Radiation Therapy For Central Nervous System Irradiation In Patients With Brain Cancer Compared With Three-Dimensional Conformal Radiation Therapy Treatment, Noor S. Omar, Ronak T. Ali
Dosimetric Analysis With Intensity-Modulated Radiation Therapy For Central Nervous System Irradiation In Patients With Brain Cancer Compared With Three-Dimensional Conformal Radiation Therapy Treatment, Noor S. Omar, Ronak T. Ali
Polytechnic Journal
Intensity-modulated radiation therapy (IMRT) was put as the development of three-dimensional conformal radiation therapy (3D-CRT). The purpose of the present study is to compare the dosimetric analysis of two techniques of radiotherapy (IMRT) and 3D-CRT, which include target volume and organ at risk for both plans. The present study enrolled that nine patients with different types of brain cancer which previously irradiated from November 2018 to May 2019 were selected in Zhianawa Cancer Center in Sulaymaniyah; all cases were planned again by both techniques 3D-CRT and IMRT. IMRT planning provides reducing the dose of both right and left optic nerve …
Knowledge And Attitudes Of Pregnant Women Regarding Breastfeeding, Hamdia M. Ahmed, Safyia Sabri Piro
Knowledge And Attitudes Of Pregnant Women Regarding Breastfeeding, Hamdia M. Ahmed, Safyia Sabri Piro
Polytechnic Journal
Inadequate knowledge or inappropriate attitude about breastfeeding may lead to undesirable consequences. This study assessed the breastfeeding knowledge and attitude of pregnant women about breastfeeding. A descriptive cross-sectional study was conducted on 120 pregnant women from four primary health-care centers in Erbil City/Iraqi Kurdistan from March 15, 2017, to May 15, 2017. A structured questionnaire was developed based on the evidence in the literature. A face to face interview technique was used for data collection. Overall, 61.7% of mothers had a poor level of knowledge of breastfeeding despite having a positive attitude (96.7%). There was a significant association between mothers’ …
Prevalence Of Cigarette And “Waterpipe” Smoking Among “Duhok Universities” Students, Masood Abdulkareem Abdurahman, Jader Aziz Jader
Prevalence Of Cigarette And “Waterpipe” Smoking Among “Duhok Universities” Students, Masood Abdulkareem Abdurahman, Jader Aziz Jader
Polytechnic Journal
Tobacco use is considered one of the largest public health threats facing the world. Waterpipe smoking (WPS) is a customary and cultural method of tobacco consumption in many parts of the world. This study aimed to find the prevalence of smoking among Duhok city University students in Iraq and to assess students’ knowledge regarding smoking. A cross-sectional, self-completed questionnaire-based study was conducted at four Universities in Duhok city. According to the study’s objectives, scientific and literature colleges from each university are selected. The selection of the number of enrolled colleges and departments is proportionate with total university students’ number. The …
Estimation Of Complement Components (C3 And C4) And Hs-Crp Level In Kidney Failure Patients, Zaid N. Elia, Nisreen W. Mustafa
Estimation Of Complement Components (C3 And C4) And Hs-Crp Level In Kidney Failure Patients, Zaid N. Elia, Nisreen W. Mustafa
Polytechnic Journal
Several kidney diseases associated with complement activation. Complement activation occurs in progressive chronic kidney disease and may contribute to the chronic inflammation that is characteristically found in the kidney. This study was aimed to detect the level of complement system in kidney failure patients. This study was included (30) patients with renal failure and (15) healthy donors as control group. Serum samples separated from the whole blood of patients and healthy individuals. C3, C4, and high sensitive C- reactive protein (hsCRP) levels were estimated for all samples. The results were analyzed according to patients who were dialysis, non-dialysis, with diabetes, …
Performance Evaluation Of Construction Project In Erbil City By Adopting Site Layout Planning
Performance Evaluation Of Construction Project In Erbil City By Adopting Site Layout Planning
Polytechnic Journal
In general, construction site management is planning, organizing, leading, directing, monitoring, and controlling overall construction activities, during the implementation phase, one of the key elements of construction site management is site layout planning, which is identifying, sizing, and placing temporary facilities within construction boundaries. It has got enormous influence on project parameters. The main aim of this study is to investigate Erbil’s project’s site layout performance. The study was carried out in Erbil, 16 projects have selected for assessment. From the result, it was found that these projects suffer from poor site layout planning, as there was a poor plan …
Effects Of Fly Ash And Granulated Ground Blast Furnace Slag On Stabilization Of Crude Oil Contamination Sandy Soil, Mohamed Arbili, Farman Ghaffoor, Mohamed M. Arbili
Effects Of Fly Ash And Granulated Ground Blast Furnace Slag On Stabilization Of Crude Oil Contamination Sandy Soil, Mohamed Arbili, Farman Ghaffoor, Mohamed M. Arbili
Polytechnic Journal
This paper deals with on stabilization of crude oil-contaminated soil. Industrial waste materials such as GGBFS and fly ash (FA) are used to achieve acceptable results for compaction and strength properties. GGBFS and FA utilized in two groups of soil (clean soil and 6% contaminated with crude oil) with varying proportions of GGBFS and FA by weight of soil. The primary goals of this study explain to establish a conclusion that GGBFS and FA are the best byproduct stabilizer material for increasing the strength and stability of soil by investigating samples of soil. In this study, the effect of GGBFS …
Isolation, Identification, And Antibiotics Susceptibility Determination Of Proteus Species Obtained From Various Clinical Specimens In Erbil City, Treska Dhia Kamil, Sanaria Fawzi Jarjes
Isolation, Identification, And Antibiotics Susceptibility Determination Of Proteus Species Obtained From Various Clinical Specimens In Erbil City, Treska Dhia Kamil, Sanaria Fawzi Jarjes
Polytechnic Journal
Fifty-two Proteus isolates, (47) Proteus mirabilis, (4) Proteus vulgaris, and (1) Proteus hauseri are being isolated from (200) clinical specimens taken from patients admitted to different hospitals in Erbil city/Kurdistan region of Iraq. Specimens were of urine, wounds swabs, burn swabs, vaginal swabs, ear swabs, eye swabs, and sputum. All isolates were identified depending on cultural, morphological, biochemical characteristics, and confirmatory VITEK 2 system. Furthermore, VITEK 2 (antibiotic susceptibility testing) panel was used to determine the antibiotic susceptibility of Proteus isolates, and the results showed that all isolates were entirely resistant to tetracycline and tigecycline (100%), but sensitive to meropenem. …
A Correlation Between Compaction Characteristics And Soil Index Properties For Fine-Grained Soils, Hunar Hama Ali, Ahmed Jabar Hamarash, Madeh Izat Hamakareem, Daban A. Muhedin
A Correlation Between Compaction Characteristics And Soil Index Properties For Fine-Grained Soils, Hunar Hama Ali, Ahmed Jabar Hamarash, Madeh Izat Hamakareem, Daban A. Muhedin
Polytechnic Journal
This paper addresses the correlation between the liquid and/or plastic limits with the compaction characteristics, maximum dry density, and optimum moisture content (OMC), for fine-grained soils. In the previous studies, several attempts have been made to identify these two important parameters from other simple soil properties such as index soil properties. Some concluded that liquid limit shows a good correlation with compaction characteristics, while others observed that plastic limit does. In this work, many soil samples have been taken from various locations around Koya city and the required tests have been carried out. The results have been illustrated to identify …
Cytotoxic Effects Of Vitamin D3 On Tumor Cell Lines, Twana A. Mustafa, Iman M. Rasul
Cytotoxic Effects Of Vitamin D3 On Tumor Cell Lines, Twana A. Mustafa, Iman M. Rasul
Polytechnic Journal
Vitamin D3 is a potent antiproliferative agent against various tumor cells in vitro. Here, the results of Vitamin D3 study as a potential antitumor therapy in vitro are presented. Applying antiproliferative 3(4,5-dimethyl- 2-thiazolyl)-2,5-diphenyl-2H-terazolium bromide assays, the inhibitory effects of the Vitamin D were measured. The following cancer cell lines were employed: L20B (normal cell line) and RD (malignant rhabdomyosarcoma). Both cell lines were cultivated in 96-wells culture plates in the presence and absence of different doses of Vitamin D (10–6, 10–8, and 10–10 ?g/ml) for 24 and 48 h. In vitro results of cytotoxic effects were variable on both cell …
A Dual-Band Planar Antenna For Wireless Local Area Network Applications, Yasser A. Fadhel
A Dual-Band Planar Antenna For Wireless Local Area Network Applications, Yasser A. Fadhel
Polytechnic Journal
Wireless local area network (WLAN) communication is one of the fast and secure wireless technologies, which is vastly used in nowadays portable and handheld devices. This paper is oriented on designing of a planar WLAN antenna to serve in WLAN network devices. The designed antennas are single and dual-band planar monopole antennas to be working at IEEE 802.11 WLAN frequencies; 2.45 GHz and 5.2/5.8 GHz bands. Different configurations have been used in the design process, especially for the dual-band antenna, where dual-resonant is required. The antennas have been designed analytically then simulated using the CST software package. Simulation results for …
Assessing Of Oil Refinery Plant Residues On Soil Contamination In Kasnazan District – Erbil, Iraqi Kurdistan Region, Ismaeel T. Ahmed, Darseem B. Ismael
Assessing Of Oil Refinery Plant Residues On Soil Contamination In Kasnazan District – Erbil, Iraqi Kurdistan Region, Ismaeel T. Ahmed, Darseem B. Ismael
Polytechnic Journal
This investigation conducted on April 01, 2015, of the different locations surrounding oil refinery factories near the Kasnazan district on Sulaimani road (Latitude 36.211N, Longitude 44.157E), to assess the effects of oil refinery factory residues on soil contamination. Soil samples were collected towards (E and W) from the contamination source, with various distances (0.5, 1, and 1.5 m) and different depths (0–10, 10–20, and 20–30 cm) consequently. The concentrations of heavy metals such as chromium, iron, manganese, nickel, and zinc were sequentially extracted and measured using portable X-ray fluorescence at the soil and water department laboratories. The heavy metals concentration …
A Mathematical Model For Prediction The Embedment Depth Of The Contiguous Piles Used In The Interchange Of Zakho Entrance, Najdat S. Akrawi, Shimal A. Ahmed
A Mathematical Model For Prediction The Embedment Depth Of The Contiguous Piles Used In The Interchange Of Zakho Entrance, Najdat S. Akrawi, Shimal A. Ahmed
Polytechnic Journal
Determination of the depths of the embedment of contiguous piles requires extensive soil investigation to obtain the soil physical parameters. In addition, a large number of such piles involved in restricted access projects make that depth an essential problem. A simple mathematical model for predicting the depth of embedment using the height of the retained soil, the standard penetration test values, and the bulk unit weight of the soils encountered for 261 pile data sets was introduced using an artificial neural network approach. The coefficient of determination equals to 0.99 for the tested the data reveal that the depth of …
Estimation Of Serum Homeostasis Model Assessment-Insulin Resistance And Lipid Profile In Beta-Thalassemia Major Patients And Their Correlation With Iron Overload In Koya City, Kochar K. Saleh, Saman R. Abdullah, Rukhosh E. Mekha
Estimation Of Serum Homeostasis Model Assessment-Insulin Resistance And Lipid Profile In Beta-Thalassemia Major Patients And Their Correlation With Iron Overload In Koya City, Kochar K. Saleh, Saman R. Abdullah, Rukhosh E. Mekha
Polytechnic Journal
The current study focused on 43 patients who suffer from major beta-thalassemia at the hospital of shaheed Dr. Khaled in the Koya city. Out range, age of cases was 8.03 ± 4.0 and of controls was 7.81 ± 3.11 years. Our aim is to observe the prevalence of homeostasis model assessment-insulin resistance and other physiological and biochemical changes in major beta-thalassemia. While we a significant changes confirm that serum glucose concentration was significantly higher in the patients than in the controls (P ? 0.01) and lipid abnormality occurs in beta-thalassemia major patients, which include high-density lipoprotein-cholesterol (HDL-C), low-density lipoprotein-cholesterol (LDL-C), …
Association Of Sleep Lack With Blood Pressure And Kidney Functions Among Young People In Erbil City, Ali Z. Omar, Ismail R. Maulood, Kareem K. Hamad, Hero N. Ali
Association Of Sleep Lack With Blood Pressure And Kidney Functions Among Young People In Erbil City, Ali Z. Omar, Ismail R. Maulood, Kareem K. Hamad, Hero N. Ali
Polytechnic Journal
Short sleep duration could be deemed a risk factor in occurring cardiovascular system and renal physiological malfunctions. Hence, the present study carried out from December 2018 to January 2019, intended to investigate the association between sleep lack with a circulation system and kidney functions among both genders of students (12 females plus 25 males) who have 18–23 years age and attending Salahaddin University-Erbil. The trial included a sleep lack group (sleep duration <6 h). The second group represented as a control (sleep duration >6 h). Blood pressure (BP) (systolic BP [SBP], diastolic BP [DBP], and mean arterial pressure [MAP]) and weights were estimated for both groups. Blood samples were taken to …
Detection Of Helicobacterpylori Antigens Among Patients With Gastroenteritis In Erbil City, Iraq, Karim J. S., Pshtewan D. Majeed, Kareem K. Hamad, Kareem K. Hamad
Detection Of Helicobacterpylori Antigens Among Patients With Gastroenteritis In Erbil City, Iraq, Karim J. S., Pshtewan D. Majeed, Kareem K. Hamad, Kareem K. Hamad
Polytechnic Journal
Helicobacter pylori is a significant pathogen of the gastrointestinal tract infection connected with gastritis, peptic ulcers, and gastric carcinoma. Its infection influence more than half of the world’s inhabitants. This study aims to reveal the prevalence rate of H. pylori infection among patients with gastroenteritis and to investigate the risk factors such as age, gender, residency, blood group and rhesus factors related to this infection in Erbil city. Of 300 stool specimens from patients presenting with gastroenteritis who were admitted to Rizgary Teaching Hospital, Erbil, Iraq, from September 2018 to February 2019 were collected and screened for the presence of …
Treatment Of Wastewater Disposal From The General Hospital In Tuz Region Using Alum And Bentonite, Shno M. Ali
Treatment Of Wastewater Disposal From The General Hospital In Tuz Region Using Alum And Bentonite, Shno M. Ali
Polytechnic Journal
The general hospital in Tuz town in Iraq suffers from the absence of a wastewater treatment plant, in which the disposals of the hospital are discharged directly into the sewerage system. The aim of this study is to use simple and basic methods for treating wastewater from the general hospital in Tuz Town using bentonite clay and alum with different dosages by methods of coagulation, flocculation, and sedimentation using Jar test, to measure the general characteristics of wastewater such as chemical oxygen demand (COD), biochemical oxygen demand (BOD5), potential of hydrogen (PH), electrical conductivity (EC), nitrates (NO3), phosphates (PO4), hardness, …
Tensile Strength Modeling Of Limestone Rocks In Sulaymaniyah City, Iraq Using Simple Tests, Diyari Abdulrahman Mohammed, Younis M. Alshkane
Tensile Strength Modeling Of Limestone Rocks In Sulaymaniyah City, Iraq Using Simple Tests, Diyari Abdulrahman Mohammed, Younis M. Alshkane
Polytechnic Journal
Tensile strength of rocks is one of the mechanical properties of intact rock that is a significant parameter for designing geotechnical structures includes dam foundations and tunnels. The tensile strength can be determined indirectly using Brazilian indirect test procedure that is mentioned in the International Society for Rock Mechanics suggested methods. The availability of rock samples is needed to perform the Brazilian indirect test so as to determine their tensile strength which is expensive, time-consuming, and cost-effective especially for weak quality rock formations. Therefore, non-destructive methods for predicting the tensile strength of the rock are crucially needed during the poor …
Synthesis Of Zinc Sulfide Nanoparticles By Chemical Coprecipitation Method And Its Bactericidal Activity Application, Rebaz A. Omar, Karzan Abdul-Kareem Omar, Aqeel Ismael Gheni, Rekar Q. Ahmad, Sheyma M. Salih
Synthesis Of Zinc Sulfide Nanoparticles By Chemical Coprecipitation Method And Its Bactericidal Activity Application, Rebaz A. Omar, Karzan Abdul-Kareem Omar, Aqeel Ismael Gheni, Rekar Q. Ahmad, Sheyma M. Salih
Polytechnic Journal
A particle of zinc sulfide (ZnS) was synthesized by the chemical coprecipitation method using zinc sulfate heptahydrate (ZnSO4), ammonium sulfate (NH4)2SO4 as a reactant, and thiourea as a stabilizer and capping agent. The optioned product characterized by electron dispersive X-ray spectroscopy that exhibits the presence of Zn and S elements. The average particle size of the ZnS nanoparticles determined using X-ray diffraction is about 4.9 nm. The ultraviolet–visible spectroscopy showed the blue shift in wavelength and the band gap was 4.33 eV, the surface morphology of the synthesized ZnS nanoparticles powder was studied by scan electron microscopy which was showed …
Review Of Seismic Characteristics In Erbil City, The Capital Of The Kurdistan Region Of Iraq, Zina A. Abduljaleel, Bahman O. Taha
Review Of Seismic Characteristics In Erbil City, The Capital Of The Kurdistan Region Of Iraq, Zina A. Abduljaleel, Bahman O. Taha
Polytechnic Journal
Erbil city essentially suffers from the risk of earthquakes generated by Zagros-Taurus Belt. The central objective of this study is to identify the seismic characteristics and required seismic parameters for structural analysis. The methodology concentrated on reviewing the seismology and geology of Erbil city. It was concluded that the tectonically classified by an outer platform of the low folded zone in the position of Western Zagros Fold-Thrust Belt of the Arabian plate, geologically covered by Quaternary sediments and lithologically described by fluvial sediments, and the dynamic soil properties classified by site Class D. Seismicity review indicated that the seismic source …
Anchorage Zone Stresses Model Of Interior Diaphragm For Segmental Box Girder Bridge, Ghassan M. Werdina, Omar Qarani Aziz
Anchorage Zone Stresses Model Of Interior Diaphragm For Segmental Box Girder Bridge, Ghassan M. Werdina, Omar Qarani Aziz
Polytechnic Journal
Post-tensioning tendons in segmental box girder bridges are usually anchored in very massive diaphragms. This paper presents an analytical investigation of the anchorage zone stresses for an interior pier diaphragm and a rectangular block model (model of diaphragm anchorage zone). The failure load and load-displacement relation for the two cases were compared, a typical diaphragm for a segmental box girder bridge with external prestressing tendons and rectangular block model were analyzed by finite element program (ABAQUS). The anchorage devices were subjected to a prestressing design load which was based on the ultimate strength of the tendons. The magnitude and distribution …
Accuracy Assessment Of Duhok City Land Use Official Maps, Raad A. Kattan, Farsat H. Abdulrahman
Accuracy Assessment Of Duhok City Land Use Official Maps, Raad A. Kattan, Farsat H. Abdulrahman
Polytechnic Journal
In this study, the geometric accuracy of four different maps for three sectors of Duhok city was assessed. The maps were produced in different periods and different techniques. One set of maps was paper plotted maps, which had to be geo-referenced. The other three maps were digitally plotted with reference to the global coordinate system UTM/WGS-84/Zone 38 N projection. A total of 51 points were identified on one reference map, which is the master plan of Duhok city prepared by the general directorate of urban planning/Kurdistan region/Iraq with the collaboration of the German company Ingenieurburo Vossing Company. The reference map, …
Evaluation The Best Random Component In Modified Thomas-Fiering Model In Generating Rainfall Data For Akre Station, Fawaz Kh. Aswad, Ali Abduljabar Yousif, Sayran A. Ibrahim
Evaluation The Best Random Component In Modified Thomas-Fiering Model In Generating Rainfall Data For Akre Station, Fawaz Kh. Aswad, Ali Abduljabar Yousif, Sayran A. Ibrahim
Polytechnic Journal
In this research, the effect of random component in the modified Thomas-Fiering model to generate daily rainfall data was studied, and Akre station considered a case study. A random component with special distributions: Normal random numbers, Wilson-Hilferty (W-H) transformation, truncated W-H, and Kirby modification to W-H transformation were used. The model applied to the daily rainfall data for Akre station for available years 2000–2006 and the model used to generate the rainfall data for the years 2006 and 2007. The results showed that the correlation coefficients between the observed and generated data were 0.82 for normal random numbers, 0.77 for …
Particle Swarm Optimization On Parallel Computers For Improving The Performance Of A Gait Recognition System, Shahla A. Abdulqader, Hasmek A. Krekorian
Particle Swarm Optimization On Parallel Computers For Improving The Performance Of A Gait Recognition System, Shahla A. Abdulqader, Hasmek A. Krekorian
Polytechnic Journal
In recent years, the gait recognition (GR) using particle swarm optimization (PSO) algorithm (OSO) has been execute very fast and accurate with single computer, but with the appearance of parallel computing (PC), it was necessary to use this technique to improve the results of GR. This study presents the use of parallel computing approaches (PCA) to implement PSO for a GR system (GRS) to decrease processing while maintaining reconstructed image quality. These approaches are: Codistributor and parallel cluster. Many experiments have been executed with recognition between the two approaches. The experimental results showed that increasing the PSO swarm size, decreasing …
Evaluation Of Mix Proportions And Mechanical Properties Of Normal And High-Strength Fibers Concrete, Imad R. Mustafa, Omar Q. Aziz
Evaluation Of Mix Proportions And Mechanical Properties Of Normal And High-Strength Fibers Concrete, Imad R. Mustafa, Omar Q. Aziz
Polytechnic Journal
An experimental program is carried out to evaluate the mix design and mechanical properties of normal strength concrete (NSC) grade 40 MPa and high-strength concrete grade 60 and 80 MPa. The study investigates using silica fume to produce high-strength concrete grade 80 MPa and highlights the influence of adding steel fiber on the mechanical properties of normal and high-strength concrete. For NSC, the compressive strength is found at 7 and 28 days. While for higher strength concrete, the compressive strength is determined at 7, 28, and 56 days. The splitting tensile strength and flexural strength is determined at 28 days. …
Histopathological Diagnosis Of Peptic Ulcer Biopsies In Koya City, Kurdistan Region, Iraq, Mehri M. Salih
Histopathological Diagnosis Of Peptic Ulcer Biopsies In Koya City, Kurdistan Region, Iraq, Mehri M. Salih
Polytechnic Journal
Peptic ulcer disease is the common gastrointestinal disorder, which affects the high number of people during their life. The present study was carried out among 267 patients with different upper gastrointestinal symptoms, at the Department of Endoscopy, Shahid Dr.Khalid Hospital/in Koya city during 1/2018-1/2019, all patients were assessed endoscopically and biopsies from both antral and body mucosa were taken for histopathological examination. The aim of this study was to determine the spectrum of histopathological biopsies of the gastric region with the distribution of peptic ulcer biopsies according to age and sex in Koya city, Kurdistan Region, Iraq. The study showed …
Spectrophotometric Determination Of Carbamazepine In Pharmaceutical Formulations Based On Its Reaction With A Brominating Agent, Warda Rizgar, Diyar S. Ali
Spectrophotometric Determination Of Carbamazepine In Pharmaceutical Formulations Based On Its Reaction With A Brominating Agent, Warda Rizgar, Diyar S. Ali
Polytechnic Journal
Two accurate spectrophotometric methods described for the estimation of carbamazepine (CBZ) in both pharmaceutical and pure form. These methodologies are attached to the bromination of CBZ by bromine formed in instantly from the bromate-bromide reaction. The general procedure includes the additional of a known amount of bromate-bromide reagent in an acidic mediocre to CBZ. After the reaction is integrated, the unreacted bromine was reacted with a steady amount of methylene blue, and the absorbance was measured at 665 nm (method A) or, cresol red could be used for the reaction and the absorbance moderated at 517 nm (method B). Beer’s …
Development And In Vitro Evaluation Of Buccal Effervescent Tablet Containing Ropinirole Hydrochloride, Shahla S. Smail, Naz J. Ibrahim, Nozad R. Hussein
Development And In Vitro Evaluation Of Buccal Effervescent Tablet Containing Ropinirole Hydrochloride, Shahla S. Smail, Naz J. Ibrahim, Nozad R. Hussein
Polytechnic Journal
The buccal delivery is an attractive route to improve the clinical efficacy of ropinirole hydrochloride (RH) for the treatment of Parkinson and restless syndrome since this drug undergoes extensive first-pass effect, which has only 50% bioavailability after oral administration. The purpose of this study was to develop and optimize the formulation of fast disintegrating buccal effervescent tablets of RH using four types of superdisintegrants. The direct compression method was used to develop four different formulas containing RH using Kyron T-314, crospovidone, croscarmellose sodium, and sodium starch glycolate separately as a superdisintegrant. Sodium bicarbonate and citric acid were added to the …
Dosimetric Analysis With Intensity-Modulated Radiation Therapy For Central Nervous System Irradiation In Patients With Brain Cancer Compared With Three-Dimensional Conformal Radiation Therapy Treatment, Noor S. Omar, Ronak T. Ali
Dosimetric Analysis With Intensity-Modulated Radiation Therapy For Central Nervous System Irradiation In Patients With Brain Cancer Compared With Three-Dimensional Conformal Radiation Therapy Treatment, Noor S. Omar, Ronak T. Ali
Polytechnic Journal
Intensity-modulated radiation therapy (IMRT) was put as the development of three-dimensional conformal radiation therapy (3D-CRT). The purpose of the present study is to compare the dosimetric analysis of two techniques of radiotherapy (IMRT) and 3D-CRT, which include target volume and organ at risk for both plans. The present study enrolled that nine patients with different types of brain cancer which previously irradiated from November 2018 to May 2019 were selected in Zhianawa Cancer Center in Sulaymaniyah; all cases were planned again by both techniques 3D-CRT and IMRT. IMRT planning provides reducing the dose of both right and left optic nerve …