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Evaluation of The Effect of Fisetin against Cyclophosphamide-Induced Myelosuppression and Oxidative Stress in Male Albino Rats
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Myelosuppression is a serious disease that is related to the malfunction of blood cells production that leads to cytopenia which is the most serious hematologic toxicity of cancer chemotherapies including cyclophosphamide, which is a strong oxazaphosphorine [a nitrogen mustard alkylating agent] that can be used alone or combined with other chemotherapeutic agents for the treatment of different malignant diseases. It induces severe bone marrow suppression by damaging hematopoietic stem cells through the generation of oxidative stress. Fisetin is a hydrophobic polyphenolic compound with a wide range of pharmacological properties such as antioxidant, anti-inflammatory, antimicrobial, osteoprotective, antidiabetic, and anti-carcinogenic activities. The present study aims to evaluate the effects of fisetin alone and pretreatment with cyclophosphamide on some selected hematological and oxidative stress parameters in the male rats model. Animals were randomly divided into 4 groups each with 7 rats. The first group received 1% dimethyl sulfoxide (negative control group). The second group received oral fisetin.  The third group received a single intraperitoneal (IP) injection of cyclophosphamide (CP) and the fourth group received fisetin for 7 constitutive days than a single IP injection of CP on day 7. Results showed that both fisetin and CP significantly reduced the total white blood cells and platelet counts compared to such counts in negative control/Group I (P<0.05) when each administered alone and in combination. Furthermore, results viewed that fisetin significantly increased GSH and SOD1, and decrease MDA levels in serum compared to such levels in CP (Group III) rats (P<0.05). The study concluded that the administration of fisetin alone causes leukopenia and thrombocytopenia and this decrease augmented in combination with CP; while exhibiting a strong antioxidant effect against CP induced-oxidative stress.

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Publication Date
Tue Nov 05 2019
Journal Name
Humanities &amp; Social Sciences Reviews
HUMAN LAB RATS IN JAMES DASHNER’S THE MAZE RUNNER SERIES (2009 – 2011): HISTORICAL REFERENCES, PRESENT ALLUSIONS, AND DYSTOPIAN FUTURE
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Purpose: This study aims to shed the light on allusions to real lab rats in Dashner’s trilogy: The Maze Runner (2009), The Scorch Trails (2010), and The Death Cure (2011).  It also aims to trace the historical documents and chronicles essential to reveal the justifications behind the vague political and scientific crimes.  Methodology: The researchers have used the literary analytical approach to study and analyze selected prominent aspects from each novel; such as the concept of lab rats and genocide crimes in The Maze Runner; references to weather experiments, the climate change conspiracy, gas chambers, and the Holocaust in The Scorch Trails; and finally, the man-made diseases and biological weapons in The Death Cure. Results

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Publication Date
Tue Nov 05 2019
Journal Name
Humanities &amp; Social Sciences Reviews
HUMAN LAB RATS IN JAMES DASHNER’S THE MAZE RUNNER SERIES (2009 – 2011): HISTORICAL REFERENCES, PRESENT ALLUSIONS, AND DYSTOPIAN FUTURE
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Purpose: This study aims to shed the light on allusions to real lab rats in Dashner’s trilogy: The Maze Runner (2009), The Scorch Trails (2010), and The Death Cure (2011).  It also aims to trace the historical documents and chronicles essential to reveal the justifications behind the vague political and scientific crimes.  Methodology: The researchers have used the literary analytical approach to study and analyze selected prominent aspects from each novel; such as the concept of lab rats and genocide crimes in The Maze Runner; references to weather experiments, the climate change conspiracy, gas chambers, and the Holocaust in The Scorch Trails; and finally, the man-made diseases and biological weapons in The Death Cure. Results

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Publication Date
Mon Feb 28 2022
Journal Name
Journal Of Educational And Psychological Researches
Occupational Stress among Doctors Work in Governmental Hospitals
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The current research aims to identify the occupational stresses of doctors who are working in governmental hospitals according to the variables of gender and career ranking. The researcher adopted a scale to measure the occupational stress of (1088) doctors (561 males and 527 females) working in governmental hospitals. The results have shown that doctors have a high level of professional stress, but there is no significant difference between doctors in terms of gender. However, there were significant differences in favor of novice residents.

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Publication Date
Sun Sep 05 2010
Journal Name
Baghdad Science Journal
Effect of Partial Coherence illuminated bar on evaluation technique of diffraction image
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In this work, we are obviously interested in a general solution for the calculation of the image of a single bar in partially coherent illumination. The solution is based on the theory of Hopkins for the formation of images in optical instruments in which it was shown that for all practical cases, the illumination of the object may be considered as due to a self – luminous source placed at the exit pupil of the condenser , and the diffraction integral describing the intensity distribution in the image of a single bar – as an object with half – width (U0 = 8 ) and circular aperture geometry is viewed , which by suitable choice of the coherence parameters (S=0.25,1.0.4.0) can be fitted to the observed distribution in various types of mi

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Publication Date
Sat Mar 02 2019
Journal Name
World Heart Journal
The Effects of Chronic Cigarette Smoking on the Right Ventricular Functions in Healthy Young Male Subjects: A Speckle Tracking Echocardiographic Study
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Background: Chronic cigarette smoking is one of the major risk factors for coronary artery disease. However, it has additional cardiac adverse effects independent of coronary atherosclerosis. Patient and Methods: After informed consent and perm- ission from the review board of the hospital, 80 healthy subjects who were classified as smokers or non-smokers were included in the study. They were examined by standard echocardiography protocol which was followed by two-dimensional speckle tracking to assess the functions of the right ventricle. Results: The tricuspid annular plane systolic excursion (TAPSE) was significantly reduced in smokers as compared to non-smokers (P < 0.05). The tricuspid flow peak late diastolic velocity (A wave) was sig

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Publication Date
Fri Mar 15 2019
Journal Name
Journal Of The College Of Education For Women
Intellectual Stress of Basic Education Faculty Professors
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   1-Identifying  the intellectual exertions have basic education faculty professors.

2-. Identifying the differences in intellectual exertions as a variable type (male-female) current research society is determined by the basic education college professors and both sexes Mustansiriyah University and academic year (2018-2019) and sample (200) textbook and teaching staff researcher has built a scale term This intellectual and extract his results showed statistical characteristics:-.  The College of basic education teachers suffer from stress. There were no differences between males and females in intellectual exertions.  Depending on the results, the researcher has developed a number of recommendations and

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Publication Date
Sun Oct 14 2018
Journal Name
Industrial Lubrication And Tribology
Thermal stress analysis of dry friction clutches
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Purpose

The purpose of this paper is to present an approach to compute accurately the distributions of the frictional heat generated, contact pressure and thermal stresses at any instant during the sliding period (heating phase) of the single-disc friction clutch system works in the dry condition and the complex interaction among them.

Design/methodology/approach

Numerical work was achieved using the developed elastic and thermal finite element models (axisymmetric models) to simulate the engagement of the single-disc friction clutch system.

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Publication Date
Wed May 31 2017
Journal Name
Journal Of Engineering
Stress Analysis of Spiral Bevel Gear Drives
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This paper presents numerical and experimental stress analyses to evaluate the contact and bending stresses on the teeth of spiral bevel gear drive. Finite Element Method has been adopted as a numerical technique which accomplished basically by using ANSYS software package. The experimental stress analysis has been achieved by using a gear tooth model made of Castolite material which has photoelastic properties. The main goal of this research is detecting the maximum tooth stresses to avoid the severe areas that caused tooth failure and to increase the working life for this type of gear drives.

 

 

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Publication Date
Sun Mar 07 2010
Journal Name
Baghdad Science Journal
Evaluation for the Effect of Heat Stable Enterotoxin (a) Produced by Enterotoxigenic Escherichia coli on Different Cancer Cells In Vitro
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This study was conducted for evaluating the cytotoxic effect of heat stable enterotoxin a (STa) produced by enterotoxigenic Escherichia coli on the proliferation of primary cancer cell cultures, obtained from tumor samples that were collected from (13) cancer patients and as follows: (five colon cancer patients, two bladder cancer patients, two breast cancer patients, two stomach cancer patients and two lung cancer patients), and on normal cell line (rat embryonic fibroblast / REF) (in vitro) with the use of different concentrations starting from (1) mg/ml and ending with (0.0002) mg/ml by making two fold serial dilutions by using the 96- well microtiter plate, and in comparison with negative (PBS) and positive (MMC, at concentration

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Publication Date
Sun Jun 05 2011
Journal Name
Baghdad Science Journal
Study of cytotoxic Effects Alcoholic Nerium Oleander L. Extract on female Albino mice
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This study involved the evaluation of Alcoholic extract of Nerium Oleander L. plant that have a promising anticancer cell. This extract was compared to the well known anticancer drug Cis – Platinum by utilizing an in vivo system in female Albino mice. The first direction was cytogenetically using the mitotic Index of bone marrow cells as a parameter for the cytotoxic effect of this extract. The second direction was enzymatical using a widely distributed enzyme GOT in the different organs of mice: Liver , kidney , spleen and lung . Animals were treated with three doses of Cis-platin , 50 , 200 and 350 Mg/mouse for three days . The same doses were used for the other extract . This study showed that the extract have a promising anticance

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