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رافع شاكر عبود الخفاجي
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رافع شاكر عبود الخفاجي

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الملف الشخصي

بكالوريوس علوم حياة / كلية العلوم / جامعة الكوفة 2000
ماجستير علم الحيوان / كلية العلوم / جامعة الكوفة 2003
دكتوراه علم الحيوان / وراثة / كلية العلوم / جامعة الكوفة 2014

الاهتمامات البحثية

3

البحوث المنشورة

14
2022

Association between Vitamin D Deficiency and Vitamin D Receptor Gene Polymorphism ( FokI -rs2228570) among Men with Anemia in Babylon Province, Iraq

الباحثونAH Mohamed، RS AlKhafaji, AH Al-Saadi
المجلةArchives of Razi Institute
مختصر البحث

Vitamin D or calciferol is a fat-soluble vitamin the body mainly by exposure to UV from the sunlight and then transformed to 25 (OH) D by the liver and finally to a vital form 1,25-dihydroxyvitamin D by the kidneys. Vitamin D receptor gene polymorphism (FokI-rs2228570) has been proposed as the major cause of anemia. The present study aimed to discover the association between vitamin D deficiency and vitamin D receptor gene polymorphism (FokI-rs2228570) in patients with anemia. A total of 120 men with anemia and no kidney disorders have been compared with 60 healthy controls in the present case-control study. A single nucleotide polymorphism (SNP) FokI-rs2228570 was detected by PCR and PCR-RFLP techniques. Levels of serum vitamin D, erythropoietin, and some biochemical parameters were detected by the ELISA assay technique. The mutant homozygous genotype ff was more frequent in patients with anemia (45%) than in the controls (15%). Also, the frequency of the f allele was associated with a significant decrease in the levels of vitamin D and hemoglobin in patients (0.62%); therefore, the mutant allele is a risk factor for developing anemia compared with genetic patterns FF and Ff. Vitamin D deficiency is common in those with anemia which is often associated with low hemoglobin and high levels of erythropoietin. Additionally, the genetic frequencies also affect the level of vitamin D which is indicated by low levels of mutant patterns (Ff, ff) in which patients suffer from severe anemia.that has a unique feature of synthesizing in

2022

Prevalence And Allele Frequency Of Colour Blindness In Al-Najaf Al Ashraf Province

الباحثونAmeer W Alkhalaf، Rafie S Al-khafaji
المجلةMedical Science Journal for Advance Research
مختصر البحث

Colour blindness or colour vision deficiency is an inability or reduced ability to described certain colours, there are several types of colour blindness but the more common type red-green colour blindness that inherited x-linked disorder, hence it was more distribution in males (hemizygote) but it was less prevalent in females because she had two x chromosomes, she may be affected or a carrier to disorder. We examined 2470 participant (2158 male and 312 female) by using Ishihara plate (24 plates edited). This study conducted to find out the prevalence of colour blindness in Al-Najaf province. In the present study, Among those was screened for colour deficiency, 107 of them (4.33%) were diagnosed with colour blindness, the rate was a difference among gender 105 (4.87%) in male and it was 2 (0.64)% in female. The deuteranomaly was the highest type 38 (35.51%) then deuteranopia was 31 (28.9

2021

Platelet Indices as a Predict Thrombocytopenia Associated with Acute Lymphoblastic Leukemia and Acute Myeloid Leukemia

الباحثونRafie S. AlKhafaji، Intisar R. Sharba Asma'a H. Mohamed
المجلةMacedonia J. of Medical Science
مختصر البحث

Thrombocytopenia is a condition characterized by abnormal decrease of platelet count in the blood. Some etiologies indicated that leukemia is one of its causes. This study dealt with platelet indicators that are not commonly used in pathological fields. In addition to the platelet count (PLT), these indicators included: mean platelet volume (MPV), platelet distribution width (PDW), plateletcrit (PCT), and platelet large cell ratio (P-LCR). Despite many studies increasingly reported about these parameters. Additionally, the mechanisms-insufficient production and destruction of platelets may be measured by platelet and it's cooperative to evaluate the primary cause of thrombocytopenia. To investigate the significance of platelet indices by estimation of the ineffective platelet production in patients with Acute lymphoblastic leukemia (ALL) and Acute myeloid leukemia (AML). This study included 28 patients with acute leukemia, 11 of whom were ALL (mean age: 25.64±14.76, range: 12–49 years old) and 17 AML (mean age: 31.59 ±13.49, range: 8–50 years old), in addition to 15 normal, age- and sex-matched individuals as control. Where blood samples were collected from them and all the above tests were performed. The sensitivity and the specificity of each item to differentiate ALL and AML were determined by receiver operating characteristic (ROC) curve analysis. Leukemia patients (n=28, male 18 (64.3%), and female 10 (35.7%) were significantly (p<0.0001) decreased in WBC, RBC, Hb, MPV, PLT, PCT, while significantly higher (p<0.05) in P-LCR, and PDW as compared with the healthy controls (n=15). Also, these parameters a higher significant when compared between ALL and AML patients, except WBC, PLCR, and PDW showed no significant differences between these patients. ROC test showed that MPV and PLC have higher area under curve (0.763, sensitivity=0.65, specificity=0.36, p=0.005, and 0.940, sensitivity=0.82, specificity=0.18, p=0.0001) respectively, for discriminating the leukemia and healthy controls group. A negative (p <0.001) correlation among platelet counts with MPV (r= -0.670), PLC (r= -0.666), PLCR (r= -0.701), and PDW (r= -0.705), also a positive correlation between them of platelet indices in leukemia patients.

2021

RAT HEPATOCELLULAR PRIMARY CELLS: A CELLULAR AND GENETIC ASSESMENT OF CHITOSAN NANOPARTICLES INDUCED DAMAGE AND CYTOTOXICITY

الباحثونRafie Shakir Alkhafaji، Hydar Muhsin Khalfa Haider LF Almsaid
المجلةArchives of Razi Journal
مختصر البحث

Chitosan is a nontoxic vital polymer derived naturally from chitin. Due to its anti- bacterial and anti-fungal properties (in addition to its derivatives), it has become the focus of researchers&#39; attention. The anti-bacterial activity of 1-3 chitosan is ideal in an acidic medium due to its weak solubility at pH higher than 6.5. The type of chitosan and the degree of its polymerization affect its anti-microbial activity as well as some of its other chemical and physical properties.. The present study was conducted to investigate the damage induced by chitosan nanoparticles at various concentrations on cultured rat hepatic cells.

2020

Evaluation of VDR Gene Polymorphisms with Nephropathy Stages in Men with Type 2 Diabetes Mellitus

الباحثونZahraa Sami Razzaq، .Saher Mahmood Rafie Shakir
المجلةJournal of Cardiovascular Disease Research
مختصر البحث

To appraise the association of VDR FokI and TaqI polymorphisms with diabetic nephropathy patients, a total of 60 men with type 2 diabetes mellitus (T2DM) were enrolled in the recent paper, as well as 17 healthy men as a control. The patients have been divided according to the albumin/creatinine ratio (Normo albuminuria, micro-albuminuria, and macro-albuminuria,). ARMS PCR was used to diagnose the genotypes and allele frequencies of FokI "rs10735810*" and TaqI "rs731236*". The results indicated that FF, Ff and TT, Tt genotype were significantly higher in patients with T2DM than the control (OD=3.375, p=0.001), (OD=4.333, p=0.001), (OD=4.222, p=0.001), and (OD=2.833, p=0.025) respectively. Moreover, the results showed a notable increase of FF, Ff, and TT, Tt genotypes in the patients with micro-albuminuria and macro-albuminuria when compared with patients of normo albuminuria, (p=0.002), (p=0.005), (p=0.001), (p=0.010) respectively. The current outcomes propose that the F allele of FokI and T allele of TaqI polymorphisms in the VDR gene are associated with a higher risk of T2DM and nephropathy stages. Futhermore, the FokI and TaqI can be used as vital markers to predict the risk of complications of diabetes mellitus especially nephropathy.

2020

ASSESSMENT OF 1.25(OH) 2D3 LEVELS AND NEPHROPATHY STAGES IN ADULT MALE PATIENTS WITH TYPE-2 DIABETES MELLITUS

الباحثونZahraa Sami، Saher Mahmood Rafie Shakir Alkhafaji
المجلةJCR. 2020; 7(13): 1667-1674 doi: 10.31838/jcr.07.13.263
مختصر البحث

Diabetic nephropathy is a complication of the slight blood vessels of diabetes, that often clues to the final phase of kidney failure. Low levels of 1.25(OH)2D3 are related with diabetes. The objective of the study is to diagnose the relationship between 1.25(OH)2D3levels and nephropathy stages in type 2 diabetic patients. As far as is known, this study is pioneering in Iraq. Sixty adult male patients with diabetes type 2 were monitored and 17 healthy people as a control. The patients were divided according to the albumin/creatinine ratio and glomerular filtration stages.

2016

SERUM ANTI-ZONA PELLUCIDA ANTIBODIES LEVEL IS CORRELATED WITH ESTRADIOL LEVEL IN WOMEN WITH IN VITRO FERTILIZATION FAILURE

الباحثونHussein Kadhem Al-hakeim، Iman Muhammed Jebur Rafie Shakir Alkhafaji
المجلةInternational Journal of Pharmacy and Pharmaceutical Sciences
مختصر البحث

Abstract Objective: In vitro fertilization (IVF) is one of the several assisted reproductive technologies (ART) used to aid infertile couples to conceive a child. Many factors affecting the rate of success of IVF cycle. The aim of the present study was to assess the correlation of the presence of anti-zona pellucida antibodies (AZPA) and the outcome of IVF. AZPA also was correlated with hormone levels in women with IVF failure. Methods: Sixty women undergo IVF were participated in the study. Women group that had conceived from IVF are expressed as "pregnant group" while women who hadn’t are expressed as "failure group". All groups had treatment regimen depending on parameters. Women with IVF failure were devided into subgroups according to the total gonadotrophin dosage, duration of treatment, and oocyte yield. Results: Results revealed that there is the insignificant difference between pregnant and failure groups in serum AZPA level. The results showed a significant higher estradiol (E2) (p=0.024), anti-müllerian (AMH) (p=0.006), and lower prolactin (PRL) (p=0.002) in pregnant in comparing with failure group. Correlations studies indicated a significant correlation between AZPA and AMH in pregnant group, and there is a significant correlation between AZPA and E2 hormone in the failure group. Conclusion: It can be concluded that serum AZPA level does not differ between women who had success or failure IVF. However, in women with failure pregnancy in IVF, AZPA is positively correlated with E2 and its negatively correlated with PRL. In pregnant group, AZPA is positively correlated with AMH.

2015

Blood Pressure and Atrial Natriuretic Peptide (ANP) Levels in Patients with Autosomal Dominant Polycystic Kidney Disease.

الباحثونRafie Shakir Al-Khafaji، Ali Hmood Al-Saadi Haider Kamil Zaidan
المجلةJournal of Babylon University/Pure and Applied Sciences
مختصر البحث

Autosomal dominant polycystic kidney disease (ADPKD) is the most common life threatening hereditary disease of the kidney. It is a systemic disease characterized by multiple, bilateral renal cysts that result in massive renal enlargement and progressive functional impairment. Patients with ADPKD often develop hypertension before any abnormalities in renal function are detected clinically. In particular, hypertension is insidious and remains a continuous problem that evolves during the course of the disease. Atrial natriuretic peptide (ANP) possess bioactive on blood pressure. This study dealt with two groups of patients with ADPKD; the first included the patients with renal failure while the other included the patients without renal failure, as well as healthy control group. The results found prevalence of hypertension in patients with ADPKD, reached 75%. Blood pressure was significant increase (P≤0.05) in ADPKD patients without renal failure than control, where reached to 137.14/85 mmHg compared with 123.93/80.71 mmHg respectively. The ANP levels were significant increase (P≤0.05) in ADPKD patients with renal failure compared with ADPKD patients without renal failure and control groups, which reached (106.5 pg/ml), (79.2 pg/ml) and (24.4 pg/ml) respectively. Key words: Autosomal Dominant Polycystic Kidney Disease, hypertension, Atrial Natriuretic Peptide.

2009

عالية مستخلص الايثانول لأوراق الطرطيع aegyptiaca Schanginia في بعض جوانب حياتية بعوضة (Culex quinquefasciatus Say.(Diptera:Culicidae

الباحثونرافع شاكر الخفاجي
المجلةمجلة البصرة للعلوم الزراعية
مختصر البحث

تѧѧѧѧم فѧѧѧѧي هѧѧѧѧذه الدراسѧѧѧѧة اختبѧѧѧѧار فعاليѧѧѧѧة المѧѧѧѧستخلص الايثѧѧѧѧانولي لأوراق نبѧѧѧѧات الطرطيѧѧѧѧع aegyptiaca Schanginia فѧѧي بعѧѧض جوانѧѧب حياتيѧѧة بعوضѧѧة quinquefasciatus Culex واعتبѧѧرت نѧѧسب الهѧѧلاك ومѧѧدة نمѧѧو الأدوار غيѧѧر البالغѧѧة وإنتاجيѧѧة الإنѧѧاث مѧѧن البѧѧيض ونѧѧسبة فقѧѧسه معѧاييرا" للاختبѧار.حيѧث بلغѧت هلاآѧات البيѧوض 9.21 %فѧي الترآيѧز 2 ملغѧم/مѧل مѧن المѧستخلص 124 ,وآان الطوران اليرقيان الأول والثاني أآثر تأثرا بتراآيز المѧستخلص حيѧث بلغѧت هلاآѧا تهمѧا 90 % و6.80 %على التوالي,بينما بلغت هلاآѧات الطѧورين اليѧرقيين الثالѧث والرابѧع 52 %و6.39 %علѧى التѧوالي فѧي الترآيѧز أعѧلاه,وبلغѧت هلاآѧات العѧذارى 29 %فѧي ذات الترآيѧز. بلѧغ الهѧلاك التراآمѧي للأدوار غير البالغة 100 %في الترآيز 1 ملغم/مل.وأدى التأثير التراآمي للمستخلص إلى إطالѧة مѧدة نمو الأدوار غبر البالغة بحيث بلغت 4.19 يوما"بالمقارنة مع 4.12 يوما" لمعاملѧة الѧسيطرة.وخفѧض إنتاجية الإناث مѧن البѧيض حيѧث آانѧت بمعѧدل 154 بيѧضه/قѧارب بالمقارنѧة مѧع 7.200 بيѧضه/قѧارب معدل إنتاجية معاملة السيطرة, آذلك انخفاض معدل نسب فقس البيض إلى 2.89 %مقارنة"مѧع نѧسبة فقس بيض معاملة السيطرة التي بلغت 9.97 .%

2009

عالية مستخلص الايثانول لأوراق الطرطيع aegyptiaca Schanginia في بعض جوانب حياتية بعوضة (Culex quinquefasciatus Say.(Diptera:Culicidae

الباحثونرافع شاكر الخفاجي
المجلةمجلة البصرة للعلوم الزراعية
مختصر البحث

لخلاصة In this study activity tested of ethanolic extract of Schanginia aegyptiaca leaves on some biological aspects of Culex quinquefasciatus mosquito, mortality rates, development period, productivity and hatchability 131 were chosen as criteria for biological testing. The results showed eggs mortality rate reached 21.9% at 2 mgml concentration ,the first and second larval instars more affecting than third and fourth larval instars ,were reached 90% and 80.6% comparative with 52% and 39.6% respectively at the same concentration, while pupal mortalities reached 29% at same concentration. Accumulative mortalities of immature stages reached 100% at 1mgml concentration. Accumulative effecting due to extended development period was reached 19.4 days comparative with 12.4 days 0f control treatment ,and reduced productivity of eggs to 154 eggs aft and decreased hatchability too, was reached 89.2% comparative with 200.7eggs aft productivity and 97.9% hatchability for control treatment.

2009

عالية مستخلص الايثانول لأوراق الطرطيع aegyptiaca Schanginia في بعض جوانب حياتية بعوضة (Culex quinquefasciatus Say.(Diptera:Culicidae

الباحثونرافع شاكر الخفاجي
المجلةمجلة البصرة للعلوم الزراعية
مختصر البحث

لخلاصة In this study activity tested of ethanolic extract of Schanginia aegyptiaca leaves on some biological aspects of Culex quinquefasciatus mosquito, mortality rates, development period, productivity and hatchability 131 were chosen as criteria for biological testing. The results showed eggs mortality rate reached 21.9% at 2 mgml concentration ,the first and second larval instars more affecting than third and fourth larval instars ,were reached 90% and 80.6% comparative with 52% and 39.6% respectively at the same concentration, while pupal mortalities reached 29% at same concentration. Accumulative mortalities of immature stages reached 100% at 1mgml concentration. Accumulative effecting due to extended development period was reached 19.4 days comparative with 12.4 days 0f control treatment ,and reduced productivity of eggs to 154 eggs aft and decreased hatchability too, was reached 89.2% comparative with 200.7eggs aft productivity and 97.9% hatchability for control treatment.

2009

كفاءة بعض المعاملات الحيوية والكيمياوية في السيطرة على الاطوار اليرقية المختلفة لحشرة خنفساء الحبوب الشعرية

الباحثونرافع شاكر، نبيل سليم سعيد تويج, دريد محيي محمود
المجلةمجلة علوم الحياة
مختصر البحث

هدفت هذه الدراسة الى إمكانية إيجاد وسيلة فعالة لحماية مخازن الحبوب من الإصابة بخنفساء الحبوب الشعرية ( الخابرا) Trogoderma granarium من خلال اختبار كفاءة بعض العوامل الحيوية المتمثلة بـ ( لقاح الفطر Beauveria bassiana و لقاح البكتريا thuringiensis Bacillus ) والكيمياوية المتمثلة بـ ( مبيد ميتكول ، مبيد جنتابرايد و مبيد ميثان ). اظهرت نتائج الدراسة ان لقاح الفطر B.bassiana قد تفوق على لقاح البكتريا B. thuringiensis من حيث التأثير في نسب الهلاك اذ سبب نسبة هلاك بلغت 34.08 % مقارنة بـ27.98 % لمعاملة لقاح البكتريا B. thuringiensis بعد مرور 5 أيام من المعاملة. كما اظهر المبيد الكيمياوي ميتكول تفوق على مبيدي جنتابرايد وميثان من حيث التأثير في نسب الهلاك اذ سبب نسبة هلاك بلغت 34.34 % مقارنة بـ ( 25.51 و 32.63 ) % لمبيدي جنتابرايد وميثان على التوالي ، بعد مرور 5 أيام من المعاملة . أوضحت نتائج التجارب المختبرية إن التركيز 10 مل / لتر ماء، للمعاملات الحيوية قد سبب أعلى نسبة هلاك حيث بلغت %47.89, مقارنة بـ 1.72 % في معاملة السيطرة, و بتفوق معنوي على جميع التراكيز الأخرى, كما أظهرت التراكيز الأخرى فعالية جيدة في مكافحة الحشرة,. كما أظهرت الأطوار اليرقية المختلفة حساسية متباينة للمعاملات الحيوية والكيمياوية ، وكان الطور اليرقي الخامس اقلها تأثرا متمثل ذلك بإعطائه اقل نسبة هلاك والبالغة 22 % للمعاملات الحيوية و %4.26 للمعاملات الكيمياوية .

2009

Evaluation of hexane extract of Schanginia aegyptiaca Leaves against some biological aspects of mosquito, Culex quinquefasciatus Say.(Diptera:Culicidae)

الباحثونNabil S.Tuwaij ، Rafia S.Al-Khafaji Hayder L.Farhan
المجلةمجلة جامعة الكوفة لعلوم الحياة
مختصر البحث

This study was evaluate conducted to the hexane extract effect of Schanginia aegyptiaca leaves on some biological aspects of Culex quinquefasciatus mosquito. The mortalities, development period ,productivity and hatchability were chosen as criteria for bioassay. The results revealed that egg mortality was 18.7% at 2 mg/ml,while the 1st,2nd,3rd and 4th larval instars were 75.9% ,62.3% , 48.3% and 46.7% respectively at the same concentration.Pupal mortality was 25.5% at the same concentration too. Accumulative mortality of immature stages was 100% at 1mgml while the developmental period was extended to 17.5 days in comparison with 12.4 days of control. Treated female productivity was169.2 eggsaft comparative with 200.7 eggsaft of control Hatchability reduced to 91.6% comparative with 97.7% of control. أجريت الدراسة الحالية لتقييم تأثير مستخلص الهكسان لأوراق نبات الطرطيع Schanginia aegyptiaca في بعض جوانب حياتية Culex quinquefasciatus . واعتبرت نسب الهلاك لادوار الحشرة غير البالغة والأثر التراكمي ومدة النمو و الإنتاجية ونسبة الفقس كمعايير للتقييم,حيث أظهرت النتائج أن المستخلص اثر بشكل معنوي في هلاك الأدوار غير البالغة ,حيث بلغت نسبة هلاك البيوض 18.7% ونسب هلاك الأطوار اليرقية الأول,الثاني,الثالث والرابع 75.9و 62.3 و 48.3 و46.7% على التوالي في التركيز 2 ملغم/مل ,بينما بلغت نسبة هلاك العذارى 25.5% في ذات التركيز. وأدى التأثير التراكمي إلى نسبة هلاك بلغت 100% في التركيز 1 ملغم/مل , وكذلك إطالة في مدة نمو الأدوار غير البالغة حيث بلغت 17.5 يوما" بالمقارنة مع معاملة السيطرة التي بلغت 12.4 يوما" , في حين أدى المستخلص إلى خفض إنتاجية البالغات من البيض وكذلك نسبة فقسه حيث كانت 169.2 بيضه/قارب و91.6 % على التوالي مقارنة" مع معاملة السيطرة التي بلغت إنتاجيتها 200.7 بيضه/قارب وبنسبة فقس 97.9%.

2016

Study of some physiological parameters in patients with Autosomal Dominant Polycystic Kidney Disease ADPKD

الباحثونRafie S. Al-Khafaji، Haider K. Zaidan Ali H. Al-Saadi
المجلةAl-Kufa University Journal for Biology
مختصر البحث

Autosomal dominant polycystic kidney disease (ADPKD) is the most common Mendelian disorder of the kidney and affects all racial groups worldwide. It is characterized by focal development of renal and extrarenal cysts in an age-dependent manner. This study tested some physiological parameters in two groups of patients with ADPKD, the first group included patients with kidney failure and the second group included patients without renal failure as well as the control group. The study showed an increase in urea and uric acid in the serum of the patients without renal failure compared with the control levels and were higher in the patients with renal failure compared with the patients without renal failure, which amounted to 115.8 mg / dL and 10,278 mg / dL and 22.45 mg / dL and 7,264 mg / dL and 11.03 mg / dL and 3,264 mg /dL respectively. Creatinine serum level was higher in the patients with renal failure compared with the patients without renal failure and control, reaching 3.5 mg / dL , compared with 1,026 mg / dL and 0986 mg / dL , respectively. Potassium ion level was higher in patients without renal failure than in control reaching 4,179 mmol / L and 2.34 mmol / L, respectively, while the level was higher in patients with renal failure than in patients without renal failure where it reached 7.09 mmol / l. Sodium ion levels were low in the patients with renal failure and the patients without renal failure than in the control group, reaching 87.06 mmol / l and 129 843 mmol / l and 147.25 mmol / L, respectively. The level of sodium ion was lower in the patients with renal failure than in the patients without renal failure. Results of the study showed normal levels in serum albumin and liver enzymes, AST and ALT

المحاضرات

11

خلية ووراثة

المحاضرة الاولى

المحاضرة الثانية

المحاضرة الثالثة

determination of sex

Cell Biology

cell membrane

Cell Biology

cell membrane

Cell Biology

cell division

Cell Biology

دليل كتابة الرسائل والاطاريح

طرائق البحث

نبذة عن تاريخ استعمال المصطلحات العلمية

علم المصطلحات

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