Postgraduate Project Topics, Thesis and Dissertation
25001. Extraction And Clean-up Techniques For Selective Isolation Of Atrazine And Ametryn Residues From Soil Samples Of Wonji Shoa Sugar Cane Plantation Farm
In this research work atrazine and ametryn, which are applied as mixture known by brandrnname of i W to sugar cane plantation farms were extracted employing two conventionalrnextraction techniques, namely, solvent shake and soxhlet. The extraction was carried outrnusing soil samples collected from...
25002. Further Improvement Of The Voltammetric Method Of Determination Of Caffeine By Using 14-benzoquinone Modified Carbon Paste Electrode
A study of the essential oil of Artemisia schimperi was undertaken. The volatilernconstituents of the aerial parts of Artemisia schimperi have been examined by GC, 1HNMRrnand 13C-NMR and 18 components comprising 87.4% of the oil have been identifiedrnby GC using Kovat’s index and in some...
25003. Chemical Investigation On The Essential Oil Of Artemisia Schimperi
A study of the essential oil of Artemisia schimperi was undertaken. The volatilernconstituents of the aerial parts of Artemisia schimperi have been examined by GC, 1HNMRrnand 13C-NMR and 18 components comprising 87.4% of the oil have been identifiedrnby GC using Kovat’s index and in some...
25004. Electro-organic Synthesis Of Some Natural Products Analogues
In this project an attempt was made to prepare lignansrnby oxidative and reductive coupling of the a-enolates andrna-bromo derivatives of substituted propiophenones respectively.rnPropiophenone derivatives were prepared by the addition ofrnethylmagnesium iodide to substituted benzaldehydes...
25005. Electrochemical Polymerization Of Metal Chelates Derived From Multidentate Thiophenes
The electrochemical polymerization and characterization studies were made forrnmonomers: 3',4'-Diamino-2,2':5',2''-terthiopene (L1), 3',4'-bis(2-iminomethylphenol)-rn2,2':5',2''-terthiopene (L2), [NiCl(H2O)3{3',4'-diamino-2,2':5',2''-terthiopene }] chloridernhexahydrate (C1),...
25006. Electrocatalysis At Copolymer Of 3- Methylthiophene And 3- Hexylthiophene Modified Electrodes
The electrochemical polymerizations and characterization studies were made for thernmonomers 3-hexylthiophene (3HT) and 3-methylthiophene (3MT) with respect to Pt, GC andrnAu electrodes. The electrochemical properties of the corresponding polymers poly(3-rnhexylthiophene) (P3HT) ,...
25007. Hexafluorotantalate(v) Selective Coated-graphite Electrode
The Hexafluorotantalate(V)-selective coated-graphiternelectrode was prepared by using a Brilliant Greenhexafluorotantalate(rnV) extract in 1-chloronaphthalene with arnPVC matrix. The electrode body was prepared by fixing arngraphite rod to one end of a glass tube housing a copper coil,rnso that the...
25008. Assement Of The Magnitude Cause And Outcomes Of Acute Upper Air Way Obestruction In Tikure Anbessa Specialized Hospital Of Pediaatrics And Child Health Department At Pediatric Emergency Unit
Background:rnAcute upper airway obstruction is a common cause of respiratory emergencies among children. However, the magnitude, the causes, and the outcomes of acute upper airway obstruction in Ethiopia are not studied and documented.rnObjective: To determine the magnitude, the causes, and the...
25009. Formulation And Optimization Of Sustained Release Floating Matrix Tablet Of Salbutamol Sulphate Using Xanthan Gum And Hydroxypropyl Methylcellulose Polymer Blend
Salbutamol sulphate is a directly acting sympathomimetic agent with selective action onrnß2-receptors. It is used as bronchodilator in the management of disorders involvingrnreversible airways obstruction and in chronic obstruction pulmonary diseases. Oralrnsalbutamol sulphate has site-specific...
25010. Preparation And Evaluation Of Dual Modified Ethiopian Yam (dioscorea Abyssinica) Starch For Sustained Release Tablet Formulation
Starch has been the subject of intensive research over many decades due to the fact that native starches are diverse, biodegradable, applications are enormous and modifications to starch are numerous. In this study, Dioscorea abyssinica (boyna) starch has been chemically modified with the aim of...
25011. Formulation And Optimization Of Taste-masked Phenobarbitone Orally Disintegrating Tablets Prepared By Direct Compression Method
Epilepsy is a serious neurological disorder characterized by spontaneous seizures.rnDespite the development of successive generations of antiepileptic drugs,rnphenobarbitone has retained a unique position in the therapeutic armamentariumrnand is still the most widely prescribed drug for treatment...
25012. Ethnobotanical And Ethnopharmaceutical Studies On Medicinal Plants Of Chifra District Afar Region North Eastern Ethiopia
Medicinal plants have not been well studied, tested or documented in Afar region, NorthrnEastern Ethiopia. Most of the information is still in the hands of the traditional healers. Arnstudy was carried out during Nov.2002 – May 2003 to explore ethnobotanical information onrnthe use of...
25013. A Prospective Study On Self-medication Practices And Consumers Drug Knowledge In Addis Ababa
Background: Health and disease exist in a continuum. Self-care is as old as illness if not asrnhumans. Self-care is a lay behavioural response of individuals to promote or restore theirrnhealth. One form of self-care is self-medication. Drugs are central to self-medication.rnAlthough there are...
25014. Assessment Of Complications Of Anticoagulant Therapy At Medical Wards Of Tikur Anbessa Specialized Hospital Addis Ababa Ethiopia
Anticoagulant therapy is one of the most common form of medical treatment. The most commonrnanticoagulant therapy complications are bleeding and thromboembolic complications. Bleeding isrnthe primary complication. Factors that can affect the complications include age, gender,rncomorbidities,...
25015. Evaluation Of Local Gum Of Acacia Polyacantha As A Binder In Tablet Formulations
Acacia gums are dried gummy exudates obtained from the stems and branches of acaica spp.rn(fam. Leguminosae). A. senegal is the source of most gum arabic of international trade and itrnfinds wide applications in pharmaceutical, food and cosmetic industries. Other African acaciarnspecies of economic...
25016. Evaluation Of Binding Capacity Of Gum Fraction Of Local Myrrh (commiphora Myrrha Syn. C.molmol) In Granule And Tablet Formulations
Evaluation of the Binding Capacity of the Gum Fraction of Local Myrrh (Commiphora myrrha Syn. C.molmol) in Granule and Tablet Formulations Taddese Mekonnen Addis Ababa University, 2012 Myrrh is an oleo-gum resin which is economically and culturally valuable product obtained from several species of...
25017. Formulation And Evaluation Of Solid Dispersion Capsules Containing Erythromycin Stearate
Erythromycin stearate is a macrolide and belong to one of the most commonly used families ofrnclinically important antibiotics used to treat infections caused by Gram-positive bacteria such asrnStaphylococcus aureus, Streptococcus pneumonia and Streptococcus pyogenes.rnThe objective of this study...
25018. Assessment Of Hiv Treatment Outcome Among Mentally Disordered Patients At Amanuel Mental Specialized Hospital Addis Ababa Ethiopia
Assessment of HIV treatment outcome among mentally disordered patients at Amanuel Mental Specialized Hospital, Addis Ababa, Ethiopia.rnNebila IbrahimrnAddis Ababa University, 2015rnHuman immunodeficiency virus infection usually leads to clinical diseases that affect almost every organ system and...
25019. Physico-chemical Characterization And Evaluation Of Two Local Cactus Mucilages (opuntia Spp.) As Suspending Agents
Ethiopia is one of the countries where cactus grows naturally. Cactus pear (Opuntia spp.),rnCactaceae family, is a plant with an impressive genetic diversity of over 400 species. Cactaceaernare well adapted to arid and hot drylands, where the plants have a marked capacity to withstandrnprolonged...
25020. Myrrh Resin (commiphora Myrrha) As Rate Controlling Excipient In Sustained Release Matrix Tablets Of Theophylline Evaluation Formulation And Optimization Study
Myrrh is an oleo-gum resin, obtained from the stem of various species of Commiphora, FamilyrnBurseraceae. The chief source is Commiphora myrrha. Myrrh is phytotoxically safe raw materialrnin industries like pharmaceuticals and food industries. The plant based excipients have beenrnstudied for their...
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