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Synthesis, Structural Characterisation and Biological Activity; New Metal Complexes Derived from Semicarbazone Ligand

The results of synthesizing a novel tridentate Schiff-base ligand and its metal complexes have been given. The ligand itself is described as being tridentate. The synthesis of the ligand has the following chemical formula: (E)-2- ((2S)-4-(tert-butyl) -2-((S)-(phenylamino) (p-tolyl) methyl) cyclohexylidene) hydrazine -1-carboxamide was produced as a byproduct of the reaction between benzoic acid and benzoic acid between (((4-(tert-butyl)-2-((S)-(phenylamino)(p-to and (HL). The ligand was reacted with 1:1 (L:M) mole ratios of ions containing Mn(II), Co(II), Ni(II), Cu(II), Zn(II), and Cd(II), which resulted in the production of title complexes. In cases where it was necessary, physicochemical techniques were utilized to characterize both the ligand and the complexes. Examples include magnetic susceptibility and conductance measurements, microanalysis of elements, nuclear magnetic resonance (1H, 13C), mass spectrometry, Fourier transform infrared (FT-IR), electronic spectra, and more. The results of these studies demonstrated that the ions Mn (II), Co (II), Cu(II), Ni(II), Zn(II), and Cd(II) can be partitioned into four-coordinate and six-coordinate complexes, respectively. In addition, the TGA was used to investigate whether or not the ligand and specific complexes were thermally stable. Several different bacterial and fungus strains were utilized to examine the ligand and its complexes for potential antibacterial activity. According to the findings, the complexes are far more effective than the free ligand in combating a wider variety of species.

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Publication Date
Sat Apr 30 2022
Journal Name
Iraqi Journal Of Science
Evaluating the in vitro anti-Leishmanial activity of essential oil extracted from Cymbopogon Citratus against Leishmania Donovani

    Leishmania is one of the protozoan parasites that are transferred to human by infected sand flies and gives rise to a range of diseases entitled as Leishmaniasis. More than 20 known species of Leishmania can infect humans and cause various clinical symptoms. Three most known clinical manifestations are Cutaneous Leishmaniasis (CL), Mucocutaneous Leishmaniasis (MCL) and Visceral Leishmaniasis (VL) (kala-azar or black fever). The difference in the clinical form dependent on several factors: species of Leishmania, type of vector that transmits the Leishmania, and the immune status of an infected individual. The current drugs which are used as anti-leishaminial treatment are characterized by enormou

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Publication Date
Sun Jul 12 2020
Journal Name
Medico-legal Update
New Record of the Genus Hydrotaea Robineau-Desvoidy, 1830 (Diptera, Muscidae) from Kerbala City, Iraq

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Publication Date
Tue Jul 01 2014
Journal Name
Bulletin Of The Iraq Natural History Museum (p-issn: 1017-8678 , E-issn: 2311-9799)
A NEW SPECIES OF GRAPE-VINE LEAFHOPPERS, GENUS ARBORIDIA ZAKHVATKIN, 1946 (HOMOPTERA: CICADELLIDAE) FROM IRAQ

Among a collection of leafhoppers from Erbil Province in Kurdistan/Iraq, a new species of the genus Arboridia Zakhvatkin, 1946 was designated and described here as a new species  to  the science. The erection of this species was mainly built on the external characters included the male genitalia. Sites and dates of collections so as the host-plants were verified.

 

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Publication Date
Fri Dec 01 2023
Journal Name
Baghdad Science Journal
Preparing New Ceramic Membranes from Syrian Zeolite Coated with Silver Nanoparticles to Treatment Wells Water

As a result of the exacerbation of the problem of water pollution, research was directed towards studying the treatment using ceramic membranes, which proved to be highly effective in treating all water sources. The research aims to study the possibility of preparing a new type of ceramic membranes from Syrian zeolite that was not previously used in this field. In this research, ceramic membranes were prepared from Syrian raw zeolite in several stages. Zeolite sample was characterized, grinded, mixed with boric acid, pressed to form desks, treated thermally according to experiment program, finally coated with silver nanoparticles. Specifications of prepared membranes were determined according to reference methods, effectiveness of prepar

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Publication Date
Mon Sep 25 2017
Journal Name
Ibn Al-haitham Journal For Pure And Applied Sciences
Structural and Optical properties of Polymers(PVA / PVP ) doped with V2O5 composites films

    Study the effect of doping V2O5 on polymers poly vinyl alcohol ( PVA), poly vinyl pyrrolidone (PVP) on the optical and structural properties for film prepared by using Casting method at thickness( 300±20)nm ,All the materials dissolved in distilled water  by magnetic mixer for one hour .The optical parameters measured by using UV-VIS spectrometer ,and the structural parameters measured by X-ray diffraction .when measured the energy gap found that the value was decreases from 4.6 eV to 2.98 eV with doping .The refractive index ,extinction coefficient ,absorption coefficient ,real and imaginary dielectric constants of (PVA/PVP) are increasing with doping by V2O5 and wit

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Publication Date
Tue Aug 01 2023
Journal Name
Baghdad Science Journal
Phytochemical composition, total phenolic content and antioxidant activity of Anadara granosa (Linnaeus, 1758) collected from the east coast of South Sumatra, Indonesia

Anadara granosa is a species of the class bivalve commonly found on the east coast of South Sumatra as a fishery commodity. This species has not been widely studied as a source of new bioactive compounds that have antioxidant abilities. This study aims to analyze the antioxidant ability of A. granosa against DPPH radicals and its phytochemical profile qualitatively. Samples were taken at the fishing port of Sungsang Village, South Sumatra, Indonesia. Furthermore, the samples were extracted using ethanol as a solvent and tested for antioxidants against DPPH radicals, total phenol analysis, and preliminary phytochemical test. Based on the antioxidant test results, the IC50 value of the ethanolic extract of

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Publication Date
Sun Mar 06 2016
Journal Name
Baghdad Science Journal
Isolation and Purification of a Cyclooxygenase-2 from the Blood of a Patient Suffering from Rheumatoid Arthritis and Studying the Effect of Natural Products of the Soapwort on the Activity of Purified Enzyme

In this paper to isolate and study the properties of the cyclooxygenase-2 (EC: 1.14.99.1) enzyme in the blood of a patient suffering from rheumatoid arthritis and study the effect of natural products of the Soapwort on the activity of purified enzyme. The study involves taking 30 ml of blood from an adult woman 40 years old, who suffers from rheumatoid arthritis disease for 13 years. Serum is separated and subjected to a series of purification processes including: precipitation by ammonium sulfate, filtration by centrifugation radiator, dialysis in presence of ammonium bicarbonate, separation using the technology of ion exchange, lipholization and then estimating approximate molecular weight of the enzyme using gel filtration techni

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Publication Date
Sun Dec 01 2013
Journal Name
Bulletin Of The Iraq Natural History Museum (p-issn: 1017-8678 , E-issn: 2311-9799)
NEW RECORD OF NANOSESARMA SARII (NADERLOO AND YURKAY, 2009) (CRUSTACEA: DECAPODA: BRACHYURA: SESARMIDAE) FROM KNOR AL-ZUBAIR, SOUTH OF IRAQ

    Specimens of the sesarmid crab Nanonsesarma sarii  (Naderloo and Türkay 2009) were    collected from the intertidal zone of Khor Al-Zubair, Basrah, Iraq 2012 far from the Arabian Gulf coasts. Morphological features of this species are highlighted and a figure is provided. 

 

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Publication Date
Sun Dec 06 2009
Journal Name
Baghdad Science Journal
Biological & Immunological Effect of Ozonated Water on Certain Skin Pathogenic Bacteria In vivo

This in vivo study was conducted to investigate the effect of different concentrations of ozonated water on experimentally skin infection with some of bacterial isolates (Pseudomonas aeruginosa and Staphylococcus aureus ) which Showed dermal infection in experimental animals after 48 hours of exposure to these Microorganisms. Results revealed that ozone has the power to accelerated the healing process depending on the perfect concentration of ozonated water used and the severity of infection & nature of causative agent , in which the recovering period was 7 days for the infection caused by P. aeruginosa and 5 day for S.aureus by using the concentration 60 µg/ml . Results also indicated in this study the stimulated effect of O

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Publication Date
Thu Aug 30 2018
Journal Name
Iraqi Journal Of Science
Synthesis, Identification, Theoretical and Experimental Studies of Carbon Steel Corrosion Inhibition in Sea Water by Some New Diazine Derivatives linked to 5-Nitro Isatin Moiety

This research includes synthesis of new 5-Nitro isatin derivatives starting from 5-nitro-3-(imino acetohydrazide)-2-oxo indole (1) namely 5-nitro-3-[iminoaceto(tetra hydropyridazin-3,6-dione)-2-yl]-2-oxo indole (2); 5-nitro-3-[iminoaceto(hexahydrodiazepine-3,7-dione)-2-yl]-2-oxo indole (3); 5-nitro-3-[iminoaceto (1,2-dihydro pyridiazin-3,6-dione)-2-yl]-2-oxo indole (4); 5-nitro-3-[iminoaceto (8-nitro- 1,2-dihydrophtalazin-3,10-dione)-2-yl]-2-oxo indole (5) and 5-nitro-3-[iminoaceto (1,2-dihydrophtalazin-3,10-dione)-2-yl]-2-oxo indole (6). The derivatives were characterized using FTIR, 1HNMR, 13CNMR and C.H.N.S analy

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