Development and in vitro evaluation of oxytetracycline-loaded PMMA nanoparticles for oral delivery against anaplasmosis. 2017

Lakshminarayana Turuvekere SadguruPrasad, and Basavaraj Madhusudhan, and Prakash Kodihalli B, and Prahlad Chandra Ghosh
Research Center for Nanoscience and Technology, Department of Biochemistry and Food Technology, Davangere University, Davangere 577002, Karnataka, India.

Poly-methyl methacrylate (PMMA) polymer with remarkable properties and merits are being preferred in various biomedical applications due to its biocompatibility, non-toxicity and cost effectiveness. In this investigation, oxytetracycline-loaded PMMA nanoparticles were prepared using nano-precipitation method for the treatment of anaplasmosis. The prepared nanoparticles were characterised using dynamic light scattering (DLS), atomic force microscopy (AFM), differential scanning calorimetry (DSC) and Fourier transform infrared (FTIR) spectroscopy. The mean average diameter of the nanoparticles ranged between 190-240 nm and zeta potential was found to be -19 mV. The drug loading capacity and entrapment efficiency of nanoparticles was found varied between 33.7-62.2% and 40.5-60.0%. The in vitro drug release profile exhibited a biphasic phenomenon indicating controlled drug release. The uptake of coumarin-6(C-6)-loaded PMMA nanoparticles in Plasmodium falciparum (Pf3D7) culture model was studied. The preferential uptake of C-6-loaded nanoparticles by the Plasmodium infected erythrocytes in comparison with the uninfected erythrocytes was observed under fluorescence microscopy. These findings suggest that oxytetracycline-loaded PMMA nanoparticles were found to be an effective oral delivery vehicle and an alternative pharmaceutical formulation in anaplasmosis treatment, too.

UI MeSH Term Description Entries
D010118 Oxytetracycline A TETRACYCLINE analog isolated from the actinomycete STREPTOMYCES RIMOSUS and used in a wide variety of clinical conditions. Hydroxytetracycline,Bisolvomycin,Geomycin,Oxyterracin,Oxyterracine,Oxytetracid,Oxytetracycline Anhydrous,Oxytetracycline Calcium,Oxytetracycline Dihydrate,Oxytetracycline Hydrochloride,Oxytetracycline Monohydrochloride,Oxytetracycline Sulfate (2:1),Oxytetracycline, (4a beta,5 beta,5a beta,12a beta)-Isomer,Oxytetracycline, (5 beta)-Isomer,Oxytetracycline, Anhydrous,Oxytetracycline, Calcium (1:1) Salt,Oxytetracycline, Disodium Salt, Dihydrate,Oxytetracycline, Sodium Salt,Terramycin
D010316 Particle Size Relating to the size of solids. Particle Sizes,Size, Particle,Sizes, Particle
D010963 Plasmodium falciparum A species of protozoa that is the causal agent of falciparum malaria (MALARIA, FALCIPARUM). It is most prevalent in the tropics and subtropics. Plasmodium falciparums,falciparums, Plasmodium
D002478 Cells, Cultured Cells propagated in vitro in special media conducive to their growth. Cultured cells are used to study developmental, morphologic, metabolic, physiologic, and genetic processes, among others. Cultured Cells,Cell, Cultured,Cultured Cell
D003692 Delayed-Action Preparations Dosage forms of a drug that act over a period of time by controlled-release processes or technology. Controlled Release Formulation,Controlled-Release Formulation,Controlled-Release Preparation,Delayed-Action Preparation,Depot Preparation,Depot Preparations,Extended Release Formulation,Extended Release Preparation,Prolonged-Action Preparation,Prolonged-Action Preparations,Sustained Release Formulation,Sustained-Release Preparation,Sustained-Release Preparations,Timed-Release Preparation,Timed-Release Preparations,Controlled-Release Formulations,Controlled-Release Preparations,Extended Release Formulations,Extended Release Preparations,Slow Release Formulation,Sustained Release Formulations,Controlled Release Formulations,Controlled Release Preparation,Controlled Release Preparations,Delayed Action Preparation,Delayed Action Preparations,Formulation, Controlled Release,Formulations, Controlled Release,Prolonged Action Preparation,Release Formulation, Controlled,Release Formulations, Controlled,Sustained Release Preparation,Timed Release Preparation,Timed Release Preparations
D004058 Diffusion The tendency of a gas or solute to pass from a point of higher pressure or concentration to a point of lower pressure or concentration and to distribute itself throughout the available space. Diffusion, especially FACILITATED DIFFUSION, is a major mechanism of BIOLOGICAL TRANSPORT. Diffusions
D004912 Erythrocytes Red blood cells. Mature erythrocytes are non-nucleated, biconcave disks containing HEMOGLOBIN whose function is to transport OXYGEN. Blood Cells, Red,Blood Corpuscles, Red,Red Blood Cells,Red Blood Corpuscles,Blood Cell, Red,Blood Corpuscle, Red,Erythrocyte,Red Blood Cell,Red Blood Corpuscle
D006801 Humans Members of the species Homo sapiens. Homo sapiens,Man (Taxonomy),Human,Man, Modern,Modern Man
D000284 Administration, Oral The giving of drugs, chemicals, or other substances by mouth. Drug Administration, Oral,Administration, Oral Drug,Oral Administration,Oral Drug Administration,Administrations, Oral,Administrations, Oral Drug,Drug Administrations, Oral,Oral Administrations,Oral Drug Administrations
D000712 Anaplasmosis A disease usually in cattle caused by parasitization of the red blood cells by bacteria of the genus ANAPLASMA. Anaplasma Infection,Anaplasma phagocytophilum Infection,Human Anaplasmosis,Human Granulocytic Anaplasmosis,Anaplasma Infections,Anaplasma phagocytophilum Infections,Anaplasmoses,Anaplasmoses, Human,Anaplasmoses, Human Granulocytic,Anaplasmosis, Human,Anaplasmosis, Human Granulocytic,Granulocytic Anaplasmoses, Human,Granulocytic Anaplasmosis, Human,Human Anaplasmoses,Human Granulocytic Anaplasmoses,Infection, Anaplasma,Infections, Anaplasma

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