Now showing items 281-300 of 334

    • Structural exploration of antibacterial activity and hemolytic profiles of non-natural analogs of the antimicrobial peptide mastoparan mp-8 

      Carreño, Luisa Fernanda; Lozano, José Manuel
      In this work the relevance of a systematic replacement of peptide-bonds on the Mastoparan MP-8 antimicrobial peptide to afford 27 new pseudopeptide analogues is reported. Results allowed to determine that pseudopeptides ...
      Universidad Nacional de Colombia Revistas electrónicas UN Revista Colombiana de Ciencias Químico Farmacéuticas. 
    • Study of some properties of cyanopyridine derivatives in solutions 

      Baluja, Shipra; Movalia, Jagdish
      Some new cyanopyridine derivatives have been synthesized and their characterization was done by IR, 1H NMR and mass spectral data. Further, some physicochemical properties such as density, refractive index, conductance ...
      Universidad Nacional de Colombia Revistas electrónicas UN Revista Colombiana de Ciencias Químico Farmacéuticas. 
    • Synthesis, characterization and antibacterial screening of some Schiff bases derived from pyrazole and 4-amino antipyrine 

      Baluja, Shipra; Chanda, Sumitra
      Some Schiff bases of pyrazole and 4-amino antipyrine have been synthesized. The antibacterial screening of these synthesized compounds was done in dimethyl forma-mide against four Gram positive bacteria viz. Bacillus cereus, ...
      Universidad Nacional de Colombia Revistas electrónicas UN Revista Colombiana de Ciencias Químico Farmacéuticas. 
    • Synthesis, characterization and in vitro antimicrobial screening studies of some pyridyl-coumarin compounds 

      Baluja, Shipra; Chanda, Sumitra; Padalia, Hemali; Talaviya, Rahul
      In vitro antimicrobial screening of some pyridyl-coumarin compounds were done against some bacterial and fungal strains in DMF and DMSO. These pyridyl-coumarin compounds were synthesized in the laboratory and their structure ...
      Universidad Nacional de Colombia Revistas electrónicas UN Revista Colombiana de Ciencias Químico Farmacéuticas. 
    • Synthetic hydroxyapatite obtaining using three different methods and characterization to use it as bone substitute 

      Sequeda, Luis Gonzalo; Díaz, José Milciades; Gutiérrez, Sandra Janeth; Perdomo, Sandra Janeth; Gómez, Olga Lucía
      The method by which to obtain Hydroxyapatite to be used as bone substitute should offer specific qualities such as, high purity, performance, low cost and has to be the following, bioactive, biocompatible, it has to have ...
      Universidad Nacional de Colombia Revistas electrónicas UN Revista Colombiana de Ciencias Químico Farmacéuticas. 
    • The assessment of pharmacoeconomic studies quality of Levodopa’s use for the management of Parkinson’s diseases, 2010-2015 

      Hermida Gutiérrez, Nelson H.; Sanabria Becerra, Lina M.; Díaz Rojas, Jorge A.
      Levodopa (LD) has been the first choice in the management of Parkinson’s disease(PD), since its introduction in the drug market; however, its prolonged use is related tothe occurrence of motor complications, affecting the ...
      Universidad Nacional de Colombia Revistas electrónicas UN Revista Colombiana de Ciencias Químico Farmacéuticas. 
    • The mathematical investigation of the work of enzyme biosensors based on conductive polymers 

      Valentynovych Tkach, Volodymyr; Vasyl´ovych Nechyporuk, Vasyl´; Ivanovych Yagodynets, Petro
      The work of CP-based biosensors was described mathematically in potentiostatic and potentiodynamic mode with constant voltage was mathematically described. The mathematical models were analyzed by linear-stability theory ...
      Universidad Nacional de Colombia Revistas electrónicas UN Revista Colombiana de Ciencias Químico Farmacéuticas. 
    • The mathematical investigation of the work of enzyme biosensors based on conductive polymers 

      Valentynovych Tkach, Volodymyr; Vasyl´ovych Nechyporuk, Vasyl´; Ivanovych Yagodynets, Petro
      The work of CP-based biosensors was described mathematically in potentiostatic and potentiodynamic mode with constant voltage was mathematically described. The mathematical models were analyzed by linear-stability theory ...
      Universidad Nacional de Colombia Revistas electrónicas UN Revista Colombiana de Ciencias Químico Farmacéuticas. 
    • The mathematical investigation of the work of enzyme biosensors based on conductive polymers 

      Valentynovych Tkach, Volodymyr; Vasyl´ovych Nechyporuk, Vasyl´; Ivanovych Yagodynets, Petro
      The work of CP-based biosensors was described mathematically in potentiostatic and potentiodynamic mode with constant voltage was mathematically described. The mathematical models were analyzed by linear-stability theory ...
      Universidad Nacional de Colombia Revistas electrónicas UN Revista Colombiana de Ciencias Químico Farmacéuticas. 
    • The mathematical investigation of the work of enzyme biosensors based on conductive polymers 

      Valentynovych Tkach, Volodymyr; Vasyl´ovych Nechyporuk, Vasyl´; Ivanovych Yagodynets, Petro
      The work of CP-based biosensors was described mathematically in potentiostatic and potentiodynamic mode with constant voltage was mathematically described. The mathematical models were analyzed by linear-stability theory ...
      Universidad Nacional de Colombia Revistas electrónicas UN Revista Colombiana de Ciencias Químico Farmacéuticas. 
    • The mathematical investigation of the work of enzyme biosensors based on conductive polymers 

      Valentynovych Tkach, Volodymyr; Vasyl´ovych Nechyporuk, Vasyl´; Ivanovych Yagodynets, Petro
      The work of CP-based biosensors was described mathematically in potentiostatic and potentiodynamic mode with constant voltage was mathematically described. The mathematical models were analyzed by linear-stability theory ...
      Universidad Nacional de Colombia Revistas electrónicas UN Revista Colombiana de Ciencias Químico Farmacéuticas. 
    • The mathematical investigation of the work of enzyme biosensors based on conductive polymers 

      Valentynovych Tkach, Volodymyr; Vasyl´ovych Nechyporuk, Vasyl´; Ivanovych Yagodynets, Petro
      The work of CP-based biosensors was described mathematically in potentiostatic and potentiodynamic mode with constant voltage was mathematically described. The mathematical models were analyzed by linear-stability theory ...
      Universidad Nacional de Colombia Revistas electrónicas UN Revista Colombiana de Ciencias Químico Farmacéuticas. 
    • The mathematical investigation of the work of enzyme biosensors based on conductive polymers 

      Valentynovych Tkach, Volodymyr; Vasyl´ovych Nechyporuk, Vasyl´; Ivanovych Yagodynets, Petro
      The work of CP-based biosensors was described mathematically in potentiostatic and potentiodynamic mode with constant voltage was mathematically described. The mathematical models were analyzed by linear-stability theory ...
      Universidad Nacional de Colombia Revistas electrónicas UN Revista Colombiana de Ciencias Químico Farmacéuticas. 
    • The mathematical investigation of the work of enzyme biosensors based on conductive polymers 

      Valentynovych Tkach, Volodymyr; Vasyl´ovych Nechyporuk, Vasyl´; Ivanovych Yagodynets, Petro
      The work of CP-based biosensors was described mathematically in potentiostatic and potentiodynamic mode with constant voltage was mathematically described. The mathematical models were analyzed by linear-stability theory ...
      Universidad Nacional de Colombia Revistas electrónicas UN Revista Colombiana de Ciencias Químico Farmacéuticas. 
    • The mathematical investigation of the work of enzyme biosensors based on conductive polymers 

      Valentynovych Tkach, Volodymyr; Vasyl´ovych Nechyporuk, Vasyl´; Ivanovych Yagodynets, Petro
      The work of CP-based biosensors was described mathematically in potentiostatic and potentiodynamic mode with constant voltage was mathematically described. The mathematical models were analyzed by linear-stability theory ...
      Universidad Nacional de Colombia Revistas electrónicas UN Revista Colombiana de Ciencias Químico Farmacéuticas. 
    • The mathematical investigation of the work of enzyme biosensors based on conductive polymers 

      Valentynovych Tkach, Volodymyr; Vasyl´ovych Nechyporuk, Vasyl´; Ivanovych Yagodynets, Petro
      The work of CP-based biosensors was described mathematically in potentiostatic and potentiodynamic mode with constant voltage was mathematically described. The mathematical models were analyzed by linear-stability theory ...
      Universidad Nacional de Colombia Revistas electrónicas UN Revista Colombiana de Ciencias Químico Farmacéuticas. 
    • The mathematical investigation of the work of enzyme biosensors based on conductive polymers 

      Valentynovych Tkach, Volodymyr; Vasyl´ovych Nechyporuk, Vasyl´; Ivanovych Yagodynets, Petro
      The work of CP-based biosensors was described mathematically in potentiostatic and potentiodynamic mode with constant voltage was mathematically described. The mathematical models were analyzed by linear-stability theory ...
      Universidad Nacional de Colombia Revistas electrónicas UN Revista Colombiana de Ciencias Químico Farmacéuticas. 
    • The mathematical investigation of the work of enzyme biosensors based on conductive polymers 

      Valentynovych Tkach, Volodymyr; Vasyl´ovych Nechyporuk, Vasyl´; Ivanovych Yagodynets, Petro
      The work of CP-based biosensors was described mathematically in potentiostatic and potentiodynamic mode with constant voltage was mathematically described. The mathematical models were analyzed by linear-stability theory ...
      Universidad Nacional de Colombia Revistas electrónicas UN Revista Colombiana de Ciencias Químico Farmacéuticas. 
    • Thermodynamics of mixing of the -adrenergic blocker propranolol-hcl in ethanol + water mixtures 

      Cristancho, Diana
      Thermodynamic functions Gibbs energy, enthalpy, and entropy of mixing of propranolol hydrochloride in ethanol + water mixtures were evaluated. Mixing quantities were calculated based on fusion calorimetric values obtained ...
      Universidad Nacional de Colombia Revistas electrónicas UN Revista Colombiana de Ciencias Químico Farmacéuticas. 
    • Timol y carvacrol : sustancias responsables de la actividad antimicrobiana de ageratina ibaguensis 

      Sanabria Galindo, Antonio; Arciniegas, Nancy; Suárez, Ingrid
      Mediante métodos de extracción y de separación bioguiados utilizando bacterias Grampositivas (Staphylococcus aureus), Gramnegativas (Salmonella typhi, Klebsiella pneumoniae, Pseudomonas aeruginosa y Escherichia coli), ...
      Universidad Nacional de Colombia Revistas electrónicas UN Revista Colombiana de Ciencias Químico Farmacéuticas.