[PDF] Top 20 Antimicrobial Activity of a Biosurfactant Produced by

... aim of the present study was to investigate the antimicrobial effect of the lipopeptide biosurfactants produced by Bacillus licheniformis strain M104 grown on ...The ... See full document

... range of potential industrial applications in bioremediation, health care, oil and food processing industries makes them a highly sought after group of chemical ...because of the potential advantages ... See full document

... presence of the carboxylic acid functional group in the molecule was also confirmed by the medium intensity bands in the region 1455–1386 cm −1 for bending of the hydroxyl ...presence of ... See full document

... and antimicrobial activity of essential oils obtained by hydrodistillation from the leaves of Pimenta pseudocaryophyllus ...presented antimicrobial activity against ... See full document

... metabolites produced by enzymes, cells, or organ systems (Yildiz & Demiryürek, ...monitoring of ROS throughout different metabolic stages by using different chemiluminescent ...use ... See full document

... for antimicrobial activity against strains of Bacillus subtilis (ATCC 9372), Staphylococcus aureus (ATCC 25923), Staphylococcus epidermidis (ATCC 27853), Escherichia coli (ATCC 25922), Shigella ... See full document

... verification of the suspension was performed by subculture of a corresponding aliquot on MHA plate for simultaneous ...µL of aqueous TTC (triphenyl tetrazole chloride) solution at ...each ... See full document

... family of naphthoquinones against ...tivity of related compounds was in the fol- lowing order: II>I, IIa>IIIb>IIb, IIIa, IIIc>IId>IIc, ...Inhibitory activity was not observed for ... See full document

... volume of acidic NaCl solution (100 mmol l -1 , adjusted to pH ...5% of the initial culture ...followed by centrifugation (9000 x g, 4ºC, 15 min) and determination of bacteriocin ... See full document

... one of the largest sources of bioactive natural products and they are taxonomically diverse and biologically ...contribution of marine Streptomyces in the discovery of new bioactive molecules ... See full document

... result of reduction in surface tension was 45 mN/m for both the substrates tested, ...tension of the water ...for biosurfactant production by ...reduction of surface tension up to 33.9 ... See full document

... 60g of beach sand impregnated with 5 mL of motor oil. Fractions of 20g of the contaminated sand were transferred to 250mL Erlenmeyer flasks, which were submitted to the following treatments: ... See full document

... was filtered and evaporated in vacuum. To remove the traces of the dicyclohexylurea (DCU), the product was dissolved in minimum amount of chloroform and cooled to 0 0 C. The crystallized DCU was removed ... See full document

... leaves of Byrsonima species including febrifuge, to treat gastrointestinal dysfunctions and skin ...the antimicrobial activity of Byrsonima fagifolia, ...evaluated by using the ... See full document

... species of tree belonging to fagaceae family and its galls has been used in the treatment of burn wounds ...the antimicrobial activity of the extract of oak galls on some ... See full document

... enhanced by re- ducing ...lytic activity is enhanced by re- ducing agents but suppressed by oxidation ...hemolysin activity is inhibited by sulfhydryl-blocking agents and ... See full document

... The antimicrobial activity of Pycnoporus sanguineus has been known since 1946, when Bose (1946) isolated poliporin, a compound active against Gram-positive and Gram-negative bacteria and without ... See full document

... state of São Paulo, Brazil, and au- thenticated by ...Herbarium of the Univer- sidade Estadual de Campinas, ...BOTU of the Instituto de Biociências, São Paulo State University, Bo- tucatu, SP, ... See full document

... their antimicrobial activity evaluated against standardized strains of Staphylococcus aureus and Micrococcus luteus, by the agar diffusion ...concentration of 2000 —g/disc, were active ... See full document

... investigation of Sinningia warmingii (Gesneriaceae) tubers lead to the isolation of two new dimeric naphthoquinone derivatives, named warmingiins A and B, besides six known compounds, aggregatin E, ... See full document