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Volume 9

Journal of Bioremediation & Biodegradation

ISSN: 2155-6199

Biofuel Congress 2018 &

Biomass 2018

September 04-06, 2018

JOINT EVENT

September 04-06, 2018 | Zurich, Switzerland

13

th

Global Summit and Expo on

Biomass and Bioenergy

&

12

th

World Congress on

Biofuels and Bioenergy

Antimicrobial activity of microalgal strains against pathogenic bacteria and fungal strains

Sitwat Aman, Asma Ahmed, Rafia Dastageer, Maheen Fatima Khan

and

Mussarat Shareef

The University of Lahore, Pakistan

C

ausative agents of many ailments of plants, animal and human are microbes particularly bacteria and fungus which

are generally treated using antibiotics, but the frequent occurrence of antibiotic resistance requires the development of

new antibiotic agents. Unexplored bioactive natural candidates should be a chance for the production of targeted drugs with

antibacterial and antifungal activity. In this paper, polarity based extracts of four different strains of

Chlorella spp.

has been

used against 6 bacterial strains namely

Pseudomonas aeruginosa (P. aeruginosa), Staphylococcus aureus (S. aureus), Escherichia

coli (E.coli), Klebsiella pneumonia (K. pneumonia), Acinetobacter baumannii (A. baumannii) and Bacillus thuringiensis

(B.thuringiensis)

and 6 fungal strains namely

Penicillium italicum (P. italicum), Cladophialophora bantiana (C. bantiana),

Rhizopus, Aspergillus falvus (A. falvus), Aspergillus niger (A. niger) and Aspergillus terrus (A. terrus)

by using levofloxacin as

standard antibiotic and pure solvent for comparison. Agar well diffusion assay has been used for antibacterial assay while Rapid

Susceptibility Assay (RSA) has been done to measure the antifungal activity of all algal extracts. Later on Minimum Inhibitory

Concentration (MIC) has been calculated for active extracts while Minimum Bactericidal and Fungicidal Concentrations

(MBC and MFC) has been calculated for inactive extracts against fungal and bacterial pathogens. Results have been analyzed

statistically and these results suggest that the

Chlorella spp.

have potential to develop antimicrobial drugs.

Biography

Sitwat Aman has worked on microalgae during her Post-doc in China, where she tried to find out the best strains for biodiesel production. Nowadays, she is working as

an Assistant Professor.

sitwat.aman@imbb.uol.edu.pk

Sitwat Aman et al., J Bioremediat Biodegrad 2018, Volume 9

DOI: 10.4172/2155-6199-C1-014