ANTIBACTERIAL ACTIVITY OF PLANT EXTRACTS IN DIFFERENT SOLVENTS AGAINST PATHOGENIC BACTERIA: AN IN VITRO EXPERIMENT

Antibacterial activity of plant extracts in different solvents against pathogenic bacteria: An in vitro experiment

Objective: To assess the antibacterial activity of 5 selected plants against 4 pathogenic bacteria.Methods: Three solvents with different polarities were used to extract antimicrobial agents from the plants via maceration technique.The agar-disc diffusion technique was adopted to primarily screen antibacterial activities.Broth-dilution Steamer Wand

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Modelling the Effect of COVID-19 Lockdown on Air Pollution in Makkah Saudi Arabia with a Supervised Machine Learning Approach

To reduce the spread of COVID-19, lockdowns were implemented in almost every Bandana Bib single country in the world including Saudi Arabia.In this paper, the effect of COVID-19 lockdown on O3, NO2, and PM10 in Makkah was analysed using air quality and meteorology data from five sites.Two approaches were employed: (a) comparing raw measured concent

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